""ET TROJAN W32/Virus-Encoder Ransomware Checkin""

SID: 2022737

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2016_04_15, deployment Perimeter, signature_severity Major, tag Ransomware, updated_at 2016_04_15, mitre_tactic_id TA0040, mitre_tactic_name Impact, mitre_technique_id T1486, mitre_technique_name Data_Encrypted_for_Impact

Reference:

  • md5

  • 57a69d5130d32da0a278c72137ca58ee

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: "submit=submit&id="

  • Value: "&guid="

  • Value: "&pc="

  • Value: "&mail="

  • Value: !"Referer|3a|"

  • Value: !"User-Agent|3a|"

Within:

PCRE:

Special Options:

  • http_method

  • http_client_body

  • fast_pattern

  • http_client_body

  • http_client_body

  • http_client_body

  • http_header

  • http_header

source