Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    31/07/2026, 03:47

General

  • Target
    install_mal005.msi
  • Size 7.5MB
  • Sample260731-ecd4gavzes
  • SHA256 0121d0f8bce9c0bb709bf2572bce5e99bfc0c3d390a6a2d4ec779eb9bce0d49c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Badlisted process makes network request 11 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 12 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_mal005.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:4092
  • 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:5716
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:5776
    • C:\Windows\System32\MsiExec.exe
      C:\Windows\System32\MsiExec.exe -Embedding 4EE0385BD807985648FA20CA0F59202D 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:296
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious use of AdjustPrivilegeToken
    PID:3420

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        e59b398.rbs

        • Path C:\Config.Msi\e59b398.rbs
        • Size 7KB
        • SHA256 b647b9dab8539b314928ce809de344c1b110d2edf54b34bc15876af6a266e85b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MSIB8D7.tmp

        • Path C:\Windows\Installer\MSIB8D7.tmp
        • Size 7.4MB
        • SHA256 e246f2b495c8455d02afb9b05b8a681188e710cb879eb64436f412725012f260
        • MD5 SHA1 SHA512 SSDEEP TLSH

        e59b397.msi

        • Path C:\Windows\Installer\e59b397.msi
        • Size 7.5MB
        • SHA256 0121d0f8bce9c0bb709bf2572bce5e99bfc0c3d390a6a2d4ec779eb9bce0d49c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        metadata-2

        • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
        • Size 26.1MB
        • SHA256 bc8558fdfdf097fc92d5cf7f2a2615516bbd8f2cf9a109adb92ba78b910a3876
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {a5392889-10ee-4cfb-8d5c-5acca2bf7f8d}_OnDiskSnapshotProp

        • Path \??\Volume{cb1876cb-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{a5392889-10ee-4cfb-8d5c-5acca2bf7f8d}_OnDiskSnapshotProp
        • Size 6KB
        • SHA256 10a9befba62635496f409526f4d469852d9b2e425035b389547592ab4c079398
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/296-12-0x00007FF909170000-0x00007FF909172000-memory.dmp

        memory/296-13-0x00007FF8E5710000-0x00007FF8E5D64000-memory.dmp

        memory/296-16-0x00007FF8F1E80000-0x00007FF8F1E92000-memory.dmp

        memory/296-52-0x00007FF8F1E80000-0x00007FF8F1E92000-memory.dmp