""ET TROJAN Win32/DarkPink KamiKakaBot CnC Exfil (POST)""

SID: 2046076

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2023_06_05, deployment Perimeter, deployment SSLDecrypt, malware_family KamiKakaBot, confidence High, signature_severity Critical, tag DarkPink, updated_at 2023_06_05

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: "/sendDocument" Depth: 13

  • Value: "/sendDocument?chat_id="

  • Value: "?caption="

  • Value: "100-continue|0d 0a|"

  • Value: "Host|3a 20|api.telegram.org|0d 0a|"

  • Value: "Content|2d|Disposition|3a 20|form|2d|data|3b 20|name|3d|document|3b 20|filename|3d|"

  • Value: "|2d 5f|DATA|2e|zip|22 3b 20|filename|3d 2a|utf|2d|8|27|"

  • Value: "|2d 5f|DATA|2e|zip|0d 0a|"

  • Value: "Content-Type|3a 20|multipart|2f|form|2d|data|3b 20|boundary|3d 22|"

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • http_uri

  • http_uri

  • http_header

  • http_header

  • http_client_body

  • http_client_body

  • fast_pattern

  • http_client_body

  • http_header

source