""ET TROJAN Observed Buran Ransomware UA (GHOST)""
SID: 2027444
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 2019_06_10, deployment Perimeter, signature_severity Major, tag Ransomware, updated_at 2019_06_10, 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|GHOST|0d 0a|"
Within:
PCRE:
Special Options:
- http_header