Analysis

  • max time kernel
    93s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/06/2024, 11:52

General

  • Target

    a56456700afa8b0bceb77b5bd8ae4c92_JaffaCakes118.exe

  • Size

    680KB

  • MD5

    a56456700afa8b0bceb77b5bd8ae4c92

  • SHA1

    3b97d5ec714ed7f66e2d1d1eb1a4ed1f9d26495b

  • SHA256

    164159457f9c4c151a4b4b8d48ed52a3223f21be674c7d909a5268b122300819

  • SHA512

    b084ecfad4c8c14e0d3f63a8c410ede41f3a6b7d1ee316c8d7eb090e3a64188caca3bb74386ec88cee74f5c14595134b5b1e23c9c0aaa92d0a23602158da3911

  • SSDEEP

    12288:C82isfaTcM8/kNcHKp3IVHWcjSf4P/cJL5a/5WdU6AmR+6mc:32isfdMqTPwcjSf4P/cJL5a/5FmR+6mc

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\a56456700afa8b0bceb77b5bd8ae4c92_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a56456700afa8b0bceb77b5bd8ae4c92_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:3984
    • C:\Users\Admin\AppData\Local\Temp\n8459\s8459.exe
      "C:\Users\Admin\AppData\Local\Temp\n8459\s8459.exe" 3fbf51cde328caafaaacb055I9+VZjBJnzoXQeUoQjY9TmrF0FsStLAJR2Klj/kw89DRXzXj2HZtMNqXyU9UBwqMOEQTPM+h0xPj/gYkKVEpoROJsdIvUuQLp1YK/7dM6B3kEpVB6aOhTawt7EAfhFNpwcbPVSIFUUqGjXj89DKsSat+uaO03ZpvAGXYaDLt /v "C:\Users\Admin\AppData\Local\Temp\a56456700afa8b0bceb77b5bd8ae4c92_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:3360

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\n8459\s8459.exe

    Filesize

    350KB

    MD5

    d438749bcfe5bcdf1d59cbbb82341315

    SHA1

    2f4176c631e0190f35eb2963a4f8ad692fdcd6b7

    SHA256

    0aa566ada2feeb1714acd636da309edc6c3a9b0b8873d97942b55e053e55dd42

    SHA512

    f6ea2cf132c6564d685a6386705f2ff9b3912697f70d3e97e1754084c6c589141f3f72d6d82eeb6cc677a331325ab486389b1e3a202b7b21149499e8c020c67e

  • memory/3360-12-0x00007FFE70DE5000-0x00007FFE70DE6000-memory.dmp

    Filesize

    4KB

  • memory/3360-13-0x00007FFE70B30000-0x00007FFE714D1000-memory.dmp

    Filesize

    9.6MB

  • memory/3360-27-0x0000000000DE0000-0x0000000000DF0000-memory.dmp

    Filesize

    64KB

  • memory/3360-30-0x000000001C300000-0x000000001C7CE000-memory.dmp

    Filesize

    4.8MB

  • memory/3360-31-0x000000001C7D0000-0x000000001C86C000-memory.dmp

    Filesize

    624KB

  • memory/3360-32-0x00007FFE70B30000-0x00007FFE714D1000-memory.dmp

    Filesize

    9.6MB

  • memory/3360-33-0x000000001C900000-0x000000001C962000-memory.dmp

    Filesize

    392KB

  • memory/3360-34-0x00007FFE70B30000-0x00007FFE714D1000-memory.dmp

    Filesize

    9.6MB

  • memory/3360-35-0x00007FFE70B30000-0x00007FFE714D1000-memory.dmp

    Filesize

    9.6MB

  • memory/3360-36-0x000000001B860000-0x000000001B868000-memory.dmp

    Filesize

    32KB

  • memory/3360-37-0x00007FFE70B30000-0x00007FFE714D1000-memory.dmp

    Filesize

    9.6MB

  • memory/3360-38-0x00007FFE70B30000-0x00007FFE714D1000-memory.dmp

    Filesize

    9.6MB

  • memory/3360-39-0x00007FFE70B30000-0x00007FFE714D1000-memory.dmp

    Filesize

    9.6MB

  • memory/3360-40-0x00007FFE70B30000-0x00007FFE714D1000-memory.dmp

    Filesize

    9.6MB

  • memory/3360-41-0x000000001FE50000-0x000000001FF8C000-memory.dmp

    Filesize

    1.2MB

  • memory/3360-42-0x00000000204A0000-0x00000000209AE000-memory.dmp

    Filesize

    5.1MB

  • memory/3360-43-0x00007FFE70B30000-0x00007FFE714D1000-memory.dmp

    Filesize

    9.6MB

  • memory/3360-44-0x00007FFE70B30000-0x00007FFE714D1000-memory.dmp

    Filesize

    9.6MB

  • memory/3360-45-0x00007FFE70DE5000-0x00007FFE70DE6000-memory.dmp

    Filesize

    4KB

  • memory/3360-46-0x00007FFE70B30000-0x00007FFE714D1000-memory.dmp

    Filesize

    9.6MB

  • memory/3360-47-0x00007FFE70B30000-0x00007FFE714D1000-memory.dmp

    Filesize

    9.6MB

  • memory/3360-48-0x00007FFE70B30000-0x00007FFE714D1000-memory.dmp

    Filesize

    9.6MB

  • memory/3360-50-0x00007FFE70B30000-0x00007FFE714D1000-memory.dmp

    Filesize

    9.6MB