""ET TROJAN Windows Command Prompt OUTBOUND""

SID: 2018885

Revision: 1

Class Type: trojan-activity

Metadata: created_at 2014_08_04, updated_at 2014_08_04

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: any

Flow: established,to_server

Contents:

  • Value: "Microsoft Windows"

  • Value: "[Version|20|"

  • Value: "|0d 0a 0d 0a|C|3a 5c 3e|"

Within:

PCRE: "/^\d.\d.\d{4}]\r\n(C)\x20Copyright\x20\d{4}(\x2d\d{4})?\x20Microsoft Corp(:?.|oration)/Ri"

Special Options:

  • fast_pattern

source