""ET TROJAN Suspected Polonium CnC Checkin (result.php - process list) M1""

SID: 2039481

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2022_10_19, deployment Perimeter, performance_impact Low, confidence Medium, signature_severity Major, updated_at 2022_10_19

Reference:

• md5

• afd04a701ab4f65ceaa3660cded3bb9a

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

• Value: "POST"

• Value: "/result.php"

• Value: "data|3d 0a|Abbildname" Depth: 16

• Value: "&hdd="

• Value: !"Referer|3a 20|"

Within:

PCRE: "/Content-Type\x3a\x20[^\r\n]+\r\nUser-Agent\x3a\x20[^\r\n]+\r\nHost\x3a\x20[^\r\n]+\r\nContent-Length\x3a\x20[^\r\n]+[\r\n]+$/H"

Special Options:

• http_method

• http_uri

• fast_pattern

• http_client_body

• http_client_body

• http_header

source