""ET TROJAN Cheana Stealer CnC Checkin""

SID: 2055445

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_08_23, deployment Perimeter, deployment SSLDecrypt, malware_family Cheana_Stealer, performance_impact Low, confidence High, signature_severity Major, updated_at 2024_08_23

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: "/api/v1/devices"

  • Value: "User-Agent|3a 20|python-requests/"

  • Value: "name|3d|" Depth: 5

  • Value: "|26|operating_system|3d|"

Within: 80

PCRE:

Special Options:

  • http_method

  • http_uri

  • fast_pattern

  • http_header

  • http_client_body

  • http_client_body

source