""ET TROJAN Cobalt Strike Malleable C2 (TrevorForget Profile)""

SID: 2032754

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 2020_11_20, deployment Perimeter, deployment SSLDecrypt, malware_family Cobalt_Strike, malware_family Cobalt_Strike, signature_severity Major, updated_at 2020_11_20, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1001, mitre_technique_name Data_Obfuscation

Reference:

  • md5

  • d2c8f1a8b5fc9bf4fe8bde43e88f04a0

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: any

Flow: established,to_server

Contents:

  • Value: "GET /us/ky/louisville/312-s-fourth-st.html HTTP/1.1|0d 0a|" Depth: 53

  • Value: "Referer|3a 20|https://locations.smashburger.com/us/ky/louisville.html|0d 0a|"

Within:

PCRE: "/^[a-zA-Z0-9\/+_-]{171}$/C"

Special Options:

  • http_header

source