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Microsoft Security Intelligence
Published Oct 07, 2007 | Updated Apr 16, 2011


Detected by Microsoft Defender Antivirus

Aliases: Worm.Win32.RJump (Kaspersky) W32/RJump (Sophos) W32.Rajump (Symantec) WORM_RJUMP (Trend Micro)


Win32/RJump is a worm that attempts to spread by copying itself to newly attached media (such as USB memory devices or network drives). It also contains backdoor functionality that allows an attacker unauthorized access to an affected machine.
To detect and remove this worm, run a full-system scan with an up-to-date antivirus product such as the Microsoft Safety Scanner ( For more information, visit
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