Overview

overview

8

Static

static

3

2026-07-01...ry.exe

windows10-2004-x64

7

2026-07-01...ry.exe

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    121s
  • max time network
    125s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/07/2026, 07:31

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General

  • Target
    2026-07-01_d4fdf0e02c7f657537ef67f308a89e27_elex_wannacry.exe
  • Size 15.9MB
  • Sample260701-jccmvsbs3t
  • SHA256 721447dbc6eadba74a35d99b2b677a4280e379b9ee215337fa299f77c2e250ca
  • 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
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 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 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 38 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 42 IoCs
  • Suspicious use of FindShellTrayWindow 52 IoCs
  • Suspicious use of SendNotifyMessage 39 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\2026-07-01_d4fdf0e02c7f657537ef67f308a89e27_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-01_d4fdf0e02c7f657537ef67f308a89e27_elex_wannacry.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1880
    • C:\Program Files\Common Files\Microsoft Shared L\lsass.exe
      1
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:948
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:5152
    • 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:4456
  • 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:2428
  • 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:3508

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        lsass.exe
        • Path C:\Program Files\Common Files\Microsoft Shared L\lsass.exe
        • Size 27.7MB
        • SHA256 e9646e63b51f98b5809518ed850f0e20afba1f3b9f8efd0974fd76a9de919ab0
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        SystemTemp_1
        • Path C:\SystemTemp_1
        • Size 95B
        • SHA256 756aefe4a3c8ed1fa71152199a50e88f5e0fa33ec77444be53d99c8c470c2071
        • MD5 SHA1 SHA512 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

        memory/2428-10-0x000001DA001E0000-0x000001DA002E0000-memory.dmp
        Download

        memory/2428-56-0x000001DA01D00000-0x000001DA01D20000-memory.dmp
        Download

        memory/2428-74-0x000001DA01AF0000-0x000001DA01B10000-memory.dmp
        Download

        memory/2428-35-0x000001DA01AB0000-0x000001DA01AD0000-memory.dmp
        Download

        memory/2428-36-0x000001DA01EE0000-0x000001DA01FE0000-memory.dmp
        Download

        memory/4456-180-0x000000000F600000-0x000000000F680000-memory.dmp
        Download

        memory/4456-181-0x000000000F600000-0x000000000F680000-memory.dmp
        Download