""ET TROJAN ELF/LiLocked Ransom Note in HTTP Response""

SID: 2027968

Revision: 2

Class Type: trojan-activity

Metadata: affected_product Linux, attack_target Server, created_at 2019_09_09, deployment Perimeter, malware_family LiLocked, performance_impact Low, signature_severity Major, tag Ransomware, updated_at 2019_09_09

Reference:

Protocol: tcp

Source Network: any

Source Port: $HTTP_PORTS

Destination Network: any

Destination Port: any

Flow: established,from_server

Contents:

  • Value: "200"

  • Value: "ENCRYPTED|20|ALL|20|YOUR|20|SENSITIVE" Depth: 200

  • Value: "STRONG|20|ENCRYPTION"

  • Value: "BUY|20|A|20|DECRYPTION|20|KEY"

Within:

PCRE:

Special Options:

  • http_stat_code

  • file_data

  • fast_pattern

source