Overview

overview

10

Static

static

1

6c8ac4c656...d6.hta

windows7-x64

10

6c8ac4c656...d6.hta

windows10-2004-x64

10

Sharing

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General

  • Target

    6c8ac4c656d98ff4280887b23258ecd6.hta

  • Size

    114KB

  • Sample

    240827-gkrewaxdnk

  • MD5

    6c8ac4c656d98ff4280887b23258ecd6

  • SHA1

    589a5b57c1046c73dbf880fb089efd11388cc529

  • SHA256

    3ee7cd63e826153e5334bcad95e91de9054286c5503b78ad03febe50eca26853

  • SHA512

    58db3dd717d2e0be19f1f73bda851f785df7cc04733c19ba98c575ef865b31e37ea56e6c71c1856e75e8b878a833124a8b96e5578ba83e6c8467edc508cbf949

  • SSDEEP

    96:Ea+M7+yhfLMVeeyhftGMVxFX3At4FgRbOyhfUZyhf93hFMVJhyhf2AT:Ea+Q1hfBVhfZefhfHhfDhfVT

Score
10/10
remcoszynovadefense_evasiondiscoveryexecutionrat

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

https://ia803104.us.archive.org/27/items/vbs_20240726_20240726/vbs.jpg
exe.dropper

https://ia803104.us.archive.org/27/items/vbs_20240726_20240726/vbs.jpg

Extracted

Family

remcos

Botnet

zynova

C2

cloudcare.duckdns.org:14645

Attributes
  • audio_folder

    MicRecords

  • 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

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-J5EXI3

  • 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

      6c8ac4c656d98ff4280887b23258ecd6.hta

    • Size

      114KB

    • MD5

      6c8ac4c656d98ff4280887b23258ecd6

    • SHA1

      589a5b57c1046c73dbf880fb089efd11388cc529

    • SHA256

      3ee7cd63e826153e5334bcad95e91de9054286c5503b78ad03febe50eca26853

    • SHA512

      58db3dd717d2e0be19f1f73bda851f785df7cc04733c19ba98c575ef865b31e37ea56e6c71c1856e75e8b878a833124a8b96e5578ba83e6c8467edc508cbf949

    • SSDEEP

      96:Ea+M7+yhfLMVeeyhftGMVxFX3At4FgRbOyhfUZyhf93hFMVJhyhf2AT:Ea+Q1hfBVhfZefhfHhfDhfVT

    Score
    10/10
    defense_evasiondiscoveryexecutionremcoszynovarat

    • Remcos

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

      ratremcos

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

      execution

    • Evasion via Device Credential Deployment

      defense_evasionexecution

    • Checks computer location settings

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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks