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Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/07/2023, 08:19

General

  • Target

    4c008fb5cdf5279352646c6b77701da4b5d438910265ac456f982f4a79482082.exe

  • Size

    104KB

  • MD5

    46304de7b64c7b68d5a6cb239cbda0cb

  • SHA1

    34d4c21f7b10edc44eb9ffe3407b62bf09a0e7a2

  • SHA256

    4c008fb5cdf5279352646c6b77701da4b5d438910265ac456f982f4a79482082

  • SHA512

    776fa800009366d20a3cabd8871f2c5e5b673914bcb18ffde57fe060472afb7131b253add4863e6f1a93d3635cd71e3ff9c9224ba5c5702f7aac60bde73ce20f

  • SSDEEP

    1536:A1Ax5ZP9XUtu/txfIX/+qJMF3RKRyIBqW0NruIv:ZFP+tu/tx0gF3o88H0Nrzv

Malware Config

Signatures

  • Stops running service(s) 3 TTPs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 5 IoCs
  • Launches sc.exe 1 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Kills process with taskkill 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 42 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4c008fb5cdf5279352646c6b77701da4b5d438910265ac456f982f4a79482082.exe
    "C:\Users\Admin\AppData\Local\Temp\4c008fb5cdf5279352646c6b77701da4b5d438910265ac456f982f4a79482082.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2664
    • C:\Windows\SysWOW64\CMD.exe
      CMD /C RD %TEMP% /S/Q & MKDIR %TEMP%
      2⤵
        PID:372
      • C:\Windows\SysWOW64\reg.exe
        reg delete "HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run" /f
        2⤵
        • Adds Run key to start application
        PID:2388
      • C:\Windows\SysWOW64\reg.exe
        reg delete "HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run" /f
        2⤵
          PID:2080
        • C:\Windows\SysWOW64\reg.exe
          reg delete "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /f
          2⤵
          • Adds Run key to start application
          PID:2536
        • C:\Windows\SysWOW64\sc.exe
          sc delete syshost32
          2⤵
          • Launches sc.exe
          PID:1756
        • C:\Windows\SysWOW64\CMD.exe
          CMD /C %WINDIR%\sysnative\reg delete "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /f
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:2856
          • C:\Windows\system32\reg.exe
            C:\Windows\sysnative\reg delete "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /f
            3⤵
            • Adds Run key to start application
            PID:1636
        • C:\Windows\SysWOW64\taskkill.exe
          taskkill /f /im msiexec.exe
          2⤵
          • Kills process with taskkill
          • Suspicious use of AdjustPrivilegeToken
          PID:780
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" CMD /C DEL /F /S /Q "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\*.* "
          2⤵
            PID:3416
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" CMD /C DEL /F /S /Q "C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\*.* "
            2⤵
              PID:1304
            • C:\Windows\SysWOW64\notepad.exe
              "C:\Windows\System32\notepad.exe"
              2⤵
                PID:788

            Network

            MITRE ATT&CK Enterprise v15

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