""ET TROJAN Malicious SSL certificate detected (FindPOS)""

SID: 2021289

Revision: 2

Class Type: trojan-activity

Metadata: attack_target Client_and_Server, created_at 2015_06_17, deployment Perimeter, former_category MALWARE, performance_impact Low, signature_severity Major, tag SSL_Malicious_Cert, updated_at 2022_03_22, 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,to_client

Contents:

  • Value: "|16|"

  • Value: "|0b|"

  • Value: "|09 00 cd 2d 4a 53 08 27 aa b4|"

  • Value: "|55 04 0a|"

  • Value: "|13|Default Company Ltd"

Within: 20

PCRE:

Special Options:

  • fast_pattern

source