Analysis

  • max time kernel
    132s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/05/2024, 02:16

General

  • Target

    7793e7097b13fd06508040a6afe7da0f_JaffaCakes118.exe

  • Size

    671KB

  • MD5

    7793e7097b13fd06508040a6afe7da0f

  • SHA1

    529c0e8b1e05c5b8885d5454e43724e535b0c00b

  • SHA256

    04c492564d8c1db3c027e50ffef7d833a1662631e9067a3642ec10a329bb815e

  • SHA512

    3150155878da596efffe5b67ef2abf441c572091a6d7fb3081d15a919deef004adcb974db38955d4c6a677f9079526354b14a11607a0831bdbd27b81ddf94ce5

  • SSDEEP

    12288:SZJ7G1zskWtP44444ItPZkTKpPwHb/dgusOlMLSTQNirbCfrL6a:qJ7Uzj4yUo7Fdle8WIbCL6a

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7793e7097b13fd06508040a6afe7da0f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\7793e7097b13fd06508040a6afe7da0f_JaffaCakes118.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks computer location settings
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2344
    • C:\Users\Admin\AppData\Local\Temp\n4347\s4347.exe
      "C:\Users\Admin\AppData\Local\Temp\n4347\s4347.exe" ea6c9453cd2a23abb77da00d9vzos+e1VW68kVa4NVOLYfM3WOj+H0K1fRclnIjVFVjRUmr0zIPl9PPyk6UYB29GkiuIh0IxAoXwQxyXISCtVrQY6UlW5evx69TqF8fzK9/yg9dP98u1GQgnDda+ygitGHpNoBLzkFqvjG5Ds6nUeGqIsAy2MZxY0xSpmdg= /v "C:\Users\Admin\AppData\Local\Temp\7793e7097b13fd06508040a6afe7da0f_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:4888

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\n4347\s4347.exe

          Filesize

          350KB

          MD5

          fa6ed0f7848455d3f0929a2954f39c47

          SHA1

          41d67fd1285246b71a7ffb7b3b7debc0f71d3bbf

          SHA256

          f9cdc17ae98b92e4dd757e07dc7966d845cef242d549fdc0587e8e548062df46

          SHA512

          463ef43ec36dd5c65fab50312df35a647840db4b8aab779fdfebdb3988a36effedd6b6a91e4b8eb7f9b38f9989bd793a8b0ca64f292310caa1b71747ca1b0d92

        • memory/4888-12-0x00007FFE5C0F5000-0x00007FFE5C0F6000-memory.dmp

          Filesize

          4KB

        • memory/4888-13-0x00007FFE5BE40000-0x00007FFE5C7E1000-memory.dmp

          Filesize

          9.6MB

        • memory/4888-29-0x000000001BBB0000-0x000000001BBC0000-memory.dmp

          Filesize

          64KB

        • memory/4888-32-0x000000001C690000-0x000000001CB5E000-memory.dmp

          Filesize

          4.8MB

        • memory/4888-33-0x000000001CB60000-0x000000001CBFC000-memory.dmp

          Filesize

          624KB

        • memory/4888-34-0x00007FFE5BE40000-0x00007FFE5C7E1000-memory.dmp

          Filesize

          9.6MB

        • memory/4888-35-0x000000001CD40000-0x000000001CDA2000-memory.dmp

          Filesize

          392KB

        • memory/4888-36-0x00007FFE5BE40000-0x00007FFE5C7E1000-memory.dmp

          Filesize

          9.6MB

        • memory/4888-37-0x00007FFE5BE40000-0x00007FFE5C7E1000-memory.dmp

          Filesize

          9.6MB

        • memory/4888-38-0x000000001BFD0000-0x000000001BFD8000-memory.dmp

          Filesize

          32KB

        • memory/4888-39-0x00007FFE5BE40000-0x00007FFE5C7E1000-memory.dmp

          Filesize

          9.6MB

        • memory/4888-40-0x00007FFE5BE40000-0x00007FFE5C7E1000-memory.dmp

          Filesize

          9.6MB

        • memory/4888-41-0x00007FFE5BE40000-0x00007FFE5C7E1000-memory.dmp

          Filesize

          9.6MB

        • memory/4888-42-0x00007FFE5BE40000-0x00007FFE5C7E1000-memory.dmp

          Filesize

          9.6MB

        • memory/4888-43-0x000000001E8B0000-0x000000001E9EC000-memory.dmp

          Filesize

          1.2MB

        • memory/4888-44-0x0000000020A70000-0x0000000020F7E000-memory.dmp

          Filesize

          5.1MB

        • memory/4888-45-0x00007FFE5BE40000-0x00007FFE5C7E1000-memory.dmp

          Filesize

          9.6MB

        • memory/4888-46-0x00007FFE5C0F5000-0x00007FFE5C0F6000-memory.dmp

          Filesize

          4KB

        • memory/4888-47-0x00007FFE5BE40000-0x00007FFE5C7E1000-memory.dmp

          Filesize

          9.6MB

        • memory/4888-48-0x00007FFE5BE40000-0x00007FFE5C7E1000-memory.dmp

          Filesize

          9.6MB

        • memory/4888-50-0x00007FFE5BE40000-0x00007FFE5C7E1000-memory.dmp

          Filesize

          9.6MB