Technical Information
To ensure autorun and distribution:
Creates the following services:
- [<HKLM>\SYSTEM\ControlSet001\Services\smsvrc] 'Start' = '00000002'
Malicious functions:
To complicate detection of its presence in the operating system,
blocks the following features:
- Windows Security Center
Creates and executes the following:
- %WINDIR%\smsvrc.exe
Searches for windows to
detect analytical utilities:
- ClassName: 'OLLYDBG' WindowName: ''
Modifies file system :
Creates the following files:
- %WINDIR%\smsvrc.exe
Sets the 'hidden' attribute to the following files:
- %WINDIR%\smsvrc.exe
Deletes itself.
Network activity:
Connects to:
- 'b.###ly.info':5190
- '20#.#6.232.182':80
TCP:
HTTP GET requests:
- 20#.#6.232.182/
UDP:
- DNS ASK b.###ly.info
- DNS ASK windowsupdate.microsoft.com
Miscellaneous:
Searches for the following windows:
- ClassName: 'WispWindowClass' WindowName: ''