Analysis

  • max time kernel
    149s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    20/09/2024, 08:56

General

  • Target

    ed40353b6074ea6981cf06e56149e16c_JaffaCakes118.exe

  • Size

    212KB

  • MD5

    ed40353b6074ea6981cf06e56149e16c

  • SHA1

    1f9aceb8bc3b0da04566b9f92f507b343da30461

  • SHA256

    1d7225d27307efd4c729d76a03269d7a2f28bf9cec2f9fd9d688132c5d0f0b1b

  • SHA512

    5c2356f7b33059a0eb68af02d90858e3bc76d78fe78c4b81cea56e45cee105c41af56a4e4d63892e0cc08256ad3b819d1e6b5504cd79870b72fc0f65eafaa53a

  • SSDEEP

    6144:UCKOFwzWQVO8J0bqihew3b7KvfCBnn78MDxG6oRKnvmb7/D26NhHmpfXJNRXV:LKOFw88J0egew3bevfY78MDxG6oRKnvD

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 52 IoCs
  • 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 SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ed40353b6074ea6981cf06e56149e16c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ed40353b6074ea6981cf06e56149e16c_JaffaCakes118.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2296
    • C:\Users\Admin\bieogix.exe
      "C:\Users\Admin\bieogix.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:2520

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\bieogix.exe

    Filesize

    212KB

    MD5

    0a5c18791c3b1154e1166a473820b749

    SHA1

    e0e2ba72ad20f355c54d90dc8a0390ee3838c9d2

    SHA256

    5c340a5aee444973f9a55ce64c9e5c208d4c0a486e1c795d5dd4bd34dd32344d

    SHA512

    7fcd8b62fd25342e2c5f94e83771440ea9bc030c1b21f35d3b1f4ce38364e53e944e663921a9ecc0b2ff08733a0adf2381300106ec30270bcca951625a79b8b9