Analysis

  • max time kernel
    148s
  • max time network
    146s
  • 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, 04:38

General

  • Target
    install_mal007.msi
  • Size 5.9MB
  • Sample260731-e9fcsscg37
  • SHA256 2dcc9972c15355c326b128771d83a6ccd03ec64af7a690f40373402db2393d82
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Badlisted process makes network request 7 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 6 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_mal007.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:4936
  • 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:4128
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3892
    • C:\Windows\System32\MsiExec.exe
      C:\Windows\System32\MsiExec.exe -Embedding C1F3F44EEB0A0AF30F588BC275D54C0E 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:3864
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious use of AdjustPrivilegeToken
    PID:2464

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        e598ac3.rbs

        • Path C:\Config.Msi\e598ac3.rbs
        • Size 7KB
        • SHA256 b20328146e6f8e8fbf0d5dec8339f34d547d49b5b0c7409dccbe5e7e3584fff9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MSI907F.tmp

        • Path C:\Windows\Installer\MSI907F.tmp
        • Size 5.8MB
        • SHA256 d9a82faff6c4babb4525dd27b78cf57c8a597596145527fadc096461f2d485f3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        e598ac2.msi

        • Path C:\Windows\Installer\e598ac2.msi
        • Size 5.9MB
        • SHA256 2dcc9972c15355c326b128771d83a6ccd03ec64af7a690f40373402db2393d82
        • MD5 SHA1 SHA512 SSDEEP TLSH

        metadata-2

        • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
        • Size 26.1MB
        • SHA256 f0f3ca19e8810b285ae4dc44c9ee5aeb2950287d67a9944b7c5ccf847018569a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {ae5ecd64-5638-4348-984c-61cf97ba74e6}_OnDiskSnapshotProp

        • Path \??\Volume{c61fbfff-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{ae5ecd64-5638-4348-984c-61cf97ba74e6}_OnDiskSnapshotProp
        • Size 6KB
        • SHA256 6d279a4e0ed2bdfb3f830924991baffc87a20bc2af79221d60916a7ae55a7c63
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3864-12-0x00007FFB77DD0000-0x00007FFB77DD2000-memory.dmp

        memory/3864-14-0x00007FFB537C0000-0x00007FFB53DF8000-memory.dmp

        memory/3864-17-0x00007FFB6F410000-0x00007FFB6F422000-memory.dmp

        memory/3864-50-0x00007FFB6F410000-0x00007FFB6F422000-memory.dmp

        memory/4128-16-0x0000023E26B50000-0x0000023E274F4000-memory.dmp