Overview

overview

10

Static

static

10

2026-06-27...wk.exe

windows10-2004-x64

9

2026-06-27...wk.exe

windows11-ltsc_2024-x64

9

Analysis

  • max time kernel
    122s
  • max time network
    153s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260617-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260617-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    29/06/2026, 02:23

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General

  • Target
    2026-06-27_d87a9b96d832a1e8024ccdaa1199929c_agent-tesla_amadey_cobalt-strike_darkgate_glassworm_hawk.exe
  • Size 24.2MB
  • Sample260629-ct9klabs5v
  • SHA256 89b31fd0c4b97b88a2d235e0f75b20ceb21d872560cd5c47128285fed4bb7789
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
adwarepersistenceransomwarespywarestealer

Malware Config

Signatures

  • Detects executables embedding registry key / value combination indicative of disabling Windows Defen 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
  • Reads user/profile data of web browsers 3 TTPs

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

    spywarestealer
  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in Windows directory 8 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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
  • Opens file in notepad (likely ransom note) 1 IoCs
    ransomware
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 34 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 43 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 2 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\2026-06-27_d87a9b96d832a1e8024ccdaa1199929c_agent-tesla_amadey_cobalt-strike_darkgate_glassworm_hawk.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-27_d87a9b96d832a1e8024ccdaa1199929c_agent-tesla_amadey_cobalt-strike_darkgate_glassworm_hawk.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:3404
    • C:\Windows\System32\notepad.exe
      "C:\Windows\System32\notepad.exe" C:\Users\Admin\AppData\Local\Temp\WELD4A1.tmp
      2⤵
      • Opens file in notepad (likely ransom note)
      PID:1928
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:3604
    • 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:1276
  • 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:5968
  • 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:4428

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        vcredist_x86.exe
        • Path C:\ProgramData\Package Cache\{61087a79-ac85-455c-934d-1fa22cc64f36}\vcredist_x86.exe
        • Size 24.7MB
        • SHA256 71416e04f554b4247b9956444b842724c4ea6c9e20bf86b2257e552ee8a888a3
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        prep_Activatable Class_Hermes_perf.cache
        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
        • Size 599B
        • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        WELD4A1.tmp
        • Path C:\Users\Admin\AppData\Local\Temp\WELD4A1.tmp
        • Size 52B
        • SHA256 be0909be27235c36586ceb9b7e37d8d74c423d9460c4dbf0e2417fcf58b96caa
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        memory/1276-228-0x000000000D370000-0x000000000DBEB000-memory.dmp
        Download

        memory/5968-60-0x00000202801E0000-0x00000202802E0000-memory.dmp
        Download

        memory/5968-71-0x0000020282910000-0x0000020282930000-memory.dmp
        Download

        memory/5968-72-0x0000020282D70000-0x0000020282E70000-memory.dmp
        Download

        memory/5968-59-0x00000202801E0000-0x00000202802E0000-memory.dmp
        Download

        memory/5968-107-0x00000202846B0000-0x00000202846D0000-memory.dmp
        Download

        memory/5968-79-0x0000020282B70000-0x0000020282B90000-memory.dmp
        Download

        memory/5968-61-0x00000202801E0000-0x00000202802E0000-memory.dmp
        Download