Resubmissions

25/09/2026, 22:22

260925-2ablwsxhqa7

25/09/2026, 22:10

260925-13v1kaz1gz7

Analysis

  • max time kernel
    148s
  • max time network
    126s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    25/09/2026, 22:22

General

  • Target
    Set-up.msi
  • Size 3.7MB
  • Sample260925-2ablwsxhqa
  • SHA256 41531aae204ec10a846290d57b1bc9abd4391e12c7dbe27b782525757589d47f
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Enumerates connected drives 3 TTPs 47 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Windows directory 14 IoCs
  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

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

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious behavior: MapViewOfSection 1 TTPs 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 7 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\Set-up.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:4612
  • 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:4100
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:236
    • C:\Windows\Installer\MSI5356.tmp
      "C:\Windows\Installer\MSI5356.tmp"
      2⤵
      • Executes dropped EXE
      • Reads the TCP/IP host and domain name from the registry
      • Checks processor information in registry
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:5588
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --browser=chrome --no-first-run --no-default-browser-check --no-startup-window
        3⤵
          PID:5068
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --browser=edge --no-first-run --no-default-browser-check --no-startup-window
          3⤵
            PID:4164
        • C:\Windows\Installer\MSI7508.tmp
          "C:\Windows\Installer\MSI7508.tmp"
          2⤵
          • Executes dropped EXE
          • Reads the TCP/IP host and domain name from the registry
          PID:4600
      • C:\Windows\system32\vssvc.exe
        C:\Windows\system32\vssvc.exe
        1⤵
        • Checks SCSI registry key(s)
        • Suspicious use of AdjustPrivilegeToken
        PID:3816

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            e595098.rbs

            • Path C:\Config.Msi\e595098.rbs
            • Size 7KB
            • SHA256 768b8ad96c81b44b261784a76613d72bfaf0ece95edde8d5dfd1282e3aad6fa6
            • MD5 SHA1 SHA512 SSDEEP TLSH

            MSI5356.tmp

            • Path C:\Windows\Installer\MSI5356.tmp
            • Size 3.3MB
            • SHA256 2fc41387195241662bc91d44b7b6c37c88e6970d95c41131c4485aa3eaa9791e
            • MD5 SHA1 SHA512 SSDEEP TLSH

            MSI7508.tmp

            • Path C:\Windows\Installer\MSI7508.tmp
            • Size 329KB
            • SHA256 44eafdd32aec0c53ddd5d4778cf5bd9a6774383d2f969ec9de4441b4551292c8
            • MD5 SHA1 SHA512 SSDEEP TLSH

            metadata-2

            • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
            • Size 26.1MB
            • SHA256 d9af95b9348256c63df4aaabbce1dd6b85965baecbae35a14781fb716958f7d8
            • MD5 SHA1 SHA512 SSDEEP TLSH

            {7159a7ca-ae56-40ce-9fe2-8733d049e654}_OnDiskSnapshotProp

            • Path \??\Volume{d1fc2eb0-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{7159a7ca-ae56-40ce-9fe2-8733d049e654}_OnDiskSnapshotProp
            • Size 6KB
            • SHA256 df3fa5962a039317154c771f6460691f04c0189473ae2e9726ab971d8988b120
            • MD5 SHA1 SHA512 SSDEEP TLSH

            memory/4100-21-0x0000025DAB5F0000-0x0000025DABF94000-memory.dmp

            memory/4600-30-0x00007FF7B4E30000-0x00007FF7B4E89000-memory.dmp

            memory/4600-32-0x0000000140000000-0x0000000140049000-memory.dmp

            memory/5588-19-0x0000000140000000-0x00000001402A2000-memory.dmp

            memory/5588-9-0x00007FF64DD00000-0x00007FF64E05A000-memory.dmp

            memory/5588-24-0x0000000140000000-0x00000001402A2000-memory.dmp

            memory/5588-18-0x0000020701EB0000-0x0000020701EB1000-memory.dmp

            memory/5588-20-0x0000000140000000-0x00000001402A2000-memory.dmp

            memory/5588-10-0x0000020701EA0000-0x0000020701EA1000-memory.dmp

            memory/5588-11-0x0000000140000000-0x00000001402A2000-memory.dmp