""ET TROJAN Win32/Xtrat.A Checkin""

SID: 2016275

Revision: 15

Class Type: trojan-activity

Metadata: created_at 2011_12_13, updated_at 2022_05_03

Reference:

  • md5

  • f45b1b82c849fbbea3374ae7e9200092

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: any

Flow: established,to_server

Contents:

  • Value: ".functions HTTP/1."

  • Value: !"Referer|3a|"

  • Value: !"Host|3a| microsoft.com|0d 0a|"

Within:

PCRE: "/^[^\r\n]+\/\d+.functions HTTP\/1./"

Special Options:

  • fast_pattern

source