""ET MOBILE_MALWARE Operation Pawn Storm IOS_XAGENT Checkin""
SID: 2020363
Revision: 1
Class Type: trojan-activity
Metadata: attack_target Mobile_Client, created_at 2015_02_05, updated_at 2015_02_05, mitre_tactic_id TA0037, mitre_tactic_name Command_And_Control, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: to_server,established
Contents:
-
Value: "User-Agent|3a 20|XAgent/1."
-
Value: !"Referer|3a|"
Within:
PCRE: "/^(?:(?:sear|wat)ch|results|close|find|open)\/\?[a-zA-Z]{2,8}=/U"
Special Options:
-
http_header
-
http_header