TROJ_DLOADER.HAC


 ALIASES:

Trojan:Win32/Matcash (Microsoft); [4.nsis]:Generic Downloader.k, [6.nsis]:Adware-IWantSearch., [8.nsis]:generic!bg.gpf (McAfee); Adware.MaxSearch, Trojan.Adclicker (Symantec); Trojan-Downloader.Win32.Adload.jm (Kaspersky); Trojan.Win32.Generic!BT (Sunbelt); Trojan horse Downloader.Adload.GR (AVG)

 PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

 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.

It disables Task Manager, Registry Editor, and Folder Options.

  TECHNICAL DETAILS

File Size:

113,252 bytes

File Type:

EXE

Memory Resident:

No

Initial Samples Received Date:

09 May 2013

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 creates the following folders:

  • %System Root%\DOCUME~1
  • %System Root%\DOCUME~1\Wilbert
  • %User Profile%\LOCALS~1
  • %User Temp%\nsu5.tmp
  • %Program Files%\Common Files\{68AD0FD0-0959-1033-0622-120001}
  • %Program Files%\Common Files\{38AD0FD0-0959-1033-0622-120001}

(Note: %System Root% is the root folder, which is usually C:\. It is also where the operating system is located.. %User Profile% is the current user's profile folder, which is usually C:\Documents and Settings\{user name} on Windows 2000, XP, and Server 2003, or C:\Users\{user name} on Windows Vista and 7.. %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, XP, and Server 2003, or C:\Users\{user name}\AppData\Local\Temp on Windows Vista and 7.. %Program Files% is the default Program Files folder, usually C:\Program Files in Windows 2000, Server 2003, and XP (32-bit), Vista (32-bit), and 7 (32-bit), or C:\Program Files (x86) in Windows XP (64-bit), Vista (64-bit), and 7 (64-bit).)

Autostart Technique

This Trojan registers itself as a BHO to ensure its automatic execution every time Internet Explorer is used by adding the following registry keys:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Explorer\
Browser Helper Objects\{C004DEC2-2623-438e-9CA2-C9043AB28508}

Other System Modifications

This Trojan deletes the following files:

  • %User Temp%\nso1.tmp
  • %User Temp%\nsu5.tmp
  • %Program Files%\Common Files\{68AD0FD0-0959-1033-0622-120001}\request.html

(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, XP, and Server 2003, or C:\Users\{user name}\AppData\Local\Temp on Windows Vista and 7.. %Program Files% is the default Program Files folder, usually C:\Program Files in Windows 2000, Server 2003, and XP (32-bit), Vista (32-bit), and 7 (32-bit), or C:\Program Files (x86) in Windows XP (64-bit), Vista (64-bit), and 7 (64-bit).)

It adds the following registry keys:

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Policies\
Explorer\Run

HKEY_CLASSES_ROOT\MyToolBar.MyToolBarObj.1

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
MyToolBar.MyToolBarObj.1\CLSID

HKEY_CLASSES_ROOT\MyToolBar.MyToolBarObj

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
MyToolBar.MyToolBarObj\CLSID

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
MyToolBar.MyToolBarObj\CurVer

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{C004DEC2-2623-438e-9CA2-C9043AB28508}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{C004DEC2-2623-438e-9CA2-C9043AB28508}\ProgID

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{C004DEC2-2623-438e-9CA2-C9043AB28508}\VersionIndependentProgID

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{C004DEC2-2623-438e-9CA2-C9043AB28508}\Programmable

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{C004DEC2-2623-438e-9CA2-C9043AB28508}\InprocServer32

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{C004DEC2-2623-438e-9CA2-C9043AB28508}\TypeLib

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{569304BA-83ED-4CFF-AC26-BE3E482F7208}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{569304BA-83ED-4CFF-AC26-BE3E482F7208}\1.0

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{569304BA-83ED-4CFF-AC26-BE3E482F7208}\1.0\
FLAGS

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{569304BA-83ED-4CFF-AC26-BE3E482F7208}\1.0\
0

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{569304BA-83ED-4CFF-AC26-BE3E482F7208}\1.0\
0\win32

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{569304BA-83ED-4CFF-AC26-BE3E482F7208}\1.0\
HELPDIR

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{C6F2214E-0B54-45A9-B90D-7DD4BA45ED0B}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{C6F2214E-0B54-45A9-B90D-7DD4BA45ED0B}\ProxyStubClsid

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{C6F2214E-0B54-45A9-B90D-7DD4BA45ED0B}\ProxyStubClsid32

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{C6F2214E-0B54-45A9-B90D-7DD4BA45ED0B}\TypeLib

HKEY_LOCAL_MACHINE\Software\Microsoft\
Windows\CurrentVersion\Uninstall\
888Bar

HKEY_CURRENT_USER\Software\Classes\
CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}

HKEY_CURRENT_USER\Software\Classes\
CLSID\{F8AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}

HKEY_CURRENT_USER\Software\MyToolBar

HKEY_CURRENT_USER\Software\MyToolBar\
all

HKEY_CURRENT_USER\Software\MyToolBar\
all\History

It adds the following registry entries:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Internet Explorer\Toolbar
{C004DEC2-2623-438e-9CA2-C9043AB28508} = "{random values}"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{C004DEC2-2623-438e-9CA2-C9043AB28508}\InprocServer32
ThreadingModel = "Apartment"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{C6F2214E-0B54-45A9-B90D-7DD4BA45ED0B}\TypeLib
Version = "1.0"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
888Bar
DisplayName = "888Bar"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
888Bar
UninstallString = "%Program Files%\Common Files\{38AD0FD0-0959-1033-0622-120001}\Uninst.exe"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4AF8B9741360"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Register = "ZmFsc2U="

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Installation = "MTMwMTIzODcwMTY0MjEwMDAw"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B00DE3595E0"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B00DF91CA80"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B00E0EDD810"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B00E2479BB0"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B00E3A13840"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B00E4FAFBE0"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B00E6570970"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B00E7B0CD10"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B00E90A69A0"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B00EA669E40"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B00EBC2ABD0"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B00ED1C4860"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B00EE760C00"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B00EFCFCFA0"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B00F1296C30"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B00F2832FD0"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B00F3DCF370"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B00F5369000"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B00F69053A0"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B00F7E9F030"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B00F943B3D0"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B00FA9D7770"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B00FBF98500"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B00FD5348A0"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B00FEACE530"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B010006A8D0"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B0101604560"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B0102BA0900"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B010413CCA0"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B01056D6930"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B0106C72CD0"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B010820F070"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B01097A8D00"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B010AD450A0"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B010C2DED30"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B010D87B0D0"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B010EE17470"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B01103B1100"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B011194D4A0"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B0112F0E230"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B01144AA5D0"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B0115A44260"

HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
Request = "1CE4B0116FE0600"

It creates the following registry entry(ies) to disable Task Manager, Registry Tools and Folder Options:

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Policies\
Explorer\Run
{68AD0FD0-0959-1033-0622-120001} = "{random characters}"

Dropping Routine

This Trojan drops the following files:

  • %User Temp%\nso3.tmp
  • %User Temp%\nsu5.tmp\System.dll
  • %User Temp%\nsu5.tmp\nsProcess.dll
  • %Program Files%\Common Files\{68AD0FD0-0959-1033-0622-120001}\Update.exe
  • %Program Files%\Common Files\{68AD0FD0-0959-1033-0622-120001}\system.dll
  • %Program Files%\Common Files\{38AD0FD0-0959-1033-0622-120001}\888Bar.dll
  • %Program Files%\Common Files\{38AD0FD0-0959-1033-0622-120001}\Activate.exe
  • %Program Files%\Common Files\{38AD0FD0-0959-1033-0622-120001}\Uninst.exe

(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, XP, and Server 2003, or C:\Users\{user name}\AppData\Local\Temp on Windows Vista and 7.. %Program Files% is the default Program Files folder, usually C:\Program Files in Windows 2000, Server 2003, and XP (32-bit), Vista (32-bit), and 7 (32-bit), or C:\Program Files (x86) in Windows XP (64-bit), Vista (64-bit), and 7 (64-bit).)

Other Details

This Trojan connects to the following possibly malicious URL:

  • http://dr24.{BLOCKED}o.com/wtd.php?{random characters}

This report is generated via an automated analysis system.

  SOLUTION

Minimum Scan Engine:

9.300

Step 1

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

Step 2

Close all opened browser windows

Step 3

Enable Registry Editor, Task Manager, and Folder options

[ Learn More ]
By doing this step, you also enable other applications/programs disabled by this malware/grayware/spyware.

Step 4

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_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer
    • Run
  • In HKEY_CLASSES_ROOT
    • MyToolBar.MyToolBarObj.1
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MyToolBar.MyToolBarObj.1
    • CLSID
  • In HKEY_CLASSES_ROOT
    • MyToolBar.MyToolBarObj
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MyToolBar.MyToolBarObj
    • CLSID
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MyToolBar.MyToolBarObj
    • CurVer
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID
    • {C004DEC2-2623-438e-9CA2-C9043AB28508}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{C004DEC2-2623-438e-9CA2-C9043AB28508}
    • ProgID
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{C004DEC2-2623-438e-9CA2-C9043AB28508}
    • VersionIndependentProgID
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{C004DEC2-2623-438e-9CA2-C9043AB28508}
    • Programmable
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{C004DEC2-2623-438e-9CA2-C9043AB28508}
    • InprocServer32
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{C004DEC2-2623-438e-9CA2-C9043AB28508}
    • TypeLib
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib
    • {569304BA-83ED-4CFF-AC26-BE3E482F7208}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{569304BA-83ED-4CFF-AC26-BE3E482F7208}
    • 1.0
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{569304BA-83ED-4CFF-AC26-BE3E482F7208}\1.0
    • FLAGS
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{569304BA-83ED-4CFF-AC26-BE3E482F7208}\1.0
    • 0
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{569304BA-83ED-4CFF-AC26-BE3E482F7208}\1.0\0
    • win32
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{569304BA-83ED-4CFF-AC26-BE3E482F7208}\1.0
    • HELPDIR
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface
    • {C6F2214E-0B54-45A9-B90D-7DD4BA45ED0B}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{C6F2214E-0B54-45A9-B90D-7DD4BA45ED0B}
    • ProxyStubClsid
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{C6F2214E-0B54-45A9-B90D-7DD4BA45ED0B}
    • ProxyStubClsid32
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{C6F2214E-0B54-45A9-B90D-7DD4BA45ED0B}
    • TypeLib
  • In HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Uninstall
    • 888Bar
  • In HKEY_CURRENT_USER\Software\Classes\CLSID
    • {18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
  • In HKEY_CURRENT_USER\Software\Classes\CLSID
    • {F8AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
  • In HKEY_CURRENT_USER\Software
    • MyToolBar
  • In HKEY_CURRENT_USER\Software\MyToolBar
    • all
  • In HKEY_CURRENT_USER\Software\MyToolBar\all
    • History

Step 5

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\Microsoft\Internet Explorer\Toolbar
    • {C004DEC2-2623-438e-9CA2-C9043AB28508} = "{random values}"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{C004DEC2-2623-438e-9CA2-C9043AB28508}\InprocServer32
    • ThreadingModel = "Apartment"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{C6F2214E-0B54-45A9-B90D-7DD4BA45ED0B}\TypeLib
    • Version = "1.0"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\888Bar
    • DisplayName = "888Bar"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\888Bar
    • UninstallString = "%Program Files%\Common Files\{38AD0FD0-0959-1033-0622-120001}\Uninst.exe"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4AF8B9741360"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Register = "ZmFsc2U="
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Installation = "MTMwMTIzODcwMTY0MjEwMDAw"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B00DE3595E0"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B00DF91CA80"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B00E0EDD810"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B00E2479BB0"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B00E3A13840"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B00E4FAFBE0"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B00E6570970"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B00E7B0CD10"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B00E90A69A0"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B00EA669E40"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B00EBC2ABD0"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B00ED1C4860"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B00EE760C00"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B00EFCFCFA0"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B00F1296C30"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B00F2832FD0"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B00F3DCF370"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B00F5369000"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B00F69053A0"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B00F7E9F030"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B00F943B3D0"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B00FA9D7770"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B00FBF98500"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B00FD5348A0"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B00FEACE530"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B010006A8D0"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B0101604560"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B0102BA0900"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B010413CCA0"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B01056D6930"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B0106C72CD0"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B010820F070"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B01097A8D00"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B010AD450A0"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B010C2DED30"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B010D87B0D0"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B010EE17470"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B01103B1100"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B011194D4A0"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B0112F0E230"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B01144AA5D0"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B0115A44260"
  • In HKEY_CURRENT_USER\CLSID\{18AD0FD0-0959-1033-0622-12_CHAR(0x12)_0001}
    • Request = "1CE4B0116FE0600"

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%\nso3.tmp
  • %User Temp%\nsu5.tmp\System.dll
  • %User Temp%\nsu5.tmp\nsProcess.dll
  • %Program Files%\Common Files\{68AD0FD0-0959-1033-0622-120001}\Update.exe
  • %Program Files%\Common Files\{68AD0FD0-0959-1033-0622-120001}\system.dll
  • %Program Files%\Common Files\{38AD0FD0-0959-1033-0622-120001}\888Bar.dll
  • %Program Files%\Common Files\{38AD0FD0-0959-1033-0622-120001}\Activate.exe
  • %Program Files%\Common Files\{38AD0FD0-0959-1033-0622-120001}\Uninst.exe

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.
  • %System Root%\DOCUME~1
  • %System Root%\DOCUME~1\Wilbert
  • %User Profile%\LOCALS~1
  • %User Temp%\nsu5.tmp
  • %Program Files%\Common Files\{68AD0FD0-0959-1033-0622-120001}
  • %Program Files%\Common Files\{38AD0FD0-0959-1033-0622-120001}

Step 8

Scan your computer with your Trend Micro product to delete files detected as TROJ_DLOADER.HAC. 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 this Knowledge Base page for more information.

Step 9

Restore this file from backup only Microsoft-related files will be restored. If this malware/grayware also deleted files related to programs that are not from Microsoft, please reinstall those programs on you computer again.

  • %User Temp%\nso1.tmp
  • %User Temp%\nsu5.tmp
  • %Program Files%\Common Files\{68AD0FD0-0959-1033-0622-120001}\request.html


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