""ET TROJAN Win32/Enosch.A gtalk connectivity check""

SID: 2018508

Revision: 3

Class Type: trojan-activity

Metadata: created_at 2014_05_30, updated_at 2014_06_09

Reference:

  • md5

  • b13db8b21289971b3c88866d202fad49

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: to_server

Contents:

  • Value: "/index.html"

  • Value: "User-Agent|3A 20|gtalk|0d 0a|" Depth: 19

Within:

PCRE: "/^User-Agent\x3a\x20gtalk\r\nHost\x3a\x20www.google.com\r\n(?:\r\n)?$/H"

Special Options:

  • http_uri

  • http_header

source