Rule:

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Sid:
5324

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Summary:
This event is generated when a Sober worm variant is detected.

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Impact:
A successful attack may result in the execution of code of the attackers choosing possibly leading to control of the target machine.

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Detailed Information:
The Sober worm is a mass mailer normally spread via email. This variant displays more indicators such as attempting to contact known servers after infection and checking the time via ntp.

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Affected Systems:
Microsoft Windows systems

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Attack Scenarios:
This is virus or worm activity.

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Ease of Attack:
Simple.

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False Positives:
None known.

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False Negatives:
None known.

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Corrective Action:
Use antivirus products to detect infections and remove the malicious software.

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Contributors:
Sourcefire Vulnerability Research Team
Brian Caswell <bmc@sourcefire.com>
Nigel Houghton <nigel.houghton@sourcefire.com>

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Additional References

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