Overview

overview

8

Static

static

3

2026-07-05...op.exe

windows10-2004-x64

3

2026-07-05...op.exe

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    124s
  • max time network
    123s
  • 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, 04:49

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General

  • Target
    2026-07-05_c1ffc52f4805a17f85c01fe883845872_elex_emotet_stop.exe
  • Size 208KB
  • Sample260705-ffv2tshw8t
  • SHA256 b8b79280e616a3a86122299933677a68261c9e585802f1dd6a3d7eb6a79cd8a0
  • 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
  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • Program crash 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 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 28 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 41 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\2026-07-05_c1ffc52f4805a17f85c01fe883845872_elex_emotet_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-05_c1ffc52f4805a17f85c01fe883845872_elex_emotet_stop.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:2852
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2852 -s 536
      2⤵
      • Program crash
      PID:3484
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2852 -s 556
      2⤵
      • Program crash
      PID:2180
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2852 -ip 2852
    1⤵
      PID:3804
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 588 -p 2852 -ip 2852
      1⤵
        PID:3424
      • C:\Windows\system32\sihost.exe
        sihost.exe
        1⤵
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:820
        • 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:5932
      • 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:3464
      • 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:3128

      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

            memory/2852-0-0x0000000000400000-0x0000000000438000-memory.dmp
            Download

            memory/2852-1-0x0000000000400000-0x0000000000438000-memory.dmp
            Download

            memory/3128-191-0x000001AE0C1C0000-0x000001AE0C45E000-memory.dmp
            Download

            memory/3464-21-0x000001CC001E0000-0x000001CC002E0000-memory.dmp
            Download

            memory/3464-68-0x000001CC14270000-0x000001CC14290000-memory.dmp
            Download

            memory/3464-51-0x000001CC01E10000-0x000001CC01E30000-memory.dmp
            Download

            memory/3464-33-0x000001CC01A40000-0x000001CC01A60000-memory.dmp
            Download

            memory/3464-35-0x000001CC01E90000-0x000001CC01F90000-memory.dmp
            Download

            memory/3464-190-0x000001CC17B40000-0x000001CC17DDE000-memory.dmp
            Download