""ET CURRENT_EVENTS Possible Successful Generic Phish to .icu Domain 2019-02-06""
SID: 2026886
Revision: 3
Class Type: trojan-activity
Metadata: affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2019_02_06, deployment Perimeter, signature_severity Critical, tag Phishing, updated_at 2020_07_15, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1566, mitre_technique_name Phishing
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
-
Value: "POST"
-
Value: ".icu|0d 0a|"
Within:
PCRE: "/^Host\x3a\x20[^\r\n]+.icu$/Hmi"
Special Options:
-
http_method
-
http_header
-
fast_pattern