""ET INFO Observed DNS Query to Reverse Shell Generator (reverse-shell .sh)""
SID: 2045232
Revision: 1
Class Type: misc-activity
Metadata: attack_target Client_and_Server, created_at 2023_04_28, deployment Perimeter, performance_impact Low, signature_severity Major, updated_at 2023_04_28
Reference:
Protocol: udp
Source Network: $HOME_NET
Source Port: any
Destination Network: any
Destination Port: 53
Flow:
Contents:
-
Value: "|01|" Depth: 1 Offset: 2
-
Value: "|00 01 00 00 00 00 00|"
-
Value: "|0d|reverse-shell|02|sh|00|"
Within: 7
PCRE:
Special Options:
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nocase
-
fast_pattern