Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Hforwm' = '%APPDATA%\MICROS~1\Windows\STARTM~1\Programs\ICQ\TK7SEA~1\SPINST~1.EXE'
Creates or modifies the following files
- <SYSTEM32>\tasks\ulirlkcgwhmivkm
- %APPDATA%\Microsoft\windows\Start Menu\programs\startup\qxibmc.lnk
Malicious functions
Executes the following
- '<SYSTEM32>\netsh.exe' advfirewall firewall add rule name="Core Networking - Multicast Listener Done (ICMPv4-In)" program="%WINDIR%\Explorer.EXE" dir=in action=allow protocol=TCP localport=any
Injects code into
the following system processes:
- %WINDIR%\explorer.exe
Terminates or attempts to terminate
the following system processes:
- <SYSTEM32>\unregmp2.exe
- <SYSTEM32>\spinstall.exe
- <SYSTEM32>\netplwiz.exe
the following user processes:
- firefox.exe
- iexplore.exe
Modifies file system
Creates the following files
- %LOCALAPPDATA%\krerqusw\slc.dll
- %LOCALAPPDATA%\krerqusw\unregmp2.exe
- %APPDATA%\macromedia\flash player\macromedia.com\support\flashplayer\sys\uenhqupzfft\slc.dll
- %APPDATA%\macromedia\flash player\macromedia.com\support\flashplayer\sys\uenhqupzfft\unregmp2.exe
- %LOCALAPPDATA%\igkq9dp\version.dll
- %LOCALAPPDATA%\igkq9dp\spinstall.exe
- %APPDATA%\microsoft\windows\start menu\programs\icq\tk7seaoksl\version.dll
- %APPDATA%\microsoft\windows\start menu\programs\icq\tk7seaoksl\spinstall.exe
- %LOCALAPPDATA%\que\netplwiz.dll
- %LOCALAPPDATA%\que\netplwiz.exe
- %APPDATA%\microsoft\crypto\rsa\s-1-5-21-1960123792-2022915161-3775307078-1001\kjurcilh3\netplwiz.dll
- %APPDATA%\microsoft\crypto\rsa\s-1-5-21-1960123792-2022915161-3775307078-1001\kjurcilh3\netplwiz.exe
Deletes the following files
- %LOCALAPPDATA%\krerqusw\slc.dll
- %LOCALAPPDATA%\krerqusw\unregmp2.exe
- %LOCALAPPDATA%\igkq9dp\spinstall.exe
- %LOCALAPPDATA%\igkq9dp\version.dll
- %LOCALAPPDATA%\que\netplwiz.dll
- %LOCALAPPDATA%\que\netplwiz.exe
Modifies the following files
- %APPDATA%\microsoft\crypto\rsa\s-1-5-21-1960123792-2022915161-3775307078-1001\f58155b4b1d5a524ca0261c3ee99fb50_36d1130a-ac2e-44f7-9dc1-e424fbcbe0ee
Substitutes the following files
- %APPDATA%\Microsoft\Crypto\RSA\S-1-5-21-1960123792-2022915161-3775307078-1001\f58155b4b1d5a524ca0261c3ee99fb50_36d1130a-ac2e-44f7-9dc1-e424fbcbe0ee
Miscellaneous
Creates and executes the following
- '%LOCALAPPDATA%\krerqusw\unregmp2.exe'
- '%LOCALAPPDATA%\igkq9dp\spinstall.exe'
- '%LOCALAPPDATA%\que\netplwiz.exe'
- '<SYSTEM32>\netsh.exe' advfirewall firewall add rule name="Core Networking - Multicast Listener Done (ICMPv4-In)" program="%WINDIR%\Explorer.EXE" dir=in action=allow protocol=TCP localport=any' (with hidden window)
