""ET TROJAN Pupy RAT Default TLS Proxy Certificate""

SID: 2046948

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_and_Server, created_at 2023_07_27, deployment Perimeter, malware_family PupyRat, performance_impact Low, confidence High, signature_severity Critical, updated_at 2023_07_27

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: [443,9876]

Destination Network: $HOME_NET

Destination Port: any

Flow: established,to_client

Contents:

  • Value: "|16|"

  • Value: "|0b|"

  • Value: "|06 03 55 04 0a|"

  • Value: "|07|Pupy CA"

  • Value: "|06 03 55 04 06|"

  • Value: "|02|ZZ"

Within: 3

PCRE:

Special Options:

  • fast_pattern

source