Overview

overview

8

Static

static

3

2026-07-05...ry.exe

windows10-2004-x64

7

2026-07-05...ry.exe

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    150s
  • max time network
    137s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    05/07/2026, 07:45

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General

  • Target
    2026-07-05_1229c3ac3ab1165b7b400a0fece85c3d_elex_glassworm_wannacry.exe
  • Size 94KB
  • Sample260705-jlehtaaz4s
  • SHA256 5e6e980c67eededd9c344c5852b89b16eb69d216811903b412eef8a216e415d1
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
adwarediscoverypersistenceransomwarespyware

Malware Config

Signatures

  • 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 1 IoCs
  • Modifies system executable filetype association 2 TTPs 5 IoCs
    persistence
  • 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 System32 directory 4 IoCs
  • Drops file in Windows directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 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 53 IoCs
  • Suspicious behavior: EnumeratesProcesses 30 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 42 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 40 IoCs
  • Suspicious use of SetWindowsHookEx 6 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\2026-07-05_1229c3ac3ab1165b7b400a0fece85c3d_elex_glassworm_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-05_1229c3ac3ab1165b7b400a0fece85c3d_elex_glassworm_wannacry.exe"
    1⤵
    • Modifies system executable filetype association
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2616
    • C:\Windows\system\rundll32.exe
      C:\Windows\system\rundll32.exe
      2⤵
      • Executes dropped EXE
      • Modifies system executable filetype association
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      PID:5752
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:1128
    • 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:2112
  • 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:5516
  • 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:2244

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        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

        notepad¢¬.exe
        • Path C:\Windows\SysWOW64\notepad¢¬.exe
        • Size 93KB
        • SHA256 54dff65344de91c6577978b2b27909cf1bf38911376f16262f9b835be8ad6b2c
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        rundll32.exe
        • Path C:\Windows\System\rundll32.exe
        • Size 93KB
        • SHA256 514d031c2454d844608a2ddead94dbd3c3c74c66739d1b37f8aa88485f37d14e
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/2112-195-0x000000000E840000-0x000000000E90C000-memory.dmp
        Download

        memory/2616-0-0x0000000000400000-0x0000000000415000-memory.dmp
        Download

        memory/2616-15-0x0000000000400000-0x0000000000415000-memory.dmp
        Download

        memory/2616-16-0x0000000000400000-0x0000000000415000-memory.dmp
        Download

        memory/5516-65-0x000002A2941E0000-0x000002A294200000-memory.dmp
        Download

        memory/5516-30-0x000002A282A20000-0x000002A282A40000-memory.dmp
        Download

        memory/5516-43-0x000002A282C60000-0x000002A282C80000-memory.dmp
        Download

        memory/5516-20-0x000002A2801E0000-0x000002A2802E0000-memory.dmp
        Download

        memory/5516-21-0x000002A2801E0000-0x000002A2802E0000-memory.dmp
        Download

        memory/5516-19-0x000002A2801E0000-0x000002A2802E0000-memory.dmp
        Download

        memory/5516-32-0x000002A282ED0000-0x000002A282FD0000-memory.dmp
        Download

        memory/5752-17-0x0000000000400000-0x0000000000415000-memory.dmp
        Download

        memory/5752-14-0x000000000040B000-0x000000000040C000-memory.dmp
        Download