Analysis

  • max time kernel
    142s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-04-2024 19:55

General

  • Target

    ebde78d68bebfdd1de1645e1293406da_JaffaCakes118.exe

  • Size

    339KB

  • MD5

    ebde78d68bebfdd1de1645e1293406da

  • SHA1

    f7abb4a99bf93d3161c622b616e5bdbf5d4e2b1c

  • SHA256

    d083226073af407d873224136e2e9a830c48c9a45b3386478a38151f94c80256

  • SHA512

    f9316194a22068587f00b9d619550af6013e34130c9f6d99d21c5d622fa0ef719290d056f1441640c459c07f566e4541eb3b9bf1a36e662e81c095dcff54a50b

  • SSDEEP

    6144:8YA5wVdCy6wrbDY0rDqTWC4zEDzKuTrSbxc97cqaGtQj75Jz1aMVr+V8gH:Ljyy64VrDqTWIzW+9YqaG2BN90V8w

Malware Config

Signatures

  • UPX packed file 3 IoCs

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

  • 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.

  • Modifies system certificate store 2 TTPs 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ebde78d68bebfdd1de1645e1293406da_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ebde78d68bebfdd1de1645e1293406da_JaffaCakes118.exe"
    1⤵
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Modifies system certificate store
    PID:3248
  • 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 --mojo-platform-channel-handle=3936 --field-trial-handle=2280,i,4114443225282860369,4764091921472631035,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:3392

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3248-0-0x0000000000400000-0x00000000004BF000-memory.dmp

      Filesize

      764KB

    • memory/3248-14-0x0000000000400000-0x00000000004BF000-memory.dmp

      Filesize

      764KB

    • memory/3248-15-0x0000000000400000-0x00000000004BF000-memory.dmp

      Filesize

      764KB