Overview

overview

10

Static

static

10

840f0f45ae...c0.exe

windows10-2004-x64

10

840f0f45ae...c0.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    840f0f45ae78598bfe33221b5ddf5a33cbff847400eefcb04d45780f576decc0.exe
  • Size 596KB
  • Sample260711-yrllmsct2z
  • SHA256 840f0f45ae78598bfe33221b5ddf5a33cbff847400eefcb04d45780f576decc0
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
remcosremotehostcollectioncredential_accessdiscoveryratspywarestealerupx

Malware Config

Extracted

Family

  • remcos

Version

  • 7.2.6 Pro

Botnet

  • RemoteHost

C2

  • 64.89.161.9:300

  • 64.89.161.9:301

  • 64.89.161.9:302

  • 64.89.161.9:303

  • 64.89.161.9:304

  • 64.89.161.9:305

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

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-E30R4Y

  • 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
      840f0f45ae78598bfe33221b5ddf5a33cbff847400eefcb04d45780f576decc0.exe
    • Size 596KB
    • SHA256 840f0f45ae78598bfe33221b5ddf5a33cbff847400eefcb04d45780f576decc0
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    remotehostcollectioncredential_accessdiscoveryremcosratspywarestealerupx

    • Family: Remcos

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

      ratremcos

    • Uses browser remote debugging

      Can be used control the browser and steal sensitive information such as credentials and session cookies.

      credential_accessstealer

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Accesses Microsoft Outlook profiles

      collection

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Suspicious use of SetThreadContext

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks