""ET TROJAN Win32/Blacklegion Ransomware CnC Response""
SID: 2049719
Revision: 1
Class Type: trojan-activity
Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2023_12_18, deployment Perimeter, deployment SSLDecrypt, performance_impact Significant, confidence High, signature_severity Critical, updated_at 2023_12_18
Reference:
Protocol: tcp
Source Network: $EXTERNAL_NET
Source Port: $HTTP_PORTS
Destination Network: $HOME_NET
Destination Port: any
Flow: established,to_client
Contents:
-
Value: "|22|first|5f|name|22 3a 22|Blacklegion|22 2c 22|username|22 3a 22|blacklegion|5f|support"
-
Value: "|22|text|22 3a 22|Unique|20|ID|3a|"
-
Value: "Personal|20|ID|3a|"
Within:
PCRE:
Special Options:
- file_data