Overview

overview

10

Static

static

3

9d577624ac...20.exe

windows7-x64

10

9d577624ac...20.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    9d577624acca69f5b4097a6882e934b026a344757cf5cf31f3341e643ed2ba20

  • Size

    1.9MB

  • Sample

    241117-pq8kcazeng

  • MD5

    b85c47881ba0eb0b556b83827f8e75c8

  • SHA1

    dccdf0daee468f9e9bed3edf928f0839d26b47cb

  • SHA256

    9d577624acca69f5b4097a6882e934b026a344757cf5cf31f3341e643ed2ba20

  • SHA512

    ca158aff36e4eeff5d1c263a79972dfa0aa7584132f12a3d301a5cc5c47b57309fe71b4837c7b8caa5022cb18529b565d6a0849acdabd1af939b76b48284a605

  • SSDEEP

    49152:nagZNlJJziNRWZVTyrNR6yUd/dSlilQBsq5jL:nawNlvWNRlrHSGRBsqR

Score
10/10
remcosdpdnowdiscoveryevasionpersistencerat

Malware Config

Extracted

Family

remcos

Botnet

DPDNOW

C2

dpdnow.duckdns.org:8452

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

    false

  • install_flag

    true

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-A34JIZ

  • 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

      9d577624acca69f5b4097a6882e934b026a344757cf5cf31f3341e643ed2ba20

    • Size

      1.9MB

    • MD5

      b85c47881ba0eb0b556b83827f8e75c8

    • SHA1

      dccdf0daee468f9e9bed3edf928f0839d26b47cb

    • SHA256

      9d577624acca69f5b4097a6882e934b026a344757cf5cf31f3341e643ed2ba20

    • SHA512

      ca158aff36e4eeff5d1c263a79972dfa0aa7584132f12a3d301a5cc5c47b57309fe71b4837c7b8caa5022cb18529b565d6a0849acdabd1af939b76b48284a605

    • SSDEEP

      49152:nagZNlJJziNRWZVTyrNR6yUd/dSlilQBsq5jL:nawNlvWNRlrHSGRBsqR

    Score
    10/10
    remcosdpdnowdiscoveryevasionpersistencerat

    • Remcos

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

      ratremcos

    • Remcos family

      remcos

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

      evasion

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

      evasion

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks