Analysis

  • max time kernel
    175s
  • max time network
    192s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/10/2022, 07:36

General

  • Target

    8e5d8aeea0e2c53def65832eea4fde6470b3f399e02912e3022d4db9dbefeeda.exe

  • Size

    62KB

  • MD5

    81996691741cef1af6da7d9d31f261f0

  • SHA1

    5284ea6f09a7b3e9fe50f5167938ca5946b38505

  • SHA256

    8e5d8aeea0e2c53def65832eea4fde6470b3f399e02912e3022d4db9dbefeeda

  • SHA512

    4e0ccc40e072d6ce1d673127eb992d702b392a5e806bbf8402df629021c747dfa9e536a111cf30dbc2e220672ccb2c9b221ce684a81c161d58fd626f6f74b36e

  • SSDEEP

    768:7I3QdRflsOTV8HX7+XgJe8BaWXjKetuOA1g03TZP6b05gbmuyOT3uPBox8mWeMfj:1OaqjWhTZScVOeox8mWPXmAqc/1ff

Score
8/10

Malware Config

Signatures

  • Contacts a large (502) amount of remote hosts 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Executes dropped EXE 4 IoCs
  • Drops file in System32 directory 3 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8e5d8aeea0e2c53def65832eea4fde6470b3f399e02912e3022d4db9dbefeeda.exe
    "C:\Users\Admin\AppData\Local\Temp\8e5d8aeea0e2c53def65832eea4fde6470b3f399e02912e3022d4db9dbefeeda.exe"
    1⤵
    • Drops file in System32 directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2040
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /installservice
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      PID:4612
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /start
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      PID:1616
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\8e5d8aeea0e2c53def65832eea4fde6470b3f399e02912e3022d4db9dbefeeda.exe
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      PID:4556
  • 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:2128

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    62KB

    MD5

    81996691741cef1af6da7d9d31f261f0

    SHA1

    5284ea6f09a7b3e9fe50f5167938ca5946b38505

    SHA256

    8e5d8aeea0e2c53def65832eea4fde6470b3f399e02912e3022d4db9dbefeeda

    SHA512

    4e0ccc40e072d6ce1d673127eb992d702b392a5e806bbf8402df629021c747dfa9e536a111cf30dbc2e220672ccb2c9b221ce684a81c161d58fd626f6f74b36e

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    62KB

    MD5

    81996691741cef1af6da7d9d31f261f0

    SHA1

    5284ea6f09a7b3e9fe50f5167938ca5946b38505

    SHA256

    8e5d8aeea0e2c53def65832eea4fde6470b3f399e02912e3022d4db9dbefeeda

    SHA512

    4e0ccc40e072d6ce1d673127eb992d702b392a5e806bbf8402df629021c747dfa9e536a111cf30dbc2e220672ccb2c9b221ce684a81c161d58fd626f6f74b36e

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    62KB

    MD5

    81996691741cef1af6da7d9d31f261f0

    SHA1

    5284ea6f09a7b3e9fe50f5167938ca5946b38505

    SHA256

    8e5d8aeea0e2c53def65832eea4fde6470b3f399e02912e3022d4db9dbefeeda

    SHA512

    4e0ccc40e072d6ce1d673127eb992d702b392a5e806bbf8402df629021c747dfa9e536a111cf30dbc2e220672ccb2c9b221ce684a81c161d58fd626f6f74b36e

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    62KB

    MD5

    81996691741cef1af6da7d9d31f261f0

    SHA1

    5284ea6f09a7b3e9fe50f5167938ca5946b38505

    SHA256

    8e5d8aeea0e2c53def65832eea4fde6470b3f399e02912e3022d4db9dbefeeda

    SHA512

    4e0ccc40e072d6ce1d673127eb992d702b392a5e806bbf8402df629021c747dfa9e536a111cf30dbc2e220672ccb2c9b221ce684a81c161d58fd626f6f74b36e

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    62KB

    MD5

    81996691741cef1af6da7d9d31f261f0

    SHA1

    5284ea6f09a7b3e9fe50f5167938ca5946b38505

    SHA256

    8e5d8aeea0e2c53def65832eea4fde6470b3f399e02912e3022d4db9dbefeeda

    SHA512

    4e0ccc40e072d6ce1d673127eb992d702b392a5e806bbf8402df629021c747dfa9e536a111cf30dbc2e220672ccb2c9b221ce684a81c161d58fd626f6f74b36e

  • memory/1616-141-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB

  • memory/1616-143-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB

  • memory/2040-146-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2040-133-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2040-132-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2128-149-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2128-148-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/4556-147-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB

  • memory/4612-138-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4612-137-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB