Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Realtek HD Panel' = 'C:\WinData\Microsoft Studio\RealtekHDpnl.lnk'
Malicious functions:
Creates and executes the following:
- C:\WinData\Microsoft Studio\wmiapsrv.exe
Executes the following:
- <SYSTEM32>\ping.exe 127.0.0.1
- <SYSTEM32>\cmd.exe /c "C:\WinData\Microsoft Studio\delete.bat"
- <SYSTEM32>\attrib.exe +h +s /d /s "C:\WinData"
Modifies file system :
Creates the following files:
- C:\WinData\Microsoft Studio\RealtekHDpnl.lnk
- C:\WinData\Microsoft Studio\delete.bat
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\geoip[1]
- C:\WinData\Microsoft Studio\wmiapsrv.exe
- C:\WinData\Microsoft Studio\cmd.jpg
- C:\WinData\Microsoft Studio\done.txt
Deletes the following files:
- C:\WinData\Microsoft Studio\RealtekHDpnl.lnk
- C:\WinData\Microsoft Studio\wmiapsrv.exe
- C:\WinData\Microsoft Studio\cmd.jpg
- C:\WinData\Microsoft Studio\log-02.31.54_date-23.10.2012.txt
Moves the following files:
- from C:\WinData\Microsoft Studio\done.txt to C:\WinData\Microsoft Studio\log-02.31.54_date-23.10.2012.txt
Network activity:
Connects to:
- '2i#.ru':80
- '<Private IP address>':0
TCP:
HTTP GET requests:
- 2i#.ru/geoip/
UDP:
- DNS ASK 2i#.ru