Virus

W32/SDBot.NO!worm

Analysis

This 12,928-byte virus binds with TCP port 113 to function as a remote access Trojan. This virus connects with various hard-coded IRC servers to await instructions from a malicious user and possibly function as an FTP proxy to transfer copyrighted media. The virus uses TCP port 6667 to make the connection.
Loading At Windows Startup
If this virus is run, it will register itself to run at each Windows startup -
HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\
"Microsoft Windows Services" = Sercices.exe
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\
"Microsoft Windows Services" = Sercices.exe

Recommended Action

  • Check the web interface for your Fortigate unit to ensure the latest AV/NIDS definitions have been downloaded and installed on your system - if required, enable the "Allow Push Update" option