""ET TROJAN Xehook Stealer CnC Checkin""

SID: 2051457

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2024_03_04, deployment Perimeter, deployment SSLDecrypt, malware_family Xehook, performance_impact Low, confidence High, signature_severity Major, updated_at 2024_03_04

Reference:

• md5

• 1c3c3d869eb0804b24ed9bb2fdd8f3f6

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

• Value: "GET"

• Value: "/getjson.php?id|3d|" Depth: 16

• Value: "Host|3a 20|"

Within:

PCRE: "/^Host\x3a\x20[^\r\n]+[\r\n]+$/Hm"

Special Options:

• http_method

• http_uri

• http_header

source