Analysis

  • max time kernel
    150s
  • max time network
    142s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    29/07/2026, 10:18

General

  • Target
    Install_28n012.msi
  • Size 7.9MB
  • Sample260729-mcbmcadr7x
  • SHA256 4b52c9cb1410dfaf19c1d6545316704f48408e42e8cf654915da4cd1dc55ac70
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Badlisted process makes network request 4 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 7 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 64 IoCs
  • Suspicious behavior: LoadsDriver 5 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 Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

  • 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_28n012.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:2016
  • 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:4192
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:4728
    • C:\Windows\System32\MsiExec.exe
      C:\Windows\System32\MsiExec.exe -Embedding 371F8323D64CB0D213F94F7172C2B28C 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:1936
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious use of AdjustPrivilegeToken
    PID:3056
  • C:\Users\Public\3Cwd1Z\V21jQI.exe
    "C:\Users\Public\3Cwd1Z\V21jQI.exe"
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    PID:5392

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        e59de32.rbs

        • Path C:\Config.Msi\e59de32.rbs
        • Size 7KB
        • SHA256 4cb48b119d905f53eb535382fb9841042056fbc5bfd225958564c7796ef81829
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UxEnhance64.dll

        • Path C:\Users\Public\3Cwd1Z\UxEnhance64.dll
        • Size 3.1MB
        • SHA256 90dfb2829a047b003256fe5a94d6b2cd1a6dfb0c0fa58edb2adc04732b630aa6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        V21jQI.exe

        • Path C:\Users\Public\3Cwd1Z\V21jQI.exe
        • Size 135KB
        • SHA256 676a2a7b94ca2f8ec76352ee656e4d075bb342bd7ad6efbc7c19c060001eace7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        adoresd.dat

        • Path C:\Users\Public\3Cwd1Z\adoresd.dat
        • Size 4.8MB
        • SHA256 e1b714867c9da41a084f77c8924d0c4072532780acda0789008190b7e162f8cd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msadox.tb

        • Path C:\Users\Public\3Cwd1Z\msadox.tb
        • Size 8KB
        • SHA256 94769727683291722c0e9d1c2b50148a807d66c543e4dd2e7aadf4e7d4940dc3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MSIE391.tmp

        • Path C:\Windows\Installer\MSIE391.tmp
        • Size 7.9MB
        • SHA256 80af4ec52df0dfa90d419ab866b6b9965af4c3a4743856b35bb4d45629b4e56f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        e59de31.msi

        • Path C:\Windows\Installer\e59de31.msi
        • Size 7.9MB
        • SHA256 4b52c9cb1410dfaf19c1d6545316704f48408e42e8cf654915da4cd1dc55ac70
        • MD5 SHA1 SHA512 SSDEEP TLSH

        metadata-2

        • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
        • Size 26.1MB
        • SHA256 84fa1e870eab89586055fc17afaaf80f8569d2fde68b27da76e968fbbf077893
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {dd6989e8-520b-4fad-b417-57b8b744e267}_OnDiskSnapshotProp

        • Path \??\Volume{cb180e94-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{dd6989e8-520b-4fad-b417-57b8b744e267}_OnDiskSnapshotProp
        • Size 6KB
        • SHA256 fe29c567a2ed7421179ac0315e68d6b85bbdb349b574813100d569f4c5197429
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1936-12-0x00007FFFDC050000-0x00007FFFDC052000-memory.dmp

        memory/1936-42-0x00007FFFCB3B0000-0x00007FFFCB3C2000-memory.dmp

        memory/1936-16-0x00007FFFCB3B0000-0x00007FFFCB3C2000-memory.dmp

        memory/1936-13-0x00007FFFB8700000-0x00007FFFB8D42000-memory.dmp

        memory/5392-65-0x000002C8BD710000-0x000002C8BDFCE000-memory.dmp

        memory/5392-64-0x00007FFFDC060000-0x00007FFFDC062000-memory.dmp

        memory/5392-62-0x000002C8BD710000-0x000002C8BDFCE000-memory.dmp

        memory/5392-69-0x000002C8BD710000-0x000002C8BDFCE000-memory.dmp

        memory/5392-56-0x00007FFFDC050000-0x00007FFFDC052000-memory.dmp

        memory/5392-70-0x000002C8BD710000-0x000002C8BDFCE000-memory.dmp

        memory/5392-71-0x000002C8BD710000-0x000002C8BDFCE000-memory.dmp

        memory/5392-57-0x00007FFFB8830000-0x00007FFFB8D4E000-memory.dmp

        memory/5392-72-0x000002C8BD710000-0x000002C8BDFCE000-memory.dmp

        memory/5392-76-0x000002C8BD710000-0x000002C8BDFCE000-memory.dmp

        memory/5392-84-0x000002C8BDFD0000-0x000002C8BE05A000-memory.dmp

        memory/5392-83-0x000002C8BDFD0000-0x000002C8BE05A000-memory.dmp

        memory/5392-82-0x000002C8BCBE0000-0x000002C8BCC2E000-memory.dmp

        memory/5392-87-0x000002C8BDFD0000-0x000002C8BE05A000-memory.dmp

        memory/5392-85-0x000002C8BDFD0000-0x000002C8BE05A000-memory.dmp

        memory/5392-90-0x000002C8BD710000-0x000002C8BDFCE000-memory.dmp