Analysis

  • max time kernel
    130s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-05-2024 16:27

General

  • Target

    63f54a9429e5b4cc3ee7ec94fa7cbf5d_JaffaCakes118.exe

  • Size

    673KB

  • MD5

    63f54a9429e5b4cc3ee7ec94fa7cbf5d

  • SHA1

    1e7a437eafb1147bfbf4c30ec5afe3f28007c80e

  • SHA256

    06e0dcea0acc8f4e604ee3398de17ad4bddb74e9ed1b99313ce326baaefb390b

  • SHA512

    7dd39256e32c9da234ea0edef59108120ddd0137fe25d2ebda47689ccb523d73fe99ebd2c333aa96098b7f14dba849025b370fe9f2c54fcc5fc9c44a2c6d5a4f

  • SSDEEP

    12288:q5v8XvqRrYvhPi7cTqoRKHgGYcveMTv7AqeLDDuu9YMVFca6C:Cv8XCH7uqHgGY4e0QDD9YMV2a6C

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\63f54a9429e5b4cc3ee7ec94fa7cbf5d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\63f54a9429e5b4cc3ee7ec94fa7cbf5d_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:2988
    • C:\Users\Admin\AppData\Local\Temp\n5549\s5549.exe
      "C:\Users\Admin\AppData\Local\Temp\n5549\s5549.exe" c86bd3f7751ba4da0c05114eVwkHTkL4+umNQ5Y3zMT1/hDmSKkHnk1dIfMgdEfFJiviXspRlF1NhvWBw4N3PGhIX32lknVnnyN2Yypjl7vdT+ahUPqwMCvMrB1Ct1MyB4x4cYsyY5TpAeMoSTnppeRujvWK+VUq4oDb8/hh1os9SUXoRMJ9xTj25e2X/C4= /v "C:\Users\Admin\AppData\Local\Temp\63f54a9429e5b4cc3ee7ec94fa7cbf5d_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:4872

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n5549\s5549.exe

    Filesize

    350KB

    MD5

    d438749bcfe5bcdf1d59cbbb82341315

    SHA1

    2f4176c631e0190f35eb2963a4f8ad692fdcd6b7

    SHA256

    0aa566ada2feeb1714acd636da309edc6c3a9b0b8873d97942b55e053e55dd42

    SHA512

    f6ea2cf132c6564d685a6386705f2ff9b3912697f70d3e97e1754084c6c589141f3f72d6d82eeb6cc677a331325ab486389b1e3a202b7b21149499e8c020c67e

  • memory/4872-12-0x00007FFD9EA65000-0x00007FFD9EA66000-memory.dmp

    Filesize

    4KB

  • memory/4872-13-0x00007FFD9E7B0000-0x00007FFD9F151000-memory.dmp

    Filesize

    9.6MB

  • memory/4872-29-0x000000001B5A0000-0x000000001B5B0000-memory.dmp

    Filesize

    64KB

  • memory/4872-32-0x000000001BFD0000-0x000000001C49E000-memory.dmp

    Filesize

    4.8MB

  • memory/4872-33-0x000000001C540000-0x000000001C5DC000-memory.dmp

    Filesize

    624KB

  • memory/4872-34-0x00007FFD9E7B0000-0x00007FFD9F151000-memory.dmp

    Filesize

    9.6MB

  • memory/4872-35-0x000000001C730000-0x000000001C792000-memory.dmp

    Filesize

    392KB

  • memory/4872-36-0x00007FFD9E7B0000-0x00007FFD9F151000-memory.dmp

    Filesize

    9.6MB

  • memory/4872-37-0x00007FFD9E7B0000-0x00007FFD9F151000-memory.dmp

    Filesize

    9.6MB

  • memory/4872-38-0x000000001B5C0000-0x000000001B5C8000-memory.dmp

    Filesize

    32KB

  • memory/4872-39-0x00007FFD9E7B0000-0x00007FFD9F151000-memory.dmp

    Filesize

    9.6MB

  • memory/4872-40-0x00007FFD9E7B0000-0x00007FFD9F151000-memory.dmp

    Filesize

    9.6MB

  • memory/4872-41-0x00007FFD9E7B0000-0x00007FFD9F151000-memory.dmp

    Filesize

    9.6MB

  • memory/4872-42-0x00007FFD9E7B0000-0x00007FFD9F151000-memory.dmp

    Filesize

    9.6MB

  • memory/4872-43-0x000000001FB80000-0x000000001FCBC000-memory.dmp

    Filesize

    1.2MB

  • memory/4872-44-0x00000000201D0000-0x00000000206DE000-memory.dmp

    Filesize

    5.1MB

  • memory/4872-45-0x00007FFD9E7B0000-0x00007FFD9F151000-memory.dmp

    Filesize

    9.6MB

  • memory/4872-46-0x00007FFD9EA65000-0x00007FFD9EA66000-memory.dmp

    Filesize

    4KB

  • memory/4872-47-0x00007FFD9E7B0000-0x00007FFD9F151000-memory.dmp

    Filesize

    9.6MB

  • memory/4872-48-0x00007FFD9E7B0000-0x00007FFD9F151000-memory.dmp

    Filesize

    9.6MB

  • memory/4872-49-0x00007FFD9E7B0000-0x00007FFD9F151000-memory.dmp

    Filesize

    9.6MB

  • memory/4872-50-0x00007FFD9E7B0000-0x00007FFD9F151000-memory.dmp

    Filesize

    9.6MB

  • memory/4872-52-0x00007FFD9E7B0000-0x00007FFD9F151000-memory.dmp

    Filesize

    9.6MB