TROJ_DLOAD.WII

January 14, 2015

ALIASES:

Trojan.Gen.2 (Symantec); AdWare.Win32.PopAd.aqx (Kaspersky); Trojan.Win32.Generic!BT (Sunbelt)

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: 3,477,576 bytes

File Type: EXE

Memory Resident: Yes

Initial Samples Received Date: 14 Jan 2015

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%\nsq5.tmp
%System Root%\Documents and Settings\Wilbert
%User Profile%\Application Data\Savepop
%User Temp%\nsh11.tmp
%User Profile%\Application Data\WizLine

(Note: %System Root% is the Windows root folder, where it usually is C:\ on all Windows operating system versions.. %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 user's temporary folder, where it usually is C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Local\Temp on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.)

Autostart Technique

This Trojan adds the following registry entries to enable its automatic execution at every system startup:

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Run
savepop = "%User Profile%\Savepop\savepopagent.exe"

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Run
wizline = "%User Profile%\WizLine\WizLineAgent.exe"

It registers as a system service to ensure its automatic execution at every system startup by adding the following registry keys:

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
services\savepopprotector32

Other System Modifications

This Trojan deletes the following files:

%User Temp%\nsl3.tmp
%User Temp%\nsq5.tmp
%User Temp%\nssF.tmp
%User Temp%\nsh11.tmp
%User Temp%\SAVEPO~1.EXE
%System Root%\DelUS.bat

(Note: %User Temp% is the user's temporary folder, where it usually is C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Local\Temp on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.. %System Root% is the Windows root folder, where it usually is C:\ on all Windows operating system versions.)

It adds the following registry keys:

HKEY_CURRENT_USER\Software\Savepop

HKEY_CURRENT_USER\Software\Savepop\
Update

HKEY_CLASSES_ROOT\WizLine.WizLineToolBar.1

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
WizLine.WizLineToolBar.1\CLSID

HKEY_CLASSES_ROOT\WizLine.WizLineToolBar

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
WizLine.WizLineToolBar\CLSID

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
WizLine.WizLineToolBar\CurVer

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{A28C812E-9967-447B-A842-C386DF16B3FB}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{A28C812E-9967-447B-A842-C386DF16B3FB}\ProgID

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{A28C812E-9967-447B-A842-C386DF16B3FB}\VersionIndependentProgID

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{A28C812E-9967-447B-A842-C386DF16B3FB}\Programmable

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{A28C812E-9967-447B-A842-C386DF16B3FB}\InprocServer32

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{A28C812E-9967-447B-A842-C386DF16B3FB}\TypeLib

HKEY_CURRENT_USER\Software\WizLine

HKEY_CURRENT_USER\Software\WizLine\
Update

HKEY_CURRENT_USER\Software\Microsoft\
Internet Explorer\Low Rights\ElevationPolicy\
{1828AC12-123C-23SS-A233-123456789101}

It adds the following registry entries:

HKEY_CURRENT_USER\Software\Savepop
pid = "13"

HKEY_CURRENT_USER\Software\Savepop
xml = "wizline13"

HKEY_CURRENT_USER\Software\Savepop
dll = "hidisk.dll"

HKEY_CURRENT_USER\Software\Savepop\
Update
ver = "0"

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Services\savepopprotector32
DisplayName = "savepopprotector32"

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Services\savepopprotector32
ErrorControl = "1"

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Services\savepopprotector32
ImagePath = "system32\DRIVERS\savepopprotector32.sys"

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Services\savepopprotector32
Start = "1"

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Services\savepopprotector32
Type = "1"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Internet Explorer\Toolbar
{A28C812E-9967-447B-A842-C386DF16B3FB} = "{random values}"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{A28C812E-9967-447B-A842-C386DF16B3FB}\InprocServer32
ThreadingModel = "Apartment"

HKEY_CURRENT_USER\Software\WizLine
dir = "%User Profile%\Application Data\WizLine"

HKEY_CURRENT_USER\Software\WizLine
pid = "13"

HKEY_CURRENT_USER\Software\WizLine
a_id = "eyesis"

HKEY_CURRENT_USER\Software\WizLine\
Update
ver = "0"

HKEY_CURRENT_USER\Software\Microsoft\
Internet Explorer\Low Rights\ElevationPolicy\
{1828AC12-123C-23SS-A233-123456789101}
AppName = "wzcart.exe"

HKEY_CURRENT_USER\Software\Microsoft\
Internet Explorer\Low Rights\ElevationPolicy\
{1828AC12-123C-23SS-A233-123456789101}
AppPath = "%User Profile%\Application Data\WizLine"

HKEY_CURRENT_USER\Software\Microsoft\
Internet Explorer\Low Rights\ElevationPolicy\
{1828AC12-123C-23SS-A233-123456789101}
Policy = "3"

HKEY_CURRENT_USER\Software\Savepop
install = "20141229"

HKEY_CURRENT_USER\Software\Savepop
today = "20141229"

Dropping Routine

This Trojan drops the following files:

%User Temp%\savepop_agent.exe
%User Temp%\wizline_agent.exe
%User Temp%\nsq5.tmp\KillProcDLL.dll
%User Temp%\nsq5.tmp\DLLWebCount.dll
%User Profile%\Savepop\hidisk.dll
%User Profile%\Savepop\savepop.exe
%User Profile%\Savepop\savepopagent.exe
%User Profile%\Savepop\savepopprotector32.sys
%User Profile%\Savepop\savepopprotector64.dll
%User Profile%\Savepop\savepopuninstall.exe
%User Temp%\nsq5.tmp\System.dll
%System%\drivers\savepopprotector32.sys
%User Temp%\nsq5.tmp\GetVersion.dll
%User Temp%\nsq5.tmp\SelfDelete.dll
\DelUS.bat
%User Temp%\nsh11.tmp\KillProcDLL.dll
%User Temp%\nsh11.tmp\DLLWaitForKillProgram.dll
%User Temp%\nsh11.tmp\DLLWebCount.dll
%User Profile%\WizLine\WizLine.dll
%User Profile%\WizLine\WizLineAgent.exe
%User Profile%\WizLine\WizLineUninstall.exe
%User Profile%\WizLine\wzcart.exe
%User Temp%\nsh11.tmp\GetVersion.dll

(Note: %User Temp% is the user's temporary folder, where it usually is C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Local\Temp on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.. %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.. %System% is the Windows system folder, where it usually is C:\Windows\System32 on all Windows operating system versions.)

Other Details

This Trojan connects to the following possibly malicious URL:

http://savepop.{BLOCKED}o.kr/app/download/partner/13/savepop_agent.exe
http://wizline.{BLOCKED}o.kr/app/download/partner/13/wizline_agent.exe
http://trs.{BLOCKED}p.co.kr/c_log.php?{random characters}
http://openkeyword.{BLOCKED}o.kr/mmsv/Access3.php?{random characters}
{BLOCKED}0.1
{BLOCKED}.71.203
{BLOCKED}.71.201
{BLOCKED}.1.211

This report is generated via an automated analysis system.

SOLUTION

Minimum Scan Engine: 9.700

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

Restart in Safe Mode

[ Learn More ]

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\SYSTEM\CurrentControlSet\services
- savepopprotector32

In HKEY_CURRENT_USER\Software
- Savepop

In HKEY_CURRENT_USER\Software\Savepop
- Update

In HKEY_CLASSES_ROOT
- WizLine.WizLineToolBar.1

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\WizLine.WizLineToolBar.1
- CLSID

In HKEY_CLASSES_ROOT
- WizLine.WizLineToolBar

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\WizLine.WizLineToolBar
- CLSID

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\WizLine.WizLineToolBar
- CurVer

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID
- {A28C812E-9967-447B-A842-C386DF16B3FB}

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{A28C812E-9967-447B-A842-C386DF16B3FB}
- ProgID

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{A28C812E-9967-447B-A842-C386DF16B3FB}
- VersionIndependentProgID

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{A28C812E-9967-447B-A842-C386DF16B3FB}
- Programmable

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{A28C812E-9967-447B-A842-C386DF16B3FB}
- InprocServer32

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{A28C812E-9967-447B-A842-C386DF16B3FB}
- TypeLib

In HKEY_CURRENT_USER\Software
- WizLine

In HKEY_CURRENT_USER\Software\WizLine
- Update

In HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Low Rights\ElevationPolicy
- {1828AC12-123C-23SS-A233-123456789101}

To delete the registry key this malware/grayware created:

Open Registry Editor.
» For Windows 2000, Windows XP, and Windows Server 2003 users, click Start>Run, type regedit in the text box provided, and then press Enter.
» For Windows Vista, Windows 7, and Windows Server 2008 users, click the Start button, type regedit in the Search input field then press Enter.
» For Windows 8, Windows 8.1, and Windows Server 2012 users, right-click on the lower left corner of the screen, click Run, type regedit in the text box provided, and then press Enter.
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SYSTEM>CurrentControlSet>services
Still in the left panel, locate and delete the key:
savepopprotector32
In the left panel, double-click the following:
HKEY_CURRENT_USER>Software
Still in the left panel, locate and delete the key:
Savepop
In the left panel, double-click the following:
HKEY_CURRENT_USER>Software>Savepop
Still in the left panel, locate and delete the key:
Update
In the left panel, double-click the following:
HKEY_CLASSES_ROOT
Still in the left panel, locate and delete the key:
WizLine.WizLineToolBar.1
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Classes>WizLine.WizLineToolBar.1
Still in the left panel, locate and delete the key:
CLSID
Again Still in the left panel, locate and delete the key:
WizLine.WizLineToolBar
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Classes>WizLine.WizLineToolBar
Still in the left panel, locate and delete the key:
CLSID
Again Still in the left panel, locate and delete the key:
CurVer
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Classes>CLSID
Still in the left panel, locate and delete the key:
{A28C812E-9967-447B-A842-C386DF16B3FB}
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Classes>CLSID>{A28C812E-9967-447B-A842-C386DF16B3FB}
Still in the left panel, locate and delete the key:
ProgID
Again Still in the left panel, locate and delete the key:
VersionIndependentProgID
Again Still in the left panel, locate and delete the key:
Programmable
Again Still in the left panel, locate and delete the key:
InprocServer32
Again Still in the left panel, locate and delete the key:
TypeLib
Again Still in the left panel, locate and delete the key:
WizLine
In the left panel, double-click the following:
HKEY_CURRENT_USER>Software>WizLine
Still in the left panel, locate and delete the key:
Update
In the left panel, double-click the following:
HKEY_CURRENT_USER>Software>Microsoft>Internet Explorer>Low Rights>ElevationPolicy
Still in the left panel, locate and delete the key:
{1828AC12-123C-23SS-A233-123456789101}
Close Registry Editor.

Step 4

Delete this registry value

[ Learn More ]

In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
- savepop = "%User Profile%\Savepop\savepopagent.exe"

In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
- wizline = "%User Profile%\WizLine\WizLineAgent.exe"

In HKEY_CURRENT_USER\Software\Savepop
- pid = "13"

In HKEY_CURRENT_USER\Software\Savepop
- xml = "wizline13"

In HKEY_CURRENT_USER\Software\Savepop
- dll = "hidisk.dll"

In HKEY_CURRENT_USER\Software\Savepop\Update
- ver = "0"

In HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\savepopprotector32
- DisplayName = "savepopprotector32"

In HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\savepopprotector32
- ErrorControl = "1"

In HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\savepopprotector32
- ImagePath = "system32\DRIVERS\savepopprotector32.sys"

In HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\savepopprotector32
- Start = "1"

In HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\savepopprotector32
- Type = "1"

In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Toolbar
- {A28C812E-9967-447B-A842-C386DF16B3FB} = "{random values}"

In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{A28C812E-9967-447B-A842-C386DF16B3FB}\InprocServer32
- ThreadingModel = "Apartment"

In HKEY_CURRENT_USER\Software\WizLine
- dir = "%User Profile%\Application Data\WizLine"

In HKEY_CURRENT_USER\Software\WizLine
- pid = "13"

In HKEY_CURRENT_USER\Software\WizLine
- a_id = "eyesis"

In HKEY_CURRENT_USER\Software\WizLine\Update
- ver = "0"

In HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{1828AC12-123C-23SS-A233-123456789101}
- AppName = "wzcart.exe"

In HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{1828AC12-123C-23SS-A233-123456789101}
- AppPath = "%User Profile%\Application Data\WizLine"

In HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{1828AC12-123C-23SS-A233-123456789101}
- Policy = "3"

In HKEY_CURRENT_USER\Software\Savepop
- install = "20141229"

In HKEY_CURRENT_USER\Software\Savepop
- today = "20141229"

To delete the registry value this malware/grayware created:

Open Registry Editor.
» For Windows 2000, Windows XP, and Windows Server 2003 users, click Start>Run, type regedit in the text box provided, and then press Enter.
» For Windows Vista, Windows 7, and Windows Server 2008 users, click the Start button, type regedit in the Search input field then press Enter.
» For Windows 8, Windows 8.1, and Windows Server 2012 users, right-click on the lower-left corner of the screen, click Run, type regedit in the text box provided, and then press Enter.
In the left panel, double-click the following:
HKEY_CURRENT_USER>Software>Microsoft>Windows>CurrentVersion>Run
In the right panel, locate and delete the entry:
savepop = "%User Profile%\Savepop\savepopagent.exe"
Again In the right panel, locate and delete the entry:
wizline = "%User Profile%\WizLine\WizLineAgent.exe"
In the left panel, double-click the following:
HKEY_CURRENT_USER>Software>Savepop
In the right panel, locate and delete the entry:
pid = "13"
Again In the right panel, locate and delete the entry:
xml = "wizline13"
Again In the right panel, locate and delete the entry:
dll = "hidisk.dll"
In the left panel, double-click the following:
HKEY_CURRENT_USER>Software>Savepop>Update
In the right panel, locate and delete the entry:
ver = "0"
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SYSTEM>ControlSet001>Services>savepopprotector32
In the right panel, locate and delete the entry:
DisplayName = "savepopprotector32"
Again In the right panel, locate and delete the entry:
ErrorControl = "1"
Again In the right panel, locate and delete the entry:
ImagePath = "system32\DRIVERS\savepopprotector32.sys"
Again In the right panel, locate and delete the entry:
Start = "1"
Again In the right panel, locate and delete the entry:
Type = "1"
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Microsoft>Internet Explorer>Toolbar
In the right panel, locate and delete the entry:
{A28C812E-9967-447B-A842-C386DF16B3FB} = "{random values}"
In the left panel, double-click the following:
HKEY_LOCAL_MACHINE>SOFTWARE>Classes>CLSID>{A28C812E-9967-447B-A842-C386DF16B3FB}>InprocServer32
In the right panel, locate and delete the entry:
ThreadingModel = "Apartment"
In the left panel, double-click the following:
HKEY_CURRENT_USER>Software>WizLine
In the right panel, locate and delete the entry:
dir = "%User Profile%\Application Data\WizLine"
Again In the right panel, locate and delete the entry:
pid = "13"
Again In the right panel, locate and delete the entry:
a_id = "eyesis"
In the left panel, double-click the following:
HKEY_CURRENT_USER>Software>WizLine>Update
In the right panel, locate and delete the entry:
ver = "0"
In the left panel, double-click the following:
HKEY_CURRENT_USER>Software>Microsoft>Internet Explorer>Low Rights>ElevationPolicy>{1828AC12-123C-23SS-A233-123456789101}
In the right panel, locate and delete the entry:
AppName = "wzcart.exe"
Again In the right panel, locate and delete the entry:
AppPath = "%User Profile%\Application Data\WizLine"
Again In the right panel, locate and delete the entry:
Policy = "3"
Again In the right panel, locate and delete the entry:
install = "20141229"
Again In the right panel, locate and delete the entry:
today = "20141229"
Close Registry Editor.

Step 5

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%\savepop_agent.exe
%User Temp%\wizline_agent.exe
%User Temp%\nsq5.tmp\KillProcDLL.dll
%User Temp%\nsq5.tmp\DLLWebCount.dll
%User Profile%\Savepop\hidisk.dll
%User Profile%\Savepop\savepop.exe
%User Profile%\Savepop\savepopagent.exe
%User Profile%\Savepop\savepopprotector32.sys
%User Profile%\Savepop\savepopprotector64.dll
%User Profile%\Savepop\savepopuninstall.exe
%User Temp%\nsq5.tmp\System.dll
%System%\drivers\savepopprotector32.sys
%User Temp%\nsq5.tmp\GetVersion.dll
%User Temp%\nsq5.tmp\SelfDelete.dll
\DelUS.bat
%User Temp%\nsh11.tmp\KillProcDLL.dll
%User Temp%\nsh11.tmp\DLLWaitForKillProgram.dll
%User Temp%\nsh11.tmp\DLLWebCount.dll
%User Profile%\WizLine\WizLine.dll
%User Profile%\WizLine\WizLineAgent.exe
%User Profile%\WizLine\WizLineUninstall.exe
%User Profile%\WizLine\wzcart.exe
%User Temp%\nsh11.tmp\GetVersion.dll

To manually delete a malware/grayware file from an affected system:

• For Windows 2000, Windows XP, and Windows Server 2003:

Right-click Start then click Search....
In the File name* input box, type the following:
%User Temp%\savepop_agent.exe
%User Temp%\wizline_agent.exe
%User Temp%\nsq5.tmp\KillProcDLL.dll
%User Temp%\nsq5.tmp\DLLWebCount.dll
%User Profile%\Savepop\hidisk.dll
%User Profile%\Savepop\savepop.exe
%User Profile%\Savepop\savepopagent.exe
%User Profile%\Savepop\savepopprotector32.sys
%User Profile%\Savepop\savepopprotector64.dll
%User Profile%\Savepop\savepopuninstall.exe
%User Temp%\nsq5.tmp\System.dll
%System%\drivers\savepopprotector32.sys
%User Temp%\nsq5.tmp\GetVersion.dll
%User Temp%\nsq5.tmp\SelfDelete.dll
\DelUS.bat
%User Temp%\nsh11.tmp\KillProcDLL.dll
%User Temp%\nsh11.tmp\DLLWaitForKillProgram.dll
%User Temp%\nsh11.tmp\DLLWebCount.dll
%User Profile%\WizLine\WizLine.dll
%User Profile%\WizLine\WizLineAgent.exe
%User Profile%\WizLine\WizLineUninstall.exe
%User Profile%\WizLine\wzcart.exe
%User Temp%\nsh11.tmp\GetVersion.dll
In the Look In drop-down list, select My Computer then press Enter.
Once located, select the file then press SHIFT+DELETE to delete it.
*Note: The file name input box title varies depending on the Windows version (e.g. Search for files or folders named or All or part of the file name.).

• For Windows Vista, Windows 7, Windows Server 2008, Windows 8, Windows 8.1, and Windows Server 2012:

Open a Windows Explorer window.
- For Windows Vista, 7, and Server 2008 users, click Start>Computer.
- For Windows 8, 8.1, and Server 2012 users, right-click on the lower left corner of the screen,then click File Explorer.
In the Search Computer/This PC input box, type:
%User Temp%\savepop_agent.exe
%User Temp%\wizline_agent.exe
%User Temp%\nsq5.tmp\KillProcDLL.dll
%User Temp%\nsq5.tmp\DLLWebCount.dll
%User Profile%\Savepop\hidisk.dll
%User Profile%\Savepop\savepop.exe
%User Profile%\Savepop\savepopagent.exe
%User Profile%\Savepop\savepopprotector32.sys
%User Profile%\Savepop\savepopprotector64.dll
%User Profile%\Savepop\savepopuninstall.exe
%User Temp%\nsq5.tmp\System.dll
%System%\drivers\savepopprotector32.sys
%User Temp%\nsq5.tmp\GetVersion.dll
%User Temp%\nsq5.tmp\SelfDelete.dll
\DelUS.bat
%User Temp%\nsh11.tmp\KillProcDLL.dll
%User Temp%\nsh11.tmp\DLLWaitForKillProgram.dll
%User Temp%\nsh11.tmp\DLLWebCount.dll
%User Profile%\WizLine\WizLine.dll
%User Profile%\WizLine\WizLineAgent.exe
%User Profile%\WizLine\WizLineUninstall.exe
%User Profile%\WizLine\wzcart.exe
%User Temp%\nsh11.tmp\GetVersion.dll
Once located, select the file then press SHIFT+DELETE to delete it.
*Note: Read the following Microsoft page if these steps do not work on Windows 7.

Step 6

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%\nsq5.tmp
%System Root%\Documents and Settings\Wilbert
%User Profile%\Application Data\Savepop
%User Temp%\nsh11.tmp
%User Profile%\Application Data\WizLine

To delete malware/grayware/spyware folders:

For Windows 2000, Windows XP, and Windows Server 2003:

Right-click Start then click Search... or Find..., depending on the version of Windows you are running.
In the File name* input box, type:

%System Root%\DOCUME~1
%System Root%\DOCUME~1\Wilbert
%User Profile%\LOCALS~1
%User Temp%\nsq5.tmp
%System Root%\Documents and Settings\Wilbert
%User Profile%\Application Data\Savepop
%User Temp%\nsh11.tmp
%User Profile%\Application Data\WizLine
In the Look In drop-down list, select My Computer, then press Enter.
Once located, select the folder then press SHIFT+DELETE to permanently delete the folder.
Repeat steps 2 to 4 for the remaining folders: %System Root%\DOCUME~1
%System Root%\DOCUME~1\Wilbert
%User Profile%\LOCALS~1
%User Temp%\nsq5.tmp
%System Root%\Documents and Settings\Wilbert
%User Profile%\Application Data\Savepop
%User Temp%\nsh11.tmp
%User Profile%\Application Data\WizLine

*Note: The file name input box title varies depending on the Windows version (e.g. Search for files or folders named or All or part of the file name.).

For Windows Vista, Windows 7, Windows Server 2008, Windows 8, Windows 8.1, and Windows Server 2012:

Open a Windows Explorer window.
- For Windows Vista, 7, and Server 2008 users, click Start>Computer.
- For Windows 8, 8.1, and Server 2012 users, right-click on the lower left corner of the screen, then click File Explorer.
In the Search Computer/This PC input box, type:
%System Root%\DOCUME~1
%System Root%\DOCUME~1\Wilbert
%User Profile%\LOCALS~1
%User Temp%\nsq5.tmp
%System Root%\Documents and Settings\Wilbert
%User Profile%\Application Data\Savepop
%User Temp%\nsh11.tmp
%User Profile%\Application Data\WizLine
Once located, select the file then press SHIFT+DELETE to permanently delete the folder.
Repeat steps 2-3 for the remaining folders: %System Root%\DOCUME~1
%System Root%\DOCUME~1\Wilbert
%User Profile%\LOCALS~1
%User Temp%\nsq5.tmp
%System Root%\Documents and Settings\Wilbert
%User Profile%\Application Data\Savepop
%User Temp%\nsh11.tmp
%User Profile%\Application Data\WizLine

*Note: Read the following Microsoft page if these steps do not work on Windows 7.

Step 7

Restart in normal mode and scan your computer with your Trend Micro product for files detected as TROJ_DLOAD.WII. 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 8

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%\nsl3.tmp
%User Temp%\nsq5.tmp
%User Temp%\nssF.tmp
%User Temp%\nsh11.tmp
%User Temp%\SAVEPO~1.EXE
%System Root%\DelUS.bat

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