""ET TROJAN [ANY.RUN] SilentCryptoMiner Check-in POST Request""

SID: 2051004

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, tls_state plaintext, created_at 2024_02_21, deployment Perimeter, confidence High, signature_severity Critical, updated_at 2024_02_21

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: ".php"

  • Value: "User-Agent|3a 20|cpp-httplib"

  • Value: "|7b 22|" Depth: 2

  • Value: "remoteconfig" Depth: 1000

  • Value: "version" Depth: 1000

  • Value: "activewindow" Depth: 1000

  • Value: "runtime" Depth: 1000

  • Value: "type" Depth: 1000

  • Value: "pool" Depth: 1000

  • Value: "port" Depth: 1000

  • Value: "algo" Depth: 1000

  • Value: !"Referer|3a 20|"

Within:

PCRE: "/.php$/U"

Special Options:

  • http_method

  • http_uri

  • http_header

  • http_client_body

  • http_client_body

  • fast_pattern

  • http_client_body

  • http_client_body

  • http_client_body

  • http_client_body

  • http_client_body

  • http_client_body

  • http_client_body

  • http_header

source