Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/08/2024, 14:54

General

  • Target

    868097a2c56098587d0939ee19131951_JaffaCakes118.exe

  • Size

    109KB

  • MD5

    868097a2c56098587d0939ee19131951

  • SHA1

    206da9e4a557352622c1dcaba1fa3cc66c67d913

  • SHA256

    694d7c7497f54a209d0082512c6786360a6d2362da9608eb328ee0338a83c71b

  • SHA512

    42fad12ecfac0bf58de22c4e0052c0f727e50a167320802203b068395841cfbf27e9ab60bb786fd669720e8132cd83fa7951536a3d07b6ca862a0e85f365954b

  • SSDEEP

    3072:JxU74j6TfClOzmPrjr2UIYPxnsk9KfKTtj6+RTrnX:JxU7+6TfClO4rX2cPxsk97TtjzfnX

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 4 IoCs
  • Drops file in System32 directory 3 IoCs
  • Drops file in Program Files directory 38 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\868097a2c56098587d0939ee19131951_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\868097a2c56098587d0939ee19131951_JaffaCakes118.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:716
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /installservice
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      PID:4456
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /start
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      PID:3984
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\868097a2c56098587d0939ee19131951_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies registry class
      PID:2972
  • 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:2508

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Windows\SysWOW64\urdvxc.exe

          Filesize

          109KB

          MD5

          868097a2c56098587d0939ee19131951

          SHA1

          206da9e4a557352622c1dcaba1fa3cc66c67d913

          SHA256

          694d7c7497f54a209d0082512c6786360a6d2362da9608eb328ee0338a83c71b

          SHA512

          42fad12ecfac0bf58de22c4e0052c0f727e50a167320802203b068395841cfbf27e9ab60bb786fd669720e8132cd83fa7951536a3d07b6ca862a0e85f365954b

        • memory/716-0-0x0000000000400000-0x0000000000430000-memory.dmp

          Filesize

          192KB

        • memory/716-1-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/716-36-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/2508-48-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-51-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-16-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-18-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-11-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-19-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-20-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-21-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-22-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-23-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-24-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-25-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-26-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-27-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-28-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-29-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-30-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-31-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-32-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-33-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-34-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-35-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-451-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-39-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-40-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-41-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-42-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-43-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-44-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-45-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-46-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-47-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-17-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-12-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-73-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-49-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-52-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-53-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-54-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-55-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-79-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-57-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-58-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-59-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-60-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-61-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-62-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-63-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-64-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-65-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-66-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-67-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-68-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-69-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-70-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-71-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-72-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-50-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-74-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-75-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-76-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-77-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2508-78-0x0000000000430000-0x000000000044F000-memory.dmp

          Filesize

          124KB

        • memory/2972-56-0x00000000001C0000-0x00000000001DF000-memory.dmp

          Filesize

          124KB

        • memory/2972-38-0x00000000001C0000-0x00000000001DF000-memory.dmp

          Filesize

          124KB

        • memory/3984-9-0x00000000001C0000-0x00000000001DF000-memory.dmp

          Filesize

          124KB

        • memory/4456-6-0x0000000000400000-0x0000000000430000-memory.dmp

          Filesize

          192KB

        • memory/4456-7-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB