Analysis

  • max time kernel
    149s
  • max time network
    51s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/06/2024, 18:42

General

  • Target
    baae1b5d1e75efbde5bbc7312d95d9bd1b62dc85f65ffed6333307d07240cee9.exe
  • Size 1007KB
  • Sample240613-xche1asank
  • SHA256 baae1b5d1e75efbde5bbc7312d95d9bd1b62dc85f65ffed6333307d07240cee9
  • 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 17 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3404
      • C:\Users\Admin\AppData\Local\Temp\baae1b5d1e75efbde5bbc7312d95d9bd1b62dc85f65ffed6333307d07240cee9.exe
        "C:\Users\Admin\AppData\Local\Temp\baae1b5d1e75efbde5bbc7312d95d9bd1b62dc85f65ffed6333307d07240cee9.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:972
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a4268.bat
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2352
          • C:\Users\Admin\AppData\Local\Temp\baae1b5d1e75efbde5bbc7312d95d9bd1b62dc85f65ffed6333307d07240cee9.exe
            "C:\Users\Admin\AppData\Local\Temp\baae1b5d1e75efbde5bbc7312d95d9bd1b62dc85f65ffed6333307d07240cee9.exe"
            4⤵
            • Executes dropped EXE
            PID:2000
        • 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:4788
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:620
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:2796

      Network

            MITRE ATT&CK Enterprise v15

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            Downloads

            GoogleUpdateCore.exe

            • Path C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe
            • Size 251KB
            • SHA256 1cfea775593e7ce2c698a171a33c7e21fb545e2c67ba6c47777d8e461ac8f1c4
            • MD5 SHA1 SHA512 SSDEEP

            7z.exe

            • Path C:\Program Files\7-Zip\7z.exe
            • Size 570KB
            • SHA256 dc35631c1a06060be298409e2cf36395641714e2e7edf18de0fdf41794cbcf7e
            • 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 636KB
            • SHA256 7125735e4e8595f1c17ff3235bc65dacabc2ec874b29ac7ba8eddd80ad10b3c0
            • MD5 SHA1 SHA512 SSDEEP

            $$a4268.bat

            • Path C:\Users\Admin\AppData\Local\Temp\$$a4268.bat
            • Size 722B
            • SHA256 9c5277c6044ab4203d90b20dcf36220197bcf7828c245829b888f0cf47f31e04
            • MD5 SHA1 SHA512

            baae1b5d1e75efbde5bbc7312d95d9bd1b62dc85f65ffed6333307d07240cee9.exe.exe

            • Path C:\Users\Admin\AppData\Local\Temp\baae1b5d1e75efbde5bbc7312d95d9bd1b62dc85f65ffed6333307d07240cee9.exe.exe
            • Size 981KB
            • SHA256 e83b0a57520815815e5e2e1fb8014f5d340369a2252a1ff97ab67d099c9a4315
            • MD5 SHA1 SHA512 SSDEEP

            Logo1_.exe

            • Path C:\Windows\Logo1_.exe
            • Size 26KB
            • SHA256 80da141e0ba00151479dedc491ae3a1d967e9e30f06b29a4eda22d6fd1ba03b6
            • MD5 SHA1 SHA512 SSDEEP

            _desktop.ini

            • Path F:\$RECYCLE.BIN\S-1-5-21-4124900551-4068476067-3491212533-1000\_desktop.ini
            • Size 9B
            • SHA256 47a22297ce31d17b0f37251ce63cf2eb146700451caab6dd0aa710d2526c8e42
            • MD5 SHA1 SHA512

            memory/972-8-0x0000000000400000-0x0000000000434000-memory.dmp

            memory/972-0-0x0000000000400000-0x0000000000434000-memory.dmp

            memory/4788-26-0x0000000000400000-0x0000000000434000-memory.dmp

            memory/4788-36-0x0000000000400000-0x0000000000434000-memory.dmp

            memory/4788-32-0x0000000000400000-0x0000000000434000-memory.dmp

            memory/4788-1230-0x0000000000400000-0x0000000000434000-memory.dmp

            memory/4788-19-0x0000000000400000-0x0000000000434000-memory.dmp

            memory/4788-4796-0x0000000000400000-0x0000000000434000-memory.dmp

            memory/4788-10-0x0000000000400000-0x0000000000434000-memory.dmp

            memory/4788-5235-0x0000000000400000-0x0000000000434000-memory.dmp