""ET MOBILE_MALWARE Android/Opfake.A GetTask CnC Beacon""

SID: 2017587

Revision: 3

Class Type: trojan-activity

Metadata: affected_product Android, attack_target Client_Endpoint, created_at 2013_10_14, deployment Perimeter, signature_severity Major, tag Android, tag c2, updated_at 2017_03_29, mitre_tactic_id TA0011, 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: established,to_server

Contents:

  • Value: "/getTask.php?"

  • Value: "imei="

  • Value: "balance="

  • Value: !"Referer|3a 20|"

Within:

PCRE:

Special Options:

  • nocase

  • http_uri

  • http_uri

  • http_uri

  • http_header

source