Analysis

  • max time kernel
    150s
  • max time network
    143s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    24/07/2026, 13:34

General

  • Target
    intll.0.88021.msi
  • Size 7.4MB
  • Sample260724-qvecqseq8z
  • SHA256 d2b9e22790e8e0dcfa76e88e4bf05025d2c0f49ab1cf985c9fe312036e7697bd
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Badlisted process makes network request 5 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 60 IoCs
  • Suspicious behavior: LoadsDriver 4 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\intll.0.88021.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:5320
  • 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:1168
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2472
    • C:\Windows\System32\MsiExec.exe
      C:\Windows\System32\MsiExec.exe -Embedding E416A47CF1087801CD801E88FE83D9F2 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:5872
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious use of AdjustPrivilegeToken
    PID:3252
  • C:\Users\Public\w3NUbc\ICa2b4.exe
    "C:\Users\Public\w3NUbc\ICa2b4.exe"
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    PID:2760

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        e5976dd.rbs

        • Path C:\Config.Msi\e5976dd.rbs
        • Size 7KB
        • SHA256 f6ba0adf075d83cc149c533787d94686c399ef8af193ef8c037918ab3eed018a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ICa2b4.exe

        • Path C:\Users\Public\w3NUbc\ICa2b4.exe
        • Size 135KB
        • SHA256 676a2a7b94ca2f8ec76352ee656e4d075bb342bd7ad6efbc7c19c060001eace7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UxEnhance64.dll

        • Path C:\Users\Public\w3NUbc\UxEnhance64.dll
        • Size 3.1MB
        • SHA256 5af79659e0cc6a754f26e33d8c29bf788ff25d476f166feabdbdea52fcfc96d3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        adoresd.dat

        • Path C:\Users\Public\w3NUbc\adoresd.dat
        • Size 4.8MB
        • SHA256 df53feca3b9419e7f2a364faa196d56d9f45eb267fc9cc3863a00ecb98e8c88c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msadox.tb

        • Path C:\Users\Public\w3NUbc\msadox.tb
        • Size 8KB
        • SHA256 4af0b5e7fd4ce63839d78267f2f37b99e3616b5a0fe397fd571329c24357a06d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MSI7D74.tmp

        • Path C:\Windows\Installer\MSI7D74.tmp
        • Size 7.4MB
        • SHA256 c3ff2e9c6ddeea03260e55d1eea0d537113b3c9f02f2459f05e793e1203ffab9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        e5976dc.msi

        • Path C:\Windows\Installer\e5976dc.msi
        • Size 7.4MB
        • SHA256 d2b9e22790e8e0dcfa76e88e4bf05025d2c0f49ab1cf985c9fe312036e7697bd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        metadata-2

        • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
        • Size 26.1MB
        • SHA256 f0d4a54997f9da7a927789dbb139f9dc85af1f119a713bc879bb9b8c1fb99ded
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {0eef8463-86f4-43d4-ad68-04cb904ac659}_OnDiskSnapshotProp

        • Path \??\Volume{c61f8367-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{0eef8463-86f4-43d4-ad68-04cb904ac659}_OnDiskSnapshotProp
        • Size 6KB
        • SHA256 fd69bcdf78e360ab179cf81daf7bd762d19581768458923fed95c722a219afe6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2760-69-0x0000023368C30000-0x00000233694EE000-memory.dmp

        memory/2760-64-0x00007FFBED9A0000-0x00007FFBED9A2000-memory.dmp

        memory/2760-56-0x00007FFBED990000-0x00007FFBED992000-memory.dmp

        memory/2760-57-0x00007FFBCA1C0000-0x00007FFBCA6DE000-memory.dmp

        memory/2760-82-0x00000233694F0000-0x000002336953E000-memory.dmp

        memory/2760-84-0x00000233695D0000-0x000002336965A000-memory.dmp

        memory/2760-62-0x0000023368C30000-0x00000233694EE000-memory.dmp

        memory/2760-86-0x00000233695D0000-0x000002336965A000-memory.dmp

        memory/2760-65-0x0000023368C30000-0x00000233694EE000-memory.dmp

        memory/2760-85-0x00000233695D0000-0x000002336965A000-memory.dmp

        memory/2760-70-0x0000023368C30000-0x00000233694EE000-memory.dmp

        memory/2760-71-0x0000023368C30000-0x00000233694EE000-memory.dmp

        memory/2760-72-0x0000023368C30000-0x00000233694EE000-memory.dmp

        memory/2760-76-0x0000023368C30000-0x00000233694EE000-memory.dmp

        memory/5872-13-0x00007FFBCA090000-0x00007FFBCA6D2000-memory.dmp

        memory/5872-12-0x00007FFBED990000-0x00007FFBED992000-memory.dmp

        memory/5872-42-0x00007FFBD3C70000-0x00007FFBD3C82000-memory.dmp

        memory/5872-16-0x00007FFBD3C70000-0x00007FFBD3C82000-memory.dmp