""ET TROJAN Zeus Bot GET to Bing checking Internet connectivity""

SID: 2013488

Revision: 1

Class Type: trojan-activity

Metadata: created_at 2011_08_30, updated_at 2011_08_30

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 / HTTP/1.1|0d 0a|Accept|3a| /|0d 0a|Connection|3a| Close|0d 0a|User-Agent|3a| " Depth: 60

  • Value: "|0d 0a|Host|3a| www.bing.com"

  • Value: !"|0d 0a|Referer|3a| "

  • Value: "|3a| no-cache"

Within:

PCRE:

Special Options:

  • nocase

source