Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 04:09

General

  • Target
    Setup.exe
  • Size 474KB
  • Sample260804-eq7myavyat
  • SHA256 a895b8fa84f355b41508a069e8b2c3c97e49fafd427afdfafd0b57c0bcbb19c3
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 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 14 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 53 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\Setup.exe
    "C:\Users\Admin\AppData\Local\Temp\Setup.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1756
    • C:\Users\Admin\AppData\Local\Temp\setup_xp2k.exe
      "C:\Users\Admin\AppData\Local\Temp\setup_xp2k.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:52
      • C:\Windows\SysWOW64\MSIEXEC.EXE
        MSIEXEC.EXE /i "C:\Users\Admin\AppData\Local\Temp\_is8062\CP2102_xp2k.msi" TRANSFORMS="C:\Users\Admin\AppData\Local\Temp\_is8062\1033.MST" SETUPEXEDIR="C:\Users\Admin\AppData\Local\Temp"
        3⤵
        • Enumerates connected drives
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        PID:3528
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:464
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:4136
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 9F20EC94A553CA2E3F5B44365A6CBC72
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:5912
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious use of AdjustPrivilegeToken
    PID:5772

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        0x0409.ini

        • Path C:\Users\Admin\AppData\Local\Temp\_is8062\0x0409.ini
        • Size 5KB
        • SHA256 43160e278e4302e378e754149c6394bc51d1969a7941687cfcc6c00b25151282
        • MD5 SHA1 SHA512 SSDEEP TLSH

        1033.MST

        • Path C:\Users\Admin\AppData\Local\Temp\_is8062\1033.MST
        • Size 3KB
        • SHA256 58dfda22018852d669321f8a0cc951c8f041cc2fe19c86a605404ac5dc01d34d
        • MD5 SHA1 SHA512 TLSH

        CP2102_xp2k.msi

        • Path C:\Users\Admin\AppData\Local\Temp\_is8062\CP2102_xp2k.msi
        • Size 794KB
        • SHA256 0fe66cbc9c2e78072b9d22a9bcbccdcf6fa887a16fcb0714a5859af5c30d685e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _ISMSIDEL.INI

        • Path C:\Users\Admin\AppData\Local\Temp\_is8062\_ISMSIDEL.INI
        • Size 1KB
        • SHA256 787ff7dc6789c8df5dba8c3fc3531694244b64759fa380b9237b61b8958855df
        • MD5 SHA1 SHA512 TLSH

        _ISMSIDEL.INI

        • Path C:\Users\Admin\AppData\Local\Temp\_is8062\_ISMSIDEL.INI
        • Size 1KB
        • SHA256 dc7df3da2c2fc16e5ed7da9bb5d630def2c3bc23bb261c50d5a59cc9407d6a1a
        • MD5 SHA1 SHA512 TLSH

        _ISMSIDEL.INI

        • Path C:\Users\Admin\AppData\Local\Temp\_is8062\_ISMSIDEL.INI
        • Size 1KB
        • SHA256 7724d892279f91a489eb4773bef1484a4dec8ed16e184d874d4cbf1cea0e1706
        • MD5 SHA1 SHA512 TLSH

        _ISMSIDEL.INI

        • Path C:\Users\Admin\AppData\Local\Temp\_is8062\_ISMSIDEL.INI
        • Size 1KB
        • SHA256 4db04a6521da6c332d49a6521bbadf5085a9d592546cd3a9a4964a19809aa320
        • MD5 SHA1 SHA512 TLSH

        _ISMSIDEL.INI

        • Path C:\Users\Admin\AppData\Local\Temp\_is8062\_ISMSIDEL.INI
        • Size 1KB
        • SHA256 d09b9a4e0447c91ef8fe74eaffade9cea28bc8e72856fd960b074f093ea737fd
        • MD5 SHA1 SHA512 TLSH

        _ISMSIDEL.INI

        • Path C:\Users\Admin\AppData\Local\Temp\_is8062\_ISMSIDEL.INI
        • Size 1KB
        • SHA256 7f364f0a46be2ad1d9f8f3b223b414ee9efc0c5d9464b6b9174ec979e7f759ae
        • MD5 SHA1 SHA512 TLSH

        _ISMSIDEL.INI

        • Path C:\Users\Admin\AppData\Local\Temp\_is8062\_ISMSIDEL.INI
        • Size 11B
        • SHA256 17ad78845c9c6a8e97a5bd14be56700a51ee85867c979ed6cf538e1fed82cf7c
        • MD5 SHA1 SHA512

        _ISMSIDEL.INI

        • Path C:\Users\Admin\AppData\Local\Temp\_is8062\_ISMSIDEL.INI
        • Size 789B
        • SHA256 6d392dd457db2dbaf8986e7a153c6b3126be7515d7dda0bc575d6fd0f9b62317
        • MD5 SHA1 SHA512 TLSH

        ~8052.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\~8052.tmp
        • Size 2KB
        • SHA256 b171a4778e0065099657e552c3047f224d5b7dbf78672b055241f24f88cd23fb
        • MD5 SHA1 SHA512 TLSH

        MSI1995.tmp

        • Path C:\Windows\Installer\MSI1995.tmp
        • Size 90KB
        • SHA256 1f7876661b6308bb4641ce958b7f9d9b43152093118691bed503dee33bc64987
        • MD5 SHA1 SHA512 SSDEEP TLSH

        metadata-2

        • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
        • Size 26.1MB
        • SHA256 93b004944a925ea0eb00cea69ad19194647ad51f4f58d7292c8bbeb1f1647634
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {64fe71af-3404-4bcb-b353-4e776e92a28a}_OnDiskSnapshotProp

        • Path \??\Volume{c4eee659-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{64fe71af-3404-4bcb-b353-4e776e92a28a}_OnDiskSnapshotProp
        • Size 6KB
        • SHA256 0f2a5ff89667a5036411c15b8f78131e7e3c18c777c7879af4fc3012ce38afda
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1756-1-0x0000000000400000-0x0000000000480000-memory.dmp

        memory/1756-0-0x0000000002160000-0x0000000002161000-memory.dmp