Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    15/10/2024, 22:00

General

  • Target

    4a36039a350769562822afc507ed47fd_JaffaCakes118.exe

  • Size

    865KB

  • MD5

    4a36039a350769562822afc507ed47fd

  • SHA1

    9f86305d0e26e77355d8d48a795607e7dadd4b36

  • SHA256

    9e70706aa9b9ca3b3e6c49975f47b850853fef59de4537b9447e747cff3a348d

  • SHA512

    1a7718bfd261bde92bdcc944f589425c61c5be76462cdb01b2340a92d808a404b33162e2229339ccaaa41e8c5f1916b390c73f3ed2c5d2e35b9bd512b302ad3e

  • SSDEEP

    24576:YnIECCSIaYh4cJH495Wq/TB9y6BbUGsM/jq:YnIVCSIa6Y9kq/vBbv//

Malware Config

Signatures

  • 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 1 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 1 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 12 IoCs
  • Suspicious use of SendNotifyMessage 12 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4a36039a350769562822afc507ed47fd_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4a36039a350769562822afc507ed47fd_JaffaCakes118.exe"
    1⤵
    • 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:2400

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2400-0-0x0000000000400000-0x0000000000A35000-memory.dmp

          Filesize

          6.2MB

        • memory/2400-1-0x0000000000390000-0x00000000003A0000-memory.dmp

          Filesize

          64KB

        • memory/2400-2-0x0000000000400000-0x0000000000A35000-memory.dmp

          Filesize

          6.2MB

        • memory/2400-5-0x0000000000400000-0x0000000000A35000-memory.dmp

          Filesize

          6.2MB

        • memory/2400-4-0x00000000009EB000-0x00000000009EC000-memory.dmp

          Filesize

          4KB

        • memory/2400-6-0x0000000000400000-0x0000000000A35000-memory.dmp

          Filesize

          6.2MB

        • memory/2400-7-0x0000000000400000-0x0000000000A35000-memory.dmp

          Filesize

          6.2MB

        • memory/2400-8-0x0000000000390000-0x00000000003A0000-memory.dmp

          Filesize

          64KB

        • memory/2400-9-0x00000000009EB000-0x00000000009EC000-memory.dmp

          Filesize

          4KB

        • memory/2400-10-0x0000000000400000-0x0000000000A35000-memory.dmp

          Filesize

          6.2MB

        • memory/2400-11-0x0000000000400000-0x0000000000A35000-memory.dmp

          Filesize

          6.2MB

        • memory/2400-12-0x0000000000400000-0x0000000000A35000-memory.dmp

          Filesize

          6.2MB

        • memory/2400-13-0x0000000000400000-0x0000000000A35000-memory.dmp

          Filesize

          6.2MB

        • memory/2400-15-0x0000000000400000-0x0000000000A35000-memory.dmp

          Filesize

          6.2MB

        • memory/2400-16-0x0000000000400000-0x0000000000A35000-memory.dmp

          Filesize

          6.2MB

        • memory/2400-17-0x0000000000400000-0x0000000000A35000-memory.dmp

          Filesize

          6.2MB

        • memory/2400-18-0x0000000000400000-0x0000000000A35000-memory.dmp

          Filesize

          6.2MB

        • memory/2400-19-0x0000000000400000-0x0000000000A35000-memory.dmp

          Filesize

          6.2MB

        • memory/2400-20-0x0000000000400000-0x0000000000A35000-memory.dmp

          Filesize

          6.2MB

        • memory/2400-21-0x0000000000400000-0x0000000000A35000-memory.dmp

          Filesize

          6.2MB

        • memory/2400-22-0x0000000000400000-0x0000000000A35000-memory.dmp

          Filesize

          6.2MB

        • memory/2400-23-0x0000000000400000-0x0000000000A35000-memory.dmp

          Filesize

          6.2MB

        • memory/2400-24-0x0000000000400000-0x0000000000A35000-memory.dmp

          Filesize

          6.2MB

        • memory/2400-25-0x0000000000400000-0x0000000000A35000-memory.dmp

          Filesize

          6.2MB

        • memory/2400-26-0x0000000000400000-0x0000000000A35000-memory.dmp

          Filesize

          6.2MB