Analysis

  • max time kernel
    138s
  • max time network
    130s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/05/2024, 23:37

General

  • Target

    65345ff19ee0b802f834a328afaac04d_JaffaCakes118.exe

  • Size

    664KB

  • MD5

    65345ff19ee0b802f834a328afaac04d

  • SHA1

    95e447fc4cea2ae70466ede3e3c324f50913e08c

  • SHA256

    23bc0e390e86771c51cca3a05511eaebe8799362a2fd9dafdccd5c0aff9371e6

  • SHA512

    556b72322f6d1f5b7cdc672e5ffc2d0ab565fb5bcb5a8628269f296cbe5d3a7c29e0a1ef714d18c0d9f4c8b2294bd799c175b82ff7753285213c8d7ece61fefb

  • SSDEEP

    12288:YTf5y14kK0RuPZf1HW9Yui4IRYK2VO0X9bDIFVhB0ZJE+Xhs16U:Wf5yCkqZf129YupJ9O0X9b0FVDqEcC1T

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\65345ff19ee0b802f834a328afaac04d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\65345ff19ee0b802f834a328afaac04d_JaffaCakes118.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks computer location settings
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2540
    • C:\Users\Admin\AppData\Local\Temp\n4288\s4288.exe
      "C:\Users\Admin\AppData\Local\Temp\n4288\s4288.exe" 388c277b254e772aa94edc8budmRZU+hjEoHnsa3M1//CpAQwhjULQ4eig/MxkIIoTnpfQePVAiLYP9V3ZhLw1I6lP69Pv83kHJ+kPLhPmG6xLu858cFgTcoTg2tfoMUXWfVWbQU8ahRzqRBrDQQ0e3QThy02DwsvjyAA+IWfCC/qOoWwF3E3nVpl+V9DCc= /v "C:\Users\Admin\AppData\Local\Temp\65345ff19ee0b802f834a328afaac04d_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2736
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4332,i,9746875443948590908,1444894342962555245,262144 --variations-seed-version --mojo-platform-channel-handle=4180 /prefetch:8
    1⤵
      PID:4392

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\n4288\s4288.exe

            Filesize

            350KB

            MD5

            fa6ed0f7848455d3f0929a2954f39c47

            SHA1

            41d67fd1285246b71a7ffb7b3b7debc0f71d3bbf

            SHA256

            f9cdc17ae98b92e4dd757e07dc7966d845cef242d549fdc0587e8e548062df46

            SHA512

            463ef43ec36dd5c65fab50312df35a647840db4b8aab779fdfebdb3988a36effedd6b6a91e4b8eb7f9b38f9989bd793a8b0ca64f292310caa1b71747ca1b0d92

          • memory/2736-12-0x00007FFB40CA5000-0x00007FFB40CA6000-memory.dmp

            Filesize

            4KB

          • memory/2736-13-0x00007FFB409F0000-0x00007FFB41391000-memory.dmp

            Filesize

            9.6MB

          • memory/2736-29-0x000000001BE50000-0x000000001BE60000-memory.dmp

            Filesize

            64KB

          • memory/2736-32-0x000000001CBE0000-0x000000001D0AE000-memory.dmp

            Filesize

            4.8MB

          • memory/2736-33-0x000000001D150000-0x000000001D1EC000-memory.dmp

            Filesize

            624KB

          • memory/2736-34-0x00007FFB409F0000-0x00007FFB41391000-memory.dmp

            Filesize

            9.6MB

          • memory/2736-35-0x000000001D2E0000-0x000000001D342000-memory.dmp

            Filesize

            392KB

          • memory/2736-36-0x00007FFB409F0000-0x00007FFB41391000-memory.dmp

            Filesize

            9.6MB

          • memory/2736-37-0x00007FFB409F0000-0x00007FFB41391000-memory.dmp

            Filesize

            9.6MB

          • memory/2736-38-0x000000001BE70000-0x000000001BE78000-memory.dmp

            Filesize

            32KB

          • memory/2736-39-0x00007FFB409F0000-0x00007FFB41391000-memory.dmp

            Filesize

            9.6MB

          • memory/2736-40-0x00007FFB409F0000-0x00007FFB41391000-memory.dmp

            Filesize

            9.6MB

          • memory/2736-41-0x00007FFB409F0000-0x00007FFB41391000-memory.dmp

            Filesize

            9.6MB

          • memory/2736-42-0x00007FFB409F0000-0x00007FFB41391000-memory.dmp

            Filesize

            9.6MB

          • memory/2736-43-0x0000000020730000-0x000000002086C000-memory.dmp

            Filesize

            1.2MB

          • memory/2736-44-0x0000000020D80000-0x000000002128E000-memory.dmp

            Filesize

            5.1MB

          • memory/2736-45-0x00007FFB409F0000-0x00007FFB41391000-memory.dmp

            Filesize

            9.6MB

          • memory/2736-46-0x00007FFB40CA5000-0x00007FFB40CA6000-memory.dmp

            Filesize

            4KB

          • memory/2736-47-0x00007FFB409F0000-0x00007FFB41391000-memory.dmp

            Filesize

            9.6MB

          • memory/2736-48-0x00007FFB409F0000-0x00007FFB41391000-memory.dmp

            Filesize

            9.6MB

          • memory/2736-50-0x00007FFB409F0000-0x00007FFB41391000-memory.dmp

            Filesize

            9.6MB