Overview

overview

8

Static

static

3

ec4bdc3aa8...ba.exe

windows10-2004-x64

8

ec4bdc3aa8...ba.exe

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    24/07/2026, 16:07

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General

  • Target
    ec4bdc3aa8abc8937d733db13fc9829775e11d2e189f2a5446825100680024ba.exe
  • Size 88.0MB
  • Sample260724-tk2xtsgn5w
  • SHA256 ec4bdc3aa8abc8937d733db13fc9829775e11d2e189f2a5446825100680024ba
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
executionpersistence

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

    Using powershell.exe command.

    execution
  • Executes dropped EXE 4 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Checks processor information in registry 2 TTPs 24 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 56 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ec4bdc3aa8abc8937d733db13fc9829775e11d2e189f2a5446825100680024ba.exe
    "C:\Users\Admin\AppData\Local\Temp\ec4bdc3aa8abc8937d733db13fc9829775e11d2e189f2a5446825100680024ba.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3684
    • C:\Users\Admin\AppData\Local\Temp\node.exe
      .\node.exe tonrat_js_7f348c1e.js
      2⤵
      • Executes dropped EXE
      • Checks processor information in registry
      • Suspicious use of WriteProcessMemory
      PID:5688
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell.exe -c "(Get-Process | Where-Object { $_.Path -eq \"C:\Users\Admin\AppData\Local\Temp\node.exe\" }).Count"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:5940
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell.exe -c "(Get-ItemProperty -Path \"HKCU:\Software\Microsoft\Windows\CurrentVersion\Run\" -Name \"0be276c4-7dfb-4d5f-a8e2-fd7c5735c489\").\"0be276c4-7dfb-4d5f-a8e2-fd7c5735c489\""
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:5748
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell.exe -c "$code = \"require('child_process').spawn(process.execPath, ['C:\\Users\\Admin\\AppData\\Local\\Temp\\tonrat_js_7f348c1e.js'], {detached: true, stdio: 'ignore', windowsHide: true}).unref()\"; $command = \"\"\"C:\Users\Admin\AppData\Local\Temp\node.exe\"\" -e \"\"$code\"\"\"; Set-ItemProperty -Path \"HKCU:\Software\Microsoft\Windows\CurrentVersion\Run\" -Name \"0be276c4-7dfb-4d5f-a8e2-fd7c5735c489\" -Value $command"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2372
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell.exe -c "(Get-ItemProperty -Path \"HKLM:\SOFTWARE\Microsoft\Cryptography\" -Name \"MachineGuid\").\"MachineGuid\""
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4600
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell.exe -c "Start-Process -File powershell.exe -ArgumentList \"-c \"\"Start-Sleep 3; Start-Process -FilePath 'C:\Users\Admin\AppData\Local\Temp\node.exe' -ArgumentList 'C:\Users\Admin\AppData\Local\Temp\tonrat_js_7f348c1e.js' -WindowStyle Hidden\"\"\" -WindowStyle Hidden"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3512
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -c "Start-Sleep 3; Start-Process -FilePath 'C:\Users\Admin\AppData\Local\Temp\node.exe' -ArgumentList 'C:\Users\Admin\AppData\Local\Temp\tonrat_js_7f348c1e.js' -WindowStyle Hidden"
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2900
          • C:\Users\Admin\AppData\Local\Temp\node.exe
            "C:\Users\Admin\AppData\Local\Temp\node.exe" C:\Users\Admin\AppData\Local\Temp\tonrat_js_7f348c1e.js
            5⤵
            • Executes dropped EXE
            PID:2036
  • C:\Users\Admin\AppData\Local\Temp\node.exe
    "C:\Users\Admin\AppData\Local\Temp\node.exe" -e "require('child_process').spawn(process.execPath, ['C:\\Users\\Admin\\AppData\\Local\\Temp\\tonrat_js_7f348c1e.js'], {detached: true, stdio: 'ignore', windowsHide: true}).unref()"
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:3396
    • C:\Users\Admin\AppData\Local\Temp\node.exe
      C:\Users\Admin\AppData\Local\Temp\node.exe C:\Users\Admin\AppData\Local\Temp\tonrat_js_7f348c1e.js
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2252
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell.exe -c "(Get-Process | Where-Object { $_.Path -eq \"C:\Users\Admin\AppData\Local\Temp\node.exe\" }).Count"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:6120

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        powershell.exe.log
        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
        • Size 2KB
        • SHA256 b1f292b6199aa29c7fafbca007e5f9e3f68edcbbca1965bc828cc92dc0f18bb8
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        StartupProfileData-NonInteractive
        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 64B
        • SHA256 feae36b7f9aeec516032dde1ffecf764622247dce7596d23449525887c52d532
        • MD5 SHA1 SHA512
        Submit Download

        StartupProfileData-NonInteractive
        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 1KB
        • SHA256 8f161e4c74eb4ca15c0601ce7a291f3ee1dc0aa46b788181bfe1d33f2b099466
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        StartupProfileData-NonInteractive
        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 64B
        • SHA256 097a8c223fc871c24424c84f43a4e22de42d22f1c2444c8ce97fc61725bb8346
        • MD5 SHA1 SHA512
        Submit Download

        StartupProfileData-NonInteractive
        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 64B
        • SHA256 a7de5177c68a64bd48b36d49e2853799f4ebcfa8e4761f7cc472f333dc5f65cf
        • MD5 SHA1 SHA512
        Submit Download

        __PSScriptPolicyTest_s3z4bqps.ycy.ps1
        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_s3z4bqps.ycy.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        tonrat_js_7f348c1e.js
        • Path C:\Users\Admin\AppData\Local\Temp\tonrat_js_7f348c1e.js
        • Size 304KB
        • SHA256 7f348c1e4ee6c58f50e0cadd09b4ce8f0336cd968cf62b05c14aa7f78bdb7845
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        tonrat_js_7f348c1e.js
        • Path C:\Users\Admin\AppData\Local\Temp\tonrat_js_7f348c1e.js
        • Size 402KB
        • SHA256 cd05fe39b73d3eab618ef2e6b6300f2a24d57d4e259b35647a909a7c616ffa91
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/4600-60-0x000002064BD20000-0x000002064BF3C000-memory.dmp
        Download

        memory/5940-6-0x000001F239790000-0x000001F2397B2000-memory.dmp
        Download

        memory/5940-16-0x000001F23A080000-0x000001F23A29C000-memory.dmp
        Download

        memory/6120-63-0x000002066E620000-0x000002066E83C000-memory.dmp
        Download