Analysis

  • max time kernel
    150s
  • max time network
    104s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/06/2024, 22:32

General

  • Target
    9760f2e8aa488761a0086d8c1d015d250d11c9c2b468c0c6786502c5f48bf788.exe
  • Size 27KB
  • Sample240602-2gbv8sae87
  • SHA256 9760f2e8aa488761a0086d8c1d015d250d11c9c2b468c0c6786502c5f48bf788
  • MD5 SHA1 SHA512 SSDEEP
Score
6/10

Malware Config

Signatures

  • 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 1 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3556
      • C:\Users\Admin\AppData\Local\Temp\9760f2e8aa488761a0086d8c1d015d250d11c9c2b468c0c6786502c5f48bf788.exe
        "C:\Users\Admin\AppData\Local\Temp\9760f2e8aa488761a0086d8c1d015d250d11c9c2b468c0c6786502c5f48bf788.exe"
        2⤵
        • Enumerates connected drives
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:3092
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3436
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:2016

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            dotnet.exe

            • Path C:\Program Files\dotnet\dotnet.exe
            • Size 170KB
            • SHA256 ac6431080732324beda7b0e02c50c186f137d579342029bba1a7ce4d345222f6
            • 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

            _desktop.ini

            • Path F:\$RECYCLE.BIN\S-1-5-21-3558294865-3673844354-2255444939-1000\_desktop.ini
            • Size 8B
            • SHA256 7a7b688ede50bbaf08d4579fbd8c6b6c99d9dd1206d95ab24d8174eb9be98759
            • MD5 SHA1 SHA512

            memory/3092-0-0x0000000000400000-0x0000000000435000-memory.dmp

            memory/3092-5-0x0000000000400000-0x0000000000435000-memory.dmp

            memory/3092-12-0x0000000000400000-0x0000000000435000-memory.dmp

            memory/3092-18-0x0000000000400000-0x0000000000435000-memory.dmp

            memory/3092-22-0x0000000000400000-0x0000000000435000-memory.dmp

            memory/3092-1216-0x0000000000400000-0x0000000000435000-memory.dmp

            memory/3092-4782-0x0000000000400000-0x0000000000435000-memory.dmp

            memory/3092-5221-0x0000000000400000-0x0000000000435000-memory.dmp