Analysis

  • max time kernel
    137s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/08/2024, 11:44

General

  • Target
    c0ac5b0c8122b897603ff72df9c4db46_JaffaCakes118.dll
  • Size 315KB
  • Sample240825-nwhensthqm
  • SHA256 6b0850165dc1128b168aa6feb05f89f8a6fd835f064ae796afb48cbbc87f701c
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Authentication Package 1 TTPs 1 IoCs

    Suspicious Windows Authentication Registry Modification.

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\c0ac5b0c8122b897603ff72df9c4db46_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4860
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\c0ac5b0c8122b897603ff72df9c4db46_JaffaCakes118.dll,#1
      2⤵
      • Boot or Logon Autostart Execution: Authentication Package
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:3652
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4340,i,1729213506309163284,12809566808978835441,262144 --variations-seed-version --mojo-platform-channel-handle=4288 /prefetch:8
    1⤵
      PID:2556

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          memory/3652-0-0x0000000010000000-0x000000001009D000-memory.dmp

          memory/3652-1-0x0000000010000000-0x000000001009D000-memory.dmp