Analysis

  • max time kernel
    150s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    21/07/2024, 19:56

General

  • Target

    612f6d4d1f51ea5fbfa9eec548db2d50_JaffaCakes118.exe

  • Size

    932KB

  • MD5

    612f6d4d1f51ea5fbfa9eec548db2d50

  • SHA1

    2f3659c7027079fbd8d1602ca16b0d28cccfd158

  • SHA256

    8634576db6feba8369961943a999d8e17e8fb39d501ff93749aae01e2afb1df6

  • SHA512

    82147f55dd4f96d1c5ceec062ec91f4918e7ef0e57d77a3bc6134c650a0296cbfa6beb43c90eec327bbf8a4e57de980b27570930bd50f395e83bb310cc0557d4

  • SSDEEP

    24576:1OrXTcBHCTg0DHBiZcEaRWnhEFKWtcv13ZMdy89JjHYJ4:0XT+f0zsZasiHOti88v24

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • UPX packed file 3 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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.

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of FindShellTrayWindow 9 IoCs
  • Suspicious use of SendNotifyMessage 9 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\612f6d4d1f51ea5fbfa9eec548db2d50_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\612f6d4d1f51ea5fbfa9eec548db2d50_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:2708
    • C:\ProgramData\defender.exe
      C:\ProgramData\defender.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Enumerates connected drives
      • Writes to the Master Boot Record (MBR)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:2800

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • \ProgramData\defender.exe

          Filesize

          851KB

          MD5

          fb85ef872f04ea75fcaafb5a225336e8

          SHA1

          6d7db894f689eaa9b7452a43c0004f5cf3545375

          SHA256

          3e68ad666d550d0dc3efaee761dc3bb895de9ef416735b0e1f86942ef16ab072

          SHA512

          edc59c18256af31d98e21938da164bf5cbe8d99b19875c1801e5c47c3b049c666b33abcec2a94e4df02df47cf28dea1ed827836838479a7bafff778e961ec305

        • memory/2708-25-0x0000000000400000-0x00000000006EB000-memory.dmp

          Filesize

          2.9MB

        • memory/2708-1-0x0000000000250000-0x0000000000260000-memory.dmp

          Filesize

          64KB

        • memory/2708-2-0x0000000000400000-0x00000000006EB000-memory.dmp

          Filesize

          2.9MB

        • memory/2708-5-0x00000000777F0000-0x00000000777F1000-memory.dmp

          Filesize

          4KB

        • memory/2708-8-0x0000000000404000-0x0000000000405000-memory.dmp

          Filesize

          4KB

        • memory/2708-12-0x00000000003D0000-0x00000000003E0000-memory.dmp

          Filesize

          64KB

        • memory/2708-18-0x0000000002E10000-0x0000000003438000-memory.dmp

          Filesize

          6.2MB

        • memory/2708-0-0x0000000000400000-0x00000000006EB000-memory.dmp

          Filesize

          2.9MB

        • memory/2800-26-0x0000000000400000-0x0000000000A28000-memory.dmp

          Filesize

          6.2MB

        • memory/2800-33-0x0000000000400000-0x0000000000A28000-memory.dmp

          Filesize

          6.2MB

        • memory/2800-24-0x0000000000400000-0x0000000000A28000-memory.dmp

          Filesize

          6.2MB

        • memory/2800-23-0x0000000000400000-0x0000000000A28000-memory.dmp

          Filesize

          6.2MB

        • memory/2800-20-0x0000000000400000-0x0000000000A28000-memory.dmp

          Filesize

          6.2MB

        • memory/2800-19-0x0000000000400000-0x0000000000A28000-memory.dmp

          Filesize

          6.2MB

        • memory/2800-27-0x0000000000400000-0x0000000000A28000-memory.dmp

          Filesize

          6.2MB

        • memory/2800-28-0x0000000000400000-0x0000000000A28000-memory.dmp

          Filesize

          6.2MB

        • memory/2800-29-0x0000000000400000-0x0000000000A28000-memory.dmp

          Filesize

          6.2MB

        • memory/2800-30-0x0000000000400000-0x0000000000A28000-memory.dmp

          Filesize

          6.2MB

        • memory/2800-32-0x0000000000400000-0x0000000000A28000-memory.dmp

          Filesize

          6.2MB

        • memory/2800-22-0x0000000000400000-0x0000000000A28000-memory.dmp

          Filesize

          6.2MB

        • memory/2800-34-0x0000000000400000-0x0000000000A28000-memory.dmp

          Filesize

          6.2MB

        • memory/2800-35-0x0000000000400000-0x0000000000A28000-memory.dmp

          Filesize

          6.2MB

        • memory/2800-36-0x0000000000400000-0x0000000000A28000-memory.dmp

          Filesize

          6.2MB

        • memory/2800-37-0x0000000000400000-0x0000000000A28000-memory.dmp

          Filesize

          6.2MB

        • memory/2800-38-0x0000000000400000-0x0000000000A28000-memory.dmp

          Filesize

          6.2MB

        • memory/2800-39-0x0000000000400000-0x0000000000A28000-memory.dmp

          Filesize

          6.2MB

        • memory/2800-40-0x0000000000400000-0x0000000000A28000-memory.dmp

          Filesize

          6.2MB

        • memory/2800-41-0x0000000000400000-0x0000000000A28000-memory.dmp

          Filesize

          6.2MB

        • memory/2800-42-0x0000000000400000-0x0000000000A28000-memory.dmp

          Filesize

          6.2MB

        • memory/2800-43-0x0000000000400000-0x0000000000A28000-memory.dmp

          Filesize

          6.2MB