Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    15/10/2024, 21:35

General

  • Target

    4a1db48566086fbf8018fe15a73261c4_JaffaCakes118.exe

  • Size

    867KB

  • MD5

    4a1db48566086fbf8018fe15a73261c4

  • SHA1

    38221581efc349603c49658e44f94b7cf1b9298a

  • SHA256

    b910d89b26b57d025ef659bc9a3f231b215ddee58d2b7a4a5746785104869ff2

  • SHA512

    d143a08b9200dcf7b21d88339b8fbda33f3169d7f0effb4f563a94110b4075df8c650651ee7d7fd50adc1f2c56817fd26bb06fec84a7a54e2c6d6ea33040b39e

  • SSDEEP

    24576:WN+q4yP7Dl2bLbGHoLeMYaEShf1KBr/OS+4PZA9ARJkDL:o+bWl2LBsfROqP+6If

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\4a1db48566086fbf8018fe15a73261c4_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4a1db48566086fbf8018fe15a73261c4_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:2828

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2828-0-0x0000000000400000-0x0000000000A2C000-memory.dmp

          Filesize

          6.2MB

        • memory/2828-1-0x00000000003A0000-0x00000000003B0000-memory.dmp

          Filesize

          64KB

        • memory/2828-4-0x00000000009EB000-0x00000000009EC000-memory.dmp

          Filesize

          4KB

        • memory/2828-2-0x0000000000400000-0x0000000000A2C000-memory.dmp

          Filesize

          6.2MB

        • memory/2828-5-0x0000000000400000-0x0000000000A2C000-memory.dmp

          Filesize

          6.2MB

        • memory/2828-6-0x0000000000400000-0x0000000000A2C000-memory.dmp

          Filesize

          6.2MB

        • memory/2828-7-0x0000000000400000-0x0000000000A2C000-memory.dmp

          Filesize

          6.2MB

        • memory/2828-8-0x00000000003A0000-0x00000000003B0000-memory.dmp

          Filesize

          64KB

        • memory/2828-9-0x00000000009EB000-0x00000000009EC000-memory.dmp

          Filesize

          4KB

        • memory/2828-10-0x0000000000400000-0x0000000000A2C000-memory.dmp

          Filesize

          6.2MB

        • memory/2828-11-0x0000000000400000-0x0000000000A2C000-memory.dmp

          Filesize

          6.2MB

        • memory/2828-12-0x0000000000400000-0x0000000000A2C000-memory.dmp

          Filesize

          6.2MB

        • memory/2828-13-0x0000000000400000-0x0000000000A2C000-memory.dmp

          Filesize

          6.2MB

        • memory/2828-14-0x0000000000400000-0x0000000000A2C000-memory.dmp

          Filesize

          6.2MB

        • memory/2828-16-0x0000000000400000-0x0000000000A2C000-memory.dmp

          Filesize

          6.2MB

        • memory/2828-17-0x0000000000400000-0x0000000000A2C000-memory.dmp

          Filesize

          6.2MB

        • memory/2828-18-0x0000000000400000-0x0000000000A2C000-memory.dmp

          Filesize

          6.2MB

        • memory/2828-19-0x0000000000400000-0x0000000000A2C000-memory.dmp

          Filesize

          6.2MB

        • memory/2828-20-0x0000000000400000-0x0000000000A2C000-memory.dmp

          Filesize

          6.2MB

        • memory/2828-21-0x0000000000400000-0x0000000000A2C000-memory.dmp

          Filesize

          6.2MB

        • memory/2828-22-0x0000000000400000-0x0000000000A2C000-memory.dmp

          Filesize

          6.2MB

        • memory/2828-23-0x0000000000400000-0x0000000000A2C000-memory.dmp

          Filesize

          6.2MB

        • memory/2828-24-0x0000000000400000-0x0000000000A2C000-memory.dmp

          Filesize

          6.2MB

        • memory/2828-25-0x0000000000400000-0x0000000000A2C000-memory.dmp

          Filesize

          6.2MB

        • memory/2828-26-0x0000000000400000-0x0000000000A2C000-memory.dmp

          Filesize

          6.2MB