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Signature Detail

Security Intelligence Center
Signatures
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Short Name

TROJAN:SYNFUL-KNOCK-CNC

Severity

High

Recommended

Yes

Recommended Action

Drop

Category

TROJAN

Keywords

Cisco SYNful Knock Attack Malware C&C Request

Release Date

2015/09/21

Update Number

2537

Supported Platforms

idp-4.0+, isg-3.0+, j-series-9.5+, mx-9.4+, srx-9.2+, srx-branch-9.4+, vsrx-12.1+

TROJAN: Cisco SYNful Knock Attack Malware C&C Request


This signature detects Cisco SYNful Malware Knock Beacon C&C traffic over HTTP (port 80). The source IP host is infected and should be removed from the network for analysis.

References

  • URL: https://zmap.io/synful/
  • URL: http://tools.cisco.com/security/center/viewAlert.x?alertId=40411

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