""ET TROJAN njRAT Variant Outbound CnC Beacon""
SID: 2021057
Revision: 1
Class Type: trojan-activity
Metadata: attack_target Client_Endpoint, created_at 2015_05_05, deployment Perimeter, signature_severity Major, tag c2, updated_at 2015_05_05, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: !80
Flow: established,to_server
Contents:
- Value: "|7c|nj-q8"
Within:
PCRE:
Special Options: