""ET TROJAN Observed Thanatos Ransomware Variant Pico User-Agent""
SID: 2029306
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_01_22, deployment Perimeter, former_category MALWARE, malware_family Ransomware, signature_severity Major, tag Ransomware, updated_at 2022_04_18, 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: $HTTP_PORTS
Flow: established,to_server
Contents:
- Value: "User-Agent|3a 20|Mozilla/5.0 (Windows NT 6.1) Pico/"
Within:
PCRE:
Special Options:
- http_header