""ET TROJAN Win32/TA402 Checkin M2""

SID: 2049159

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2023_10_19, deployment Perimeter, deployment SSLDecrypt, performance_impact Low, confidence High, signature_severity Critical, updated_at 2023_11_13, reviewed_at 2023_10_19, former_sid 2855436

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: "|00 22 00|c|00|o|00|m|00|p|00|u|00|t|00|e|00|r|00 5f 00|i|00|d|00 22 00 3a 00 22 00|"

• Value: "Auth-Token|3a 20|"

Within:

PCRE:

Special Options:

• http_method

• http_client_body

• fast_pattern

• http_header

source