Overview

overview

10

Static

static

3

Endermanch...v2.msi

windows10-2004-x64

10

Endermanch...v2.msi

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    131s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    30/09/2026, 11:09

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General

  • Target
    [email protected]
  • Size 860KB
  • Sample260930-m9bcvadg39
  • SHA256 df2e3b2222dcdbb5e0dbdd1200ec8fd5f67fcbea99e0023df54307eab60030ff
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defense_evasiondiscoveryexecutionexploitpersistenceprivilege_escalationransomware

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
    persistence
  • Possible privilege escalation attempt 2 IoCs
    exploit
  • Executes dropped EXE 2 IoCs
  • Modifies file permissions 1 TTPs 2 IoCs
    discovery
  • Enumerates connected drives 3 TTPs 47 IoCs

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

  • File and Directory Permissions Modification: Windows File and Directory Permissions Modification 1 TTPs
    defense_evasion
  • Drops file in Program Files directory 6 IoCs
  • Drops file in Windows directory 16 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
    persistenceprivilege_escalation
  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

    execution
  • System Location Discovery: System Language Discovery 1 TTPs 7 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 5 IoCs

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

  • Modifies data under HKEY_USERS 25 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • Uses Volume Shadow Copy service COM API

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

    ransomware

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\[email protected]
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:5868
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4104
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:5996
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding C777E74B0A064DC00A43976B06F001B7 E Global\MSI0000
        2⤵
        • Modifies WinLogon for persistence
        • System Location Discovery: System Language Discovery
        • Modifies data under HKEY_USERS
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2464
        • C:\Windows\SysWOW64\reg.exe
          "C:\Windows\SysWOW64\reg.exe" COPY HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Installer\Products\21B3A6546EF8EA14E9C5E5550F17C290 HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Installer\Products\21B3A6546EF8EA14E9C5E5550F17C290_ /s /f
          3⤵
          • System Location Discovery: System Language Discovery
          • Modifies registry class
          PID:3940
        • C:\Windows\SysWOW64\reg.exe
          "C:\Windows\SysWOW64\reg.exe" COPY HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Installer\Products\21B3A6546EF8EA14E9C5E5550F17C290 HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Installer\Products\21B3A6546EF8EA14E9C5E5550F17C290_ /s /f
          3⤵
          • System Location Discovery: System Language Discovery
          • Modifies registry class
          PID:2356
        • C:\Windows\SysWOW64\reg.exe
          "C:\Windows\SysWOW64\reg.exe" COPY HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Installer\Products\21B3A6546EF8EA14E9C5E5550F17C290 HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Installer\Products\21B3A6546EF8EA14E9C5E5550F17C290_ /s /f
          3⤵
          • System Location Discovery: System Language Discovery
          • Modifies registry class
          PID:3052
        • C:\Windows\SysWOW64\reg.exe
          "C:\Windows\SysWOW64\reg.exe" DELETE HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Installer\Products\21B3A6546EF8EA14E9C5E5550F17C290 /f
          3⤵
          • System Location Discovery: System Language Discovery
          • Modifies registry class
          PID:4716
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\SysWOW64\cmd.exe" /C "DEL /F /Q C:\Windows\Prefetch\pcdef*"
          3⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:716
        • C:\Program Files (x86)\Def Group\PC Defender\rundelay.exe
          "C:\Program Files (x86)\Def Group\PC Defender\rundelay.exe" "shutdown -r -t 0"
          3⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Modifies data under HKEY_USERS
          • Suspicious use of WriteProcessMemory
          PID:1916
          • C:\Program Files (x86)\Def Group\PC Defender\rundelay.exe
            "C:\Program Files (x86)\Def Group\PC Defender\rundelay.exe" "shutdown -r -t 0" 1
            4⤵
            • Executes dropped EXE
            PID:5340
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      • Suspicious use of AdjustPrivilegeToken
      PID:3832
    • C:\Windows\system32\takeown.exe
      takeown /f "C:\Windows\System32\rstrui.exe"
      1⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:5400
    • C:\Windows\system32\icacls.exe
      icacls "C:\Windows\System32\rstrui.exe" /grant Admin:F
      1⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:5824

    Network

          MITRE ATT&CK Enterprise v16

          Reconnaissance

          Resource Development

          Initial Access

          Execution

          Command and Scripting Interpreter

          1
          T1059

          Windows Command Shell

          1
          T1059.003

          Persistence

          Boot or Logon Autostart Execution

          1
          T1547

          Winlogon Helper DLL

          1
          T1547.004

          Event Triggered Execution

          1
          T1546

          Installer Packages

          1
          T1546.016

          Privilege Escalation

          Boot or Logon Autostart Execution

          1
          T1547

          Winlogon Helper DLL

          1
          T1547.004

          Event Triggered Execution

          1
          T1546

          Installer Packages

          1
          T1546.016

          Defense Evasion

          File and Directory Permissions Modification

          2
          T1222

          Windows File and Directory Permissions Modification

          1
          T1222.001

          Modify Registry

          1
          T1112

          System Binary Proxy Execution

          1
          T1218

          Msiexec

          1
          T1218.007

          Credential Access

          Discovery

          Peripheral Device Discovery

          2
          T1120

          Query Registry

          2
          T1012

          System Information Discovery

          3
          T1082

          System Location Discovery

          1
          T1614

          System Language Discovery

          1
          T1614.001

          Lateral Movement

          Collection

          Command and Control

          Exfiltration

          Impact

          Replay Monitor

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          Downloads

          e5921e9.rbs
          • Path C:\Config.Msi\e5921e9.rbs
          • Size 14KB
          • SHA256 093734a9436bc94a844385230b1084252e13e78713c43db285d00c98c8f85c4d
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          rundelay.exe
          • Path C:\Program Files (x86)\Def Group\PC Defender\rundelay.exe
          • Size 43KB
          • SHA256 0d58d2b03e3f6d5f32216e74badae8ad0d7f94cc4f207d06883ba953a1594cba
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          e5921e6.msi
          • Path C:\Windows\Installer\e5921e6.msi
          • Size 860KB
          • SHA256 df2e3b2222dcdbb5e0dbdd1200ec8fd5f67fcbea99e0023df54307eab60030ff
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          metadata-2
          • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
          • Size 26.1MB
          • SHA256 cec10304ec819f61742ff084e28098a6eb3c2588a57e073c0e8aec5eeaec21c4
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          {248500c5-9302-45cd-8759-b84e0a4f8d75}_OnDiskSnapshotProp
          • Path \??\Volume{e70967fa-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{248500c5-9302-45cd-8759-b84e0a4f8d75}_OnDiskSnapshotProp
          • Size 6KB
          • SHA256 e2b97fa0a02e6c53ed8b4e53a1b7ebf69fa9db8003bc75f85e99d6cde7aee816
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download