Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    24/08/2026, 18:21

General

  • Target
    v1.msi
  • Size 30KB
  • Sample260824-wzsntaxzb1
  • SHA256 857ddc808cdaa3827dfdc4a9228dc592ced79b68401508cf22cbf05ba55e84de
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Badlisted process makes network request 2 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Adds Run key to start application 2 TTPs 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 8 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • 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.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 3 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\v1.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:4500
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4924
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:5416
      • C:\Windows\system32\conhost.exe
        conhost.exe --headless powershell.exe -NoProfile -ExecutionPolicy Bypass -File "NNEqFY2m.ps1" -TDhwpz jmwn
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:5908
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          powershell.exe -NoProfile -ExecutionPolicy Bypass -File NNEqFY2m.ps1 -TDhwpz jmwn
          3⤵
          • Badlisted process makes network request
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          PID:1552
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      • Suspicious use of AdjustPrivilegeToken
      PID:4780

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          e58afd4.rbs

          • Path C:\Config.Msi\e58afd4.rbs
          • Size 9KB
          • SHA256 71efd93bfdd8747b0b160a0b0697f380dc750c114bb94508f0b2cd04bbac3171
          • MD5 SHA1 SHA512 SSDEEP TLSH

          __PSScriptPolicyTest_22012kld.vok.ps1

          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_22012kld.vok.ps1
          • Size 60B
          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
          • MD5 SHA1 SHA512 TLSH

          NNEqFY2m.ps1

          • Path C:\Users\Admin\AppData\Local\kksMt3Ij86Uy\NNEqFY2m.ps1
          • Size 3KB
          • SHA256 8e9ad9e2c1722241211742bdebfc83107e0f485f4861a9d4f5ec67d8e7ae35c0
          • MD5 SHA1 SHA512 TLSH

          e58afd3.msi

          • Path C:\Windows\Installer\e58afd3.msi
          • Size 30KB
          • SHA256 857ddc808cdaa3827dfdc4a9228dc592ced79b68401508cf22cbf05ba55e84de
          • MD5 SHA1 SHA512 SSDEEP TLSH

          metadata-2

          • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
          • Size 24.1MB
          • SHA256 361149bfe09d65ab696e2cc5b4db381e3cc02128cedabb1381020ffe8ef75845
          • MD5 SHA1 SHA512 SSDEEP TLSH

          {877e1b4b-6529-4bef-bbb7-73d4c3763485}_OnDiskSnapshotProp

          • Path \??\Volume{12d9ef41-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{877e1b4b-6529-4bef-bbb7-73d4c3763485}_OnDiskSnapshotProp
          • Size 6KB
          • SHA256 1a7a35c4640a3fa63c30be74ed72f4781a6c367d6f8cc770d36857d59c6f2720
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/1552-19-0x00000222CFDB0000-0x00000222CFDD2000-memory.dmp