Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'SvrWsc' = ''
Creates the following services:
- [<HKLM>\SYSTEM\ControlSet001\Services\SvrWsc] 'Start' = '00000002'
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\CIZLJB\GVHDRD.exe
Malicious functions:
Creates and executes the following:
- <SYSTEM32>\svrwsc.exe
Injects code into
the following system processes:
- %WINDIR%\Explorer.EXE
the following user processes:
- iexplore.exe
Modifies file system :
Creates the following files:
- %TEMP%\Low3B20.tmp.bat
- <SYSTEM32>\svrwsc.exe
Deletes itself.
Network activity:
Connects to:
- 'ho##nn.ru':80
TCP:
HTTP POST requests:
- ho##nn.ru/point/forum/index.php
UDP:
- DNS ASK ho##nn.ru
- '<Private IP address>':1035
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: ''
