Analysis

  • max time kernel
    140s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/10/2024, 19:05

General

  • Target

    070698575023236d3c67b1bc6c0692b3_JaffaCakes118.exe

  • Size

    327KB

  • MD5

    070698575023236d3c67b1bc6c0692b3

  • SHA1

    5e9079aa8bda2a37ef3704c5ea3a4d26eeff9a61

  • SHA256

    d674d6f6ba97ede8a677c9b8edef685f61116d6ae9624c51b5ee8a6f9a4e50c0

  • SHA512

    b31cdb42443845a8ff1605c515103b8c1ae87dc51bf4d07325e97937b7a7a41bce6d00c0b59d9764b3f0f8ec006f6da83064f03d629ac0cd4405b9ca8ae2ba11

  • SSDEEP

    6144:2iNuj4umPkObyGibna8Ch/nV8sk+CYC1SXD+QVwxY9AhH5C/3vVwtF9OkF:a3u/l8ch98VNbSz+7xY9ARYPutOkF

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 3 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\070698575023236d3c67b1bc6c0692b3_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\070698575023236d3c67b1bc6c0692b3_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:1772
  • 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 --field-trial-handle=4396,i,10597648459838880772,16562651767759956329,262144 --variations-seed-version --mojo-platform-channel-handle=4164 /prefetch:8
    1⤵
      PID:1312

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1772-0-0x0000000000400000-0x00000000004BC000-memory.dmp

            Filesize

            752KB

          • memory/1772-19-0x0000000000400000-0x00000000004BC000-memory.dmp

            Filesize

            752KB

          • memory/1772-25-0x0000000000400000-0x00000000004BC000-memory.dmp

            Filesize

            752KB