Analysis

  • max time kernel
    139s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/05/2024, 16:54

General

  • Target

    3b2350793532b9647518fba83a490215_JaffaCakes118.exe

  • Size

    697KB

  • MD5

    3b2350793532b9647518fba83a490215

  • SHA1

    08918dcb2cb4b1793487a276babc4737f75ac7c7

  • SHA256

    538937ae4eee245001cf8d7f969dcf2a152d25035d50e54199ff5de92f43aa15

  • SHA512

    9ca6ebf0ed8082cb20b9349f99324a9341c6056b5851f56bafa24a9c6a9d95dfdd1ea261bdb5246fdf33c25f6055a166e2513c7739029b7e90141679bbdeba5f

  • SSDEEP

    12288:ZVFRcibCA69e91qov32KG3hpepUdpzFmWXEtt/b+DYTiicHP6x:3FRci69m1zmKmYpiFmSi9uLicHP6x

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\3b2350793532b9647518fba83a490215_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3b2350793532b9647518fba83a490215_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:2724
    • C:\Users\Admin\AppData\Local\Temp\n7484\s7484.exe
      "C:\Users\Admin\AppData\Local\Temp\n7484\s7484.exe" 00c880ea7341c94b4a10e2dfROpNOMKit1j/a/d94R8XK7eb6KqB9OAukAfvEjVD0l2pEmWGLSTTZCjkvMQ0CeUaJlGEC29INKzA1eOOiemtThJO8vb3tHUERPeqThR/yz+JmObM1P2gBeWbp+a1YeXlvX2kCQROh/L9P9L0TGKtpPXENpyFLw+O3CzZb8qI /v "C:\Users\Admin\AppData\Local\Temp\3b2350793532b9647518fba83a490215_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:3108

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n7484\s7484.exe

    Filesize

    350KB

    MD5

    d438749bcfe5bcdf1d59cbbb82341315

    SHA1

    2f4176c631e0190f35eb2963a4f8ad692fdcd6b7

    SHA256

    0aa566ada2feeb1714acd636da309edc6c3a9b0b8873d97942b55e053e55dd42

    SHA512

    f6ea2cf132c6564d685a6386705f2ff9b3912697f70d3e97e1754084c6c589141f3f72d6d82eeb6cc677a331325ab486389b1e3a202b7b21149499e8c020c67e

  • memory/3108-12-0x00007FFA6A885000-0x00007FFA6A886000-memory.dmp

    Filesize

    4KB

  • memory/3108-13-0x00007FFA6A5D0000-0x00007FFA6AF71000-memory.dmp

    Filesize

    9.6MB

  • memory/3108-29-0x000000001B5A0000-0x000000001B5B0000-memory.dmp

    Filesize

    64KB

  • memory/3108-32-0x000000001C090000-0x000000001C55E000-memory.dmp

    Filesize

    4.8MB

  • memory/3108-33-0x000000001C560000-0x000000001C5FC000-memory.dmp

    Filesize

    624KB

  • memory/3108-34-0x00007FFA6A5D0000-0x00007FFA6AF71000-memory.dmp

    Filesize

    9.6MB

  • memory/3108-35-0x000000001C730000-0x000000001C792000-memory.dmp

    Filesize

    392KB

  • memory/3108-36-0x00007FFA6A5D0000-0x00007FFA6AF71000-memory.dmp

    Filesize

    9.6MB

  • memory/3108-37-0x00007FFA6A5D0000-0x00007FFA6AF71000-memory.dmp

    Filesize

    9.6MB

  • memory/3108-38-0x000000001B5C0000-0x000000001B5C8000-memory.dmp

    Filesize

    32KB

  • memory/3108-39-0x00007FFA6A5D0000-0x00007FFA6AF71000-memory.dmp

    Filesize

    9.6MB

  • memory/3108-40-0x00007FFA6A5D0000-0x00007FFA6AF71000-memory.dmp

    Filesize

    9.6MB

  • memory/3108-41-0x00007FFA6A5D0000-0x00007FFA6AF71000-memory.dmp

    Filesize

    9.6MB

  • memory/3108-42-0x00007FFA6A5D0000-0x00007FFA6AF71000-memory.dmp

    Filesize

    9.6MB

  • memory/3108-43-0x000000001FCB0000-0x000000001FDEC000-memory.dmp

    Filesize

    1.2MB

  • memory/3108-44-0x0000000020300000-0x000000002080E000-memory.dmp

    Filesize

    5.1MB

  • memory/3108-45-0x00007FFA6A5D0000-0x00007FFA6AF71000-memory.dmp

    Filesize

    9.6MB

  • memory/3108-46-0x00007FFA6A5D0000-0x00007FFA6AF71000-memory.dmp

    Filesize

    9.6MB

  • memory/3108-47-0x00007FFA6A885000-0x00007FFA6A886000-memory.dmp

    Filesize

    4KB

  • memory/3108-48-0x00007FFA6A5D0000-0x00007FFA6AF71000-memory.dmp

    Filesize

    9.6MB

  • memory/3108-49-0x00007FFA6A5D0000-0x00007FFA6AF71000-memory.dmp

    Filesize

    9.6MB

  • memory/3108-51-0x00007FFA6A5D0000-0x00007FFA6AF71000-memory.dmp

    Filesize

    9.6MB