Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/08/2024, 00:41

General

  • Target

    a09032fb694604f267be0a3d5e90ea56_JaffaCakes118.exe

  • Size

    714KB

  • MD5

    a09032fb694604f267be0a3d5e90ea56

  • SHA1

    919845b265ab4cae1386379a568c22436d5c976d

  • SHA256

    126bc24548edb1f0655ad42ece949327ca12cfc558f8c0877bbc74926bb331e8

  • SHA512

    57d3dc4ddef871586da1f912aebaf18a5394f601dfda3338d808ce223083aa48cdc96f2cb488bfa37c84dfa400121c79a866dd41d9f765de5d30a08024a38095

  • SSDEEP

    12288:kaaxdDkR9Fh6vBkDsROnRJGGgtzHVmTIAe19g94HPPFpPPfluv8gP:1aDDkRDCkKO5gZVzACa94vXPfl3gP

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • UPX packed file 16 IoCs

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

  • 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 7 IoCs
  • Suspicious use of SendNotifyMessage 7 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a09032fb694604f267be0a3d5e90ea56_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a09032fb694604f267be0a3d5e90ea56_JaffaCakes118.exe"
    1⤵
    • Modifies WinLogon for persistence
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3876
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Roaming\jsdfgs.bat
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2648

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\jsdfgs.bat

    Filesize

    221B

    MD5

    c7afa8e5b8f6e11b89e2b86678c7e46c

    SHA1

    99ea50d912b41d53293467740017dcee15b5224c

    SHA256

    dbd201af157790247bd54238b88e7f46bd004a40fef522f3e2f1448ac4508d37

    SHA512

    05cf274e193ce68d70bf33a47d297892b6cf995d4c6abb9f86f76b052e57e0cf774912ea69b3dc82125d12e1c28b438488a7a47d49c0f52c8bc402ab8923050b

  • memory/3876-16-0x0000000000400000-0x00000000007E9000-memory.dmp

    Filesize

    3.9MB

  • memory/3876-19-0x0000000000400000-0x00000000007E9000-memory.dmp

    Filesize

    3.9MB

  • memory/3876-11-0x0000000000400000-0x00000000007E9000-memory.dmp

    Filesize

    3.9MB

  • memory/3876-13-0x00000000027F0000-0x00000000027F1000-memory.dmp

    Filesize

    4KB

  • memory/3876-12-0x0000000000400000-0x00000000007E9000-memory.dmp

    Filesize

    3.9MB

  • memory/3876-14-0x0000000000400000-0x00000000007E9000-memory.dmp

    Filesize

    3.9MB

  • memory/3876-15-0x0000000000400000-0x00000000007E9000-memory.dmp

    Filesize

    3.9MB

  • memory/3876-0-0x0000000000400000-0x00000000007E9000-memory.dmp

    Filesize

    3.9MB

  • memory/3876-1-0x00000000027F0000-0x00000000027F1000-memory.dmp

    Filesize

    4KB

  • memory/3876-17-0x0000000000400000-0x00000000007E9000-memory.dmp

    Filesize

    3.9MB

  • memory/3876-18-0x0000000000400000-0x00000000007E9000-memory.dmp

    Filesize

    3.9MB

  • memory/3876-20-0x0000000000400000-0x00000000007E9000-memory.dmp

    Filesize

    3.9MB

  • memory/3876-21-0x0000000000400000-0x00000000007E9000-memory.dmp

    Filesize

    3.9MB

  • memory/3876-22-0x0000000000400000-0x00000000007E9000-memory.dmp

    Filesize

    3.9MB

  • memory/3876-23-0x0000000000400000-0x00000000007E9000-memory.dmp

    Filesize

    3.9MB

  • memory/3876-24-0x0000000000400000-0x00000000007E9000-memory.dmp

    Filesize

    3.9MB

  • memory/3876-25-0x0000000000400000-0x00000000007E9000-memory.dmp

    Filesize

    3.9MB

  • memory/3876-26-0x0000000000400000-0x00000000007E9000-memory.dmp

    Filesize

    3.9MB