PLATFORM:

Windows

 OVERALL RISK RATING:
 DAMAGE POTENTIAL:
 DISTRIBUTION POTENTIAL:
 REPORTED INFECTION:

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

This Trojan arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

  TECHNICAL DETAILS

File Size: 8,986,424 bytes
File Type: EXE
Memory Resident: Yes
Initial Samples Received Date: 16 Jul 2019

Arrival Details

This Trojan arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

Installation

This Trojan adds the following processes:

  • %System%\regsvr32.exe /s %System%\jscript.dll
  • %System%\regsvr32.exe /s %System%\mshtml.dll
  • %System%\regsvr32.exe /s %System%\shdocvw.dll
  • %System%\regsvr32.exe /s %System%\ieframe.dll
  • %System%\regsvr32.exe /s %System%\mshtmled.dll

(Note: %System% is the Windows system folder, where it usually is C:\Windows\System32 on all Windows operating system versions.)

It creates the following folders:

  • %User Temp%\nsd3798967756664\locale
  • %User Temp%\nsd3798967756664
  • %User Temp%\nsd3798967756664\images
  • %User Temp%\nsd3798967756664\css\sdk-ui
  • %User Temp%\nsd3798967756664\css
  • %User Temp%\ns20813EE1
  • %User Temp%\nsd3798967756664\css\sdk-ui\images

(Note: %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name}\AppData\Local\Temp on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit).)

Other System Modifications

This Trojan adds the following registry keys:

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JScript\OLEScript

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
LiveScript\OLEScript

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JavaScript\OLEScript

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JavaScript1.1\OLEScript

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JavaScript1.2\OLEScript

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JavaScript1.3\OLEScript

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
ECMAScript\OLEScript

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{f414c260-6ac0-11cf-b6d1-00aa00bbbb58}\OLEScript

HKEY_CLASSES_ROOT\CLSID\{F414C260-6AC0-11CF-B6D1-00AA00BBBB58}\
Implemented Categories

HKEY_CLASSES_ROOT\CLSID\{F414C260-6AC0-11CF-B6D1-00AA00BBBB58}\
Implemented Categories\{F0B7A1A1-9847-11CF-8F20-00805F2CD064}

HKEY_CLASSES_ROOT\CLSID\{F414C260-6AC0-11CF-B6D1-00AA00BBBB58}\
Implemented Categories\{F0B7A1A2-9847-11CF-8F20-00805F2CD064}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JScript Author\OLEScript

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JScript.Compact Author

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JScript.Compact Author\OLEScript

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JScript.Compact Author\CLSID

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
LiveScript Author\OLEScript

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JavaScript Author\OLEScript

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JavaScript1.1 Author\OLEScript

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JavaScript1.2 AuthorJavaScript1.3 Author

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JavaScript1.2 AuthorJavaScript1.3 Author\OLEScript

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JavaScript1.2 AuthorJavaScript1.3 Author\CLSID

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
ECMAScript Author

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
ECMAScript Author\OLEScript

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
ECMAScript Author\CLSID

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{f414c261-6ac0-11cf-b6d1-00aa00bbbb58}\OLEScript

HKEY_CLASSES_ROOT\CLSID\{F414C261-6AC0-11CF-B6D1-00AA00BBBB58}\
Implemented Categories

HKEY_CLASSES_ROOT\CLSID\{F414C261-6AC0-11CF-B6D1-00AA00BBBB58}\
Implemented Categories\{0AEE2A92-BCBB-11D0-8C72-00C04FC2B085}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JScript.Encode\OLEScript

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{f414c262-6ac0-11cf-b6d1-00aa00bbbb58}\OLEScript

HKEY_CLASSES_ROOT\CLSID\{F414C262-6AC0-11CF-B6D1-00AA00BBBB58}\
Implemented Categories

HKEY_CLASSES_ROOT\CLSID\{F414C262-6AC0-11CF-B6D1-00AA00BBBB58}\
Implemented Categories\{F0B7A1A1-9847-11CF-8F20-00805F2CD064}

HKEY_CLASSES_ROOT\CLSID\{F414C262-6AC0-11CF-B6D1-00AA00BBBB58}\
Implemented Categories\{F0B7A1A2-9847-11CF-8F20-00805F2CD064}

HKEY_CLASSES_ROOT\CLSID\{F414C262-6AC0-11CF-B6D1-00AA00BBBB58}\
Implemented Categories\{F0B7A1A3-9847-11CF-8F20-00805F2CD064}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JScript.Compact

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JScript.Compact\OLEScript

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JScript.Compact\CLSID

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{cc5bbec3-db4a-4bed-828d-08d78ee3e1ed}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{cc5bbec3-db4a-4bed-828d-08d78ee3e1ed}\OLEScript

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{cc5bbec3-db4a-4bed-828d-08d78ee3e1ed}\ProgID

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{cc5bbec3-db4a-4bed-828d-08d78ee3e1ed}\InprocServer32

HKEY_CLASSES_ROOT\CLSID\{CC5BBEC3-DB4A-4BED-828D-08D78EE3E1ED}\
Implemented Categories

HKEY_CLASSES_ROOT\CLSID\{CC5BBEC3-DB4A-4BED-828D-08D78EE3E1ED}\
Implemented Categories\{F0B7A1A1-9847-11CF-8F20-00805F2CD064}

HKEY_CLASSES_ROOT\CLSID\{CC5BBEC3-DB4A-4BED-828D-08D78EE3E1ED}\
Implemented Categories\{F0B7A1A2-9847-11CF-8F20-00805F2CD064}

It adds the following registry entries:

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JScript.Compact Author
(Default) = "JScript Language Authoring"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JScript.Compact Author\CLSID
(Default) = "{f414c261-6ac0-11cf-b6d1-00aa00bbbb58}"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JavaScript1.2 AuthorJavaScript1.3 Author
(Default) = "JScript Language Authoring"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JavaScript1.2 AuthorJavaScript1.3 Author\CLSID
(Default) = "{f414c261-6ac0-11cf-b6d1-00aa00bbbb58}"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
ECMAScript Author
(Default) = "JScript Language Authoring"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
ECMAScript Author\CLSID
(Default) = "{f414c261-6ac0-11cf-b6d1-00aa00bbbb58}"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JScript.Compact
(Default) = "JScript Compact Profile (ECMA 327)"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JScript.Compact\CLSID
(Default) = "{cc5bbec3-db4a-4bed-828d-08d78ee3e1ed}"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{cc5bbec3-db4a-4bed-828d-08d78ee3e1ed}
(Default) = "JScript Compact Profile (ECMA 327)"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{cc5bbec3-db4a-4bed-828d-08d78ee3e1ed}\ProgID
(Default) = "JScript.Compact"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{cc5bbec3-db4a-4bed-828d-08d78ee3e1ed}\InprocServer32
(Default) = "%System%\jscript.dll"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{cc5bbec3-db4a-4bed-828d-08d78ee3e1ed}\InprocServer32
ThreadingModel = "Both"

It modifies the following registry entries:

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JScript
(Default) = "JScript Language"

(Note: The default value data of the said registry entry is JScript Language.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JScript\CLSID
(Default) = "{f414c260-6ac0-11cf-b6d1-00aa00bbbb58}"

(Note: The default value data of the said registry entry is {f414c260-6ac0-11cf-b6d1-00aa00bbbb58}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
LiveScript
(Default) = "JScript Language"

(Note: The default value data of the said registry entry is JScript Language.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
LiveScript\CLSID
(Default) = "{f414c260-6ac0-11cf-b6d1-00aa00bbbb58}"

(Note: The default value data of the said registry entry is {f414c260-6ac0-11cf-b6d1-00aa00bbbb58}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JavaScript
(Default) = "JScript Language"

(Note: The default value data of the said registry entry is JScript Language.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JavaScript\CLSID
(Default) = "{f414c260-6ac0-11cf-b6d1-00aa00bbbb58}"

(Note: The default value data of the said registry entry is {f414c260-6ac0-11cf-b6d1-00aa00bbbb58}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JavaScript1.1
(Default) = "JScript Language"

(Note: The default value data of the said registry entry is JScript Language.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JavaScript1.1\CLSID
(Default) = "{f414c260-6ac0-11cf-b6d1-00aa00bbbb58}"

(Note: The default value data of the said registry entry is {f414c260-6ac0-11cf-b6d1-00aa00bbbb58}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JavaScript1.2
(Default) = "JScript Language"

(Note: The default value data of the said registry entry is JScript Language.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JavaScript1.2\CLSID
(Default) = "{f414c260-6ac0-11cf-b6d1-00aa00bbbb58}"

(Note: The default value data of the said registry entry is {f414c260-6ac0-11cf-b6d1-00aa00bbbb58}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JavaScript1.3
(Default) = "JScript Language"

(Note: The default value data of the said registry entry is JScript Language.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JavaScript1.3\CLSID
(Default) = "{f414c260-6ac0-11cf-b6d1-00aa00bbbb58}"

(Note: The default value data of the said registry entry is {f414c260-6ac0-11cf-b6d1-00aa00bbbb58}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
ECMAScript
(Default) = "JScript Language"

(Note: The default value data of the said registry entry is JScript Language.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
ECMAScript\CLSID
(Default) = "{f414c260-6ac0-11cf-b6d1-00aa00bbbb58}"

(Note: The default value data of the said registry entry is {f414c260-6ac0-11cf-b6d1-00aa00bbbb58}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{f414c260-6ac0-11cf-b6d1-00aa00bbbb58}
(Default) = "JScript Language"

(Note: The default value data of the said registry entry is JScript Language.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{f414c260-6ac0-11cf-b6d1-00aa00bbbb58}\ProgID
(Default) = "JScript"

(Note: The default value data of the said registry entry is JScript.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{f414c260-6ac0-11cf-b6d1-00aa00bbbb58}\InprocServer32
(Default) = "%System%\jscript.dll"

(Note: The default value data of the said registry entry is %Windows%\system32\jscript.dll.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{f414c260-6ac0-11cf-b6d1-00aa00bbbb58}\InprocServer32
ThreadingModel = "Both"

(Note: The default value data of the said registry entry is Both.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Component Categories\{F0B7A1A1-9847-11CF-8F20-00805F2CD064}
409 = "Active Scripting Engine"

(Note: The default value data of the said registry entry is Active Scripting Engine.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Component Categories\{F0B7A1A2-9847-11CF-8F20-00805F2CD064}
409 = "Active Scripting Engine with Parsing"

(Note: The default value data of the said registry entry is Active Scripting Engine with Parsing.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JScript Author
(Default) = "JScript Language Authoring"

(Note: The default value data of the said registry entry is JScript Language Authoring.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JScript Author\CLSID
(Default) = "{f414c261-6ac0-11cf-b6d1-00aa00bbbb58}"

(Note: The default value data of the said registry entry is {f414c261-6ac0-11cf-b6d1-00aa00bbbb58}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
LiveScript Author
(Default) = "JScript Language Authoring"

(Note: The default value data of the said registry entry is JScript Language Authoring.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
LiveScript Author\CLSID
(Default) = "{f414c261-6ac0-11cf-b6d1-00aa00bbbb58}"

(Note: The default value data of the said registry entry is {f414c261-6ac0-11cf-b6d1-00aa00bbbb58}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JavaScript Author
(Default) = "JScript Language Authoring"

(Note: The default value data of the said registry entry is JScript Language Authoring.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JavaScript Author\CLSID
(Default) = "{f414c261-6ac0-11cf-b6d1-00aa00bbbb58}"

(Note: The default value data of the said registry entry is {f414c261-6ac0-11cf-b6d1-00aa00bbbb58}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JavaScript1.1 Author
(Default) = "JScript Language Authoring"

(Note: The default value data of the said registry entry is JScript Language Authoring.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JavaScript1.1 Author\CLSID
(Default) = "{f414c261-6ac0-11cf-b6d1-00aa00bbbb58}"

(Note: The default value data of the said registry entry is {f414c261-6ac0-11cf-b6d1-00aa00bbbb58}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{f414c261-6ac0-11cf-b6d1-00aa00bbbb58}
(Default) = "JScript Language Authoring"

(Note: The default value data of the said registry entry is JScript Language Authoring.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{f414c261-6ac0-11cf-b6d1-00aa00bbbb58}\ProgID
(Default) = "JScript Author"

(Note: The default value data of the said registry entry is JScript Author.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{f414c261-6ac0-11cf-b6d1-00aa00bbbb58}\InprocServer32
(Default) = "%System%\jscript.dll"

(Note: The default value data of the said registry entry is %Windows%\system32\jscript.dll.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{f414c261-6ac0-11cf-b6d1-00aa00bbbb58}\InprocServer32
ThreadingModel = "Both"

(Note: The default value data of the said registry entry is Both.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Component Categories\{0AEE2A92-BCBB-11D0-8C72-00C04FC2B085}
409 = "Active Scripting Engine with Authoring"

(Note: The default value data of the said registry entry is Active Scripting Engine with Authoring.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JScript.Encode
(Default) = "JScript Language Encoding"

(Note: The default value data of the said registry entry is JScript Language Encoding.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
JScript.Encode\CLSID
(Default) = "{f414c262-6ac0-11cf-b6d1-00aa00bbbb58}"

(Note: The default value data of the said registry entry is {f414c262-6ac0-11cf-b6d1-00aa00bbbb58}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{f414c262-6ac0-11cf-b6d1-00aa00bbbb58}
(Default) = "JScript Language Encoding"

(Note: The default value data of the said registry entry is JScript Language Encoding.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{f414c262-6ac0-11cf-b6d1-00aa00bbbb58}\ProgID
(Default) = "JScript.Encode"

(Note: The default value data of the said registry entry is JScript.Encode.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{f414c262-6ac0-11cf-b6d1-00aa00bbbb58}\InprocServer32
(Default) = "%System%\jscript.dll"

(Note: The default value data of the said registry entry is %Windows%\system32\jscript.dll.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{f414c262-6ac0-11cf-b6d1-00aa00bbbb58}\InprocServer32
ThreadingModel = "Both"

(Note: The default value data of the said registry entry is Both.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Component Categories\{F0B7A1A3-9847-11CF-8F20-00805F2CD064}
409 = "Active Scripting Engine with Encoding"

(Note: The default value data of the said registry entry is Active Scripting Engine with Encoding.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
HtmlDlgHelper.HtmlDlgHelper.1
(Default) = "HtmlDlgHelper Class"

(Note: The default value data of the said registry entry is HtmlDlgHelper Class.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
HtmlDlgHelper.HtmlDlgHelper.1\CLSID
(Default) = "{3050f4e1-98b5-11cf-bb82-00aa00bdce0b}"

(Note: The default value data of the said registry entry is {3050f4e1-98b5-11cf-bb82-00aa00bdce0b}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
HtmlDlgHelper.HtmlDlgHelper
(Default) = "HtmlDlgHelper Class"

(Note: The default value data of the said registry entry is HtmlDlgHelper Class.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
HtmlDlgHelper.HtmlDlgHelper\CurVer
(Default) = "HtmlDlgHelper.HtmlDlgHelper.1"

(Note: The default value data of the said registry entry is HtmlDlgHelper.HtmlDlgHelper.1.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{3050f4e1-98b5-11cf-bb82-00aa00bdce0b}
(Default) = "HtmlDlgHelper Class"

(Note: The default value data of the said registry entry is HtmlDlgHelper Class.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{3050f4e1-98b5-11cf-bb82-00aa00bdce0b}\ProgID
(Default) = "HtmlDlgHelper.HtmlDlgHelper.1"

(Note: The default value data of the said registry entry is HtmlDlgHelper.HtmlDlgHelper.1.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{3050f4e1-98b5-11cf-bb82-00aa00bdce0b}\VersionIndependentProgID
(Default) = "HtmlDlgHelper.HtmlDlgHelper"

(Note: The default value data of the said registry entry is HtmlDlgHelper.HtmlDlgHelper.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{3050f4e1-98b5-11cf-bb82-00aa00bdce0b}\InprocServer32
(Default) = "%System%\mshtmled.dll"

(Note: The default value data of the said registry entry is %Windows%\system32\mshtmled.dll.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{3050f4e1-98b5-11cf-bb82-00aa00bdce0b}\InprocServer32
ThreadingModel = "Apartment"

(Note: The default value data of the said registry entry is Apartment.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{3050f4e1-98b5-11cf-bb82-00aa00bdce0b}\ToolboxBitmap32
(Default) = "%System%\mshtmled.dll, 1"

(Note: The default value data of the said registry entry is %Windows%\system32\mshtmled.dll, 1.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{3050f4e1-98b5-11cf-bb82-00aa00bdce0b}\MiscStatus
(Default) = "0"

(Note: The default value data of the said registry entry is 0.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{3050f4e1-98b5-11cf-bb82-00aa00bdce0b}\MiscStatus\
1
(Default) = "131473"

(Note: The default value data of the said registry entry is 131473.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{3050f4e1-98b5-11cf-bb82-00aa00bdce0b}\TypeLib
(Default) = "{3050f4e0-98b5-11cf-bb82-00aa00bdce0b}"

(Note: The default value data of the said registry entry is {3050f4e0-98b5-11cf-bb82-00aa00bdce0b}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{3050f4e1-98b5-11cf-bb82-00aa00bdce0b}\Version
(Default) = "1.0"

(Note: The default value data of the said registry entry is 1.0.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
HtmlDlgSafeHelper.HtmlDlgSafeHelper.1
(Default) = "HtmlDlgSafeHelper Class"

(Note: The default value data of the said registry entry is HtmlDlgSafeHelper Class.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
HtmlDlgSafeHelper.HtmlDlgSafeHelper.1\CLSID
(Default) = "{3050f819-98b5-11cf-bb82-00aa00bdce0b}"

(Note: The default value data of the said registry entry is {3050f819-98b5-11cf-bb82-00aa00bdce0b}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
HtmlDlgSafeHelper.HtmlDlgSafeHelper
(Default) = "HtmlDlgSafeHelper Class"

(Note: The default value data of the said registry entry is HtmlDlgSafeHelper Class.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
HtmlDlgSafeHelper.HtmlDlgSafeHelper\CurVer
(Default) = "HtmlDlgSafeHelper.HtmlDlgSafeHelper.1"

(Note: The default value data of the said registry entry is HtmlDlgSafeHelper.HtmlDlgSafeHelper.1.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{3050f819-98b5-11cf-bb82-00aa00bdce0b}
(Default) = "HtmlDlgSafeHelper Class"

(Note: The default value data of the said registry entry is HtmlDlgSafeHelper Class.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{3050f819-98b5-11cf-bb82-00aa00bdce0b}\ProgID
(Default) = "HtmlDlgSafeHelper.HtmlDlgSafeHelper.1"

(Note: The default value data of the said registry entry is HtmlDlgSafeHelper.HtmlDlgSafeHelper.1.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{3050f819-98b5-11cf-bb82-00aa00bdce0b}\VersionIndependentProgID
(Default) = "HtmlDlgSafeHelper.HtmlDlgSafeHelper"

(Note: The default value data of the said registry entry is HtmlDlgSafeHelper.HtmlDlgSafeHelper.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{3050f819-98b5-11cf-bb82-00aa00bdce0b}\InprocServer32
(Default) = "%System%\mshtmled.dll"

(Note: The default value data of the said registry entry is %Windows%\system32\mshtmled.dll.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{3050f819-98b5-11cf-bb82-00aa00bdce0b}\InprocServer32
ThreadingModel = "Apartment"

(Note: The default value data of the said registry entry is Apartment.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{3050f819-98b5-11cf-bb82-00aa00bdce0b}\ToolboxBitmap32
(Default) = "%System%\mshtmled.dll, 1"

(Note: The default value data of the said registry entry is %Windows%\system32\mshtmled.dll, 1.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{3050f819-98b5-11cf-bb82-00aa00bdce0b}\MiscStatus
(Default) = "0"

(Note: The default value data of the said registry entry is 0.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{3050f819-98b5-11cf-bb82-00aa00bdce0b}\MiscStatus\
1
(Default) = "131473"

(Note: The default value data of the said registry entry is 131473.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{3050f819-98b5-11cf-bb82-00aa00bdce0b}\TypeLib
(Default) = "{3050f1c5-98b5-11cf-bb82-00aa00bdce0b}"

(Note: The default value data of the said registry entry is {3050f1c5-98b5-11cf-bb82-00aa00bdce0b}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{3050f819-98b5-11cf-bb82-00aa00bdce0b}\Version
(Default) = "1.1"

(Note: The default value data of the said registry entry is 1.1.)

Dropping Routine

This Trojan drops the following files:

  • %User Temp%\0243AD19.log
  • %User Temp%\nsd3798967756664\locale\SL.locale
  • %User Temp%\nsd3798967756664\locale\TA.locale
  • %User Temp%\nsd3798967756664\locale\NL.locale
  • %User Temp%\nsd3798967756664\locale\AF.locale
  • %User Temp%\nsd3798967756664\locale\TR.locale
  • %User Temp%\nsd3798967756664\locale\UR.locale
  • %User Temp%\nsd3798967756664\images\Loader.gif
  • %User Temp%\nsd3798967756664\css\sdk-ui\images\button-bg.png
  • %User Temp%\nsd3798967756664\locale\PL.locale
  • %User Temp%\nsd3798967756664\locale\EL.locale
  • %User Temp%\nsd3798967756664\locale\PA.locale
  • %User Temp%\nsd3798967756664\locale\SK.locale
  • %User Temp%\nsd3798967756664\locale\NE.locale
  • %User Temp%\nsd3798967756664\locale\DA.locale
  • %User Temp%\nsd3798967756664\locale\HU.locale
  • %User Temp%\nsd3798967756664\locale\HE.locale
  • %User Temp%\nsd3798967756664\locale\IS.locale
  • %User Temp%\nsd3798967756664\locale\CA.locale
  • %User Temp%\nsd3798967756664\locale\TE.locale
  • %User Temp%\nsd3798967756664\locale\SV.locale
  • %User Temp%\nsd3798967756664\locale\ES.locale
  • %User Temp%\nsd3798967756664\css\sdk-ui\images\progress-bg-corner.png
  • %User Temp%\nsd3798967756664\locale\BS.locale
  • %User Temp%\0243B1C0.log
  • %User Temp%\nsd3798967756664\locale\KK.locale
  • %User Temp%\nsd3798967756664\locale\VI.locale
  • %User Temp%\nsd3798967756664\locale\MS.locale
  • %User Temp%\nsd3798967756664\locale\NO.locale
  • %User Temp%\nsd3798967756664\locale\LO.locale
  • %User Temp%\nsd3798967756664\locale\FA.locale
  • %User Temp%\nsd3798967756664\locale\BE.locale
  • %User Temp%\nsd3798967756664\css\sdk-ui\checkbox.css
  • %User Temp%\nsd3798967756664\css\sdk-ui\progress-bar.css
  • %User Temp%\nsd3798967756664\locale\CS.locale
  • %User Temp%\nsd3798967756664\css\main.css
  • %User Temp%\nsd3798967756664\locale\JA.locale
  • %User Temp%\nsd3798967756664\locale\SQ.locale
  • %User Temp%\nsd3798967756664\css\ie6_main.css
  • %User Temp%\nsd3798967756664\locale\FI.locale
  • %User Temp%\nsd3798967756664\locale\HY.locale
  • %User Temp%\nsd3798967756664\locale\UK.locale
  • %User Temp%\nsd3798967756664\locale\TL.locale
  • %User Temp%\nsd3798967756664\csshover3.htc
  • %User Temp%\0243B1AC.log
  • %User Temp%\nsd3798967756664\locale\LT.locale
  • %User Temp%\nsd3798967756664\locale\IT.locale
  • %User Temp%\nsd3798967756664\locale\ID.locale
  • %User Temp%\nsd3798967756664\locale\ZU.locale
  • %User Temp%\nsd3798967756664\locale\ZH.locale
  • %User Temp%\nsd3798967756664\bootstrap_18404.html
  • %User Temp%\nsd3798967756664\locale\PT.locale
  • %User Temp%\nsd3798967756664\locale\AZ.locale
  • %User Temp%\nsd3798967756664\locale\HI.locale
  • %User Temp%\nsd3798967756664\css\sdk-ui\button.css
  • %User Temp%\nsd3798967756664\css\sdk-ui\images\progress-bg.png
  • %User Temp%\nsd3798967756664\locale\EN.locale
  • %User Temp%\nsd3798967756664\locale\KA.locale
  • %User Temp%\nsd3798967756664\locale\FR.locale
  • %User Temp%\nsd3798967756664\locale\EU.locale
  • %User Temp%\nsd3798967756664\bootstrap_39405.html
  • %User Temp%\nsd3798967756664\locale\KO.locale
  • %User Temp%\nsd3798967756664\locale\PS.locale
  • %User Temp%\nsd3798967756664\locale\MR.locale
  • %User Temp%\nsd3798967756664\locale\UZ.locale
  • %User Temp%\nsd3798967756664\locale\KU.locale
  • %User Temp%\nsd3798967756664\locale\BG.locale
  • %User Temp%\nsd3798967756664\locale\HR.locale
  • %User Temp%\nsd3798967756664\locale\RU.locale
  • %User Temp%\nsd3798967756664\locale\DE.locale
  • %User Temp%\nsd3798967756664\locale\YO.locale
  • %User Temp%\nsd3798967756664\locale\LV.locale
  • %User Temp%\nsd3798967756664\locale\GU.locale
  • %User Temp%\nsd3798967756664\locale\HT.locale
  • %User Temp%\nsd3798967756664\locale\ET.locale
  • %User Temp%\nsd3798967756664\locale\TH.locale
  • %User Temp%\nsd3798967756664\locale\MK.locale
  • %User Temp%\nsd3798967756664\locale\SR.locale
  • %User Temp%\nsd3798967756664\css\sdk-ui\browse.css
  • %User Temp%\nsd3798967756664\css\sdk-ui\images\progress-bg2.png
  • %User Temp%\nsd3798967756664\locale\RO.locale
  • %User Temp%\nsd3798967756664\locale\ML.locale

(Note: %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name}\AppData\Local\Temp on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit).)

Other Details

This Trojan connects to the following possibly malicious URL:

  • http://isrg.{BLOCKED}d.ocsp.identrust.com/{random path}
  • http://rp.{BLOCKED}daylaboratory.com
  • http://os2.{BLOCKED}daylaboratory.com/FusionFileZilla
  • http://r1---sn-2aqu-hoalz.{BLOCKED}1.com/{random path}?{random characters}
  • http://crl3.{BLOCKED}rt.com/DigiCertHighAssuranceEVRootCA.crl
  • http://crl4.{BLOCKED}rt.com/DigiCertHighAssuranceEVRootCA.crl
  • http://crl3.{BLOCKED}rt.com/EVCodeSigningSHA2-g1.crl
  • http://crl4.{BLOCKED}rt.com/EVCodeSigningSHA2-g1.crl
  • http://ardownload.{BLOCKED}e.com/{random path}
  • http://offers.{BLOCKED}lla-project.org
  • http://os.{BLOCKED}daylaboratory.com

This report is generated via an automated analysis system.

  SOLUTION

Minimum Scan Engine: 9.850

Step 1

Before doing any scans, Windows 7, Windows 8, Windows 8.1, and Windows 10 users must disable System Restore to allow full scanning of their computers.

Step 2

Identify and terminate files detected as PUA.Win32.FusionCore.MW

[ Learn More ]
  1. Windows Task Manager may not display all running processes. In this case, please use a third-party process viewer, preferably Process Explorer, to terminate the malware/grayware/spyware file. You may download the said tool here.
  2. If the detected file is displayed in either Windows Task Manager or Process Explorer but you cannot delete it, restart your computer in safe mode. To do this, refer to this link for the complete steps.
  3. If the detected file is not displayed in either Windows Task Manager or Process Explorer, continue doing the next steps.

Step 3

Delete this registry key

[ Learn More ]

Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry.

  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JScript
    • OLEScript
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\LiveScript
    • OLEScript
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JavaScript
    • OLEScript
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JavaScript1.1
    • OLEScript
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JavaScript1.2
    • OLEScript
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JavaScript1.3
    • OLEScript
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ECMAScript
    • OLEScript
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{f414c260-6ac0-11cf-b6d1-00aa00bbbb58}
    • OLEScript
  • In HKEY_CLASSES_ROOT\CLSID\{F414C260-6AC0-11CF-B6D1-00AA00BBBB58}
    • Implemented Categories
  • In HKEY_CLASSES_ROOT\CLSID\{F414C260-6AC0-11CF-B6D1-00AA00BBBB58}\Implemented Categories
    • {F0B7A1A1-9847-11CF-8F20-00805F2CD064}
  • In HKEY_CLASSES_ROOT\CLSID\{F414C260-6AC0-11CF-B6D1-00AA00BBBB58}\Implemented Categories
    • {F0B7A1A2-9847-11CF-8F20-00805F2CD064}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JScript Author
    • OLEScript
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes
    • JScript.Compact Author
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JScript.Compact Author
    • OLEScript
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JScript.Compact Author
    • CLSID
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\LiveScript Author
    • OLEScript
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JavaScript Author
    • OLEScript
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JavaScript1.1 Author
    • OLEScript
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes
    • JavaScript1.2 AuthorJavaScript1.3 Author
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JavaScript1.2 AuthorJavaScript1.3 Author
    • OLEScript
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JavaScript1.2 AuthorJavaScript1.3 Author
    • CLSID
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes
    • ECMAScript Author
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ECMAScript Author
    • OLEScript
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ECMAScript Author
    • CLSID
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{f414c261-6ac0-11cf-b6d1-00aa00bbbb58}
    • OLEScript
  • In HKEY_CLASSES_ROOT\CLSID\{F414C261-6AC0-11CF-B6D1-00AA00BBBB58}
    • Implemented Categories
  • In HKEY_CLASSES_ROOT\CLSID\{F414C261-6AC0-11CF-B6D1-00AA00BBBB58}\Implemented Categories
    • {0AEE2A92-BCBB-11D0-8C72-00C04FC2B085}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JScript.Encode
    • OLEScript
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{f414c262-6ac0-11cf-b6d1-00aa00bbbb58}
    • OLEScript
  • In HKEY_CLASSES_ROOT\CLSID\{F414C262-6AC0-11CF-B6D1-00AA00BBBB58}
    • Implemented Categories
  • In HKEY_CLASSES_ROOT\CLSID\{F414C262-6AC0-11CF-B6D1-00AA00BBBB58}\Implemented Categories
    • {F0B7A1A1-9847-11CF-8F20-00805F2CD064}
  • In HKEY_CLASSES_ROOT\CLSID\{F414C262-6AC0-11CF-B6D1-00AA00BBBB58}\Implemented Categories
    • {F0B7A1A2-9847-11CF-8F20-00805F2CD064}
  • In HKEY_CLASSES_ROOT\CLSID\{F414C262-6AC0-11CF-B6D1-00AA00BBBB58}\Implemented Categories
    • {F0B7A1A3-9847-11CF-8F20-00805F2CD064}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes
    • JScript.Compact
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JScript.Compact
    • OLEScript
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JScript.Compact
    • CLSID
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID
    • {cc5bbec3-db4a-4bed-828d-08d78ee3e1ed}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{cc5bbec3-db4a-4bed-828d-08d78ee3e1ed}
    • OLEScript
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{cc5bbec3-db4a-4bed-828d-08d78ee3e1ed}
    • ProgID
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{cc5bbec3-db4a-4bed-828d-08d78ee3e1ed}
    • InprocServer32
  • In HKEY_CLASSES_ROOT\CLSID\{CC5BBEC3-DB4A-4BED-828D-08D78EE3E1ED}
    • Implemented Categories
  • In HKEY_CLASSES_ROOT\CLSID\{CC5BBEC3-DB4A-4BED-828D-08D78EE3E1ED}\Implemented Categories
    • {F0B7A1A1-9847-11CF-8F20-00805F2CD064}
  • In HKEY_CLASSES_ROOT\CLSID\{CC5BBEC3-DB4A-4BED-828D-08D78EE3E1ED}\Implemented Categories
    • {F0B7A1A2-9847-11CF-8F20-00805F2CD064}

Step 4

Delete this registry value

[ Learn More ]

Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry.

  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JScript.Compact Author
    • (Default) = "JScript Language Authoring"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JScript.Compact Author\CLSID
    • (Default) = "{f414c261-6ac0-11cf-b6d1-00aa00bbbb58}"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JavaScript1.2 AuthorJavaScript1.3 Author
    • (Default) = "JScript Language Authoring"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JavaScript1.2 AuthorJavaScript1.3 Author\CLSID
    • (Default) = "{f414c261-6ac0-11cf-b6d1-00aa00bbbb58}"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ECMAScript Author
    • (Default) = "JScript Language Authoring"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ECMAScript Author\CLSID
    • (Default) = "{f414c261-6ac0-11cf-b6d1-00aa00bbbb58}"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JScript.Compact
    • (Default) = "JScript Compact Profile (ECMA 327)"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JScript.Compact\CLSID
    • (Default) = "{cc5bbec3-db4a-4bed-828d-08d78ee3e1ed}"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{cc5bbec3-db4a-4bed-828d-08d78ee3e1ed}
    • (Default) = "JScript Compact Profile (ECMA 327)"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{cc5bbec3-db4a-4bed-828d-08d78ee3e1ed}\ProgID
    • (Default) = "JScript.Compact"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{cc5bbec3-db4a-4bed-828d-08d78ee3e1ed}\InprocServer32
    • (Default) = "%System%\jscript.dll"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{cc5bbec3-db4a-4bed-828d-08d78ee3e1ed}\InprocServer32
    • ThreadingModel = "Both"

Step 5

Restore these modified registry values

[ Learn More ]

Important:Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this only if you know how to or you can seek your system administrator's help. You may also check out this Microsoft article first before modifying your computer's registry.

  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JScript
    • From: (Default) = "JScript Language"
      To: (Default) = ""JScript Language""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JScript\CLSID
    • From: (Default) = "{f414c260-6ac0-11cf-b6d1-00aa00bbbb58}"
      To: (Default) = ""{f414c260-6ac0-11cf-b6d1-00aa00bbbb58}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\LiveScript
    • From: (Default) = "JScript Language"
      To: (Default) = ""JScript Language""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\LiveScript\CLSID
    • From: (Default) = "{f414c260-6ac0-11cf-b6d1-00aa00bbbb58}"
      To: (Default) = ""{f414c260-6ac0-11cf-b6d1-00aa00bbbb58}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JavaScript
    • From: (Default) = "JScript Language"
      To: (Default) = ""JScript Language""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JavaScript\CLSID
    • From: (Default) = "{f414c260-6ac0-11cf-b6d1-00aa00bbbb58}"
      To: (Default) = ""{f414c260-6ac0-11cf-b6d1-00aa00bbbb58}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JavaScript1.1
    • From: (Default) = "JScript Language"
      To: (Default) = ""JScript Language""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JavaScript1.1\CLSID
    • From: (Default) = "{f414c260-6ac0-11cf-b6d1-00aa00bbbb58}"
      To: (Default) = ""{f414c260-6ac0-11cf-b6d1-00aa00bbbb58}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JavaScript1.2
    • From: (Default) = "JScript Language"
      To: (Default) = ""JScript Language""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JavaScript1.2\CLSID
    • From: (Default) = "{f414c260-6ac0-11cf-b6d1-00aa00bbbb58}"
      To: (Default) = ""{f414c260-6ac0-11cf-b6d1-00aa00bbbb58}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JavaScript1.3
    • From: (Default) = "JScript Language"
      To: (Default) = ""JScript Language""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JavaScript1.3\CLSID
    • From: (Default) = "{f414c260-6ac0-11cf-b6d1-00aa00bbbb58}"
      To: (Default) = ""{f414c260-6ac0-11cf-b6d1-00aa00bbbb58}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ECMAScript
    • From: (Default) = "JScript Language"
      To: (Default) = ""JScript Language""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ECMAScript\CLSID
    • From: (Default) = "{f414c260-6ac0-11cf-b6d1-00aa00bbbb58}"
      To: (Default) = ""{f414c260-6ac0-11cf-b6d1-00aa00bbbb58}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{f414c260-6ac0-11cf-b6d1-00aa00bbbb58}
    • From: (Default) = "JScript Language"
      To: (Default) = ""JScript Language""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{f414c260-6ac0-11cf-b6d1-00aa00bbbb58}\ProgID
    • From: (Default) = "JScript"
      To: (Default) = ""JScript""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{f414c260-6ac0-11cf-b6d1-00aa00bbbb58}\InprocServer32
    • From: (Default) = "%System%\jscript.dll"
      To: (Default) = ""%Windows%\system32\jscript.dll""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{f414c260-6ac0-11cf-b6d1-00aa00bbbb58}\InprocServer32
    • From: ThreadingModel = "Both"
      To: ThreadingModel = ""Both""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Component Categories\{F0B7A1A1-9847-11CF-8F20-00805F2CD064}
    • From: 409 = "Active Scripting Engine"
      To: 409 = ""Active Scripting Engine""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Component Categories\{F0B7A1A2-9847-11CF-8F20-00805F2CD064}
    • From: 409 = "Active Scripting Engine with Parsing"
      To: 409 = ""Active Scripting Engine with Parsing""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JScript Author
    • From: (Default) = "JScript Language Authoring"
      To: (Default) = ""JScript Language Authoring""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JScript Author\CLSID
    • From: (Default) = "{f414c261-6ac0-11cf-b6d1-00aa00bbbb58}"
      To: (Default) = ""{f414c261-6ac0-11cf-b6d1-00aa00bbbb58}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\LiveScript Author
    • From: (Default) = "JScript Language Authoring"
      To: (Default) = ""JScript Language Authoring""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\LiveScript Author\CLSID
    • From: (Default) = "{f414c261-6ac0-11cf-b6d1-00aa00bbbb58}"
      To: (Default) = ""{f414c261-6ac0-11cf-b6d1-00aa00bbbb58}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JavaScript Author
    • From: (Default) = "JScript Language Authoring"
      To: (Default) = ""JScript Language Authoring""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JavaScript Author\CLSID
    • From: (Default) = "{f414c261-6ac0-11cf-b6d1-00aa00bbbb58}"
      To: (Default) = ""{f414c261-6ac0-11cf-b6d1-00aa00bbbb58}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JavaScript1.1 Author
    • From: (Default) = "JScript Language Authoring"
      To: (Default) = ""JScript Language Authoring""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JavaScript1.1 Author\CLSID
    • From: (Default) = "{f414c261-6ac0-11cf-b6d1-00aa00bbbb58}"
      To: (Default) = ""{f414c261-6ac0-11cf-b6d1-00aa00bbbb58}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{f414c261-6ac0-11cf-b6d1-00aa00bbbb58}
    • From: (Default) = "JScript Language Authoring"
      To: (Default) = ""JScript Language Authoring""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{f414c261-6ac0-11cf-b6d1-00aa00bbbb58}\ProgID
    • From: (Default) = "JScript Author"
      To: (Default) = ""JScript Author""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{f414c261-6ac0-11cf-b6d1-00aa00bbbb58}\InprocServer32
    • From: (Default) = "%System%\jscript.dll"
      To: (Default) = ""%Windows%\system32\jscript.dll""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{f414c261-6ac0-11cf-b6d1-00aa00bbbb58}\InprocServer32
    • From: ThreadingModel = "Both"
      To: ThreadingModel = ""Both""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Component Categories\{0AEE2A92-BCBB-11D0-8C72-00C04FC2B085}
    • From: 409 = "Active Scripting Engine with Authoring"
      To: 409 = ""Active Scripting Engine with Authoring""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JScript.Encode
    • From: (Default) = "JScript Language Encoding"
      To: (Default) = ""JScript Language Encoding""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\JScript.Encode\CLSID
    • From: (Default) = "{f414c262-6ac0-11cf-b6d1-00aa00bbbb58}"
      To: (Default) = ""{f414c262-6ac0-11cf-b6d1-00aa00bbbb58}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{f414c262-6ac0-11cf-b6d1-00aa00bbbb58}
    • From: (Default) = "JScript Language Encoding"
      To: (Default) = ""JScript Language Encoding""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{f414c262-6ac0-11cf-b6d1-00aa00bbbb58}\ProgID
    • From: (Default) = "JScript.Encode"
      To: (Default) = ""JScript.Encode""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{f414c262-6ac0-11cf-b6d1-00aa00bbbb58}\InprocServer32
    • From: (Default) = "%System%\jscript.dll"
      To: (Default) = ""%Windows%\system32\jscript.dll""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{f414c262-6ac0-11cf-b6d1-00aa00bbbb58}\InprocServer32
    • From: ThreadingModel = "Both"
      To: ThreadingModel = ""Both""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Component Categories\{F0B7A1A3-9847-11CF-8F20-00805F2CD064}
    • From: 409 = "Active Scripting Engine with Encoding"
      To: 409 = ""Active Scripting Engine with Encoding""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\HtmlDlgHelper.HtmlDlgHelper.1
    • From: (Default) = "HtmlDlgHelper Class"
      To: (Default) = ""HtmlDlgHelper Class""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\HtmlDlgHelper.HtmlDlgHelper.1\CLSID
    • From: (Default) = "{3050f4e1-98b5-11cf-bb82-00aa00bdce0b}"
      To: (Default) = ""{3050f4e1-98b5-11cf-bb82-00aa00bdce0b}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\HtmlDlgHelper.HtmlDlgHelper
    • From: (Default) = "HtmlDlgHelper Class"
      To: (Default) = ""HtmlDlgHelper Class""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\HtmlDlgHelper.HtmlDlgHelper\CurVer
    • From: (Default) = "HtmlDlgHelper.HtmlDlgHelper.1"
      To: (Default) = ""HtmlDlgHelper.HtmlDlgHelper.1""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{3050f4e1-98b5-11cf-bb82-00aa00bdce0b}
    • From: (Default) = "HtmlDlgHelper Class"
      To: (Default) = ""HtmlDlgHelper Class""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{3050f4e1-98b5-11cf-bb82-00aa00bdce0b}\ProgID
    • From: (Default) = "HtmlDlgHelper.HtmlDlgHelper.1"
      To: (Default) = ""HtmlDlgHelper.HtmlDlgHelper.1""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{3050f4e1-98b5-11cf-bb82-00aa00bdce0b}\VersionIndependentProgID
    • From: (Default) = "HtmlDlgHelper.HtmlDlgHelper"
      To: (Default) = ""HtmlDlgHelper.HtmlDlgHelper""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{3050f4e1-98b5-11cf-bb82-00aa00bdce0b}\InprocServer32
    • From: (Default) = "%System%\mshtmled.dll"
      To: (Default) = ""%Windows%\system32\mshtmled.dll""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{3050f4e1-98b5-11cf-bb82-00aa00bdce0b}\InprocServer32
    • From: ThreadingModel = "Apartment"
      To: ThreadingModel = ""Apartment""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{3050f4e1-98b5-11cf-bb82-00aa00bdce0b}\ToolboxBitmap32
    • From: (Default) = "%System%\mshtmled.dll, 1"
      To: (Default) = ""%Windows%\system32\mshtmled.dll, 1""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{3050f4e1-98b5-11cf-bb82-00aa00bdce0b}\MiscStatus
    • From: (Default) = "0"
      To: (Default) = ""0""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{3050f4e1-98b5-11cf-bb82-00aa00bdce0b}\MiscStatus\1
    • From: (Default) = "131473"
      To: (Default) = ""131473""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{3050f4e1-98b5-11cf-bb82-00aa00bdce0b}\TypeLib
    • From: (Default) = "{3050f4e0-98b5-11cf-bb82-00aa00bdce0b}"
      To: (Default) = ""{3050f4e0-98b5-11cf-bb82-00aa00bdce0b}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{3050f4e1-98b5-11cf-bb82-00aa00bdce0b}\Version
    • From: (Default) = "1.0"
      To: (Default) = ""1.0""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\HtmlDlgSafeHelper.HtmlDlgSafeHelper.1
    • From: (Default) = "HtmlDlgSafeHelper Class"
      To: (Default) = ""HtmlDlgSafeHelper Class""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\HtmlDlgSafeHelper.HtmlDlgSafeHelper.1\CLSID
    • From: (Default) = "{3050f819-98b5-11cf-bb82-00aa00bdce0b}"
      To: (Default) = ""{3050f819-98b5-11cf-bb82-00aa00bdce0b}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\HtmlDlgSafeHelper.HtmlDlgSafeHelper
    • From: (Default) = "HtmlDlgSafeHelper Class"
      To: (Default) = ""HtmlDlgSafeHelper Class""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\HtmlDlgSafeHelper.HtmlDlgSafeHelper\CurVer
    • From: (Default) = "HtmlDlgSafeHelper.HtmlDlgSafeHelper.1"
      To: (Default) = ""HtmlDlgSafeHelper.HtmlDlgSafeHelper.1""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{3050f819-98b5-11cf-bb82-00aa00bdce0b}
    • From: (Default) = "HtmlDlgSafeHelper Class"
      To: (Default) = ""HtmlDlgSafeHelper Class""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{3050f819-98b5-11cf-bb82-00aa00bdce0b}\ProgID
    • From: (Default) = "HtmlDlgSafeHelper.HtmlDlgSafeHelper.1"
      To: (Default) = ""HtmlDlgSafeHelper.HtmlDlgSafeHelper.1""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{3050f819-98b5-11cf-bb82-00aa00bdce0b}\VersionIndependentProgID
    • From: (Default) = "HtmlDlgSafeHelper.HtmlDlgSafeHelper"
      To: (Default) = ""HtmlDlgSafeHelper.HtmlDlgSafeHelper""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{3050f819-98b5-11cf-bb82-00aa00bdce0b}\InprocServer32
    • From: (Default) = "%System%\mshtmled.dll"
      To: (Default) = ""%Windows%\system32\mshtmled.dll""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{3050f819-98b5-11cf-bb82-00aa00bdce0b}\InprocServer32
    • From: ThreadingModel = "Apartment"
      To: ThreadingModel = ""Apartment""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{3050f819-98b5-11cf-bb82-00aa00bdce0b}\ToolboxBitmap32
    • From: (Default) = "%System%\mshtmled.dll, 1"
      To: (Default) = ""%Windows%\system32\mshtmled.dll, 1""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{3050f819-98b5-11cf-bb82-00aa00bdce0b}\MiscStatus
    • From: (Default) = "0"
      To: (Default) = ""0""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{3050f819-98b5-11cf-bb82-00aa00bdce0b}\MiscStatus\1
    • From: (Default) = "131473"
      To: (Default) = ""131473""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{3050f819-98b5-11cf-bb82-00aa00bdce0b}\TypeLib
    • From: (Default) = "{3050f1c5-98b5-11cf-bb82-00aa00bdce0b}"
      To: (Default) = ""{3050f1c5-98b5-11cf-bb82-00aa00bdce0b}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{3050f819-98b5-11cf-bb82-00aa00bdce0b}\Version
    • From: (Default) = "1.1"
      To: (Default) = ""1.1""

Step 6

Search and delete these components

[ Learn More ]
There may be some components that are hidden. Please make sure you check the Search Hidden Files and Folders checkbox in the "More advanced options" option to include all hidden files and folders in the search result.
  • %User Temp%\0243AD19.log
  • %User Temp%\nsd3798967756664\locale\SL.locale
  • %User Temp%\nsd3798967756664\locale\TA.locale
  • %User Temp%\nsd3798967756664\locale\NL.locale
  • %User Temp%\nsd3798967756664\locale\AF.locale
  • %User Temp%\nsd3798967756664\locale\TR.locale
  • %User Temp%\nsd3798967756664\locale\UR.locale
  • %User Temp%\nsd3798967756664\images\Loader.gif
  • %User Temp%\nsd3798967756664\css\sdk-ui\images\button-bg.png
  • %User Temp%\nsd3798967756664\locale\PL.locale
  • %User Temp%\nsd3798967756664\locale\EL.locale
  • %User Temp%\nsd3798967756664\locale\PA.locale
  • %User Temp%\nsd3798967756664\locale\SK.locale
  • %User Temp%\nsd3798967756664\locale\NE.locale
  • %User Temp%\nsd3798967756664\locale\DA.locale
  • %User Temp%\nsd3798967756664\locale\HU.locale
  • %User Temp%\nsd3798967756664\locale\HE.locale
  • %User Temp%\nsd3798967756664\locale\IS.locale
  • %User Temp%\nsd3798967756664\locale\CA.locale
  • %User Temp%\nsd3798967756664\locale\TE.locale
  • %User Temp%\nsd3798967756664\locale\SV.locale
  • %User Temp%\nsd3798967756664\locale\ES.locale
  • %User Temp%\nsd3798967756664\css\sdk-ui\images\progress-bg-corner.png
  • %User Temp%\nsd3798967756664\locale\BS.locale
  • %User Temp%\0243B1C0.log
  • %User Temp%\nsd3798967756664\locale\KK.locale
  • %User Temp%\nsd3798967756664\locale\VI.locale
  • %User Temp%\nsd3798967756664\locale\MS.locale
  • %User Temp%\nsd3798967756664\locale\NO.locale
  • %User Temp%\nsd3798967756664\locale\LO.locale
  • %User Temp%\nsd3798967756664\locale\FA.locale
  • %User Temp%\nsd3798967756664\locale\BE.locale
  • %User Temp%\nsd3798967756664\css\sdk-ui\checkbox.css
  • %User Temp%\nsd3798967756664\css\sdk-ui\progress-bar.css
  • %User Temp%\nsd3798967756664\locale\CS.locale
  • %User Temp%\nsd3798967756664\css\main.css
  • %User Temp%\nsd3798967756664\locale\JA.locale
  • %User Temp%\nsd3798967756664\locale\SQ.locale
  • %User Temp%\nsd3798967756664\css\ie6_main.css
  • %User Temp%\nsd3798967756664\locale\FI.locale
  • %User Temp%\nsd3798967756664\locale\HY.locale
  • %User Temp%\nsd3798967756664\locale\UK.locale
  • %User Temp%\nsd3798967756664\locale\TL.locale
  • %User Temp%\nsd3798967756664\csshover3.htc
  • %User Temp%\0243B1AC.log
  • %User Temp%\nsd3798967756664\locale\LT.locale
  • %User Temp%\nsd3798967756664\locale\IT.locale
  • %User Temp%\nsd3798967756664\locale\ID.locale
  • %User Temp%\nsd3798967756664\locale\ZU.locale
  • %User Temp%\nsd3798967756664\locale\ZH.locale
  • %User Temp%\nsd3798967756664\bootstrap_18404.html
  • %User Temp%\nsd3798967756664\locale\PT.locale
  • %User Temp%\nsd3798967756664\locale\AZ.locale
  • %User Temp%\nsd3798967756664\locale\HI.locale
  • %User Temp%\nsd3798967756664\css\sdk-ui\button.css
  • %User Temp%\nsd3798967756664\css\sdk-ui\images\progress-bg.png
  • %User Temp%\nsd3798967756664\locale\EN.locale
  • %User Temp%\nsd3798967756664\locale\KA.locale
  • %User Temp%\nsd3798967756664\locale\FR.locale
  • %User Temp%\nsd3798967756664\locale\EU.locale
  • %User Temp%\nsd3798967756664\bootstrap_39405.html
  • %User Temp%\nsd3798967756664\locale\KO.locale
  • %User Temp%\nsd3798967756664\locale\PS.locale
  • %User Temp%\nsd3798967756664\locale\MR.locale
  • %User Temp%\nsd3798967756664\locale\UZ.locale
  • %User Temp%\nsd3798967756664\locale\KU.locale
  • %User Temp%\nsd3798967756664\locale\BG.locale
  • %User Temp%\nsd3798967756664\locale\HR.locale
  • %User Temp%\nsd3798967756664\locale\RU.locale
  • %User Temp%\nsd3798967756664\locale\DE.locale
  • %User Temp%\nsd3798967756664\locale\YO.locale
  • %User Temp%\nsd3798967756664\locale\LV.locale
  • %User Temp%\nsd3798967756664\locale\GU.locale
  • %User Temp%\nsd3798967756664\locale\HT.locale
  • %User Temp%\nsd3798967756664\locale\ET.locale
  • %User Temp%\nsd3798967756664\locale\TH.locale
  • %User Temp%\nsd3798967756664\locale\MK.locale
  • %User Temp%\nsd3798967756664\locale\SR.locale
  • %User Temp%\nsd3798967756664\css\sdk-ui\browse.css
  • %User Temp%\nsd3798967756664\css\sdk-ui\images\progress-bg2.png
  • %User Temp%\nsd3798967756664\locale\RO.locale
  • %User Temp%\nsd3798967756664\locale\ML.locale

Step 7

Search and delete these folders

[ Learn More ]
Please make sure you check the Search Hidden Files and Folders checkbox in the More advanced options option to include all hidden folders in the search result.
  • %User Temp%\nsd3798967756664\locale
  • %User Temp%\nsd3798967756664
  • %User Temp%\nsd3798967756664\images
  • %User Temp%\nsd3798967756664\css\sdk-ui
  • %User Temp%\nsd3798967756664\css
  • %User Temp%\ns20813EE1
  • %User Temp%\nsd3798967756664\css\sdk-ui\images

Step 8

Scan your computer with your Trend Micro product to delete files detected as PUA.Win32.FusionCore.MW. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check the following Trend Micro Support pages for more information:


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