Overview

overview

10

Static

static

1

P000330827...xls.js

windows10-2004-x64

10

P000330827...xls.js

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    P0003308272026_Productlist_request_request_for_pricing_xls.js
  • Size 570KB
  • Sample260828-tsknhszhph
  • SHA256 cc9451b1fb404a32ca0f59f7443de3d8e5869f5bd7c166ba2f0adae179bbc278
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
remcosnexus 27-08-26executionpersistenceratsuricata

Malware Config

Extracted

Family

  • remcos

Version

  • 7.3.1 Pro

Botnet

  • Nexus 27-08-26

C2

  • lastore7kajp1.duckdns.org:65070

  • lastore7kajp2.duckdns.org:65070

  • lastore7kajp3.duckdns.org:65070

  • lastore7kajp4.duckdns.org:65070

  • lastore7kajp5.duckdns.org:65070

  • gapo.rako9jabus1.com:65070

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    true

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    lamprs.dat

  • keylog_flag

    false

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    kamolprf-35QCJN

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target
      P0003308272026_Productlist_request_request_for_pricing_xls.js
    • Size 570KB
    • SHA256 cc9451b1fb404a32ca0f59f7443de3d8e5869f5bd7c166ba2f0adae179bbc278
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    nexus 27-08-26executionremcospersistenceratsuricata

    • Family: Remcos

      Remcos is a closed-source remote control and surveillance software.

      ratremcos

    • Suricata alert: REMCOS RAT Malware Inbound C2 Communication

      Network activity triggered a Suricata alert

      suricataremcos

    • Suricata alert: REMCOS RAT Malware Outbound C2 Communication

      Network activity triggered a Suricata alert

      suricataremcos

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

      execution

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks