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Analysis

  • max time kernel
    149s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/04/2024, 12:26

General

  • Target

    98387475e633335b9a1cf7388ae5c2468bc31fc83a543d41b93709ebc9cea81c.exe

  • Size

    56KB

  • MD5

    f8fe9336aa3bf10f2a864044f45e67dc

  • SHA1

    7aa1c893ddae50f2796b3bbc17789a5d5e6103e2

  • SHA256

    98387475e633335b9a1cf7388ae5c2468bc31fc83a543d41b93709ebc9cea81c

  • SHA512

    97e74cf674940dbaa1c130e926efc826ce9a8c764d8e7e8b34ccfebf121f095085c832425bfa1f4653674b3f929c1f2b5ad6ef845389670d27fbf3ab1cbd3a60

  • SSDEEP

    768:g1ODKAaDMG8H92RwZNQSwcfymNBg+g61GoL20v0A5+FXAi3jLuKO1p:yfgLdQAQfcfymNa0v0jFQmLk

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 4 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3380
      • C:\Users\Admin\AppData\Local\Temp\98387475e633335b9a1cf7388ae5c2468bc31fc83a543d41b93709ebc9cea81c.exe
        "C:\Users\Admin\AppData\Local\Temp\98387475e633335b9a1cf7388ae5c2468bc31fc83a543d41b93709ebc9cea81c.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:2980
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a7494.bat
          3⤵
            PID:3408
          • C:\Windows\Logo1_.exe
            C:\Windows\Logo1_.exe
            3⤵
            • Executes dropped EXE
            • Enumerates connected drives
            • Drops file in Program Files directory
            • Drops file in Windows directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of WriteProcessMemory
            PID:2772
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2532
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:3484

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe

          Filesize

          251KB

          MD5

          f95b0d904fbb90914ba189536f7197b2

          SHA1

          fae8056fd49f3adb38fbfa495f16b208cc259008

          SHA256

          9524f3f1885ef8f28b91f9b62aa97ec1e7936649e8f76936b384b1a2165374be

          SHA512

          8d68e985676222cfb699092697879827e2b142dc6721d655a31f7a87458d8e531e3da772d0c580c87c161c5f2cd3242a1f2f809ed75a8dfc26e8975815b707dc

        • C:\Program Files\7-Zip\7z.exe

          Filesize

          570KB

          MD5

          7c3e215b1d1d63c4c9de3ae1ea674906

          SHA1

          ff23fcd1d815b50c39eb6e86c61f675b6ca76b64

          SHA256

          fa7d5117e23d532036e62c32e40f8c6b8ecf8c7876987da3255bb09335db0835

          SHA512

          51774af6a117f41a0330f55cc4be1135e6acb1611af83ee80fa9617903b1dcf05dd5e0d648e8b20d9bd4dfe3de7532f020c04759360f2161de1ce5faca2caf51

        • C:\ProgramData\Package Cache\{63880b41-04fc-4f9b-92c4-4455c255eb8c}\windowsdesktop-runtime-8.0.2-win-x64.exe

          Filesize

          636KB

          MD5

          2500f702e2b9632127c14e4eaae5d424

          SHA1

          8726fef12958265214eeb58001c995629834b13a

          SHA256

          82e5b0001f025ca3b8409c98e4fb06c119c68de1e4ef60a156360cb4ef61d19c

          SHA512

          f420c62fa1f6897f51dd7a0f0e910fb54ad14d51973a2d4840eeea0448c860bf83493fb1c07be65f731efc39e19f8a99886c8cfd058cee482fe52d255a33a55c

        • C:\Users\Admin\AppData\Local\Temp\$$a7494.bat

          Filesize

          722B

          MD5

          f075ed7a6bf372c46ca7b8cbc47e6627

          SHA1

          34a6fe1fdddef5886845c03d62a8d2140e96f243

          SHA256

          648561f904a43f7ae2452dd0a0cac9977efa1358355462fb087e6e32d044e531

          SHA512

          4a9ef429d238de5b058fa40b887538c24bc036dcbc2da6024edfffbff46cdd67b4ac76c476c84aa3d4297d5ce725fbfbdf91881efd085058411465072b69a6d9

        • C:\Users\Admin\AppData\Local\Temp\98387475e633335b9a1cf7388ae5c2468bc31fc83a543d41b93709ebc9cea81c.exe.exe

          Filesize

          29KB

          MD5

          a78154852e264fafc12a68e766917a51

          SHA1

          59ba6cb5fd6f45b8e9b7d1e5426f13609657d718

          SHA256

          055daaa1b81c46af694cb85f3ebef12a278bd614da815afb9cae83a8e31097da

          SHA512

          780b75be89a9cfb8afedcb7f593e46ef882f1df795bd792c48997bc6f2c775a924c2d992e058d772913a8e9f65bf29b13bcb627751268af1aa48be01fc7ddc0a

        • C:\Windows\Logo1_.exe

          Filesize

          26KB

          MD5

          c582728215a384024dca2dcadf9a9436

          SHA1

          e225717735740772e228085fe782350a1db84194

          SHA256

          6a007e9214a972594185b0ca3c6c69b604138850f1b4063d2e53a94304f7d27d

          SHA512

          ad6c226e81c2fccbc20219367ca86a273df642fa68b3a34c37e0518432fdec84321e4fe537de2fb20bb4ffd7bea2615c67a16635a18283914468b2f1f5d89caf

        • F:\$RECYCLE.BIN\S-1-5-21-4092317236-2027488869-1227795436-1000\_desktop.ini

          Filesize

          9B

          MD5

          c59aab012a570d8b20f60efcafb272be

          SHA1

          709df64d9a23340c6bc42f2bf8dfdca512bff2e0

          SHA256

          8a349242c7461f8fccc029421cd051ef8f140a8e3738d348a2354a3d5b9de220

          SHA512

          8c3f67dc02beaca59f0deaa4d8e33bc385b19df02d2a8b905b47148e21919f7d059f3883f02dad25a0d11dc807343390114753a7918171720d8cd72e84239e17

        • memory/2772-35-0x0000000000400000-0x0000000000434000-memory.dmp

          Filesize

          208KB

        • memory/2772-25-0x0000000000400000-0x0000000000434000-memory.dmp

          Filesize

          208KB

        • memory/2772-31-0x0000000000400000-0x0000000000434000-memory.dmp

          Filesize

          208KB

        • memory/2772-37-0x0000000000400000-0x0000000000434000-memory.dmp

          Filesize

          208KB

        • memory/2772-9-0x0000000000400000-0x0000000000434000-memory.dmp

          Filesize

          208KB

        • memory/2772-1226-0x0000000000400000-0x0000000000434000-memory.dmp

          Filesize

          208KB

        • memory/2772-1232-0x0000000000400000-0x0000000000434000-memory.dmp

          Filesize

          208KB

        • memory/2772-2422-0x0000000000400000-0x0000000000434000-memory.dmp

          Filesize

          208KB

        • memory/2772-4793-0x0000000000400000-0x0000000000434000-memory.dmp

          Filesize

          208KB

        • memory/2772-18-0x0000000000400000-0x0000000000434000-memory.dmp

          Filesize

          208KB

        • memory/2980-0-0x0000000000400000-0x0000000000434000-memory.dmp

          Filesize

          208KB

        • memory/2980-10-0x0000000000400000-0x0000000000434000-memory.dmp

          Filesize

          208KB