Analysis

  • max time kernel
    149s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    07/09/2026, 13:00

General

  • Target
    DirectX9/mdxredist.msi
  • Size 1.1MB
  • Sample260907-p8nb5avygx
  • SHA256 896805fa53c890615d12c6476af8baf4ee95088a6c3f63b61adf6fbd8cbb50be
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • 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 Program Files directory 1 IoCs
  • Drops file in Windows directory 27 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.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 1 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\DirectX9\mdxredist.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:4304
  • 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
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4080
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2848
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious use of AdjustPrivilegeToken
    PID:5028

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        e5873d6.rbs

        • Path C:\Config.Msi\e5873d6.rbs
        • Size 14KB
        • SHA256 1cc63791f4c0408488985df62abfbab97d90ae6cfb959d7ca749fddc59a9e2c5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        e5873d3.msi

        • Path C:\Windows\Installer\e5873d3.msi
        • Size 1.1MB
        • SHA256 896805fa53c890615d12c6476af8baf4ee95088a6c3f63b61adf6fbd8cbb50be
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Microsoft.DirectX.AudioVideoPlayback.dll

        • Path C:\Windows\assembly\GAC\Microsoft.DirectX.AudioVideoPlayback\1.0.900.0__31bf3856ad364e35\Microsoft.DirectX.AudioVideoPlayback.dll
        • Size 42KB
        • SHA256 43389605005ed2fbd8b3ec6889a40320d2c88d25696befd1d2bb27c3788416f1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Microsoft.DirectX.Diagnostics.dll

        • Path C:\Windows\assembly\GAC\Microsoft.DirectX.Diagnostics\1.0.900.0__31bf3856ad364e35\Microsoft.DirectX.Diagnostics.dll
        • Size 13KB
        • SHA256 37455de0233098efdb4cbab998e6944581d1764ca9fcd0c02f7dcc9465f979a4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Microsoft.DirectX.DirectDraw.dll

        • Path C:\Windows\assembly\GAC\Microsoft.DirectX.DirectDraw\1.0.900.0__31bf3856ad364e35\Microsoft.DirectX.DirectDraw.dll
        • Size 130KB
        • SHA256 5a5afc6f7f718efdba49de7096894abda86218d0059066caa6f676015ad1ffc5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Microsoft.DirectX.DirectInput.dll

        • Path C:\Windows\assembly\GAC\Microsoft.DirectX.DirectInput\1.0.900.0__31bf3856ad364e35\Microsoft.DirectX.DirectInput.dll
        • Size 138KB
        • SHA256 6fc5d7d568a24f1a13df82cc433cc00862957cabb5cf8a10592814ca1587a4ab
        • MD5 SHA1 SHA512 SSDEEP TLSH

        metadata-2

        • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
        • Size 24.1MB
        • SHA256 96932ebed7cc92231cb077c41d2d32c63cced98fb12e11d463634f9f81f651f7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {b106871d-f42c-4790-96f3-56afe094384e}_OnDiskSnapshotProp

        • Path \??\Volume{0dfc9b49-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{b106871d-f42c-4790-96f3-56afe094384e}_OnDiskSnapshotProp
        • Size 6KB
        • SHA256 172d4a2b1282eb25675434fd885a3e0af632e53755b100e6953c39c5b5d0ab3f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4080-17-0x0000000000B30000-0x0000000000BA5000-memory.dmp

        memory/4080-32-0x0000000000E40000-0x0000000000E71000-memory.dmp

        memory/4080-35-0x0000000000E80000-0x0000000000EB5000-memory.dmp

        memory/4080-29-0x0000000000DE0000-0x0000000000E3E000-memory.dmp

        memory/4080-26-0x0000000000DB0000-0x0000000000DE0000-memory.dmp

        memory/4080-23-0x0000000000D70000-0x0000000000DA3000-memory.dmp

        memory/4080-20-0x0000000000BB0000-0x0000000000D67000-memory.dmp

        memory/4080-14-0x0000000000B20000-0x0000000000B27000-memory.dmp

        memory/4080-11-0x0000000000B00000-0x0000000000B11000-memory.dmp