Analysis

  • max time kernel
    141s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    16/10/2024, 23:18

General

  • Target

    4f90a2b2d47b263af3b438663b13db73_JaffaCakes118.exe

  • Size

    228KB

  • MD5

    4f90a2b2d47b263af3b438663b13db73

  • SHA1

    90a8ada0eafad793303a052cd6d6b210eead1da8

  • SHA256

    fb71416d70905683baa06b896414669de75f92df6bbab23c5b87c6fbc9859ee9

  • SHA512

    9689ea0e0d5410595814d5f54276b9a4456590da0006d74cce346f26c69f8ca83225f848eab25d6f6faef6aa3bc9deaa52672fe6e00c942c45df0b1d37f716b7

  • SSDEEP

    6144:JasQRtbuf4vT42sNzsRN8lxwOzHJeuTJZ5hAS0W4:MruAvUNz6N8DtJdX5hAS0W4

Malware Config

Signatures

  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • UPX packed file 6 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 1 IoCs
  • 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.

  • Modifies system certificate store 2 TTPs 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4f90a2b2d47b263af3b438663b13db73_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4f90a2b2d47b263af3b438663b13db73_JaffaCakes118.exe"
    1⤵
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Modifies system certificate store
    PID:2984

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\CabBC4F.tmp

          Filesize

          70KB

          MD5

          49aebf8cbd62d92ac215b2923fb1b9f5

          SHA1

          1723be06719828dda65ad804298d0431f6aff976

          SHA256

          b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

          SHA512

          bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

        • C:\Users\Admin\AppData\Local\Temp\TarBC71.tmp

          Filesize

          181KB

          MD5

          4ea6026cf93ec6338144661bf1202cd1

          SHA1

          a1dec9044f750ad887935a01430bf49322fbdcb7

          SHA256

          8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

          SHA512

          6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

        • memory/2984-0-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB

        • memory/2984-61-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB

        • memory/2984-63-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB

        • memory/2984-66-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB

        • memory/2984-67-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB

        • memory/2984-73-0x0000000000400000-0x0000000000486000-memory.dmp

          Filesize

          536KB