Analysis

  • max time kernel
    136s
  • max time network
    130s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/05/2024, 20:04

General

  • Target

    2185c57040d67097bd4914e11308fdf7_JaffaCakes118.exe

  • Size

    671KB

  • MD5

    2185c57040d67097bd4914e11308fdf7

  • SHA1

    b1ccfe876451bc23337ab7b3f67837346cd7dc73

  • SHA256

    d3edc04177eab2fca4a43cdd715b35e419259dcab98756747fef470ee23b7cda

  • SHA512

    88ddff7e7738d089483e2da95efad410f116c2a399423e6582f0490cf8dbb9a59bb351a9b681ffc8f1dba697ee189b335f690388feb27e5d33b2d90a60630a4b

  • SSDEEP

    12288:SZJ7G1zskWtP44444ItPZkTKpPwHb/dgusOlMLSTQNirbCfrL6P:qJ7Uzj4yUo7Fdle8WIbCL6P

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 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2185c57040d67097bd4914e11308fdf7_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\2185c57040d67097bd4914e11308fdf7_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:1660
    • C:\Users\Admin\AppData\Local\Temp\n104\s104.exe
      "C:\Users\Admin\AppData\Local\Temp\n104\s104.exe" 4e4441f2c62fd44a3dcfbfa0JDO1OuPW0vV5/E415SMt4EMBxIj8oyw7WhqANPfZFjavXRsopJIQ+DSVt7TlOuLRoAa/oLernARrtioJurG6yKvn4EGOKcy7yr00+FMqQIwcBqIZVRGrkvnPDsHUztx+5QZDQQHlqH+45SNcYcxxlpNt60SIDq6zi0DqqCg= /v "C:\Users\Admin\AppData\Local\Temp\2185c57040d67097bd4914e11308fdf7_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
      PID:3324

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n104\s104.exe

    Filesize

    350KB

    MD5

    fa6ed0f7848455d3f0929a2954f39c47

    SHA1

    41d67fd1285246b71a7ffb7b3b7debc0f71d3bbf

    SHA256

    f9cdc17ae98b92e4dd757e07dc7966d845cef242d549fdc0587e8e548062df46

    SHA512

    463ef43ec36dd5c65fab50312df35a647840db4b8aab779fdfebdb3988a36effedd6b6a91e4b8eb7f9b38f9989bd793a8b0ca64f292310caa1b71747ca1b0d92

  • memory/3324-12-0x00007FFA55D85000-0x00007FFA55D86000-memory.dmp

    Filesize

    4KB

  • memory/3324-13-0x00007FFA55AD0000-0x00007FFA56471000-memory.dmp

    Filesize

    9.6MB

  • memory/3324-28-0x000000001B500000-0x000000001B510000-memory.dmp

    Filesize

    64KB

  • memory/3324-31-0x000000001C030000-0x000000001C4FE000-memory.dmp

    Filesize

    4.8MB

  • memory/3324-32-0x000000001C5A0000-0x000000001C63C000-memory.dmp

    Filesize

    624KB

  • memory/3324-33-0x00007FFA55AD0000-0x00007FFA56471000-memory.dmp

    Filesize

    9.6MB

  • memory/3324-34-0x000000001C730000-0x000000001C792000-memory.dmp

    Filesize

    392KB

  • memory/3324-35-0x00007FFA55AD0000-0x00007FFA56471000-memory.dmp

    Filesize

    9.6MB

  • memory/3324-36-0x00007FFA55AD0000-0x00007FFA56471000-memory.dmp

    Filesize

    9.6MB

  • memory/3324-37-0x0000000020AA0000-0x0000000020FAE000-memory.dmp

    Filesize

    5.1MB

  • memory/3324-39-0x00007FFA55AD0000-0x00007FFA56471000-memory.dmp

    Filesize

    9.6MB