""ET TROJAN Win32/Matsnu.L Checkin""

SID: 2018200

Revision: 3

Class Type: trojan-activity

Metadata: created_at 2014_03_04, former_category MALWARE, updated_at 2022_05_03

Reference:

  • md5

  • 38b1862a42a6453d8ccdf1c2d2eff018

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?text="

  • Value: "&img_url=http"

  • Value: "&rpt=simage&pos="

  • Value: " Windows NT 5.0"

  • Value: !"Accept|3a 20|"

  • Value: !"Referer|3a 20|"

Within:

PCRE: "/^User-Agent\x3a[^\r\n]+?\sWindows NT 5.0/Hmi"

Special Options:

  • http_method

  • http_uri

  • http_uri

  • http_uri

  • fast_pattern

  • http_header

  • nocase

  • http_header

  • http_header

source