Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    24/08/2024, 16:33

General

  • Target

    bf00eb72c25e71cfcc53f19f703ee407_JaffaCakes118.exe

  • Size

    494KB

  • MD5

    bf00eb72c25e71cfcc53f19f703ee407

  • SHA1

    0bd0a94bfb8233a883962807ba6989eb38ea6e18

  • SHA256

    158b4c3f48c7f0055684abfdade9b3f3d30b3987452f94354345f48a20230cf9

  • SHA512

    c55a31a18b42af2dd73d74f44a1b2edf3855c4cfd3ae42a2024bb2dcaaeebdc8f555a42747378d147cbb777a848c86bfeb70f7357adea8536f734ca6246b2d8b

  • SSDEEP

    12288:CB+RDcOLH4fpWXNVLtUboZ2vk0u0V532JhU1wr4BjWmDc:CBQcOLH4fwecj42JhfWj5g

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

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

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bf00eb72c25e71cfcc53f19f703ee407_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\bf00eb72c25e71cfcc53f19f703ee407_JaffaCakes118.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1924
    • C:\Users\Admin\AppData\Local\Temp\n6427\s6427.exe
      "C:\Users\Admin\AppData\Local\Temp\n6427\s6427.exe" ins.exe /e11967424 /u5280fe20-efa8-4c56-acec-17bc0a000013 /v"C:\Users\Admin\AppData\Local\Temp\bf00eb72c25e71cfcc53f19f703ee407_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2776

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • \Users\Admin\AppData\Local\Temp\n6427\s6427.exe

          Filesize

          269KB

          MD5

          ad76cab590ec4c1d3008589d2d2eb052

          SHA1

          3fd9b837fd4a078411c0958a41b1adb321e1016a

          SHA256

          a2111f7d4b36800e840b63573fcb044ea18fb4bc3fef2b8f2724d0d4b5e6c51a

          SHA512

          b8f6695a4c4c18046fb3da55f5c6d1fd60b4e90d8952bceb27296da1a522a97a829494bab103375595a599c602d337926270f2422401678af8d5393490e53432

        • memory/2776-14-0x000007FEF5C4E000-0x000007FEF5C4F000-memory.dmp

          Filesize

          4KB

        • memory/2776-16-0x000007FEF5990000-0x000007FEF632D000-memory.dmp

          Filesize

          9.6MB

        • memory/2776-15-0x00000000004A0000-0x00000000004AA000-memory.dmp

          Filesize

          40KB

        • memory/2776-17-0x000007FEF5990000-0x000007FEF632D000-memory.dmp

          Filesize

          9.6MB

        • memory/2776-18-0x000007FEF5C4E000-0x000007FEF5C4F000-memory.dmp

          Filesize

          4KB

        • memory/2776-19-0x000007FEF5990000-0x000007FEF632D000-memory.dmp

          Filesize

          9.6MB

        • memory/2776-20-0x000007FEF5990000-0x000007FEF632D000-memory.dmp

          Filesize

          9.6MB