Analysis

  • max time kernel
    150s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/08/2024, 00:36

General

  • Target

    a08bec7dec87748da1e8acaaa6c9b8ca_JaffaCakes118.exe

  • Size

    181KB

  • MD5

    a08bec7dec87748da1e8acaaa6c9b8ca

  • SHA1

    19d5beae1287be08723b62dafaa3b1627b41a93e

  • SHA256

    50f89ca1a8b1932380f8c21d7c47f12d2c70682d83bc2a890e3127549e23c4ad

  • SHA512

    eb6b747cd70973e65a77f985a05733f555ece34a397851f7eaf50edb4304b101d67e9161f07a76cbd8667ad7fa0d7bcf7056c94b32c9b4cf0d12e11ef6b1eddd

  • SSDEEP

    3072:c9Xf6I8E/UQJXT1LCOTQ+X4QhvGf47HVCYK1rQNj7SIlMXF0m+zNoWX:mivENFCOt5GS1C31rQNblurAoWX

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 37 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Modifies registry class 60 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a08bec7dec87748da1e8acaaa6c9b8ca_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a08bec7dec87748da1e8acaaa6c9b8ca_JaffaCakes118.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:3940
    • 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:3380
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /start
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      PID:4980
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\a08bec7dec87748da1e8acaaa6c9b8ca_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies registry class
      PID:608
  • 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
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    PID:2004

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Windows\SysWOW64\urdvxc.exe

          Filesize

          181KB

          MD5

          a08bec7dec87748da1e8acaaa6c9b8ca

          SHA1

          19d5beae1287be08723b62dafaa3b1627b41a93e

          SHA256

          50f89ca1a8b1932380f8c21d7c47f12d2c70682d83bc2a890e3127549e23c4ad

          SHA512

          eb6b747cd70973e65a77f985a05733f555ece34a397851f7eaf50edb4304b101d67e9161f07a76cbd8667ad7fa0d7bcf7056c94b32c9b4cf0d12e11ef6b1eddd

        • memory/608-57-0x00000000000C0000-0x00000000000DF000-memory.dmp

          Filesize

          124KB

        • memory/2004-47-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-45-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-452-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-80-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-79-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-78-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-77-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-20-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-19-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-21-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-22-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-23-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-24-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-25-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-26-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-27-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-28-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-29-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-30-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-31-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-32-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-33-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-34-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-35-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-36-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-37-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-76-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-40-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-41-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-42-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-43-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-44-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-48-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-46-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-18-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-14-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-62-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-50-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-51-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-52-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-53-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-54-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-55-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-56-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-12-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-58-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-59-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-60-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-61-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-49-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-63-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-64-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-65-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-66-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-67-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-68-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-69-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-70-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-71-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-72-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-73-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-74-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/2004-75-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/3380-8-0x00000000001D0000-0x00000000001EF000-memory.dmp

          Filesize

          124KB

        • memory/3380-7-0x0000000000400000-0x0000000000441000-memory.dmp

          Filesize

          260KB

        • memory/3380-6-0x00000000001D0000-0x00000000001EF000-memory.dmp

          Filesize

          124KB

        • memory/3940-39-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/3940-1-0x00000000001B0000-0x00000000001CF000-memory.dmp

          Filesize

          124KB

        • memory/3940-0-0x0000000000400000-0x0000000000441000-memory.dmp

          Filesize

          260KB

        • memory/4980-10-0x00000000000C0000-0x00000000000DF000-memory.dmp

          Filesize

          124KB

        • memory/4980-13-0x00000000000C0000-0x00000000000DF000-memory.dmp

          Filesize

          124KB