Analysis

  • max time kernel
    300s
  • max time network
    253s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    27/07/2026, 19:33

General

  • Target
    Moirai/data/sfx/door_locked.wav
  • Size 340KB
  • Sample260727-x9z2bacr21
  • SHA256 c622192d99d9e0ef65a2caf3430e5110d0c4299caaae7e90f8bcfe5ea3bb7850
  • 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\Moirai\data\sfx\door_locked.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:3760
    • C:\Windows\SysWOW64\unregmp2.exe
      "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4060
      • C:\Windows\system32\unregmp2.exe
        "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
        3⤵
        • Enumerates connected drives
        • Suspicious use of AdjustPrivilegeToken
        PID:4464
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s upnphost
    1⤵
    • Drops file in Windows directory
    PID:2276

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 336794235847b26f3679452a51729b476775c64f1807ee68c038f264feb92272
        • MD5 SHA1 SHA512 SSDEEP TLSH

        CurrentDatabase_400.wmdb

        • Path C:\Users\Admin\AppData\Local\Microsoft\Media Player\CurrentDatabase_400.wmdb
        • Size 1024KB
        • SHA256 d484a4c4cf63a5986849df0017b9b5be1b4b4dec44cca5c64cb144f6ea35f27e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        LocalMLS_3.wmdb

        • Path C:\Users\Admin\AppData\Local\Microsoft\Media Player\LocalMLS_3.wmdb
        • Size 68KB
        • SHA256 fcbf00ed677d2ab2b7e292a3d5b79d845614287f22e742f19aa7ae17da669bb2
        • 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 cb87767c4a384c24e4a0f88455f59101b1ae7b4fb8de8a5adb4136c5f7ee545b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        wmsetup.log

        • Path C:\Users\Admin\AppData\Local\Temp\wmsetup.log
        • Size 1KB
        • SHA256 3a6c8640e6edd316411cf6425e032e7a33c91eac446405be81c25174f6cc5949
        • MD5 SHA1 SHA512 TLSH

        memory/3760-30-0x00000000048D0000-0x00000000048E0000-memory.dmp

        memory/3760-33-0x00000000048D0000-0x00000000048E0000-memory.dmp

        memory/3760-32-0x00000000048D0000-0x00000000048E0000-memory.dmp

        memory/3760-31-0x00000000048D0000-0x00000000048E0000-memory.dmp

        memory/3760-34-0x00000000048D0000-0x00000000048E0000-memory.dmp

        memory/3760-35-0x00000000048D0000-0x00000000048E0000-memory.dmp

        memory/3760-43-0x0000000000410000-0x0000000000420000-memory.dmp

        memory/3760-45-0x0000000004E00000-0x0000000004E10000-memory.dmp

        memory/3760-46-0x0000000004E00000-0x0000000004E10000-memory.dmp

        memory/3760-47-0x0000000004EA0000-0x0000000004EB0000-memory.dmp

        memory/3760-48-0x0000000004EA0000-0x0000000004EB0000-memory.dmp

        memory/3760-51-0x0000000004E00000-0x0000000004E10000-memory.dmp

        memory/3760-52-0x0000000004EA0000-0x0000000004EB0000-memory.dmp

        memory/3760-50-0x0000000004EA0000-0x0000000004EB0000-memory.dmp

        memory/3760-55-0x0000000004E00000-0x0000000004E10000-memory.dmp

        memory/3760-54-0x0000000004E00000-0x0000000004E10000-memory.dmp

        memory/3760-53-0x0000000004E00000-0x0000000004E10000-memory.dmp

        memory/3760-49-0x0000000004EA0000-0x0000000004EB0000-memory.dmp

        memory/3760-62-0x0000000004E00000-0x0000000004E10000-memory.dmp

        memory/3760-63-0x0000000004E00000-0x0000000004E10000-memory.dmp

        memory/3760-65-0x0000000004E00000-0x0000000004E10000-memory.dmp

        memory/3760-66-0x0000000004E00000-0x0000000004E10000-memory.dmp

        memory/3760-67-0x0000000004E00000-0x0000000004E10000-memory.dmp

        memory/3760-64-0x0000000004E00000-0x0000000004E10000-memory.dmp

        memory/3760-68-0x0000000004E00000-0x0000000004E10000-memory.dmp

        memory/3760-70-0x0000000004EA0000-0x0000000004EB0000-memory.dmp

        memory/3760-71-0x0000000004E00000-0x0000000004E10000-memory.dmp

        memory/3760-69-0x0000000004E00000-0x0000000004E10000-memory.dmp

        memory/3760-72-0x0000000004E00000-0x0000000004E10000-memory.dmp

        memory/3760-74-0x0000000004EA0000-0x0000000004EB0000-memory.dmp

        memory/3760-75-0x0000000000410000-0x0000000000420000-memory.dmp

        memory/3760-73-0x0000000004EA0000-0x0000000004EB0000-memory.dmp

        memory/3760-76-0x0000000004E00000-0x0000000004E10000-memory.dmp

        memory/3760-78-0x0000000004EA0000-0x0000000004EB0000-memory.dmp

        memory/3760-77-0x0000000004E00000-0x0000000004E10000-memory.dmp

        memory/3760-79-0x0000000004EA0000-0x0000000004EB0000-memory.dmp

        memory/3760-81-0x0000000004EA0000-0x0000000004EB0000-memory.dmp

        memory/3760-80-0x0000000004EA0000-0x0000000004EB0000-memory.dmp

        memory/3760-86-0x0000000004E00000-0x0000000004E10000-memory.dmp

        memory/3760-85-0x0000000004E00000-0x0000000004E10000-memory.dmp

        memory/3760-84-0x0000000004E00000-0x0000000004E10000-memory.dmp

        memory/3760-83-0x0000000004EA0000-0x0000000004EB0000-memory.dmp

        memory/3760-87-0x0000000004E00000-0x0000000004E10000-memory.dmp

        memory/3760-82-0x0000000004E00000-0x0000000004E10000-memory.dmp

        memory/3760-88-0x0000000004E00000-0x0000000004E10000-memory.dmp

        memory/3760-92-0x0000000004E00000-0x0000000004E10000-memory.dmp

        memory/3760-91-0x0000000004E00000-0x0000000004E10000-memory.dmp

        memory/3760-90-0x0000000004E00000-0x0000000004E10000-memory.dmp

        memory/3760-89-0x0000000004E00000-0x0000000004E10000-memory.dmp

        memory/3760-93-0x0000000004E00000-0x0000000004E10000-memory.dmp

        memory/3760-94-0x0000000004E00000-0x0000000004E10000-memory.dmp

        memory/3760-95-0x0000000004EA0000-0x0000000004EB0000-memory.dmp

        memory/3760-96-0x0000000004E00000-0x0000000004E10000-memory.dmp

        memory/3760-97-0x0000000004E00000-0x0000000004E10000-memory.dmp

        memory/3760-98-0x0000000004EA0000-0x0000000004EB0000-memory.dmp

        memory/3760-100-0x0000000000410000-0x0000000000420000-memory.dmp

        memory/3760-99-0x0000000004EA0000-0x0000000004EB0000-memory.dmp

        memory/3760-101-0x0000000004E00000-0x0000000004E10000-memory.dmp

        memory/3760-103-0x0000000004EA0000-0x0000000004EB0000-memory.dmp

        memory/3760-102-0x0000000004E00000-0x0000000004E10000-memory.dmp

        memory/3760-104-0x0000000004EA0000-0x0000000004EB0000-memory.dmp

        memory/3760-107-0x0000000004E00000-0x0000000004E10000-memory.dmp

        memory/3760-106-0x0000000004EA0000-0x0000000004EB0000-memory.dmp

        memory/3760-105-0x0000000004EA0000-0x0000000004EB0000-memory.dmp