Analysis

  • max time kernel
    150s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/11/2023, 16:49

General

  • Target

    NEAS.c250a89ffd5c89cacba6bcc8de23f670.exe

  • Size

    119KB

  • MD5

    c250a89ffd5c89cacba6bcc8de23f670

  • SHA1

    d7096e095cbe55c2cbad54aee4f36b200e13b50c

  • SHA256

    56379d63f1e713fb95f7ab5a0f0809ca3fdccc5df601a6e12c6ed1f73f3c3dda

  • SHA512

    a8c3653a7c8ae7f78935a3f5b3da4d4b81f3dbdf2bedf31f524b7dfe84bfb0e15f566242035406f97986103b447d95328ccc34a870cd589c6af921e50ea90682

  • SSDEEP

    3072:BJHFdrsw60BBGMYwiTjKFngnDb0qnf29MkHTr7oX+dZEC0x+:B9swfBBLzoj4gnH0qnU3oXcqt+

Score
8/10

Malware Config

Signatures

  • Contacts a large (602) amount of remote hosts 1 TTPs

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

  • Deletes itself 1 IoCs
  • Executes dropped EXE 4 IoCs
  • Drops file in System32 directory 3 IoCs
  • Drops file in Program Files directory 36 IoCs
  • Modifies registry class 60 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.c250a89ffd5c89cacba6bcc8de23f670.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.c250a89ffd5c89cacba6bcc8de23f670.exe"
    1⤵
    • Drops file in System32 directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1336
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /installservice
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      PID:1064
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /start
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      PID:4672
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\NEAS.c250a89ffd5c89cacba6bcc8de23f670.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies registry class
      PID:440
  • 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:1976

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Windows\SysWOW64\urdvxc.exe

          Filesize

          119KB

          MD5

          c250a89ffd5c89cacba6bcc8de23f670

          SHA1

          d7096e095cbe55c2cbad54aee4f36b200e13b50c

          SHA256

          56379d63f1e713fb95f7ab5a0f0809ca3fdccc5df601a6e12c6ed1f73f3c3dda

          SHA512

          a8c3653a7c8ae7f78935a3f5b3da4d4b81f3dbdf2bedf31f524b7dfe84bfb0e15f566242035406f97986103b447d95328ccc34a870cd589c6af921e50ea90682

        • C:\Windows\SysWOW64\urdvxc.exe

          Filesize

          119KB

          MD5

          c250a89ffd5c89cacba6bcc8de23f670

          SHA1

          d7096e095cbe55c2cbad54aee4f36b200e13b50c

          SHA256

          56379d63f1e713fb95f7ab5a0f0809ca3fdccc5df601a6e12c6ed1f73f3c3dda

          SHA512

          a8c3653a7c8ae7f78935a3f5b3da4d4b81f3dbdf2bedf31f524b7dfe84bfb0e15f566242035406f97986103b447d95328ccc34a870cd589c6af921e50ea90682

        • C:\Windows\SysWOW64\urdvxc.exe

          Filesize

          119KB

          MD5

          c250a89ffd5c89cacba6bcc8de23f670

          SHA1

          d7096e095cbe55c2cbad54aee4f36b200e13b50c

          SHA256

          56379d63f1e713fb95f7ab5a0f0809ca3fdccc5df601a6e12c6ed1f73f3c3dda

          SHA512

          a8c3653a7c8ae7f78935a3f5b3da4d4b81f3dbdf2bedf31f524b7dfe84bfb0e15f566242035406f97986103b447d95328ccc34a870cd589c6af921e50ea90682

        • C:\Windows\SysWOW64\urdvxc.exe

          Filesize

          119KB

          MD5

          c250a89ffd5c89cacba6bcc8de23f670

          SHA1

          d7096e095cbe55c2cbad54aee4f36b200e13b50c

          SHA256

          56379d63f1e713fb95f7ab5a0f0809ca3fdccc5df601a6e12c6ed1f73f3c3dda

          SHA512

          a8c3653a7c8ae7f78935a3f5b3da4d4b81f3dbdf2bedf31f524b7dfe84bfb0e15f566242035406f97986103b447d95328ccc34a870cd589c6af921e50ea90682

        • C:\Windows\SysWOW64\urdvxc.exe

          Filesize

          119KB

          MD5

          c250a89ffd5c89cacba6bcc8de23f670

          SHA1

          d7096e095cbe55c2cbad54aee4f36b200e13b50c

          SHA256

          56379d63f1e713fb95f7ab5a0f0809ca3fdccc5df601a6e12c6ed1f73f3c3dda

          SHA512

          a8c3653a7c8ae7f78935a3f5b3da4d4b81f3dbdf2bedf31f524b7dfe84bfb0e15f566242035406f97986103b447d95328ccc34a870cd589c6af921e50ea90682

        • memory/440-29-0x00000000001C0000-0x00000000001DF000-memory.dmp

          Filesize

          124KB

        • memory/1064-6-0x0000000000440000-0x000000000045F000-memory.dmp

          Filesize

          124KB

        • memory/1064-7-0x0000000000400000-0x0000000000435000-memory.dmp

          Filesize

          212KB

        • memory/1064-8-0x0000000000440000-0x000000000045F000-memory.dmp

          Filesize

          124KB

        • memory/1336-0-0x0000000000400000-0x0000000000435000-memory.dmp

          Filesize

          212KB

        • memory/1336-1-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1336-28-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-44-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-51-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-20-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-21-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-22-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-23-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-24-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-25-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-26-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-14-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-30-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-92-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-15-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-31-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-32-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-33-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-34-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-35-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-36-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-37-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-38-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-39-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-40-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-41-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-42-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-43-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-12-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-45-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-46-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-47-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-48-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-49-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-50-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-17-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-52-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-53-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-54-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-55-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-56-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-57-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-58-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-59-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-60-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-61-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-62-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-63-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-64-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-65-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-66-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-67-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-68-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-69-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-70-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-71-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-72-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-73-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-74-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-75-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-76-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-77-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-78-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-79-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1976-80-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/4672-10-0x00000000001D0000-0x00000000001EF000-memory.dmp

          Filesize

          124KB

        • memory/4672-13-0x00000000001D0000-0x00000000001EF000-memory.dmp

          Filesize

          124KB