POP3: Suspicious Mail Sender with Randomized Header
This signature detects POP3 messages that contains suspicious randomized Header. 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
POP3:SUSPICIOUS-HEADER
Severity
Major
Recommended
False
Recommended Action
None
Category
POP3
Keywords
Header Mail Randomized Sender Suspicious with
Release Date
04/01/2013
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