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TSPY_QQPASS.SARF

September 01, 2015
 ALIASES:

PWS:Win32/QQpass.CI (Microsoft); PWS-QQPass (McAfee); W32.SillyFDC (Symantec); Trojan-PSW.Win32.QQPass.bxsu (Kaspersky); Mal/PWSDLL-B, Mal/PWSDLL-B (Sophos); Backdoor.Win32.FlyAgent.h (v) (Sunbelt); Trojan:W32/Agent.DQOD (FSecure); Found Luhe.Fiha.A (AVG)

 PLATFORM:

Windows

 OVERALL RISK RATING:
 REPORTED INFECTION:
 SYSTEM IMPACT RATING:
 INFORMATION EXPOSURE:

  • Threat Type: Spyware

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW


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

It deletes itself after execution.

  TECHNICAL DETAILS

File Size:

1,148,978 bytes

File Type:

EXE

Memory Resident:

Yes

Initial Samples Received Date:

07 Aug 2015

Arrival Details

This spyware 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 spyware drops the following copies of itself into the affected system:

  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\7\4\e\e\autorun.inf\svchost.exe¡¡

(Note: %Program Files% is the Program Files folder, where it usually is C:\Program Files on all Windows operating system versions; C:\Program Files (x86) for 32-bit applications running on Windows 64-bit operating systems.)

It creates the following folders:

  • %User Temp%\E_N4
  • %System Root%\autorun.inf
  • %System Root%\autorun.inf\ÎļþÃâÒß
  • %Program Files%\autorun.inf
  • %Program Files%\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\autorun.inf
  • %Program Files%\Windows Media Player\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5
  • %Program Files%\Windows Media Player\5\autorun.inf
  • %Program Files%\Windows Media Player\5\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4
  • %Program Files%\Windows Media Player\5\4\autorun.inf
  • %Program Files%\Windows Media Player\5\4\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2
  • %Program Files%\Windows Media Player\5\4\2\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a
  • %Program Files%\Windows Media Player\5\4\2\a\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d
  • %Program Files%\Windows Media Player\5\4\2\a\d\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\7
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\7\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\7\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\7\4
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\7\4\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\7\4\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\7\4\e
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\7\4\e\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\7\4\e\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\7\4\e\e
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\7\4\e\e\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\7\4\e\e\autorun.inf\ÎļþÃâÒß

(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.. %Program Files% is the Program Files folder, where it usually is C:\Program Files on all Windows operating system versions; C:\Program Files (x86) for 32-bit applications running on Windows 64-bit operating systems.)

Autostart Technique

This spyware modifies the following registry entries to ensure it automatic execution at every system startup:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows NT\CurrentVersion\Winlogon
Userinit = "{random characters}"

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

Other System Modifications

This spyware deletes the following files:

  • \Users\All Users\QQ\registry.db

It adds the following registry keys:

HKEY_CURRENT_USER\Software\LoveQ

HKEY_CLASSES_ROOT\.exe¡¡

It adds the following registry entries:

HKEY_CURRENT_USER\Software\LoveQ
first = "closeQQ"

Dropping Routine

This spyware drops the following files:

  • %User Temp%\E_N4\krnln.fnr
  • %User Temp%\E_N4\eAPI.fne
  • %User Temp%\E_N4\Md5.fne
  • %User Temp%\E_N4\internet.fne
  • %System Root%\CQ.bat
  • %System Root%\autorun.inf\desktop.ini
  • %Program Files%\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\7\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\7\4\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\7\4\e\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\7\4\e\e\autorun.inf\desktop.ini
  • %System Root%\temp.bat
  • %System Root%\autorun.inf.exe
  • %System Root%\Documents and Settings.exe
  • %Program Files%.exe
  • %System Root%\System Volume Information.exe
  • %Windows%.exe

(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.. %Program Files% is the Program Files folder, where it usually is C:\Program Files on all Windows operating system versions; C:\Program Files (x86) for 32-bit applications running on Windows 64-bit operating systems.. %Windows% is the Windows folder, where it usually is C:\Windows on all Windows operating system versions.)

Other Details

This spyware deletes itself after execution.

This report is generated via an automated analysis system.

  SOLUTION

Minimum Scan Engine:

9.750

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

Identify and delete files detected as TSPY_QQPASS.SARF using either the Startup Disk or Recovery Console

[ 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_CURRENT_USER\Software
    • LoveQ
  • In HKEY_CLASSES_ROOT
    • .exe¡¡

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_CURRENT_USER\Software\LoveQ
    • first = "closeQQ"

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\Microsoft\Windows NT\CurrentVersion\Winlogon
    • From: Userinit = "{random characters}"
      To: Userinit = ""%Windows%\system32\userinit.exe,""

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%\E_N4\krnln.fnr
  • %User Temp%\E_N4\eAPI.fne
  • %User Temp%\E_N4\Md5.fne
  • %User Temp%\E_N4\internet.fne
  • %System Root%\CQ.bat
  • %System Root%\autorun.inf\desktop.ini
  • %Program Files%\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\7\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\7\4\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\7\4\e\autorun.inf\desktop.ini
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\7\4\e\e\autorun.inf\desktop.ini
  • %System Root%\temp.bat
  • %System Root%\autorun.inf.exe
  • %System Root%\Documents and Settings.exe
  • %Program Files%.exe
  • %System Root%\System Volume Information.exe
  • %Windows%.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.
  • %User Temp%\E_N4
  • %System Root%\autorun.inf
  • %System Root%\autorun.inf\ÎļþÃâÒß
  • %Program Files%\autorun.inf
  • %Program Files%\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\autorun.inf
  • %Program Files%\Windows Media Player\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5
  • %Program Files%\Windows Media Player\5\autorun.inf
  • %Program Files%\Windows Media Player\5\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4
  • %Program Files%\Windows Media Player\5\4\autorun.inf
  • %Program Files%\Windows Media Player\5\4\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2
  • %Program Files%\Windows Media Player\5\4\2\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a
  • %Program Files%\Windows Media Player\5\4\2\a\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d
  • %Program Files%\Windows Media Player\5\4\2\a\d\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\7
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\7\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\7\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\7\4
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\7\4\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\7\4\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\7\4\e
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\7\4\e\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\7\4\e\autorun.inf\ÎļþÃâÒß
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\7\4\e\e
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\7\4\e\e\autorun.inf
  • %Program Files%\Windows Media Player\5\4\2\a\d\e\6\b\3\6\d\0\f\1\0\a\2\1\6\e\b\5\5\9\8\5\d\d\7\4\e\e\autorun.inf\ÎļþÃâÒß

Step 8

Scan your computer with your Trend Micro product to delete files detected as TSPY_QQPASS.SARF. 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.

  • \Users\All Users\QQ\registry.db


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