""ET TROJAN Xehook Stealer Data Exfiltration Attempt""

SID: 2051459

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Windows_11, 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: "POST"

  • Value: "/gate.php?id|3d|" Depth: 13

  • Value: "build|3d|"

  • Value: "passwords|3d|"

  • Value: "cookies|3d|"

  • Value: "username|3d|"

  • Value: "country|3d|"

  • Value: "ip|3d|"

  • Value: "BSSID|3d|"

  • Value: "wallets|3d|"

  • Value: "token|3d|xehook"

  • Value: "ext|3d|"

  • Value: "filters|3d|"

  • Value: "pcname|3d|"

  • Value: "cardsc|3d|"

  • Value: "telegram|3d|"

  • Value: "discord|3d|"

  • Value: "steam|3d|"

  • Value: "domaindetect|3d|"

  • Value: "Content-Type|3a 20|application/octet-stream|0d 0a 0d 0a|PK"

  • Value: "Cookies/Cookies_Firefox"

Within: 100

PCRE: "/Content-Type\x3a\x20[^\r\n]+\r\nHost\x3a\x20[^\r\n]+\r\nContent-Length\x3a\x20[^\r\n]+\r\nExpect\x3a\x20[^\r\n]+\r\n\r\n/Hm"

Special Options:

  • http_method

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • fast_pattern

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_client_body

  • http_client_body

source