Analysis

  • max time kernel
    148s
  • max time network
    153s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    30/07/2026, 01:09

General

  • Target
    Install_28n002.msi
  • Size 5.7MB
  • Sample260730-bjbedaaq5s
  • SHA256 a26618abdf5da9be71c1722e421d26773cdbd2c723327fe01504f6cf40ce81d0
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Badlisted process makes network request 8 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_28n002.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:3336
  • 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:5616
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:5540
    • C:\Windows\System32\MsiExec.exe
      C:\Windows\System32\MsiExec.exe -Embedding 52F84CD05E3196B1623AEAABF1D99223 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:588
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious use of AdjustPrivilegeToken
    PID:4484

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        e59dbf0.rbs

        • Path C:\Config.Msi\e59dbf0.rbs
        • Size 7KB
        • SHA256 f24deb2a81e845f62549b9367ac5e408b7b0287fde7aeec3ea5dffb6ff47b99d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MSIE249.tmp

        • Path C:\Windows\Installer\MSIE249.tmp
        • Size 5.7MB
        • SHA256 f2f0cc6f7b1e3334ca03256781a86ab7c7c728a28de49714dde0e915fa4eb146
        • MD5 SHA1 SHA512 SSDEEP TLSH

        e59dbef.msi

        • Path C:\Windows\Installer\e59dbef.msi
        • Size 5.7MB
        • SHA256 a26618abdf5da9be71c1722e421d26773cdbd2c723327fe01504f6cf40ce81d0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        metadata-2

        • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
        • Size 26.1MB
        • SHA256 6a4d533b9ab554c80d3fdaaf88649f9078fecbd6fa99a0a971982f14fc029207
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {ac3c6707-332c-4cf4-a22e-c5b8419c1487}_OnDiskSnapshotProp

        • Path \??\Volume{c4eee659-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{ac3c6707-332c-4cf4-a22e-c5b8419c1487}_OnDiskSnapshotProp
        • Size 6KB
        • SHA256 54114c6ef519c06f515b7ce693def074608a56c411faa5cc387a7edc128553b4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/588-12-0x00007FF92FA70000-0x00007FF92FA72000-memory.dmp

        memory/588-14-0x00007FF90C3E0000-0x00007FF90CA32000-memory.dmp

        memory/588-16-0x00007FF917B90000-0x00007FF917BA2000-memory.dmp

        memory/588-45-0x00007FF917B90000-0x00007FF917BA2000-memory.dmp