""ET TROJAN Win32/Htbot.B Checkin""

SID: 2020089

Revision: 5

Class Type: trojan-activity

Metadata: created_at 2015_01_05, updated_at 2015_12_30

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: to_server,established

Contents:

  • Value: ".php?command="

  • Value: "User-Agent|3A| pb|0D 0A|"

Within:

PCRE: "/.php\?command=(g(hl|et(ip|id|backconnect))|update2?|dl|log)($|&)/U"

Special Options:

  • http_uri

  • http_header

source