""ET CURRENT_EVENTS Terse alphanumeric executable downloader high likelihood of being hostile""

SID: 2019714

Revision: 8

Class Type: bad-unknown

Metadata: created_at 2014_11_15, performance_impact Significant, updated_at 2024_04_22

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "/"

  • Value: ".exe"

  • Value: !"Referer|3a 20|"

  • Value: !"download.bitdefender.com|0d 0a|"

  • Value: !".appspot.com|0d 0a|"

  • Value: !"kaspersky.com|0d 0a|"

  • Value: !".sophosxl.net"

  • Value: !"koggames"

Within: 8

PCRE: "/\/[A-Z]?[a-z]{1,3}[0-9]?.exe$/U"

Special Options:

  • http_uri

  • fast_pattern

  • http_uri

  • nocase

  • http_header

  • http_header

  • http_header

  • nocase

  • http_header

  • http_header

  • http_header

source