""ET TROJAN Win32/Backdoor Retrieving Task (POST)""

SID: 2035642

Revision: 3

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2022_03_29, deployment Perimeter, deployment SSLDecrypt, signature_severity Major, updated_at 2022_03_30

Reference:

  • md5

  • 341610a5a0cc430f99f9f9bd694b04a9

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: "/?id=" Depth: 5

  • Value: !"Referer|3a 20|"

  • Value: "R0VUVEFTSyUlJQ" Depth: 14

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • http_header

  • fast_pattern

  • http_client_body

source