""ET TROJAN Possible Deep Panda - Sakula/Mivast RAT CnC Beacon 5""

SID: 2021203

Revision: 4

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2015_06_08, deployment Perimeter, signature_severity Major, tag c2, updated_at 2022_08_16, 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: to_server,established

Contents:

  • Value: "GET"

  • Value: ".jpg?id="

  • Value: !"Accept"

  • Value: !"Referer|3a|"

  • Value: !"tagesschau.de"

  • Value: !"threatseeker.com"

  • Value: !"ClipOrganizer"

  • Value: !"User-Agent|3a 20|juniper-ewf"

Within:

PCRE: "/.jpg\?id=\d+$/U"

Special Options:

  • http_method

  • http_uri

  • http_header

  • http_header

  • http_header

  • http_header

  • http_header

  • http_header

source