""ET TROJAN ELF.MrBlack DOS.TF Variant""

SID: 2022336

Revision: 2

Class Type: trojan-activity

Metadata: created_at 2016_01_07, updated_at 2016_01_07

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: 1024:

Flow: established,to_server

Contents:

  • Value: "Linux_" Depth: 6 Offset: 8

  • Value: "TF-"

Within: 3

PCRE:

Special Options:

  • fast_pattern

source