Analysis

  • max time kernel
    117s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-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 behavior: CmdExeWriteProcessMemorySpam 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /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:2204
    • 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 behavior: CmdExeWriteProcessMemorySpam
      • Suspicious use of WriteProcessMemory
      PID:2988
      • 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\RES25AA.tmp" "c:\Users\Admin\AppData\Local\Temp\resources\app.asar.unpacked\node_modules\screenshot-desktop\lib\win32\CSC4876620E49704E5E9BD56F404B3D7BAB.TMP"
        3⤵
          PID:2936
      • 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:2096

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\RES25AA.tmp

      Filesize

      1KB

      MD5

      bc0832f3d6872215b77af7ca55cbb9e6

      SHA1

      d89d34e6cb78deff9dd455aa0c3cae3083b345fc

      SHA256

      cc77d530039c00ed498118813a0929392c91a898cf45f15e64ec13a73a91958b

      SHA512

      775a6d8b66b3e938861ef555e2f5bdbd2434907662632835f8490ed35ec4851a525a60573008cab5399e4c4066a930fd683c3dd235396ffff326d8dec40961c1

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

      Filesize

      12KB

      MD5

      440b1be7da32f7023b4106856b1a9d27

      SHA1

      efeba6766672f4a21b3459bbf986bb4381c0a255

      SHA256

      581e649fb72ce2b656a916dd1e02ff5cc5dafdc6e10c33890f9be3e383564a8f

      SHA512

      57e3ea1faebd415f9e56163b748d82596d4ed54b634cad32b4c7c9c7d289807dc6742fb638afb9ec1b7b4264fe1a9c62be7b537c94be9b3c5b7a225e19b740da

    • \??\c:\Users\Admin\AppData\Local\Temp\resources\app.asar.unpacked\node_modules\screenshot-desktop\lib\win32\CSC4876620E49704E5E9BD56F404B3D7BAB.TMP

      Filesize

      1KB

      MD5

      a6f2d21624678f54a2abed46e9f3ab17

      SHA1

      a2a6f07684c79719007d434cbd1cd2164565734a

      SHA256

      ab96911d094b6070cbfb48e07407371ddb41b86e36628b6a10cdb11478192344

      SHA512

      0b286df41c3887eecff5c38cbd6818078313b555ef001151b41ac11b80466b2f4f39da518ab9c51eeff35295cb39d52824de13e026c35270917d7274f764c676

    • memory/2096-8-0x00000000001F0000-0x00000000001FA000-memory.dmp

      Filesize

      40KB

    • memory/2096-9-0x000007FEF5AB0000-0x000007FEF649C000-memory.dmp

      Filesize

      9.9MB

    • memory/2096-10-0x000007FEF5AB0000-0x000007FEF649C000-memory.dmp

      Filesize

      9.9MB