Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    23/07/2026, 00:18

General

  • Target
    erpoir/goren/cool.html
  • Size 5KB
  • Sample260723-allgpabm41
  • SHA256 c9d2f931ee1aefcd617c550b6d979d661da5ce477a25f75e0dce13db301155a6
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
3/10

Malware Config

Signatures

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • System Time Discovery 1 TTPs 1 IoCs

    Adversary may gather the system time and/or time zone settings from a local or remote system.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 5 IoCs
  • Suspicious use of FindShellTrayWindow 33 IoCs
  • Suspicious use of SendNotifyMessage 16 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs

Processes

  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --start-maximized --disable-default-apps --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument C:\Users\Admin\AppData\Local\Temp\erpoir\goren\cool.html
    1⤵
    • Enumerates system info in registry
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3392
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=139.0.7258.155 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=139.0.3405.125 --initial-client-data=0x260,0x264,0x268,0x25c,0x288,0x7ffebfc2c188,0x7ffebfc2c194,0x7ffebfc2c1a0
      2⤵
        PID:6116
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-pre-read-main-dll --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=1688,i,10663495284275628734,10074253919800047339,524288 --field-trial-handle=2320,i,5107736915934438868,15660001530780902249,262144 --variations-seed-version --mojo-platform-channel-handle=2828 /prefetch:11
        2⤵
        • System Time Discovery
        PID:1032
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --no-pre-read-main-dll --force-high-res-timeticks=disabled --gpu-preferences=SAAAAAAAAADgAAAIAAAAAAAAAAAAAGAAAQAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --always-read-main-dll --metrics-shmem-handle=1556,i,11847030100187684165,17765094281959143144,262144 --field-trial-handle=2320,i,5107736915934438868,15660001530780902249,262144 --variations-seed-version --mojo-platform-channel-handle=2316 /prefetch:2
        2⤵
          PID:4972
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=2416,i,11748494880754818229,4282122795850868775,524288 --field-trial-handle=2320,i,5107736915934438868,15660001530780902249,262144 --variations-seed-version --mojo-platform-channel-handle=2836 /prefetch:13
          2⤵
            PID:1036
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --pdf-upsell-enabled --force-high-res-timeticks=disabled --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --always-read-main-dll --metrics-shmem-handle=3588,i,15951249230654463539,18180261336646956155,2097152 --field-trial-handle=2320,i,5107736915934438868,15660001530780902249,262144 --variations-seed-version --mojo-platform-channel-handle=3600 /prefetch:1
            2⤵
              PID:956
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --pdf-upsell-enabled --force-high-res-timeticks=disabled --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --always-read-main-dll --metrics-shmem-handle=3584,i,6957813077954098203,4061179867245212500,2097152 --field-trial-handle=2320,i,5107736915934438868,15660001530780902249,262144 --variations-seed-version --mojo-platform-channel-handle=3592 /prefetch:1
              2⤵
                PID:4532
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --pdf-upsell-enabled --force-high-res-timeticks=disabled --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --always-read-main-dll --metrics-shmem-handle=4232,i,15400715661109485362,18022026933553288205,2097152 --field-trial-handle=2320,i,5107736915934438868,15660001530780902249,262144 --variations-seed-version --mojo-platform-channel-handle=4460 /prefetch:1
                2⤵
                  PID:4660
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --extension-process --renderer-sub-type=extension --pdf-upsell-enabled --force-high-res-timeticks=disabled --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --always-read-main-dll --metrics-shmem-handle=4240,i,16144944164351912623,10217208847842288935,2097152 --field-trial-handle=2320,i,5107736915934438868,15660001530780902249,262144 --variations-seed-version --mojo-platform-channel-handle=4464 /prefetch:9
                  2⤵
                    PID:1092
                  • 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 --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=5468,i,14870458980436938270,16135747914704922395,524288 --field-trial-handle=2320,i,5107736915934438868,15660001530780902249,262144 --variations-seed-version --mojo-platform-channel-handle=5476 /prefetch:14
                    2⤵
                      PID:6088
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=entity_extraction_service.mojom.Extractor --lang=en-US --service-sandbox-type=entity_extraction --onnx-enabled-for-ee --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=5472,i,17381553640746475782,8256783984606660403,524288 --field-trial-handle=2320,i,5107736915934438868,15660001530780902249,262144 --variations-seed-version --mojo-platform-channel-handle=5496 /prefetch:14
                      2⤵
                        PID:4344
                      • C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --lang=en-US --service-sandbox-type=none --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=6172,i,18192351294742989654,14567464281873369656,524288 --field-trial-handle=2320,i,5107736915934438868,15660001530780902249,262144 --variations-seed-version --mojo-platform-channel-handle=6188 /prefetch:14
                        2⤵
                          PID:2860
                        • C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --lang=en-US --service-sandbox-type=none --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=6172,i,18192351294742989654,14567464281873369656,524288 --field-trial-handle=2320,i,5107736915934438868,15660001530780902249,262144 --variations-seed-version --mojo-platform-channel-handle=6188 /prefetch:14
                          2⤵
                            PID:2264
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --message-loop-type-ui --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=4464,i,9612496506734888038,6107270784646762736,524288 --field-trial-handle=2320,i,5107736915934438868,15660001530780902249,262144 --variations-seed-version --mojo-platform-channel-handle=4496 /prefetch:14
                            2⤵
                              PID:4564
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --message-loop-type-ui --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=4508,i,13034491400528142323,4144250558012548666,524288 --field-trial-handle=2320,i,5107736915934438868,15660001530780902249,262144 --variations-seed-version --mojo-platform-channel-handle=3572 /prefetch:14
                              2⤵
                                PID:3908
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --message-loop-type-ui --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=5016,i,12436060429617690440,11959668830472087881,524288 --field-trial-handle=2320,i,5107736915934438868,15660001530780902249,262144 --variations-seed-version --mojo-platform-channel-handle=5196 /prefetch:14
                                2⤵
                                  PID:1768
                                • 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 --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=2076,i,8297312871434958613,7225685797065136590,524288 --field-trial-handle=2320,i,5107736915934438868,15660001530780902249,262144 --variations-seed-version --mojo-platform-channel-handle=2172 /prefetch:14
                                  2⤵
                                    PID:2224
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=edge_search_indexer.mojom.SearchIndexerInterfaceBroker --lang=en-US --service-sandbox-type=search_indexer --message-loop-type-ui --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=5540,i,6656489647826932079,7422147776291310318,524288 --field-trial-handle=2320,i,5107736915934438868,15660001530780902249,262144 --variations-seed-version --mojo-platform-channel-handle=5648 /prefetch:14
                                    2⤵
                                      PID:1100
                                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=5140 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.26100.1301 --force-high-res-timeticks=disabled --gpu-preferences=SAAAAAAAAADoAAAIAAAAAAAAAAAAAGAAAQAAAAAAAACEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --always-read-main-dll --metrics-shmem-handle=6492,i,10487808232876399685,1830345287041656203,262144 --field-trial-handle=2320,i,5107736915934438868,15660001530780902249,262144 --variations-seed-version --mojo-platform-channel-handle=6480 /prefetch:10
                                      2⤵
                                      • Suspicious behavior: EnumeratesProcesses
                                      PID:5616
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"
                                    1⤵
                                      PID:4592
                                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --no-startup-window --win-session-start
                                      1⤵
                                        PID:5048

                                      Network

                                            MITRE ATT&CK Enterprise v16

                                            Replay Monitor

                                            Loading Replay Monitor...

                                            Downloads

                                            settings.dat

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                            • Size 280B
                                            • SHA256 f8dff5315a0bd3856381f405c1a16257337fd6ff2d8043dd8bea22404cd35129
                                            • MD5 SHA1 SHA512 TLSH

                                            settings.dat

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                            • Size 280B
                                            • SHA256 1f3bc43c50f7d0fa02f98500baf5d78052a5560603459a9325b17de989d121f4
                                            • MD5 SHA1 SHA512 TLSH

                                            73168863-df7e-4c3f-837e-ff47432ac4bb.tmp

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\73168863-df7e-4c3f-837e-ff47432ac4bb.tmp
                                            • Size 11KB
                                            • SHA256 f6c00b2104f7a22a6799afb239a30093beb6a7b63a1a8c3ff15cd58a98ddf824
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            the-real-index

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index
                                            • Size 2KB
                                            • SHA256 23c64fbe6e9edee47888971993c669f844b44bb6a59ba58653805b907abefa85
                                            • MD5 SHA1 SHA512 TLSH

                                            the-real-index~RFe59644e.TMP

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index~RFe59644e.TMP
                                            • Size 2KB
                                            • SHA256 2ca5a6380b90dc20a48c809af88beeb696d74e206c3698c34aa033b2c223b07f
                                            • MD5 SHA1 SHA512 TLSH

                                            SiteList-Enterprise.json

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\DualEngine\SiteList-Enterprise.json
                                            • Size 2B
                                            • SHA256 44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a
                                            • MD5 SHA1 SHA512

                                            Edge Profile.ico

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Edge Profile.ico
                                            • Size 70KB
                                            • SHA256 31a226211c491e1b0832d4cd3cf34d97165e24a7ce4ec655259cd188f3a2bd88
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            Network Persistent State

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\Network Persistent State
                                            • Size 2KB
                                            • SHA256 262d263838f0f6e91b0f0cd6a4dc3994804f455264c75df09157b827dc779f10
                                            • MD5 SHA1 SHA512 TLSH

                                            SCT Auditing Pending Reports

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\SCT Auditing Pending Reports
                                            • Size 2B
                                            • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                                            • MD5 SHA1 SHA512

                                            Sdch Dictionaries

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\Sdch Dictionaries
                                            • Size 40B
                                            • SHA256 6028bd681dbf11a0a58dde8a0cd884115c04caa59d080ba51bde1b086ce0079d
                                            • MD5 SHA1 SHA512

                                            Preferences

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                            • Size 11KB
                                            • SHA256 8d723958ca7b376198f077860fb27c88439a3872149382715aebe62bd265dd67
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            Preferences

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                            • Size 11KB
                                            • SHA256 3dd8e154cdce3a5b242ba975275c4e8f5d61e9e700d1c43331d7d12f0c8e5205
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            Secure Preferences

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Secure Preferences
                                            • Size 23KB
                                            • SHA256 3231f550cabf3fef05ff1d6b5218dcdfca1193da3ca332005eb1ff5f542f2fea
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            sync_diagnostic.log

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Sync Data\Logs\sync_diagnostic.log
                                            • Size 4KB
                                            • SHA256 6caa64cc8c5d8fcbb51125d38bc573b5ec0458b5541e1b34b615e6ae929350f3
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            CURRENT

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Sync Extension Settings\ghbmnnjooekpmoecnnnilnnbdlolhkhi\CURRENT
                                            • Size 16B
                                            • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                                            • MD5 SHA1 SHA512

                                            MANIFEST-000001

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Sync Extension Settings\ghbmnnjooekpmoecnnnilnnbdlolhkhi\MANIFEST-000001
                                            • Size 41B
                                            • SHA256 f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4
                                            • MD5 SHA1 SHA512

                                            ccb81ca2-b36d-4d53-be66-79f735054756.tmp

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Edge Cloud Config\ccb81ca2-b36d-4d53-be66-79f735054756.tmp
                                            • Size 22KB
                                            • SHA256 d988156066b7fd22de278fbc96759d2caea6552094ffeb2ddd9307806059c5e4
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            Local State

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                            • Size 35KB
                                            • SHA256 22eee8aa610c34810671234677f8755422cd0fab4b54e042ed9338d3963fdd30
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            Local State

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                            • Size 38KB
                                            • SHA256 e9ee6c3119db4df4283a407488b7753d17a2049c860c5cb7c1e60d2a83aa1337
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            Local State

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                            • Size 35KB
                                            • SHA256 2270f502865165815c86134878ac73b37bccf948c847a7107bd89d4357a22979
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            Local State

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                            • Size 37KB
                                            • SHA256 5eabd11ed1962e7653c3df53dc7c6db498464280c0e8f45a045bda464fbce632
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            Local State

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                            • Size 38KB
                                            • SHA256 6a6c737c794a6015f1e9190b71268868a7500671e4f0aa48b982d4a4804b85e5
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            10a77d08-7889-4525-9ff7-de8502fc011b.tmp

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\extensions_crx_cache\10a77d08-7889-4525-9ff7-de8502fc011b.tmp
                                            • Size 13B
                                            • SHA256 2771d13c637c267132afff9db67537bef95708534b79ae8d954254c4e64e4e0f
                                            • MD5 SHA1 SHA512