""ET TROJAN Legion Loader Activity Observed (the devil)""

SID: 2029067

Revision: 2

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2019_11_27, deployment Perimeter, signature_severity Major, updated_at 2019_11_27

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "User-Agent|3a 20|The devil come to me"

  • Value: "Accept|3a 20|text/*|0d 0a|" Depth: 16

Within:

PCRE: "/^Accept[^\r\n]+\r\nUser-Agent[^\r\n]+\r\nHost[^\r\n]+[\r\n]+$/Hi"

Special Options:

  • http_header

  • fast_pattern

  • http_header

source