""ET TROJAN Konni RAT Exfiltrating Data""

SID: 2033791

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 2021_08_25, deployment Perimeter, signature_severity Major, tag RAT, updated_at 2023_04_04

Reference:

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: ".php?name="

  • Value: "name=|22|fileToUpload|22 3b|"

  • Value: "Upload|20|Image|0d 0a|----"

  • Value: "|00 00 00 00 00 00|"

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • fast_pattern

  • http_client_body

  • http_client_body

  • http_client_body

source