""ET TROJAN JS/Ostap Maldoc Check-in""

SID: 2029539

Revision: 2

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_02_26, deployment Perimeter, signature_severity Major, updated_at 2020_02_26

Reference:

  • md5

  • c53393908f80e993366deec605fe7372

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: ".php?g="

  • Value: "&k="

  • Value: "&x="

  • Value: "@@"

  • Value: "@@"

  • Value: "@@*"

  • Value: !"Referer|3a|"

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • fast_pattern

  • http_header

source