SHELLCODE: Base64 X86 NOOP Detection Over TCP-CTS (1)

This signature detects payloads being transferred over network that have been using base64 x86 NOOP. This may be an indication of someone trying to evade anti-virus/IPS solutions and possibly drop malicious code.

Short Name
SHELLCODE:X86:BASE64-NOOP-CTS-1
Severity
Critical
Recommended
False
Recommended Action
None
Category
SHELLCODE
Keywords
(1) Base64 Detection NOOP Over TCP-CTS X86
Release Date
08/17/2015
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
Port
TCP/0-79,81-442,444-3127,3129-7999,8001-8079,8081-65535
False Positive
Rarely

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