""ET TROJAN W32/SchwSonne CnC Beacon M2""

SID: 2025252

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2018_01_25, deployment Perimeter, malware_family SchwartzSonnne, signature_severity Major, tag c2, updated_at 2018_01_25, 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: any

Flow: established,to_server

Contents:

• Value: "C|7c|P-UID-" Depth: 8

• Value: "|7c|Microsoft"

• Value: "|7c|["

• Value: "]|7c|"

Within:

PCRE:

Special Options:

• fast_pattern

source