Overview

overview

10

Static

static

10

2026-06-27...ry.exe

windows10-2004-x64

9

2026-06-27...ry.exe

windows11-ltsc_2024-x64

9

Analysis

  • max time kernel
    122s
  • max time network
    152s
  • 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, 02:37

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General

  • Target
    2026-06-27_d1f86a7b3cccc39bc6b00ae40961cdaf_wannacry.exe
  • Size 241KB
  • Sample260629-c4cnlsbv4s
  • SHA256 624559f20e7151bca4f19058b8cd9b38c9fd904ae62a9f535da759f4cff52993
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
adwarepersistenceransomwarespyware

Malware Config

Signatures

  • Detects command variations typically used by ransomware 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
  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • Maps connected drives based on registry 3 TTPs 2 IoCs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • 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 28 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 40 IoCs
  • Suspicious use of SetWindowsHookEx 3 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.

    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_d1f86a7b3cccc39bc6b00ae40961cdaf_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-27_d1f86a7b3cccc39bc6b00ae40961cdaf_wannacry.exe"
    1⤵
    • Maps connected drives based on registry
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    PID:5668
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:5728
    • 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:1600
  • 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:5688
  • 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:1584

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 595B
        • SHA256 d4e60617c2afab8263febabe7f14f18595715078d71307a8cefe0707dae76dee
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        memory/1600-188-0x000000000E8F0000-0x000000000F16B000-memory.dmp
        Download

        memory/5668-0-0x00007FF628FE0000-0x00007FF629024000-memory.dmp
        Download

        memory/5688-23-0x0000015E07D90000-0x0000015E07E90000-memory.dmp
        Download

        memory/5688-22-0x0000015E07D90000-0x0000015E07E90000-memory.dmp
        Download

        memory/5688-21-0x0000015E07D90000-0x0000015E07E90000-memory.dmp
        Download

        memory/5688-67-0x0000015E1BDA0000-0x0000015E1BDC0000-memory.dmp
        Download

        memory/5688-49-0x0000015E0B9A0000-0x0000015E0B9C0000-memory.dmp
        Download

        memory/5688-33-0x0000015E0B5E0000-0x0000015E0B600000-memory.dmp
        Download

        memory/5688-34-0x0000015E1BA20000-0x0000015E1BB20000-memory.dmp
        Download