Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    31/07/2026, 03:54

General

  • Target
    install_mal004.msi
  • Size 7.7MB
  • Sample260731-egb5nstdkg
  • SHA256 287e6cde6858b952fba61d27d3b0d38657a0ca04607cd693cf029442e6b6310c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Badlisted process makes network request 6 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Enumerates connected drives 3 TTPs 46 IoCs

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

  • Drops file in System32 directory 8 IoCs
  • Drops file in Windows directory 13 IoCs
  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
  • 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 9 IoCs
  • Modifies registry class 22 IoCs
  • Suspicious behavior: EnumeratesProcesses 38 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs
  • Uses Volume Shadow Copy service COM API

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

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\install_mal004.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:4192
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • 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:4176
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:124
    • C:\Windows\System32\MsiExec.exe
      C:\Windows\System32\MsiExec.exe -Embedding DE9E2C8D26D75EC16D2342503C6E7A3D E Global\MSI0000
      2⤵
      • Loads dropped DLL
      • Badlisted process makes network request
      • Drops file in System32 directory
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:3004
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious use of AdjustPrivilegeToken
    PID:4348

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        e5940d9.rbs

        • Path C:\Config.Msi\e5940d9.rbs
        • Size 7KB
        • SHA256 e454e8a4226bae9e6f48ee469e39367c4899cbf772b08f31d714ca861206b1ad
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MSI481C.tmp

        • Path C:\Windows\Installer\MSI481C.tmp
        • Size 7.6MB
        • SHA256 9b8835ea6895d8dc16ac076f5013b8851c1e49f4290713ecd97e5f01acec4f81
        • MD5 SHA1 SHA512 SSDEEP TLSH

        e5940d8.msi

        • Path C:\Windows\Installer\e5940d8.msi
        • Size 7.7MB
        • SHA256 287e6cde6858b952fba61d27d3b0d38657a0ca04607cd693cf029442e6b6310c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        metadata-2

        • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
        • Size 26.1MB
        • SHA256 6fa0b54259982f7b1ef8f3b9e94bc8a9f0cda43b28e92f840b5ca2fd3be88633
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {eed8d82d-6339-480a-99f0-fac24b99b428}_OnDiskSnapshotProp

        • Path \??\Volume{ca73a981-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{eed8d82d-6339-480a-99f0-fac24b99b428}_OnDiskSnapshotProp
        • Size 6KB
        • SHA256 0ff0955f7398b374b5b9a2cea78a220c13bb0e2b3f2ef0fd9741ce432253d9a5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3004-12-0x00007FFEBFE10000-0x00007FFEBFE12000-memory.dmp

        memory/3004-13-0x00007FFE9EB70000-0x00007FFE9F1C2000-memory.dmp

        memory/3004-16-0x00007FFEA6210000-0x00007FFEA6222000-memory.dmp

        memory/3004-45-0x00007FFEA6210000-0x00007FFEA6222000-memory.dmp