Analysis

  • max time kernel
    598s
  • max time network
    430s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    10/09/2026, 09:17

General

  • Target
    stubs/Sound/Sound.wav
  • Size 23KB
  • Sample260910-k9fapagd44
  • SHA256 a76aa44b4924a960d020cc82c0e29e840f46fd81ec05c91ddbf4f42169ade4db
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10

Malware Config

Signatures

  • Drops desktop.ini file(s) 7 IoCs
  • 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 Windows directory 2 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.

  • Modifies registry class 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Program Files (x86)\Windows Media Player\wmplayer.exe
    "C:\Program Files (x86)\Windows Media Player\wmplayer.exe" /Open "C:\Users\Admin\AppData\Local\Temp\stubs\Sound\Sound.wav"
    1⤵
    • Drops desktop.ini file(s)
    • Enumerates connected drives
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:872
    • C:\Windows\SysWOW64\unregmp2.exe
      "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2056
      • C:\Windows\system32\unregmp2.exe
        "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
        3⤵
        • Enumerates connected drives
        • Suspicious use of AdjustPrivilegeToken
        PID:3124
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s upnphost
    1⤵
    • Drops file in Windows directory
    PID:4308

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        CurrentDatabase_400.wmdb

        • Path C:\Users\Admin\AppData\Local\Microsoft\Media Player\CurrentDatabase_400.wmdb
        • Size 64KB
        • SHA256 f1a4a978ce1c4731df1594043135cf58d084fdf129dd1c8e4507c9e06eac5ea8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        CurrentDatabase_400.wmdb

        • Path C:\Users\Admin\AppData\Local\Microsoft\Media Player\CurrentDatabase_400.wmdb
        • Size 1024KB
        • SHA256 44f349df0a19497b66bda76fa26e6db12989fe8d8f46a0eeb594b72bf96d31af
        • MD5 SHA1 SHA512 SSDEEP TLSH

        LocalMLS_3.wmdb

        • Path C:\Users\Admin\AppData\Local\Microsoft\Media Player\LocalMLS_3.wmdb
        • Size 68KB
        • SHA256 00f488a8a86e906a635f1c2dc0ea7b7a926c60f75930ab8d03de6ff6ace087b1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WMSDKNS.DTD

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows Media\12.0\WMSDKNS.DTD
        • Size 498B
        • SHA256 644fbcdc20086e16d57f31c5bad98be68d02b1c061938d2f5f91cbe88c871fbf
        • MD5 SHA1 SHA512 TLSH

        WMSDKNS.XML

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows Media\12.0\WMSDKNS.XML
        • Size 9KB
        • SHA256 23dbf7014e99e93af5f2760f18ee1370274f06a453145c8d539b66d798dad131
        • MD5 SHA1 SHA512 SSDEEP TLSH

        wmsetup.log

        • Path C:\Users\Admin\AppData\Local\Temp\wmsetup.log
        • Size 1KB
        • SHA256 0824d91a7d63c9c9c99e3c1ea2509700041848261d52d9031ed55b067d7992a7
        • MD5 SHA1 SHA512 TLSH

        memory/872-27-0x0000000007690000-0x00000000076A0000-memory.dmp

        memory/872-28-0x0000000007690000-0x00000000076A0000-memory.dmp

        memory/872-30-0x0000000007690000-0x00000000076A0000-memory.dmp

        memory/872-29-0x0000000007690000-0x00000000076A0000-memory.dmp

        memory/872-31-0x0000000007690000-0x00000000076A0000-memory.dmp

        memory/872-32-0x0000000007690000-0x00000000076A0000-memory.dmp

        memory/872-34-0x00000000031E0000-0x00000000031F0000-memory.dmp

        memory/872-37-0x0000000008220000-0x0000000008230000-memory.dmp

        memory/872-38-0x0000000008220000-0x0000000008230000-memory.dmp

        memory/872-39-0x00000000084C0000-0x00000000084D0000-memory.dmp

        memory/872-40-0x00000000084C0000-0x00000000084D0000-memory.dmp

        memory/872-42-0x00000000084C0000-0x00000000084D0000-memory.dmp

        memory/872-43-0x00000000084C0000-0x00000000084D0000-memory.dmp

        memory/872-44-0x0000000008220000-0x0000000008230000-memory.dmp

        memory/872-45-0x00000000084C0000-0x00000000084D0000-memory.dmp

        memory/872-48-0x0000000008220000-0x0000000008230000-memory.dmp

        memory/872-47-0x0000000008220000-0x0000000008230000-memory.dmp

        memory/872-46-0x0000000008220000-0x0000000008230000-memory.dmp

        memory/872-49-0x0000000008220000-0x0000000008230000-memory.dmp

        memory/872-50-0x0000000008220000-0x0000000008230000-memory.dmp

        memory/872-52-0x0000000008220000-0x0000000008230000-memory.dmp

        memory/872-54-0x0000000008220000-0x0000000008230000-memory.dmp

        memory/872-53-0x0000000008220000-0x0000000008230000-memory.dmp

        memory/872-51-0x0000000008220000-0x0000000008230000-memory.dmp

        memory/872-55-0x0000000008220000-0x0000000008230000-memory.dmp

        memory/872-56-0x0000000008220000-0x0000000008230000-memory.dmp

        memory/872-57-0x00000000084C0000-0x00000000084D0000-memory.dmp

        memory/872-58-0x0000000008220000-0x0000000008230000-memory.dmp

        memory/872-60-0x0000000008220000-0x0000000008230000-memory.dmp

        memory/872-62-0x00000000084C0000-0x00000000084D0000-memory.dmp

        memory/872-63-0x00000000031E0000-0x00000000031F0000-memory.dmp

        memory/872-61-0x00000000084C0000-0x00000000084D0000-memory.dmp

        memory/872-65-0x0000000008220000-0x0000000008230000-memory.dmp

        memory/872-67-0x00000000084C0000-0x00000000084D0000-memory.dmp

        memory/872-66-0x0000000008220000-0x0000000008230000-memory.dmp

        memory/872-68-0x00000000084C0000-0x00000000084D0000-memory.dmp

        memory/872-70-0x00000000084C0000-0x00000000084D0000-memory.dmp

        memory/872-72-0x00000000084C0000-0x00000000084D0000-memory.dmp

        memory/872-75-0x0000000008220000-0x0000000008230000-memory.dmp

        memory/872-74-0x0000000008220000-0x0000000008230000-memory.dmp

        memory/872-73-0x0000000008220000-0x0000000008230000-memory.dmp

        memory/872-71-0x0000000008220000-0x0000000008230000-memory.dmp

        memory/872-69-0x00000000084C0000-0x00000000084D0000-memory.dmp

        memory/872-76-0x0000000008220000-0x0000000008230000-memory.dmp

        memory/872-77-0x0000000008220000-0x0000000008230000-memory.dmp

        memory/872-81-0x0000000008220000-0x0000000008230000-memory.dmp

        memory/872-80-0x0000000008220000-0x0000000008230000-memory.dmp

        memory/872-79-0x0000000008220000-0x0000000008230000-memory.dmp

        memory/872-78-0x0000000008220000-0x0000000008230000-memory.dmp

        memory/872-82-0x0000000008220000-0x0000000008230000-memory.dmp

        memory/872-83-0x0000000008220000-0x0000000008230000-memory.dmp

        memory/872-84-0x00000000084C0000-0x00000000084D0000-memory.dmp

        memory/872-85-0x0000000008220000-0x0000000008230000-memory.dmp

        memory/872-87-0x0000000008220000-0x0000000008230000-memory.dmp

        memory/872-88-0x00000000084C0000-0x00000000084D0000-memory.dmp

        memory/872-89-0x00000000084C0000-0x00000000084D0000-memory.dmp

        memory/872-90-0x00000000031E0000-0x00000000031F0000-memory.dmp

        memory/872-92-0x0000000008220000-0x0000000008230000-memory.dmp

        memory/872-94-0x00000000084C0000-0x00000000084D0000-memory.dmp

        memory/872-93-0x0000000008220000-0x0000000008230000-memory.dmp

        memory/872-95-0x00000000084C0000-0x00000000084D0000-memory.dmp

        memory/872-97-0x00000000084C0000-0x00000000084D0000-memory.dmp

        memory/872-96-0x00000000084C0000-0x00000000084D0000-memory.dmp

        memory/872-98-0x0000000008220000-0x0000000008230000-memory.dmp