Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'c$rss' = '<SYSTEM32>\c$rss.exe'
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\HIV.exe
Malicious functions:
To complicate detection of its presence in the operating system,
forces the system hide from view:
- hidden files
blocks execution of the following system utilities:
- Windows Task Manager (Taskmgr)
Creates and executes the following:
- '<SYSTEM32>\c$rss.exe'
Executes the following:
- '<SYSTEM32>\taskkill.exe' /f /t /im WinRAR.exe
- '<SYSTEM32>\taskkill.exe' /f /t /im egui.exe
- '<SYSTEM32>\taskkill.exe' /pid=3460
- '%WINDIR%\explorer.exe' <Current directory><Virus name>
- '<SYSTEM32>\taskkill.exe' /f /t /im avp.exe
- '<SYSTEM32>\taskkill.exe' /f /t /im AvastSvc.exe
Injects code into
the following system processes:
- <SYSTEM32>\taskkill.exe
Terminates or attempts to terminate
the following user processes:
- AVP.EXE
Modifies file system :
Creates the following files:
- C:\<Auxiliary name>.exe
- %PROGRAM_FILES%.exe
- C:\Far2.exe
- <Current directory>.exe
- C:\Documents and Settings.exe
- <Auxiliary element>
- <SYSTEM32>\c$rss.exe
- C:\HIV.exe
- %WINDIR%.exe
- C:\autorun.inf
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\HIV.exe
- <Drive name for removable media>:\autorun.inf
- C:\HIV.exe
- C:\autorun.inf
Deletes the following files:
- %TEMP%\~DF5D7D.tmp
Miscellaneous:
Searches for the following windows:
- ClassName: '(null)' WindowName: '(null)'
- ClassName: 'Shell_TrayWnd' WindowName: '(null)'
