""ET TROJAN ABUSE.CH SSL Fingerprint Blacklist Malicious SSL Certificate Detected (Malware C2)""

SID: 2022948

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_and_Server, created_at 2016_07_05, deployment Perimeter, former_category MALWARE, performance_impact Low, signature_severity Major, tag SSL_Malicious_Cert, updated_at 2022_03_13, mitre_tactic_id TA0042, mitre_tactic_name Resource_Development, mitre_technique_id T1587, mitre_technique_name Develop_Capabilities

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: 443

Destination Network: $HOME_NET

Destination Port: any

Flow: established,from_server

Contents:

  • Value: "|55 04 03|"

  • Value: "|0f|WIN-K462BJ3GEEC"

Within: 16

PCRE:

Special Options:

  • fast_pattern

source