Analysis

  • max time kernel
    140s
  • max time network
    101s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/05/2024, 04:02

General

  • Target

    1f6309f73422b2c6b9842ecc762c3af7_JaffaCakes118.exe

  • Size

    411KB

  • MD5

    1f6309f73422b2c6b9842ecc762c3af7

  • SHA1

    952ce9b908eaa19939c5f10aa6d77084df5bff09

  • SHA256

    8bcedd975286df6a6d4a50c022d646c62a6c3fe904e2d0d524e4d59c263e7cc8

  • SHA512

    460228bcb451c647422ab7ae578b56714b222d99ea0b8abdf5934922956d895012ab00a0266bf61590dc0bd221219fd5a2524901c9b2f0687fb54c136c1dfad4

  • SSDEEP

    6144:Kzg9hGPXBXDp4aufkZx5/Txkis+4sukqH8x7RhtNGLM2cKhkGW9zD3oqEoxJGaaz:iZXVufk1GEFqHgaw2ZkZ9n3o8xJc6AH

Malware Config

Signatures

  • UPX packed file 2 IoCs

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

  • 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.

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of FindShellTrayWindow 6 IoCs
  • Suspicious use of SendNotifyMessage 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1f6309f73422b2c6b9842ecc762c3af7_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\1f6309f73422b2c6b9842ecc762c3af7_JaffaCakes118.exe"
    1⤵
    • Writes to the Master Boot Record (MBR)
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:1524

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1524-0-0x0000000000400000-0x000000000052B000-memory.dmp

          Filesize

          1.2MB

        • memory/1524-1-0x0000000000B30000-0x0000000000B31000-memory.dmp

          Filesize

          4KB

        • memory/1524-14-0x0000000000400000-0x000000000052B000-memory.dmp

          Filesize

          1.2MB

        • memory/1524-16-0x0000000000B30000-0x0000000000B31000-memory.dmp

          Filesize

          4KB