Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260706-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    08/07/2026, 02:31

General

  • Target
    2026-07-08_7fe0226bc9ff0627d7a18fe7c4c998e5_elex_gh0st_wannacry.exe
  • Size 4.0MB
  • Sample260708-czyqaahx2w
  • SHA256 8a3bbbc12a9d1b09af4fd2199845e9390778b9ff150c58cb457e0c2d9427bdb6
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects Windows executables referencing non-Windows User-Agents 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.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • 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 Program Files directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • 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
  • Modifies registry class 38 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 36 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 45 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 1 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.

  • Uses Volume Shadow Copy WMI provider

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

  • Uses Volume Shadow Copy service COM API

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-08_7fe0226bc9ff0627d7a18fe7c4c998e5_elex_gh0st_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-08_7fe0226bc9ff0627d7a18fe7c4c998e5_elex_gh0st_wannacry.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    PID:3556
  • C:\Program Files\Microsoft Explorer\svmssc.exe
    "C:\Program Files\Microsoft Explorer\svmssc.exe"
    1⤵
    • Deletes itself
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    PID:2096
  • C:\Program Files\Microsoft Explorer\svmssc.exe
    "C:\Program Files\Microsoft Explorer\svmssc.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    PID:1908
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:2392
    • 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:5792
  • 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:2348
  • 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:3772

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        svmssc.exe

        • Path C:\Program Files\Microsoft Explorer\svmssc.exe
        • Size 17.5MB
        • SHA256 175c5937f9ffdfb56f00154a60d458bcf54b6e4a55bc80cc607e57fdf56485a4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SystemTemp

        • Path C:\SystemTemp
        • Size 101B
        • SHA256 e9f9f01876ca406be8d075830e39f61c9fd4fd4801f92511034423fd8e6bb34a
        • MD5 SHA1 SHA512 TLSH

        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

        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 595B
        • SHA256 d4e60617c2afab8263febabe7f14f18595715078d71307a8cefe0707dae76dee
        • MD5 SHA1 SHA512 TLSH

        memory/2348-9-0x000001F302E90000-0x000001F302F90000-memory.dmp

        memory/2348-40-0x000001F316F00000-0x000001F316F20000-memory.dmp

        memory/2348-18-0x000001F316B10000-0x000001F316C10000-memory.dmp

        memory/2348-24-0x000001F306AB0000-0x000001F306AD0000-memory.dmp

        memory/2348-17-0x000001F303FD0000-0x000001F303FF0000-memory.dmp

        memory/2348-11-0x000001F302E90000-0x000001F302F90000-memory.dmp