QQRob.GV

Classification

Malware

Trojan

W32

QQRob.GV, Trojan-PSW.Win32.QQRob.gv

Summary

QQRob.GV logs keystrokes and sends the results to an email address.Upon execution, QQRob.GV drops a copy of itself on Windows System Directory as:

  • %systemdir%\NTdhcp.exe

Note: %systemdir% is by default C:\Windows\System32Please see the lower section for additional details.

Removal

Automatic action

Based on the settings of your F-Secure security product, it will either move the file to the quarantine where it cannot spread or cause harm, or remove it.

Find out more

Knowledge Base

Find the latest advice in our Community Knowledge Base.

User Guide

See the user guide for your product on the Help Center.

Contact Support

Chat with or call an expert for help.

Submit a sample

Submit a file or URL for further analysis.

Technical Details

Upon execution, QQRob.GV drops a copy of itself in the Windows System Directory as:

  • %systemdir%\NTdhcp.exe

Note: %systemdir% is by default C:\Windows\System32*It uses a notepad icon. It also creates the following non-malicious batch file in the Windows Directory:

  • %windir%\deleteme.bat

Note: %windir% is by default C:\WindowsQQRob.GV then creates the following registry value for its auto-start mechanism:

  • HKLM\Software\Microsoft\Windows\Currentversion\RunNTdhcp = "%systemdir%\NTdhcp.exe

It checks for the file:

  • %systemdir%\Kvnative.exe

If the file above exists, it will rename the file to Kvnative.bakQQRob.GV terminates the following security and antivirus related processes:

  • CCAPP.EXE
  • EGHOST.EXE
  • FireTray.exe
  • Iparmor.exe
  • KASMain.EXE
  • KAV32.EXE
  • KAVPFW.EXE
  • KAVPLUS.EXE
  • KAVStart.exe
  • KmailMon.EXE
  • KPFW32.EXE
  • KPOPMON.EXE
  • KVCenter.kxp
  • KvDetech.exe
  • KVFW.EXE
  • KWatch9x.exe
  • KWATCHUI.EXE
  • MAILMON.EXE
  • MCAGENT.EXE
  • MCVSESCN.EXE
  • MSKAGENT.EXE
  • RAV.EXE
  • RAVMON.EXE
  • RavTask.exe
  • RAVTIMER.EXE
  • RegGuide.exe
  • SHSTAT.EXE
  • SmartUp.exe
  • TBMon.exe
  • TrojanDetector.EXE
  • UIHost.exe
  • UpdaterUI.exe
  • WNILOGON.exe

QQRob.GV disables the following services through the registry [HKLM\System\CurrentControlSet]:

  • ccEvtMgr
  • ccProxy
  • ccSetMgr
  • FireSvc
  • kavsvc
  • KPfwSvc
  • KVSrvXP
  • KVWSC
  • KWatchSvc
  • McAfeeFramework
  • McShield
  • McTaskManager
  • MskService
  • navapsvc
  • NPFMntor
  • RfwService
  • RsCCenter
  • RsRavMon
  • SNDSrvc
  • SPBBCSvc
  • Symantec Core LC
  • wscsvc

QQRob.GV also checks for security and antivirus related registry values in [HKLM\SoftWare\Microsoft\Windows\CurrentVersion\Run].If the following registry keys exist, they will be deleted:

  • ccApp
  • iDuba Personal FireWall
  • KAVPersonal50
  • KavPFW
  • KAVRun
  • KavStart
  • KpopMon
  • Kulansyn
  • KvMonXP
  • KvPpWall_autorun
  • KvXP
  • KWatch9x
  • McAfeeUpdaterUI
  • MCAgentExe
  • McRegWiz
  • MCUpdateExe
  • MSKAGENTEXE
  • MSKDetectorExe
  • NAV CfgWiz
  • Network Associates Error Reporting Service
  • RavTask
  • RavTimer
  • RfwMain
  • Services
  • ShStatEXE
  • SonudMan
  • SSC_UserPrompt
  • VirusScan Online
  • VSOCheckTask

QQRob.GV logs keyboard strokes of the user and sends it to a certain email address using its own SMTP engine.

Date Created: -

Date Last Modified: -