""ET ATTACK_RESPONSE 401TRG Perl DDoS IRCBot File Download""

SID: 2024977

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Apache_HTTP_server, attack_target Web_Server, created_at 2017_11_07, deployment Datacenter, malware_family webshell, performance_impact Moderate, signature_severity Major, updated_at 2017_11_07

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HTTP_SERVERS

Destination Port: any

Flow: established,from_server

Contents:

  • Value: "|6d 79 20 24 70 72 6f 63 65 73 73 20 3d 20 24 72 70 73 5b 72 61 6e 64 20 73 63 61 6c 61 72 20 40 72 70 73 5d 3b|"

Within:

PCRE:

Special Options:

source