Analysis

  • max time kernel
    149s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/08/2024, 06:33

General

  • Target

    a9f572046d71617474169468caf1a4be_JaffaCakes118.exe

  • Size

    232KB

  • MD5

    a9f572046d71617474169468caf1a4be

  • SHA1

    1aef9494c15eb42beee12cc9f672719cde401f6f

  • SHA256

    f7644deb9424724d8715492b4563c7de0d63f5e324265d8323b49fe1bb248d7c

  • SHA512

    ad6b2caff7de84eabffcc526f164a473071704b1505bded1eeb323ac7973a2508b6080259d179cfd67abcb26b55f50c4199b5feb3f91f34fe90467fcf02ff839

  • SSDEEP

    6144:033PFKs78g2KyEOaWEqxF6snji81RUinKdNOAI:aPh+mF+

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 27 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a9f572046d71617474169468caf1a4be_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a9f572046d71617474169468caf1a4be_JaffaCakes118.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3920
    • C:\Users\Admin\noiitaq.exe
      "C:\Users\Admin\noiitaq.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:4684
  • 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=4208,i,6510295916244954942,10164894160290787457,262144 --variations-seed-version --mojo-platform-channel-handle=3824 /prefetch:8
    1⤵
      PID:4436

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\noiitaq.exe

            Filesize

            232KB

            MD5

            e304152beb1bd0b8ef89ac114853f180

            SHA1

            67ff60cb1b78a860d233a6fd18c94dd1171f9326

            SHA256

            a858177f73292113a60373abd83dd32452756c5580329f21be15445da4deafa7

            SHA512

            9d9990d06de0a25b8a2312f694d9381467129e4c0f4686e13ce5191b71ea1bbcb44ee853837672d22ca09f2b7d077cd8b28e0666e568b93a02e87315332c6e25