""ET TROJAN Backdoor.Graybird Checkin""

SID: 2014365

Revision: 2

Class Type: trojan-activity

Metadata: created_at 2012_02_11, updated_at 2012_03_13

Reference:

  • md5

  • 11353f5bdbccdd59d241644701e858e6

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: to_server,established

Contents:

  • Value: "/count.asp?mac="

  • Value: "&os="

  • Value: "&av="

  • Value: "User-Agent|3a| Post|0d 0a|"

Within:

PCRE:

Special Options:

  • http_uri

  • http_uri

  • http_uri

  • http_header

source