Analysis

  • max time kernel
    147s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-04-2024 01:01

General

  • Target

    resources/app.asar.unpacked/node_modules/screenshot-desktop/lib/win32/screenCapture_1.3.2.bat

  • Size

    13KB

  • MD5

    da0f40d84d72ae3e9324ad9a040a2e58

  • SHA1

    4ca7f6f90fb67dce8470b67010aa19aa0fd6253f

  • SHA256

    818350a4fb4146072a25f0467c5c99571c854d58bec30330e7db343bceca008b

  • SHA512

    30b7d4921f39c2601d94a3e3bb0e3be79b4b7b505e52523d2562f2e2f32154d555a593df87a71cddb61b98403265f42e0d6705950b37a155dc1d64113c719fd9

  • SSDEEP

    384:4cr8sEcBeIXxqXhQsBxf5oBLBfXQM8ybCpGW1KTM+:4KEcRQBTxWlPZxWpG+Qx

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\resources\app.asar.unpacked\node_modules\screenshot-desktop\lib\win32\screenCapture_1.3.2.bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:768
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
      C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe /nologo /r:"Microsoft.VisualBasic.dll" /win32manifest:"app.manifest" /out:"screenCapture_1.3.2.exe" "C:\Users\Admin\AppData\Local\Temp\RESOUR~1\APPASA~1.UNP\NODE_M~1\SCREEN~1\lib\win32\SCREEN~1.BAT"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2648
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
        C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES4EAC.tmp" "c:\Users\Admin\AppData\Local\Temp\resources\app.asar.unpacked\node_modules\screenshot-desktop\lib\win32\CSC819FCAE531904D13884A949CEB749CB2.TMP"
        3⤵
          PID:4936
      • C:\Users\Admin\AppData\Local\Temp\resources\app.asar.unpacked\node_modules\screenshot-desktop\lib\win32\screenCapture_1.3.2.exe
        screenCapture_1.3.2.exe
        2⤵
        • Executes dropped EXE
        PID:3932

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\RES4EAC.tmp

      Filesize

      1KB

      MD5

      72875f8a952875a402908d35a57ea2fc

      SHA1

      1e63820f8186b7b38a0cbbdbf6b02da26ab51ab9

      SHA256

      b1f064646a05a9b619ff961e5112886f8fc0433a5972ef2c1ca304c7b490e266

      SHA512

      1d0487e6e8de41cef1c84b23773bf250a6851c757c77e3338e143956bf29da2a23c45ab7be7a6eb3ebb8f34ebf53641b2869e7e8e2d563dc8fb76c70ad8708f6

    • C:\Users\Admin\AppData\Local\Temp\resources\app.asar.unpacked\node_modules\screenshot-desktop\lib\win32\screenCapture_1.3.2.exe

      Filesize

      12KB

      MD5

      b8ba658632ece7d9dead36b67fbade48

      SHA1

      0b3bd0e0a414a35994c989467176fe69e9db834a

      SHA256

      1bfbf3af3ae461f83f48b463164e5d99f39cba64bd4858bf20d00f0c21791e4b

      SHA512

      14ffd4db242a3e580b31a3b3cc235727f7e089d8c2ff6ef4ea9f754a7019428757aa5429e0dbe2f076517c70f86e22928cbb81c094ec9aebb01fb7fb8eaa88ac

    • \??\c:\Users\Admin\AppData\Local\Temp\resources\app.asar.unpacked\node_modules\screenshot-desktop\lib\win32\CSC819FCAE531904D13884A949CEB749CB2.TMP

      Filesize

      1KB

      MD5

      a6f2d21624678f54a2abed46e9f3ab17

      SHA1

      a2a6f07684c79719007d434cbd1cd2164565734a

      SHA256

      ab96911d094b6070cbfb48e07407371ddb41b86e36628b6a10cdb11478192344

      SHA512

      0b286df41c3887eecff5c38cbd6818078313b555ef001151b41ac11b80466b2f4f39da518ab9c51eeff35295cb39d52824de13e026c35270917d7274f764c676

    • memory/3932-9-0x00000000005C0000-0x00000000005CA000-memory.dmp

      Filesize

      40KB

    • memory/3932-11-0x00007FF93E190000-0x00007FF93EC51000-memory.dmp

      Filesize

      10.8MB

    • memory/3932-12-0x00007FF93E190000-0x00007FF93EC51000-memory.dmp

      Filesize

      10.8MB