Overview

overview

9

Static

static

3

2026-06-29...ys.exe

windows10-2004-x64

9

2026-06-29...ys.exe

windows11-ltsc_2024-x64

9

Analysis

  • max time kernel
    122s
  • max time network
    124s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    30/06/2026, 13:29

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General

  • Target
    2026-06-29_04c68fa3b1d63cb00c21508b78e78e4c_bkransomware_elex_maze_rhadamanthys.exe
  • Size 3.2MB
  • Sample260630-qrf26af17s
  • SHA256 b9f093cf31e80633ae8feb087df9ad70d285dbb38228670be2dc7214b5ace5ad
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
adwarediscoverypersistenceransomwarespywarestealer

Malware Config

Signatures

  • Detects executables packed with Dotfuscator 1 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    persistence
  • Executes dropped EXE 4 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

    spywarestealer
  • Adds Run key to start application 2 TTPs 3 IoCs
    persistence
  • Checks installed software on the system 1 TTPs

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

    discovery
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Checks SCSI registry key(s) 3 TTPs 62 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Modifies registry class 38 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 39 IoCs
  • Suspicious use of FindShellTrayWindow 53 IoCs
  • Suspicious use of SendNotifyMessage 39 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence
  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-06-29_04c68fa3b1d63cb00c21508b78e78e4c_bkransomware_elex_maze_rhadamanthys.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-29_04c68fa3b1d63cb00c21508b78e78e4c_bkransomware_elex_maze_rhadamanthys.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3964
    • C:\Users\Admin\AppData\Local\Temp\xRT1li3KNCXiZwG.exe
      C:\Users\Admin\AppData\Local\Temp\xRT1li3KNCXiZwG.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5416
      • C:\Users\Admin\AppData\Local\Temp\xRT1li3KNCXiZwG.exe
        C:\Users\Admin\AppData\Local\Temp\xRT1li3KNCXiZwG.exe --crash-handler "--database=c:\users\admin\appdata\local\Google\Software Reporter Tool" --url=https://clients2.google.com/cr/report --annotation=plat=Win32 --annotation=prod=ChromeFoil --annotation=ver=18.102.0 --initial-client-data=0x28c,0x280,0x2c0,0x278,0x2bc,0x7882fc,0x78830c,0x78831c
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:2500
    • C:\Windows\CTS.exe
      "C:\Windows\CTS.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:1784
  • C:\Windows\CTS.exe
    C:\Windows\CTS.exe
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    PID:5452
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:244
    • C:\Windows\explorer.exe
      explorer.exe /LOADSAVEDWINDOWS
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Enumerates connected drives
      • Checks SCSI registry key(s)
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:2124
  • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
    "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:5908
  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:1724

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        REQUESTSHOW.EXE
        • Path C:\USERS\ADMIN\DESKTOP\REQUESTSHOW.EXE
        • Size 315KB
        • SHA256 b520abe99a1367fa80a50456e77fed15c0e72d87e89725725bd2e386a6047293
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        officeclicktorun.exe_Rules.xml
        • Path C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\officeclicktorun.exe_Rules.xml
        • Size 557KB
        • SHA256 a04e3f9155fbb259f782d2a0da6cfae6fc16c1aee911751c41ae36f81f1d6618
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        xRT1li3KNCXiZwG.exe
        • Path C:\Users\Admin\AppData\Local\Temp\xRT1li3KNCXiZwG.exe
        • Size 3.1MB
        • SHA256 b9e001c5ef4845c2c0ce7a1ce134c774a7cd011af31dfbe2a13a96da2f68570e
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        CTS.exe
        • Path C:\Windows\CTS.exe
        • Size 71KB
        • SHA256 b43be87e8586ca5e995979883468f3b3d9dc5212fbfd0b5f3341a5b7c56e0fbc
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        settings.dat
        • Path \??\c:\users\admin\appdata\local\Google\Software Reporter Tool\settings.dat
        • Size 40B
        • SHA256 a8515222b138619793bcca91b1e7a7a7b7fbfaaf7d8743b7ff40972b68c2f278
        • MD5 SHA1 SHA512
        Submit Download

        memory/1724-224-0x0000015528340000-0x00000155289D1000-memory.dmp
        Download

        memory/5908-53-0x000002BC001E0000-0x000002BC002E0000-memory.dmp
        Download

        memory/5908-65-0x000002BC13EC0000-0x000002BC13FC0000-memory.dmp
        Download

        memory/5908-76-0x000002BC14220000-0x000002BC14240000-memory.dmp
        Download

        memory/5908-64-0x000002BC039F0000-0x000002BC03A10000-memory.dmp
        Download

        memory/5908-67-0x000002BC03C50000-0x000002BC03C70000-memory.dmp
        Download