Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-03-2024 12:10

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:4504
    • 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:4916
      • 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\RES5803.tmp" "c:\Users\Admin\AppData\Local\Temp\resources\app.asar.unpacked\node_modules\screenshot-desktop\lib\win32\CSC68171F81857D4105888332E6AF2A65E.TMP"
        3⤵
          PID:2080
      • 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:4640

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\RES5803.tmp

      Filesize

      1KB

      MD5

      e3d49f5e394e2e112cc1d727a7761747

      SHA1

      e956ba3715f67b87d2737dd8a6a0f2e2ddaccbd7

      SHA256

      f685036f17ee763e0eeb8847ad73704491eee7fb194d62afbfd7f23eda8d0d6e

      SHA512

      5d10b427ac4a8b38c43b97465e076205ccb22a7bbf49dd5fd078114c2a7d8d35f7cf6d388ee271614475df9fe210d1c3948257d4276cdc79d37fae4eb40126a0

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

      Filesize

      12KB

      MD5

      c5b433ca23ee3739395b65c95c3a585f

      SHA1

      a81c4dc1eca2559ae8e81c9df8427f151e83d349

      SHA256

      8950d2365af8afa8760b3f686364a844d243aa679ebfc944c34024c4ea54e2ae

      SHA512

      071e17b911d827036496ae67f406392367287cd6a2da09c3ed1455a48e070ab548738708444294f216ae88dfb4e4720bda4e2229f6dfa06a37ef484a30bcc3d1

    • \??\c:\Users\Admin\AppData\Local\Temp\resources\app.asar.unpacked\node_modules\screenshot-desktop\lib\win32\CSC68171F81857D4105888332E6AF2A65E.TMP

      Filesize

      1KB

      MD5

      a6f2d21624678f54a2abed46e9f3ab17

      SHA1

      a2a6f07684c79719007d434cbd1cd2164565734a

      SHA256

      ab96911d094b6070cbfb48e07407371ddb41b86e36628b6a10cdb11478192344

      SHA512

      0b286df41c3887eecff5c38cbd6818078313b555ef001151b41ac11b80466b2f4f39da518ab9c51eeff35295cb39d52824de13e026c35270917d7274f764c676

    • memory/4640-9-0x0000000000C80000-0x0000000000C8A000-memory.dmp

      Filesize

      40KB

    • memory/4640-11-0x00007FFD29B70000-0x00007FFD2A631000-memory.dmp

      Filesize

      10.8MB

    • memory/4640-12-0x00007FFD29B70000-0x00007FFD2A631000-memory.dmp

      Filesize

      10.8MB