W32.HLLW.Gaobot.BC is a variant of W32.HLLW.Gaobot.BB
that attempts to spread to network shares that have weak passwords, and allows access to an infected computer through an IRC channel. The worm also attempts to terminate the processes of various antivirus and firewall programs.
The worm uses multiple vulnerabilities to spread, including:
W32.HLLW.Gaobot.BC is packed with Petite.
Virus definitions released on October 29, 2003 contained a updated signature for W32.HLLW.Gaobot.BC due to the discovery of a minor variant.
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