msgfix.exe definition, relationships, removal:

Msgfix.exe is the main component of Gaobot worm. It runs in background and is responsible for the Gaobot spreading routine and the payload. Running msgfix.exe allows unauthorized remote access to an infected computer, can steal valuable personal documents, damage the system or software and perform other malicious actions. Msgfix and Gaobot severely violate user's privacy and damage a computer, so they must be removed from the system immediately.