""ET TROJAN Win32.Sality-GR Checkin 2""

SID: 2022804

Revision: 2

Class Type: trojan-activity

Metadata: created_at 2016_05_13, performance_impact Significant, updated_at 2024_04_29

Reference:

  • md5

  • 99d614964eafe83ec4ed1a4537be35b9

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: to_server,established

Contents:

  • Value: ".png?"

  • Value: "User-Agent|3a 20|" Depth: 12

  • Value: !"Accept"

  • Value: !"Referer"

Within:

PCRE: "/.png\x3f[0-9a-f]{4,8}\x3d\d+?$/U"

Special Options:

  • http_uri

  • http_header

  • http_header

  • http_header

source