Published Apr 18, 2010 | Updated Sep 15, 2017


Severe |Detected with Windows Defender Antivirus

Aliases: Win32/Olala.worm.57344 (AhnLab) W32/Sillyworm.WH (Command) IM-Worm.Win32.VB.ln (Kaspersky) W32/VBWorm.MVK (Norman) Worm.VB.DWCR (VirusBuster) Worm/VB.APS (AVG) Worm/VB.EV.6 (Avira) Worm.Generic.24677 (BitDefender) Win32/Dolagun.I (CA) Win32.HLLW.Siggen.241 (Dr.Web) Win32/VB.NJO (ESET) IM-Worm.Win32.VB (Ikarus) W32/Autorun.worm.h (McAfee) Found virus :W32/CogDuni.C.worm (Panda) Worm.VB.aew (Rising AV) W32/VB-DGA (Sophos) IM-Worm.Win32.VB.ev (Sunbelt Software) W32.Imaut.AS (Symantec) WORM_VB.GMM (Trend Micro)


Worm:Win32/VB.CB is a worm that attempts to spread via Yahoo! Messenger. It may also connect to a remote server to download arbitrary files.

To detect and remove this threat and other malicious software that may be installed on your computer, run a full-system scan with an appropriate, up-to-date, security solution. The following Microsoft products detect and remove this threat:

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