IMAP: Suspicious Randomized Header

This signature detects IMAP messages that contains suspicious randomized headers. This kind of behavior is mostly observed when someone is trying to scan and send malicious traffic against a network security device using various traffic generators.

Short Name
IMAP:EXPLOIT:SUSPICIOUS-HEADER
Severity
Major
Recommended
False
Recommended Action
None
Category
IMAP
Keywords
Header Randomized Suspicious
Release Date
04/08/2013
Supported Platforms

srx-branch-12.3

srx-19.3

srx-branch-19.3

vsrx3bsd-19.2

srx-branch-19.4

vsrx-19.4

mx-12.3

mx-19.4

vmx-19.4

mx-19.3

vsrx3bsd-19.4

srx-19.4

vsrx-12.3

vmx-19.3

vsrx-19.2

srx-12.3

Sigpack Version
3324
False Positive
Unknown

Found a potential security threat?