""ET TROJAN Donot Group Pult Downloader Activity (POST) M5""

SID: 2045235

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2023_04_28, deployment Perimeter, deployment SSLDecrypt, confidence High, signature_severity Major, updated_at 2023_05_01

Reference:

  • md5

  • 9d91afded722aca329e62b4ad6af10b0

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: !"|2e|"

  • Value: !"Linux|3b|"

  • Value: !"iPhone|3b|"

  • Value: "batac=" Depth: 6

  • Value: "Content-Type|3a 20|application/x-www-form-urlencoded|0d 0a|"

  • 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\nCache-Control\x3a\x20[^\r\n]+[\r\n]+$/H"

Special Options:

  • http_method

  • http_uri

  • http_header

  • fast_pattern

  • http_client_body

  • http_header

  • http_header

source