""ET TROJAN Win32/Gatak Activity""

SID: 2018799

Revision: 1

Class Type: trojan-activity

Metadata: created_at 2014_07_29, updated_at 2014_07_29

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: 443

Flow: established,to_server

Contents:

  • Value: !"Accept"

  • Value: !"Referer|3a|"

  • Value: "Mozilla/4.0 (compatible|3b| MSIE 8.0|3b| Windows NT 5.1|3b| Trident/4.0)|0d 0a|Host|3a|"

  • Value: "POST " Depth: 5

Within:

PCRE: "/^[^\r\n]?\/(?:[a-z]{4,9}\/[a-z]{3,10}\?[a-z_]{2,9}=[0-9]{2,8}|[a-z]{10})&[a-z]{5,9}=[a-zA-Z0-9_]{30,}\sHTTP\/1./R"

Special Options:

source