""ET TROJAN Phorpiex Botnet Downloader Activity (GET)""
SID: 2034773
Revision: 2
Class Type: trojan-activity
Metadata: attack_target Client_Endpoint, created_at 2021_12_20, deployment Perimeter, malware_family Phorpiex, signature_severity Major, updated_at 2021_12_20
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
- Value: "GET /alpha_ HTTP/1.1"
Within:
PCRE: "/^User-Agent\x3a\x20[^\r\n]+\r\nHost\x3a\x20[^\r\n]+\r\n\r\n$/H"
Special Options:
- fast_pattern