""ET TROJAN Hakbit/Thanos Ransomware Exfil via FTP""

SID: 2030156

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 2020_05_12, deployment Perimeter, signature_severity Major, tag Ransomware, updated_at 2020_05_12, mitre_tactic_id TA0040, mitre_tactic_name Impact, mitre_technique_id T1486, mitre_technique_name Data_Encrypted_for_Impact

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: 21

Flow: established,to_server

Contents:

• Value: "STOR " Depth: 5

• Value: "/UserName="

• Value: "_MachineName="

• Value: "_"

Within:

PCRE:

Special Options:

• fast_pattern

source