Trojan-PSW:W32/Nilage.AFZ

Classification

Malware

Trojan-PSW

W32

Trojan-PSW.Win32.Nilage.afz

Summary

Trojan-PSW:W32/Nilage.AFZ attempts to steal username and password information for the Lineage MMORPG.

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.

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Technical Details

Nilage.AFZ terminates the following security related processes:

  • RavMon.exe
  • EGHOST.EXE
  • MAILMON.EXE
  • KAVPFW.EXE
  • IPARMOR.EXE
  • Ravmond.EXE

It also closes the window titled RavMonClass if it exists.The trojan monitors traffic to the following URLs in order to steal username and password information:

  • https://cs.lineage.co.kr/account/losePassword/losePasswordCheck.asp
  • https://cs.lineage.co.kr/account/forgetPassword/forgetPasswordSub.asp
  • https://cs.lineage.co.kr/account/losePassword/losePasswordForm.asp
  • https://cs.lineage.co.kr/account/forgetPassword/forgetPasswordForm.asp

The stolen data is stored in c:\logo.dat before it is sent to the attacker via email.

File System Changes

Creates these files:

  • %windir%\system32\explorer.exe
  • %windir%\system32\dab1.dll
  • c:\logo.dat

Registry Modifications

Sets these values:

  • HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon Userinit = C:\WINDOWS\system32\userinit.exe,C:\WINDOWS\system32\explorer.exe,

Date Created: -

Date Last Modified: -