Analysis

  • max time kernel
    152s
  • max time network
    192s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/11/2022, 12:32

General

  • Target

    54891adc8f4f8486dc0c0b8a29c7a19b7709850e1f077c6ac8cb9cfa1718fb65.exe

  • Size

    91KB

  • MD5

    1c8f1cc6c46f4abfdd18d5e6c4c8d46f

  • SHA1

    7b6dcd0e2a6dfac201e785cc23f0b47e31b54556

  • SHA256

    54891adc8f4f8486dc0c0b8a29c7a19b7709850e1f077c6ac8cb9cfa1718fb65

  • SHA512

    635e86cbcc6118c19356065e839a454ed7bb8b7fe88dcd7ed17e5d0cbc822a18cfad30c30910fe62c0952db14be55889f9a48c3b51d02ad12970758883a0f8b6

  • SSDEEP

    1536:rJxdI7uspFL7O5AoZxrphnM2B7GsX992R2v/278gVBG+uIzGc16YzRqaTzwZgHqs:1U7usppO2CXOSisX992RseIgG+XqbYdv

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 4 IoCs
  • Drops file in System32 directory 3 IoCs
  • Drops file in Program Files directory 30 IoCs
  • Modifies registry class 38 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\54891adc8f4f8486dc0c0b8a29c7a19b7709850e1f077c6ac8cb9cfa1718fb65.exe
    "C:\Users\Admin\AppData\Local\Temp\54891adc8f4f8486dc0c0b8a29c7a19b7709850e1f077c6ac8cb9cfa1718fb65.exe"
    1⤵
    • Drops file in System32 directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1152
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /installservice
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      PID:4544
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /start
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      PID:1316
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\54891adc8f4f8486dc0c0b8a29c7a19b7709850e1f077c6ac8cb9cfa1718fb65.exe
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      PID:3512
  • C:\Windows\SysWOW64\urdvxc.exe
    "C:\Windows\SysWOW64\urdvxc.exe" /service
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Modifies registry class
    PID:4288

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        • C:\Windows\SysWOW64\urdvxc.exe

          Filesize

          91KB

          MD5

          1c8f1cc6c46f4abfdd18d5e6c4c8d46f

          SHA1

          7b6dcd0e2a6dfac201e785cc23f0b47e31b54556

          SHA256

          54891adc8f4f8486dc0c0b8a29c7a19b7709850e1f077c6ac8cb9cfa1718fb65

          SHA512

          635e86cbcc6118c19356065e839a454ed7bb8b7fe88dcd7ed17e5d0cbc822a18cfad30c30910fe62c0952db14be55889f9a48c3b51d02ad12970758883a0f8b6

        • C:\Windows\SysWOW64\urdvxc.exe

          Filesize

          91KB

          MD5

          1c8f1cc6c46f4abfdd18d5e6c4c8d46f

          SHA1

          7b6dcd0e2a6dfac201e785cc23f0b47e31b54556

          SHA256

          54891adc8f4f8486dc0c0b8a29c7a19b7709850e1f077c6ac8cb9cfa1718fb65

          SHA512

          635e86cbcc6118c19356065e839a454ed7bb8b7fe88dcd7ed17e5d0cbc822a18cfad30c30910fe62c0952db14be55889f9a48c3b51d02ad12970758883a0f8b6

        • C:\Windows\SysWOW64\urdvxc.exe

          Filesize

          91KB

          MD5

          1c8f1cc6c46f4abfdd18d5e6c4c8d46f

          SHA1

          7b6dcd0e2a6dfac201e785cc23f0b47e31b54556

          SHA256

          54891adc8f4f8486dc0c0b8a29c7a19b7709850e1f077c6ac8cb9cfa1718fb65

          SHA512

          635e86cbcc6118c19356065e839a454ed7bb8b7fe88dcd7ed17e5d0cbc822a18cfad30c30910fe62c0952db14be55889f9a48c3b51d02ad12970758883a0f8b6

        • C:\Windows\SysWOW64\urdvxc.exe

          Filesize

          91KB

          MD5

          1c8f1cc6c46f4abfdd18d5e6c4c8d46f

          SHA1

          7b6dcd0e2a6dfac201e785cc23f0b47e31b54556

          SHA256

          54891adc8f4f8486dc0c0b8a29c7a19b7709850e1f077c6ac8cb9cfa1718fb65

          SHA512

          635e86cbcc6118c19356065e839a454ed7bb8b7fe88dcd7ed17e5d0cbc822a18cfad30c30910fe62c0952db14be55889f9a48c3b51d02ad12970758883a0f8b6

        • C:\Windows\SysWOW64\urdvxc.exe

          Filesize

          91KB

          MD5

          1c8f1cc6c46f4abfdd18d5e6c4c8d46f

          SHA1

          7b6dcd0e2a6dfac201e785cc23f0b47e31b54556

          SHA256

          54891adc8f4f8486dc0c0b8a29c7a19b7709850e1f077c6ac8cb9cfa1718fb65

          SHA512

          635e86cbcc6118c19356065e839a454ed7bb8b7fe88dcd7ed17e5d0cbc822a18cfad30c30910fe62c0952db14be55889f9a48c3b51d02ad12970758883a0f8b6

        • memory/1152-133-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1152-132-0x0000000000400000-0x000000000042E000-memory.dmp

          Filesize

          184KB

        • memory/1316-140-0x00000000001C0000-0x00000000001DF000-memory.dmp

          Filesize

          124KB

        • memory/3512-143-0x00000000001C0000-0x00000000001DF000-memory.dmp

          Filesize

          124KB

        • memory/4288-145-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/4288-146-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/4544-137-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB