Analysis

  • max time kernel
    443s
  • max time network
    1179s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240221-en
  • resource tags

    arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    08-04-2024 16:03

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:2824
    • 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:4108
      • 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\RES92F9.tmp" "c:\Users\Admin\AppData\Local\Temp\resources\app.asar.unpacked\node_modules\screenshot-desktop\lib\win32\CSC46762BFBA4074E78A1A22A33D0BE480.TMP"
        3⤵
          PID:2740
      • 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:4996

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\RES92F9.tmp

      Filesize

      1KB

      MD5

      436408bb2c890eb014ef0ffea1ecd49b

      SHA1

      fa473aeb348fde0b1e9f3a23e59c6ac2e9ec5502

      SHA256

      2fe222eca11bdf82d1096e35424f265f94425efc078c767a53ec92c29251966d

      SHA512

      df47db759abeb97dc3824c15fba363c4f9cb3efbab616ee531863e9a35d546e77cadc54870e169dc322f30309be3d2be03dca17681a29c73fd5f8fc6d51dad4e

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

      Filesize

      12KB

      MD5

      4d946514bd59cce0d763f29b60457d15

      SHA1

      bd911152fbbc65dad7eaa78e7672df39c0f9b179

      SHA256

      a715f533ad150618afc0c90bf6417b00586b3e740d56ba23a9c2567e263031db

      SHA512

      20f7a279c8f23c5c3e2f5f6a8ffcbb16beb9235aa6f95e63e82012db0a6a38ea07fc8180e3f3f98de48a3cfbc232bbec6ca4a4401d920ae8ebd54ff3d98ecf98

    • \??\c:\Users\Admin\AppData\Local\Temp\resources\app.asar.unpacked\node_modules\screenshot-desktop\lib\win32\CSC46762BFBA4074E78A1A22A33D0BE480.TMP

      Filesize

      1KB

      MD5

      a6f2d21624678f54a2abed46e9f3ab17

      SHA1

      a2a6f07684c79719007d434cbd1cd2164565734a

      SHA256

      ab96911d094b6070cbfb48e07407371ddb41b86e36628b6a10cdb11478192344

      SHA512

      0b286df41c3887eecff5c38cbd6818078313b555ef001151b41ac11b80466b2f4f39da518ab9c51eeff35295cb39d52824de13e026c35270917d7274f764c676

    • memory/4996-9-0x0000000000E80000-0x0000000000E8A000-memory.dmp

      Filesize

      40KB

    • memory/4996-11-0x00007FF9D06A0000-0x00007FF9D1162000-memory.dmp

      Filesize

      10.8MB

    • memory/4996-12-0x00007FF9D06A0000-0x00007FF9D1162000-memory.dmp

      Filesize

      10.8MB