""ET TROJAN DeimosC2 TCP Agent Heartbeat""
SID: 2039764
Revision: 2
Class Type: trojan-activity
Metadata: attack_target Client_and_Server, created_at 2022_11_09, deployment Perimeter, deployment Internal, deployment Datacenter, performance_impact Moderate, confidence High, signature_severity Major, updated_at 2023_01_31
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: any
Destination Port: any
Flow: established,to_server
Contents:
-
Value: "|00 00 00 00 00 00 01 20|" Depth: 8
-
Value: !"|fe 53 4d 42 40|"
Within: 5
PCRE:
Special Options:
- fast_pattern