Analysis

  • max time kernel
    149s
  • max time network
    106s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/05/2024, 00:36

General

  • Target
    04053d4da072db95dc797eb41c7240e656692cdc67fe17510866c36bf5205aca.exe
  • Size 64KB
  • Sample240525-ax2m2sgf93
  • SHA256 04053d4da072db95dc797eb41c7240e656692cdc67fe17510866c36bf5205aca
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 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 16 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3536
      • C:\Users\Admin\AppData\Local\Temp\04053d4da072db95dc797eb41c7240e656692cdc67fe17510866c36bf5205aca.exe
        "C:\Users\Admin\AppData\Local\Temp\04053d4da072db95dc797eb41c7240e656692cdc67fe17510866c36bf5205aca.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:2360
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a325A.bat
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1160
          • C:\Users\Admin\AppData\Local\Temp\04053d4da072db95dc797eb41c7240e656692cdc67fe17510866c36bf5205aca.exe
            "C:\Users\Admin\AppData\Local\Temp\04053d4da072db95dc797eb41c7240e656692cdc67fe17510866c36bf5205aca.exe"
            4⤵
            • Executes dropped EXE
            PID:4356
        • 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:2596
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:2076
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:3276

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            GoogleUpdateCore.exe

            • Path C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe
            • Size 252KB
            • SHA256 3a071105a38c10f7fa17dcc239337e999b57b68f4bd05c168b2548956931383c
            • MD5 SHA1 SHA512 SSDEEP

            7z.exe

            • Path C:\Program Files\7-Zip\7z.exe
            • Size 571KB
            • SHA256 03078980fff7ce8873b7e46fd8b79c2a86bb0354fc65268eac2aeff6d981e73e
            • MD5 SHA1 SHA512 SSDEEP

            windowsdesktop-runtime-8.0.2-win-x64.exe

            • Path C:\ProgramData\Package Cache\{63880b41-04fc-4f9b-92c4-4455c255eb8c}\windowsdesktop-runtime-8.0.2-win-x64.exe
            • Size 637KB
            • SHA256 a22e6d0f5c7d44fefc2204e0f7c7b048e1684f6cf249ba98c006bbf791c22d19
            • MD5 SHA1 SHA512 SSDEEP

            $$a325A.bat

            • Path C:\Users\Admin\AppData\Local\Temp\$$a325A.bat
            • Size 722B
            • SHA256 47b4796252f70fb4153bb74cb83e537a56f61d473c3e7aca4c2e9d7fc0500e4b
            • MD5 SHA1 SHA512

            04053d4da072db95dc797eb41c7240e656692cdc67fe17510866c36bf5205aca.exe.exe

            • Path C:\Users\Admin\AppData\Local\Temp\04053d4da072db95dc797eb41c7240e656692cdc67fe17510866c36bf5205aca.exe.exe
            • Size 36KB
            • SHA256 8adf6748981c3e7b62f5dbca992be6675574fffbce7673743f2d7fe787d56a41
            • MD5 SHA1 SHA512 SSDEEP

            rundl132.exe

            • Path C:\Windows\rundl132.exe
            • Size 27KB
            • SHA256 623973fd332abcafc9944af01d2fe114d0293a00cc29a67300cde94769b337cf
            • MD5 SHA1 SHA512 SSDEEP

            _desktop.ini

            • Path F:\$RECYCLE.BIN\S-1-5-21-3906287020-2915474608-1755617787-1000\_desktop.ini
            • Size 9B
            • SHA256 da9af76d7e3938d1bd300436de0d394ef0453f260a69c94905084222eb3fbb45
            • MD5 SHA1 SHA512

            memory/2360-12-0x0000000000400000-0x0000000000435000-memory.dmp

            memory/2360-0-0x0000000000400000-0x0000000000435000-memory.dmp

            memory/2596-27-0x0000000000400000-0x0000000000435000-memory.dmp

            memory/2596-37-0x0000000000400000-0x0000000000435000-memory.dmp

            memory/2596-33-0x0000000000400000-0x0000000000435000-memory.dmp

            memory/2596-1231-0x0000000000400000-0x0000000000435000-memory.dmp

            memory/2596-20-0x0000000000400000-0x0000000000435000-memory.dmp

            memory/2596-4797-0x0000000000400000-0x0000000000435000-memory.dmp

            memory/2596-13-0x0000000000400000-0x0000000000435000-memory.dmp

            memory/2596-5236-0x0000000000400000-0x0000000000435000-memory.dmp