Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Iparmor.exe] 'Debugger' = 'ntsd -d'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\isPwdSvc.exe] 'Debugger' = 'ntsd -d'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\kabaload.exe] 'Debugger' = 'ntsd -d'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\iparmo.exe] 'Debugger' = 'ntsd -d'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\FTCleanerShell.exe] 'Debugger' = 'ntsd -d'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\HijackThis.exe] 'Debugger' = 'ntsd -d'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\IceSword.exe] 'Debugger' = 'ntsd -d'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\KAVDX.exe] 'Debugger' = 'ntsd -d'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\KAVPFW.exe] 'Debugger' = 'ntsd -d'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\KAVSetup.exe] 'Debugger' = 'ntsd -d'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\KAV32.exe] 'Debugger' = 'ntsd -d'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\KaScrScn.SCR] 'Debugger' = 'ntsd -d'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\KASMain.exe] 'Debugger' = 'ntsd -d'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\KASTask.exe] 'Debugger' = 'ntsd -d'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\AgentSvr.exe] 'Debugger' = 'ntsd -d'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\AppSvc32.exe] 'Debugger' = 'ntsd -d'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\autoruns.exe] 'Debugger' = 'ntsd -d'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\adam.exe] 'Debugger' = 'ntsd -d'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\360rpt.exe] 'Debugger' = 'ntsd -d'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\360Safe.exe] 'Debugger' = 'ntsd -d'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\360tray.exe] 'Debugger' = 'ntsd -d'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\CCenter.exe] 'Debugger' = 'ntsd -d'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ccSvcHst.exe] 'Debugger' = 'ntsd -d'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\FileDsty.exe] 'Debugger' = 'ntsd -d'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avp.exe] 'Debugger' = 'ntsd -d'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avgrssvc.exe] 'Debugger' = 'ntsd -d'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\AvMonitor.exe] 'Debugger' = 'ntsd -d'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avp.com] 'Debugger' = 'ntsd -d'
Creates the following files on removable media:
- <Drive name for removable media>:\AutoRun.inf
Malicious functions:
To complicate detection of its presence in the operating system,
forces the system hide from view:
- hidden files
Creates and executes the following:
- %CommonProgramFiles%\SafeSys.exe SafeSys
Executes the following:
- <SYSTEM32>\svchost.exe
- <SYSTEM32>\rundll32.exe "%PROGRAM_FILES%\pxdpe.bak",MyDLLEntry
Modifies file system :
Creates the following files:
- %CommonProgramFiles%\SafeSys.exe
- %TEMP%\xkrck
- %TEMP%\urgot
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\Count[1].htm
- %PROGRAM_FILES%\pxdpe.bak
- %WINDIR%\Fonts\clwfk.fon
- %TEMP%\~tqldq.tmp
Sets the 'hidden' attribute to the following files:
- %CommonProgramFiles%\SafeSys.exe
- <Drive name for removable media>:\AutoRun.inf
Deletes the following files:
- %TEMP%\xkrck
- %TEMP%\urgot
- %WINDIR%\Fonts\clwfk.fon
- %TEMP%\~tqldq.tmp
Network activity:
Connects to:
- 'www.96##.net.cn':80
- 'www.tt###.com.cn':80
TCP:
HTTP GET requests:
- www.96##.net.cn/xin.txt
HTTP POST requests:
- www.tt###.com.cn/tongji/Count.asp
UDP:
- DNS ASK www.96##.net.cn
- DNS ASK www.tt###.com.cn
- '<Private IP address>':1035
Miscellaneous:
Searches for the following windows:
- ClassName: 'AfxMDIFrame42s' WindowName: ''
