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Analysis

  • max time kernel
    3s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/01/2024, 02:12

General

  • Target

    473c7c2b5312e33799192b66183cc9de.exe

  • Size

    512KB

  • MD5

    473c7c2b5312e33799192b66183cc9de

  • SHA1

    efc8a29120e6c57e6360eed84b0173d1683b7a5b

  • SHA256

    17417d614536e55eec8bafb4a56b45c8000e7543f16b9cccc944d57fe07ca9b5

  • SHA512

    271e64924d1af77788a72273d6d6cc1b9960a085262b76a4278b2f37f45cad61363cc2a259b929a538d8a59a3ae9bf0b09dff190d42b7ab6e3dcde2885b6a65c

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6t:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5y

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 5 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 5 IoCs
  • Windows security modification 2 TTPs 6 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
  • Enumerates connected drives 3 TTPs 64 IoCs

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

  • Modifies WinLogon 2 TTPs 2 IoCs
  • AutoIT Executable 3 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 9 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 20 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of FindShellTrayWindow 18 IoCs
  • Suspicious use of SendNotifyMessage 18 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\473c7c2b5312e33799192b66183cc9de.exe
    "C:\Users\Admin\AppData\Local\Temp\473c7c2b5312e33799192b66183cc9de.exe"
    1⤵
    • Checks computer location settings
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4580
    • C:\Windows\SysWOW64\ouurigmcblorc.exe
      ouurigmcblorc.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:1216
    • C:\Windows\SysWOW64\oezhughf.exe
      oezhughf.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:4688
    • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
      "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Windows\mydoc.rtf" /o ""
      2⤵
        PID:4000
      • C:\Windows\SysWOW64\cmdxosojilonqgp.exe
        cmdxosojilonqgp.exe
        2⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:3784
      • C:\Windows\SysWOW64\dzpdrsqhet.exe
        dzpdrsqhet.exe
        2⤵
        • Modifies visibility of file extensions in Explorer
        • Modifies visiblity of hidden/system files in Explorer
        • Windows security bypass
        • Disables RegEdit via registry modification
        • Executes dropped EXE
        • Windows security modification
        • Enumerates connected drives
        • Modifies WinLogon
        • Drops file in System32 directory
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of WriteProcessMemory
        PID:368
    • C:\Windows\SysWOW64\oezhughf.exe
      C:\Windows\system32\oezhughf.exe
      1⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:4912

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Windows\SysWOW64\cmdxosojilonqgp.exe

      Filesize

      512KB

      MD5

      464202a2935b2e035114c3c435bc1ecc

      SHA1

      a3da5b3670fe0fe39de9d0cc6a6b96dddb9eccef

      SHA256

      1a9c269d578d7631df27b5b8daf4f0279401aecc4c27d44c94da378b81734bca

      SHA512

      f51f35892a372983ab28eb6a00b3b93a1a068c8771e1251c372ef422fbd7af72116396a8343e9f918c087ff9e00653df94ea47f542f94e149d16d455f802310c

    • memory/4000-46-0x00007FFE6E010000-0x00007FFE6E205000-memory.dmp

      Filesize

      2.0MB

    • memory/4000-41-0x00007FFE2E090000-0x00007FFE2E0A0000-memory.dmp

      Filesize

      64KB

    • memory/4000-42-0x00007FFE6E010000-0x00007FFE6E205000-memory.dmp

      Filesize

      2.0MB

    • memory/4000-44-0x00007FFE6E010000-0x00007FFE6E205000-memory.dmp

      Filesize

      2.0MB

    • memory/4000-45-0x00007FFE6E010000-0x00007FFE6E205000-memory.dmp

      Filesize

      2.0MB

    • memory/4000-140-0x00007FFE2E090000-0x00007FFE2E0A0000-memory.dmp

      Filesize

      64KB

    • memory/4000-49-0x00007FFE6E010000-0x00007FFE6E205000-memory.dmp

      Filesize

      2.0MB

    • memory/4000-51-0x00007FFE6E010000-0x00007FFE6E205000-memory.dmp

      Filesize

      2.0MB

    • memory/4000-53-0x00007FFE6E010000-0x00007FFE6E205000-memory.dmp

      Filesize

      2.0MB

    • memory/4000-52-0x00007FFE6E010000-0x00007FFE6E205000-memory.dmp

      Filesize

      2.0MB

    • memory/4000-54-0x00007FFE6E010000-0x00007FFE6E205000-memory.dmp

      Filesize

      2.0MB

    • memory/4000-55-0x00007FFE2BD70000-0x00007FFE2BD80000-memory.dmp

      Filesize

      64KB

    • memory/4000-50-0x00007FFE2BD70000-0x00007FFE2BD80000-memory.dmp

      Filesize

      64KB

    • memory/4000-48-0x00007FFE6E010000-0x00007FFE6E205000-memory.dmp

      Filesize

      2.0MB

    • memory/4000-43-0x00007FFE6E010000-0x00007FFE6E205000-memory.dmp

      Filesize

      2.0MB

    • memory/4000-39-0x00007FFE2E090000-0x00007FFE2E0A0000-memory.dmp

      Filesize

      64KB

    • memory/4000-47-0x00007FFE6E010000-0x00007FFE6E205000-memory.dmp

      Filesize

      2.0MB

    • memory/4000-38-0x00007FFE2E090000-0x00007FFE2E0A0000-memory.dmp

      Filesize

      64KB

    • memory/4000-37-0x00007FFE2E090000-0x00007FFE2E0A0000-memory.dmp

      Filesize

      64KB

    • memory/4000-40-0x00007FFE2E090000-0x00007FFE2E0A0000-memory.dmp

      Filesize

      64KB

    • memory/4000-105-0x00007FFE6E010000-0x00007FFE6E205000-memory.dmp

      Filesize

      2.0MB

    • memory/4000-139-0x00007FFE2E090000-0x00007FFE2E0A0000-memory.dmp

      Filesize

      64KB

    • memory/4000-144-0x00007FFE6E010000-0x00007FFE6E205000-memory.dmp

      Filesize

      2.0MB

    • memory/4000-145-0x00007FFE6E010000-0x00007FFE6E205000-memory.dmp

      Filesize

      2.0MB

    • memory/4000-146-0x00007FFE6E010000-0x00007FFE6E205000-memory.dmp

      Filesize

      2.0MB

    • memory/4000-143-0x00007FFE2E090000-0x00007FFE2E0A0000-memory.dmp

      Filesize

      64KB

    • memory/4000-142-0x00007FFE6E010000-0x00007FFE6E205000-memory.dmp

      Filesize

      2.0MB

    • memory/4000-141-0x00007FFE2E090000-0x00007FFE2E0A0000-memory.dmp

      Filesize

      64KB

    • memory/4580-0-0x0000000000400000-0x0000000000496000-memory.dmp

      Filesize

      600KB