""ET TROJAN Linux DarkRadiation Ransomware Activity Attack Check""
SID: 2033162
Revision: 2
Class Type: trojan-activity
Metadata: affected_product Linux, attack_target Client_Endpoint, created_at 2021_06_22, deployment Perimeter, signature_severity Major, tag Ransomware, updated_at 2021_06_23, 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: $HTTP_PORTS
Flow: established,to_server
Contents:
-
Value: "GET"
-
Value: "/check_attack/0.txt"
-
Value: "User-Agent|3a 20|Wget/"
Within:
PCRE: "/^Host\x3a\x20\d{1,3}.\d{1,3}.\d{1,3}.\d{1,3}$/Hm"
Special Options:
-
http_method
-
fast_pattern
-
http_uri
-
http_header