""ET TROJAN Cobalt Strike Malleable C2 Profile (btn_bg)""
SID: 2032964
Revision: 2
Class Type: trojan-activity
Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2021_05_17, deployment Perimeter, malware_family Cobalt_Strike, signature_severity Major, updated_at 2021_05_17, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1001, mitre_technique_name Data_Obfuscation
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
-
Value: "POST"
-
Value: "/btn_bg"
-
Value: "paper=" Depth: 7
Within:
PCRE:
Special Options:
-
http_method
-
http_uri
-
http_client_body
-
fast_pattern