Analysis

  • max time kernel
    139s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-04-2024 12:04

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:732
    • 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:464
      • 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\RES96D1.tmp" "c:\Users\Admin\AppData\Local\Temp\resources\app.asar.unpacked\node_modules\screenshot-desktop\lib\win32\CSC887F58CC71C147899F32B7B7DFC0349D.TMP"
        3⤵
          PID:4608
      • 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:364

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\RES96D1.tmp

      Filesize

      1KB

      MD5

      9eca00e2e8bcf3addfb338b33f45eb62

      SHA1

      eef50b9390906a982b45d40029192f6ab575a8a7

      SHA256

      542dcebe95633721d7d3845362539ad5414ca95e77849255c17875fce166269c

      SHA512

      04160ba6d1da7a5bc73a23c133dda67028d52a37bb136b9bf8fe29c9092e998407d067525bc0bba3c0e17dcd80bddf1df9f0bb277c4d2e6280d36838453716c9

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

      Filesize

      12KB

      MD5

      96532e3fb8f05a5d441369bd7e47a557

      SHA1

      9a13fa21891c08e64e4d59e04c65a0eed3fabb99

      SHA256

      fb3ac619c189f59238145b285c871fbc17aa07d85b547a768cb637358d80507c

      SHA512

      ac36df3ad6de65657a72d42e9830e35434a9c89de3c2db12dcc52838a9e49f5660f0086596a6132e358297baf9fe99d120ebed2b2c67fb52bded91dc13e0144f

    • \??\c:\Users\Admin\AppData\Local\Temp\resources\app.asar.unpacked\node_modules\screenshot-desktop\lib\win32\CSC887F58CC71C147899F32B7B7DFC0349D.TMP

      Filesize

      1KB

      MD5

      a6f2d21624678f54a2abed46e9f3ab17

      SHA1

      a2a6f07684c79719007d434cbd1cd2164565734a

      SHA256

      ab96911d094b6070cbfb48e07407371ddb41b86e36628b6a10cdb11478192344

      SHA512

      0b286df41c3887eecff5c38cbd6818078313b555ef001151b41ac11b80466b2f4f39da518ab9c51eeff35295cb39d52824de13e026c35270917d7274f764c676

    • memory/364-9-0x0000000000FF0000-0x0000000000FFA000-memory.dmp

      Filesize

      40KB

    • memory/364-11-0x00007FF9D1B60000-0x00007FF9D2621000-memory.dmp

      Filesize

      10.8MB

    • memory/364-12-0x00007FF9D1B60000-0x00007FF9D2621000-memory.dmp

      Filesize

      10.8MB