Overview

overview

10

Static

static

3

2026-06-25...ry.exe

windows10-2004-x64

10

2026-06-25...ry.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    29/06/2026, 20:07

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General

  • Target
    2026-06-25_bcfbbba9da7fc5f535d90111c4e26299_elex_wannacry.exe
  • Size 35KB
  • Sample260629-yvy15set41
  • SHA256 ce09152e4b5446676ff16939c961f4616db6103ca3d2ffb7aaf5f49cef8b7dbb
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
adwaredefense_evasiondiscoverypersistencespyware

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 2 IoCs
    persistence
  • Modifies visibility of hidden/system files in Explorer 2 TTPs 2 IoCs
    defense_evasion
  • 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
  • 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 Windows directory 4 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 35 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 36 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 40 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-06-25_bcfbbba9da7fc5f535d90111c4e26299_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-25_bcfbbba9da7fc5f535d90111c4e26299_elex_wannacry.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Modifies visibility of hidden/system files in Explorer
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4124
    • C:\Windows\svchost.exe
      C:\Windows\svchost.exe
      2⤵
      • Modifies WinLogon for persistence
      • Modifies visibility of hidden/system files in Explorer
      • Executes dropped EXE
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      PID:6080
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:1592
    • 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:1708
  • 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:3392
  • 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:1500

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

        svchost.exe
        • Path C:\Windows\svchost.exe
        • Size 35KB
        • SHA256 ce09152e4b5446676ff16939c961f4616db6103ca3d2ffb7aaf5f49cef8b7dbb
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/1500-194-0x000001D22C650000-0x000001D22CA84000-memory.dmp
        Download

        memory/3392-37-0x000001E380FD0000-0x000001E380FF0000-memory.dmp
        Download

        memory/3392-72-0x000001E393CB0000-0x000001E393CD0000-memory.dmp
        Download

        memory/3392-49-0x000001E383710000-0x000001E383730000-memory.dmp
        Download

        memory/3392-38-0x000001E3938F0000-0x000001E3939F0000-memory.dmp
        Download

        memory/3392-22-0x000001E3A2DA0000-0x000001E3A2EA0000-memory.dmp
        Download

        memory/4124-0-0x0000000000404000-0x0000000000405000-memory.dmp
        Download

        memory/6080-4-0x0000000000400000-0x0000000000408E00-memory.dmp
        Download

        memory/6080-7-0x0000000000400000-0x0000000000408E00-memory.dmp
        Download