""ET TROJAN Lazarus FALLCHILL Fake SSL Checkin 1""

SID: 2024990

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 2017_11_13, deployment Perimeter, malware_family FALLCHILL, performance_impact Low, signature_severity Critical, tag Lazarus, updated_at 2017_11_14

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: any

Flow: established

Contents:

  • Value: "|17 03 01 00 08|" Depth: 5

  • Value: "|88 4d 76|"

Within: 3

PCRE: "/[\x04\x06]\x88\x4d\x76$/"

Special Options:

  • fast_pattern

source