""ET MALWARE DealPly Adware CnC Beacon 3""

SID: 2021643

Revision: 2

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2015_08_18, deployment Perimeter, signature_severity Major, tag c2, updated_at 2019_08_14, 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: "POST"

• Value: "/?v=" Depth: 4

• Value: "&pcrc="

• Value: "&LUDT="

• Value: !"Referer|3a|"

• Value: !"User-Agent|3a|"

Within:

PCRE:

Special Options:

• http_method

• http_uri

• http_uri

• http_uri

• fast_pattern

• http_header

• http_header

source