SID: 2046244

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2023_06_13, deployment Perimeter, confidence High, signature_severity Critical, updated_at 2023_06_13

Reference:

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: "|2f 3f|www"

  • Value: "User-Agent|3a 20|Mozilla|2f|5|2e|0|20 28|Windows|3b 20|U|3b 20|Windows|20|NT|20|10|2e|0|29 20|http|2f|2|2e|8|2e|11|20|Tcl|2f|8|2e|6|2e|7|0d 0a|"

  • Value: "Accept|3a 20 2a 2f 2a 0d 0a|"

  • Value: "Accept-Encodeing|3a 20|gzip|2c|deflate|2c|compress"

  • Value: "Connection|3a 20|close|0d 0a|"

Within:

PCRE: "/Host\x3a\x20(?:[0-9]{1,3}.){3}[0-9]{1,3}/H"

Special Options:

  • http_method

  • http_uri

  • http_header

  • http_header

  • http_header

  • http_header

source