""ET TROJAN Ransomware/Cerber Checkin 2""

SID: 2023453

Revision: 5

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2016_03_28, deployment Perimeter, former_category MALWARE, signature_severity Major, tag Ransomware, updated_at 2016_10_27, mitre_tactic_id TA0040, mitre_tactic_name Impact, mitre_technique_id T1486, mitre_technique_name Data_Encrypted_for_Impact

Reference:

  • md5

  • ac4d7fb5739862e9914556ed5d50f84f

Protocol: udp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: any

Flow:

Contents:

  • Value: "hi" Depth: 2

Within:

PCRE: "/^[a-f0-9]{7,}$/R"

Special Options:

  • fast_pattern

source