Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    16/10/2024, 23:58

General

  • Target

    4fba9d0d60bd23cace72ce982cf9271c_JaffaCakes118.exe

  • Size

    870KB

  • MD5

    4fba9d0d60bd23cace72ce982cf9271c

  • SHA1

    a71d454ace0af57237db231a5526ab312557ad79

  • SHA256

    48cb8cb1863c4f22b851dab052da40c8b863f759094e5b469a2a9391e89c1204

  • SHA512

    b88de348aef5d292797a297cdb4050eec3d6d12dc2d26cf1da8368a6ebec30b3a6e25427642c17c5fa6789fc0b085e9a40edd2b75757c638844452759d1ae339

  • SSDEEP

    24576:XIN+LbdNU3MWM6TeGN28MTjCjeUDV1IL5vaeU:/w8N6TeY2APIdv

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • 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.

  • UPX packed file 4 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of FindShellTrayWindow 15 IoCs
  • Suspicious use of SendNotifyMessage 15 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4fba9d0d60bd23cace72ce982cf9271c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4fba9d0d60bd23cace72ce982cf9271c_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1704
    • 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)
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:2540

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • \ProgramData\defender.exe

          Filesize

          821KB

          MD5

          9e23b23b3a4784cadc884fe2857aa6a9

          SHA1

          6dfc0ee1d0ff1e276bb00fa15ae9f486d0f0fceb

          SHA256

          7c4b67077856a65e5c588f4ad651e349d5f361a9c056b3a0463414f355c068ac

          SHA512

          8396de774eb4bc40985c338e5ef3f8260d67e10f8cf13b8b5af314e81b0f3dfc1ec59f5fe83016a20bcf8f7d84bb0b31da502214b2040a200e903bc22d41c14d

        • memory/1704-30-0x0000000000400000-0x0000000000695000-memory.dmp

          Filesize

          2.6MB

        • memory/1704-2-0x0000000000A00000-0x0000000000A10000-memory.dmp

          Filesize

          64KB

        • memory/1704-3-0x0000000000400000-0x0000000000695000-memory.dmp

          Filesize

          2.6MB

        • memory/1704-6-0x0000000077DC0000-0x0000000077DC1000-memory.dmp

          Filesize

          4KB

        • memory/1704-9-0x0000000000404000-0x0000000000405000-memory.dmp

          Filesize

          4KB

        • memory/1704-23-0x0000000002DF0000-0x0000000003417000-memory.dmp

          Filesize

          6.2MB

        • memory/1704-22-0x0000000002DF0000-0x0000000003417000-memory.dmp

          Filesize

          6.2MB

        • memory/1704-0-0x0000000000400000-0x0000000000695000-memory.dmp

          Filesize

          2.6MB

        • memory/1704-20-0x00000000003F0000-0x0000000000400000-memory.dmp

          Filesize

          64KB

        • memory/1704-31-0x0000000000A00000-0x0000000000A10000-memory.dmp

          Filesize

          64KB

        • memory/2540-33-0x0000000000400000-0x0000000000A27000-memory.dmp

          Filesize

          6.2MB

        • memory/2540-40-0x0000000000400000-0x0000000000A27000-memory.dmp

          Filesize

          6.2MB

        • memory/2540-27-0x0000000000400000-0x0000000000A27000-memory.dmp

          Filesize

          6.2MB

        • memory/2540-24-0x0000000000400000-0x0000000000A27000-memory.dmp

          Filesize

          6.2MB

        • memory/2540-32-0x0000000000400000-0x0000000000A27000-memory.dmp

          Filesize

          6.2MB

        • memory/2540-26-0x0000000000400000-0x0000000000A27000-memory.dmp

          Filesize

          6.2MB

        • memory/2540-34-0x0000000000400000-0x0000000000A27000-memory.dmp

          Filesize

          6.2MB

        • memory/2540-35-0x0000000000400000-0x0000000000A27000-memory.dmp

          Filesize

          6.2MB

        • memory/2540-36-0x0000000000400000-0x0000000000A27000-memory.dmp

          Filesize

          6.2MB

        • memory/2540-38-0x0000000000400000-0x0000000000A27000-memory.dmp

          Filesize

          6.2MB

        • memory/2540-39-0x0000000000400000-0x0000000000A27000-memory.dmp

          Filesize

          6.2MB

        • memory/2540-29-0x0000000000400000-0x0000000000A27000-memory.dmp

          Filesize

          6.2MB

        • memory/2540-41-0x0000000000400000-0x0000000000A27000-memory.dmp

          Filesize

          6.2MB

        • memory/2540-42-0x0000000000400000-0x0000000000A27000-memory.dmp

          Filesize

          6.2MB

        • memory/2540-43-0x0000000000400000-0x0000000000A27000-memory.dmp

          Filesize

          6.2MB

        • memory/2540-44-0x0000000000400000-0x0000000000A27000-memory.dmp

          Filesize

          6.2MB

        • memory/2540-45-0x0000000000400000-0x0000000000A27000-memory.dmp

          Filesize

          6.2MB

        • memory/2540-46-0x0000000000400000-0x0000000000A27000-memory.dmp

          Filesize

          6.2MB

        • memory/2540-47-0x0000000000400000-0x0000000000A27000-memory.dmp

          Filesize

          6.2MB

        • memory/2540-48-0x0000000000400000-0x0000000000A27000-memory.dmp

          Filesize

          6.2MB

        • memory/2540-49-0x0000000000400000-0x0000000000A27000-memory.dmp

          Filesize

          6.2MB