Analysis

  • max time kernel
    93s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/07/2024, 02:48

General

  • Target

    20d3c0daac0396f4e1d96b8550c17896_JaffaCakes118.exe

  • Size

    32KB

  • MD5

    20d3c0daac0396f4e1d96b8550c17896

  • SHA1

    da86a9b13c6fd434e5195e2c1a7aa7a036a1d7e2

  • SHA256

    a9004ce06f4dc61a66972a2082ffd7b63614dc7bcb2072e262accbf119da0fc1

  • SHA512

    ee5be31dd1ef538bc0459fdfac7ff6c63e3af8f0a2dbc46e42d58407c79f469102c19cdda67e3c1a72054f065f4457c6bdda91c004862880f7fa9f27e1820c76

  • SSDEEP

    384:lHNjOwJLA9FNW9ZpvMeRDL0yZLa3RlOKybtMkt4U8Vc9oCcqXlEl:lHNjOwpr90KXvPuUtdQ

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\20d3c0daac0396f4e1d96b8550c17896_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\20d3c0daac0396f4e1d96b8550c17896_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1192
    • C:\Users\Admin\AppData\Local\TempServices.exe.exe
      "C:\Users\Admin\AppData\Local\TempServices.exe.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:1140
      • C:\Users\Admin\AppData\Local\TempServices.exe.exe
        StubPath
        3⤵
        • Executes dropped EXE
        PID:940
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 940 -s 456
          4⤵
          • Program crash
          PID:1280
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 940 -ip 940
    1⤵
      PID:3864

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\TempServices.exe.exe

      Filesize

      8KB

      MD5

      d9c2b44e52d92393f123bd4a81e01ffc

      SHA1

      711369b744207457b42cf2c58bd076d3f7f3da99

      SHA256

      fec0b1ae170aa92382867bdf8a5c8c93d6f4f93837d4c1b3077e469de555da82

      SHA512

      b3057334ea418a718401b2e3a8fd10c9887a313090cdca59238a55f309bdff1e29e25289c3f7277cd6871791755d8325715ceb50992ee8b827409309452040a1

    • memory/1140-11-0x0000000000400000-0x0000000000402200-memory.dmp

      Filesize

      8KB