Analysis

  • max time kernel
    149s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    18/08/2026, 22:48

General

  • Target
    Engtek Inquiry List 770911.js
  • Size 529KB
  • Sample260818-2repwatwf1
  • SHA256 10b20f6a5b63fd71e34ffe22ff67dec1e9a1d1b31ef700c61134a08af68075d8
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • agenttesla

Credentials

Signatures

  • Family: AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Badlisted process makes network request 1 IoCs

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • Downloads MZ/PE file 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

  • outlook_office_path 1 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe "C:\Users\Admin\AppData\Local\Temp\Engtek Inquiry List 770911.js"
    1⤵
      PID:2300
    • C:\Windows\system32\wscript.exe
      wscript.exe
      1⤵
        PID:4336
      • C:\Windows\System32\conhost.exe
        C:\Windows\System32\conhost.exe
        1⤵
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4332
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe
          2⤵
            PID:3364
        • C:\Windows\System32\conhost.exe
          C:\Windows\System32\conhost.exe --headless "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -WindowStyle Hidden -NoP -EP Bypass -NonInteractive -File "C:\Users\Admin\AppData\Local\Temp\137lmsz98082\137lmsz98082.ps1"
          1⤵
          • Suspicious use of WriteProcessMemory
          PID:312
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe -WindowStyle Hidden -NoP -EP Bypass -NonInteractive -File C:\Users\Admin\AppData\Local\Temp\137lmsz98082\137lmsz98082.ps1
            2⤵
            • Badlisted process makes network request
            • Command and Scripting Interpreter: PowerShell
            • Downloads MZ/PE file
            • Accesses Microsoft Outlook profiles
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of SetWindowsHookEx
            • outlook_office_path
            PID:4136

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

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              Downloads

              137lmsz98082.ps1

              • Path C:\Users\Admin\AppData\Local\Temp\137lmsz98082\137lmsz98082.ps1
              • Size 1KB
              • SHA256 e44fa30b65983b628bff9be00e2d134d771d0980ee26080c43665e15fc101ce6
              • MD5 SHA1 SHA512 TLSH

              137lmsz98082a

              • Path C:\Users\Admin\AppData\Local\Temp\137lmsz98082\137lmsz98082a
              • Size 65KB
              • SHA256 d9aa8cd857968dff03ca12d96060b4b599276292644909ed3d14fe1817bfb3ac
              • MD5 SHA1 SHA512 SSDEEP TLSH

              137lmsz98082b

              • Path C:\Users\Admin\AppData\Local\Temp\137lmsz98082\137lmsz98082b
              • Size 65KB
              • SHA256 293b7d55d29d7cf4cf9af24a51d89d1534ae0f4fcf53e195e20fb1a3f043ac59
              • MD5 SHA1 SHA512 SSDEEP TLSH

              __PSScriptPolicyTest_kwthnj3a.yku.ps1

              • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_kwthnj3a.yku.ps1
              • Size 60B
              • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
              • MD5 SHA1 SHA512 TLSH

              memory/4136-11-0x000001FFD9DF0000-0x000001FFD9E12000-memory.dmp

              memory/4136-15-0x000001FFDA1D0000-0x000001FFDA220000-memory.dmp

              memory/4136-16-0x000001FFD7AE0000-0x000001FFD7AF2000-memory.dmp

              memory/4136-17-0x000001FFDA230000-0x000001FFDA270000-memory.dmp

              memory/4136-18-0x000001FFDA630000-0x000001FFDA680000-memory.dmp