Analysis

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

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    23/05/2026, 03:29

General

  • Target
    tmpo9x5gr21.js
  • Size 3.2MB
  • Sample260523-d2aa5sb19p
  • SHA256 2a1f2357b5356b5cba0f0a624465968b23dd920c679d82e8cdba215b192a5ef2
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: GootLoader

    JavaScript loader known for delivering other families such as Gootkit and Cobaltstrike.

  • Badlisted process makes network request 3 IoCs

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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 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.

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\tmpo9x5gr21.js
    1⤵
      PID:4276
    • C:\Windows\system32\wscript.exe
      wscript
      1⤵
        PID:2784
      • C:\Windows\system32\wscript.EXE
        C:\Windows\system32\wscript.EXE ORGANO~1.JS
        1⤵
        • Checks computer location settings
        • Suspicious use of WriteProcessMemory
        PID:4540
        • C:\Windows\System32\cscript.exe
          "C:\Windows\System32\cscript.exe" "ORGANO~1.JS"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:4060
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            powershell
            3⤵
            • Badlisted process makes network request
            • Modifies registry class
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:708

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            __PSScriptPolicyTest_r0tnykp0.0ju.ps1

            • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_r0tnykp0.0ju.ps1
            • Size 60B
            • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
            • MD5 SHA1 SHA512 TLSH

            ORGANO~1.JS

            • Path C:\Users\Admin\AppData\Roaming\Sun\ORGANO~1.JS
            • Size 43.6MB
            • SHA256 516ff76de2584b6fe6ff11e52ed4567b250fd8c4f0981c2110da240cdf87e317
            • MD5 SHA1 SHA512 SSDEEP TLSH

            memory/708-10-0x0000020EB0610000-0x0000020EB0632000-memory.dmp

            memory/708-11-0x0000020EB1500000-0x0000020EB1544000-memory.dmp

            memory/708-12-0x0000020EB1840000-0x0000020EB18B6000-memory.dmp

            memory/708-13-0x0000020EB1A70000-0x0000020EB1A9A000-memory.dmp

            memory/708-14-0x0000020EB1A70000-0x0000020EB1A94000-memory.dmp