""ET TROJAN HTTP Request for Possible ELF/LiLocked Ransomware Note""

SID: 2027967

Revision: 2

Class Type: trojan-activity

Metadata: affected_product Linux, attack_target Client_Endpoint, created_at 2019_09_09, deployment Perimeter, malware_family LiLocked, signature_severity Major, tag Ransomware, updated_at 2019_09_09, mitre_tactic_id TA0040, mitre_tactic_name Impact, mitre_technique_id T1486, mitre_technique_name Data_Encrypted_for_Impact

Reference:

• Link

Protocol: tcp

Source Network: any

Source Port: any

Destination Network: any

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

• Value: "GET"

• Value: "README.lilocked"

Within:

PCRE: "/README.lilocked$/U"

Special Options:

• http_method

• http_uri

• fast_pattern

source