Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-06-2024 05:45

General

  • Target

    9d2984b3dcb86af3c9623d83a8eb154e_JaffaCakes118.exe

  • Size

    664KB

  • MD5

    9d2984b3dcb86af3c9623d83a8eb154e

  • SHA1

    e9cbcab3500d8b33c861cc32fc1f08c0fa891e04

  • SHA256

    05a9ba6d3a6bfcd36b223a3e855053552afa859f64f0dd2d2787e97522ca64f0

  • SHA512

    cd6e45f8ed12339d5d65d2344f2840ab19a1a8cf2cf62a40f83c505c7e1a9a25d907307b2e8121ecba33b0125c6b8a7da7195b27d7a1ea521c21b788cd5c3810

  • SSDEEP

    12288:YTf5y14kK0RuPZf1HW9Yui4IRYK2VO0X9bDIFVhB0ZJE+Xhs16w:Wf5yCkqZf129YupJ9O0X9b0FVDqEcC1b

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 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\9d2984b3dcb86af3c9623d83a8eb154e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\9d2984b3dcb86af3c9623d83a8eb154e_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:3892
    • C:\Users\Admin\AppData\Local\Temp\n4825\s4825.exe
      "C:\Users\Admin\AppData\Local\Temp\n4825\s4825.exe" f746619625a5beedd462f465rcEyCY5Gk0V/Iv6ch4rPwbL87uYhe7dhg/9b+DPjQZWungry0oMCrP7ogY/wzLeMLCrvO7IaJsjdZBB/Vcg5ErLV3jziABb2MrrIh8Co+orJ64rblQgy/65kZKRnoJ1DUqQmHxA084mEypccsz8B70A7VfUH7l7FiFGT0c0= /v "C:\Users\Admin\AppData\Local\Temp\9d2984b3dcb86af3c9623d83a8eb154e_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:1512

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n4825\s4825.exe

    Filesize

    350KB

    MD5

    fa6ed0f7848455d3f0929a2954f39c47

    SHA1

    41d67fd1285246b71a7ffb7b3b7debc0f71d3bbf

    SHA256

    f9cdc17ae98b92e4dd757e07dc7966d845cef242d549fdc0587e8e548062df46

    SHA512

    463ef43ec36dd5c65fab50312df35a647840db4b8aab779fdfebdb3988a36effedd6b6a91e4b8eb7f9b38f9989bd793a8b0ca64f292310caa1b71747ca1b0d92

  • memory/1512-12-0x00007FFDB32F5000-0x00007FFDB32F6000-memory.dmp

    Filesize

    4KB

  • memory/1512-13-0x00007FFDB3040000-0x00007FFDB39E1000-memory.dmp

    Filesize

    9.6MB

  • memory/1512-14-0x00007FFDB3040000-0x00007FFDB39E1000-memory.dmp

    Filesize

    9.6MB

  • memory/1512-15-0x000000001BC00000-0x000000001BC10000-memory.dmp

    Filesize

    64KB

  • memory/1512-18-0x000000001CAE0000-0x000000001CFAE000-memory.dmp

    Filesize

    4.8MB

  • memory/1512-19-0x000000001D050000-0x000000001D0EC000-memory.dmp

    Filesize

    624KB

  • memory/1512-20-0x00007FFDB3040000-0x00007FFDB39E1000-memory.dmp

    Filesize

    9.6MB

  • memory/1512-21-0x000000001D240000-0x000000001D2A2000-memory.dmp

    Filesize

    392KB

  • memory/1512-22-0x00007FFDB3040000-0x00007FFDB39E1000-memory.dmp

    Filesize

    9.6MB

  • memory/1512-23-0x00007FFDB3040000-0x00007FFDB39E1000-memory.dmp

    Filesize

    9.6MB

  • memory/1512-24-0x000000001BC40000-0x000000001BC48000-memory.dmp

    Filesize

    32KB

  • memory/1512-26-0x00007FFDB3040000-0x00007FFDB39E1000-memory.dmp

    Filesize

    9.6MB

  • memory/1512-25-0x00007FFDB3040000-0x00007FFDB39E1000-memory.dmp

    Filesize

    9.6MB

  • memory/1512-27-0x00007FFDB32F5000-0x00007FFDB32F6000-memory.dmp

    Filesize

    4KB

  • memory/1512-28-0x00007FFDB3040000-0x00007FFDB39E1000-memory.dmp

    Filesize

    9.6MB

  • memory/1512-29-0x00007FFDB3040000-0x00007FFDB39E1000-memory.dmp

    Filesize

    9.6MB

  • memory/1512-30-0x00007FFDB3040000-0x00007FFDB39E1000-memory.dmp

    Filesize

    9.6MB

  • memory/1512-31-0x00007FFDB3040000-0x00007FFDB39E1000-memory.dmp

    Filesize

    9.6MB

  • memory/1512-32-0x0000000020FB0000-0x00000000214BE000-memory.dmp

    Filesize

    5.1MB

  • memory/1512-34-0x00007FFDB3040000-0x00007FFDB39E1000-memory.dmp

    Filesize

    9.6MB