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Win32.HLLW.Autoruner1.16532
Added to the Dr.Web virus database:
2012-05-27
Virus description added:
2012-06-17
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\AVP.EXE] 'debugger' = 'notepad'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\pctsgui.exe] 'debugger' = 'notepad'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\VPTRAY.EXE] 'debugger' = 'notepad'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\AVGNT.EXE] 'debugger' = 'notepad'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\pctstray.exe] 'debugger' = 'notepad'
[<HKCU>\Software\Microsoft\Windows NT\CurrentVersion\Windows] 'load' = '%TEMP%\svchost.com'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Userinit' = '<SYSTEM32>\userinit.exe,<SYSTEM32>\fdisk.com'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ashdisp.exe] 'debugger' = 'notepad'
[<HKCU>\Software\Microsoft\Windows NT\CurrentVersion\Windows] 'run' = '%TEMP%\svchost.com'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\USBGUARD.EXE] 'debugger' = 'notepad'
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'User Agent' = '<SYSTEM32>\fdisk.com'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'User Agent' = '%TEMP%\svchost.com'
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'HotKey' = '%HOMEPATH%\Templates\cache\SFCsrvc.pif'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'HotKey' = '%HOMEPATH%\Templates\cache\SFCsrvc.pif'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Shell' = 'explorer.exe <SYSTEM32>\fdisk.com'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mmc.exe] 'debugger' = 'notepad'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msconfig.exe] 'debugger' = 'notepad'
[<HKCU>\Software\Microsoft\Command Processor] 'AutoRun' = '"%WINDIR%\Help\cliconf.chm"'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\regedit.exe] 'debugger' = 'notepad'
Creates or modifies the following files:
%HOMEPATH%\Start Menu\Programs\Startup\sndvol32.exe
%ALLUSERSPROFILE%\Start Menu\Programs\Startup\sndvol32.exe
Creates the following files on removable media:
<Drive name for removable media>:\$RECYCLE.BIN\{5F229C11-5039-40E4-8537-6950BB1C9ECC}\temp.db
<Drive name for removable media>:\$RECYCLE.BIN\{5F229C11-5039-40E4-8537-6950BB1C9ECC}\tmp.db
<Drive name for removable media>:\$RECYCLE.BIN\{5F229C11-5039-40E4-8537-6950BB1C9ECC}\desktop.ini
<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\Thumbs.db
Malicious functions:
To complicate detection of its presence in the operating system,
forces the system hide from view:
hidden files
file extensions
blocks execution of the following system utilities:
Windows Task Manager (Taskmgr)
Registry Editor (RegEdit)
Creates and executes the following:
%CommonProgramFiles%\System\cftmon.exe stay_alive -r
%TEMP%\svchost.com keep_fucking
%TEMP%\svchost.com
%CommonProgramFiles%\System\cftmon.exe stay_alive -in
Executes the following:
<SYSTEM32>\net1.exe share SYS_z=z:\
<SYSTEM32>\net1.exe share SYS_e=e:\
<SYSTEM32>\net1.exe share SYS_c=c:\
Terminates or attempts to terminate
the following user processes:
Modifies settings of Windows Explorer:
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer] 'NofolderOptions' = '00000001'
Modifies file system :
Creates the following files:
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\cartman[1].php
%TEMP%\$RECYCLE.BIN\{5F229C11-5039-40E4-8537-6950BB1C9ECC}\temp.db
C:\Thumbs.db
C:\$RECYCLE.BIN\{5F229C11-5039-40E4-8537-6950BB1C9ECC}\desktop.ini
C:\$RECYCLE.BIN\{5F229C11-5039-40E4-8537-6950BB1C9ECC}\temp.db
C:\$RECYCLE.BIN\{5F229C11-5039-40E4-8537-6950BB1C9ECC}\tmp.db
%HOMEPATH%\Templates\cache\$RECYCLE.BIN\{5F229C11-5039-40E4-8537-6950BB1C9ECC}\tmp.db
%HOMEPATH%\Templates\cache\$RECYCLE.BIN\{5F229C11-5039-40E4-8537-6950BB1C9ECC}\temp.db
%TEMP%\$RECYCLE.BIN\{5F229C11-5039-40E4-8537-6950BB1C9ECC}\tmp.db
%HOMEPATH%\Templates\cache\SFCsrvc.pif
%HOMEPATH%\Templates\cache\$RECYCLE.BIN\{5F229C11-5039-40E4-8537-6950BB1C9ECC}\desktop.ini
%TEMP%\svchost.com
%TEMP%\$RECYCLE.BIN\{5F229C11-5039-40E4-8537-6950BB1C9ECC}\desktop.ini
%HOMEPATH%\Templates\cache\desktop.ini
%CommonProgramFiles%\System\cftmon.exe
C:\autorun.inf
<SYSTEM32>\fdisk.com
%WINDIR%\Help\cliconf.chm
Sets the 'hidden' attribute to the following files:
C:\Thumbs.db
C:\autorun.inf
<Drive name for removable media>:\Thumbs.db
<Drive name for removable media>:\autorun.inf
%HOMEPATH%\Start Menu\Programs\Startup\sndvol32.exe
%HOMEPATH%\Templates\cache\SFCsrvc.pif
%TEMP%\svchost.com
%ALLUSERSPROFILE%\Start Menu\Programs\Startup\sndvol32.exe
<SYSTEM32>\fdisk.com
Network activity:
Connects to:
'ne#####m.isa-geek.org':80
'ht###.ath.cx':80
TCP:
HTTP GET requests:
ht###.ath.cx/Files/test.tits
ht###.ath.cx/cartman.php
UDP:
DNS ASK ne#####m.isa-geek.org
DNS ASK ht###.ath.cx
DNS ASK pr###.just.edu.jo
Miscellaneous:
Searches for the following windows:
ClassName: 'Indicator' WindowName: ''
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