Analysis

  • max time kernel
    148s
  • max time network
    155s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    14/08/2026, 15:52

General

  • Target
    small_svg/small1-v16P-m2-eQ.svg
  • Size 48KB
  • Sample260814-ta3rdaaf69
  • SHA256 3b57fea1eec2d03a39c344332db1a425f7e728e0bcf2afafd5f90352bfa4e14a
  • MD5 SHA1 SHA512 SSDEEP TLSH

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 Internet Explorer settings 1 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 1 IoCs
  • Suspicious use of WriteProcessMemory 37 IoCs

Processes

  • C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\small_svg\small1-v16P-m2-eQ.svg
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious use of WriteProcessMemory
    PID:4556
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" -- "file:///C:/Users/Admin/AppData/Local/Temp/small_svg/small1-v16P-m2-eQ.svg"
      2⤵
      • Enumerates system info in registry
      • Modifies data under HKEY_USERS
      • Modifies registry class
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4584
      • 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=0x2f0,0x2f4,0x2f8,0x2ec,0x318,0x7ff914b0c188,0x7ff914b0c194,0x7ff914b0c1a0
        3⤵
          PID:3804
        • 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=1572,i,15295141967868708051,12728964045229107902,262144 --field-trial-handle=2232,i,57317023660004632,11365240742780339901,262144 --variations-seed-version --mojo-platform-channel-handle=2228 /prefetch:2
          3⤵
            PID:1532
          • 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=1928,i,5036528509210896880,12095701294015550912,524288 --field-trial-handle=2232,i,57317023660004632,11365240742780339901,262144 --variations-seed-version --mojo-platform-channel-handle=2268 /prefetch:11
            3⤵
            • System Time Discovery
            PID:4904
          • 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=2536,i,6166517467195153682,4174102638103363924,524288 --field-trial-handle=2232,i,57317023660004632,11365240742780339901,262144 --variations-seed-version --mojo-platform-channel-handle=3156 /prefetch:13
            3⤵
              PID:5872
            • 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=3552,i,17058839048043838130,7149401337774836529,2097152 --field-trial-handle=2232,i,57317023660004632,11365240742780339901,262144 --variations-seed-version --mojo-platform-channel-handle=3612 /prefetch:1
              3⤵
                PID:2020
              • 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=3556,i,54345285489077631,7178036234464558474,2097152 --field-trial-handle=2232,i,57317023660004632,11365240742780339901,262144 --variations-seed-version --mojo-platform-channel-handle=3668 /prefetch:1
                3⤵
                  PID:6072
                • 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=4168,i,17393474836119850062,6627237873320354477,2097152 --field-trial-handle=2232,i,57317023660004632,11365240742780339901,262144 --variations-seed-version --mojo-platform-channel-handle=4760 /prefetch:1
                  3⤵
                    PID:4756
                  • 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=4180,i,14019078552037386977,16090056839416961092,2097152 --field-trial-handle=2232,i,57317023660004632,11365240742780339901,262144 --variations-seed-version --mojo-platform-channel-handle=4764 /prefetch:9
                    3⤵
                      PID:3732
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=PooledProcess2 --lang=en-US --service-sandbox-type=utility --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=3764,i,11781213966024381005,3889408603741952043,524288 --field-trial-handle=2232,i,57317023660004632,11365240742780339901,262144 --variations-seed-version --mojo-platform-channel-handle=3712 /prefetch:14
                      3⤵
                        PID:2160
                      • 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=5292,i,13714411043095149711,11368215696352823103,524288 --field-trial-handle=2232,i,57317023660004632,11365240742780339901,262144 --variations-seed-version --mojo-platform-channel-handle=5424 /prefetch:14
                        3⤵
                          PID:2888
                        • 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=5304,i,15360940192437467825,767610354946255901,524288 --field-trial-handle=2232,i,57317023660004632,11365240742780339901,262144 --variations-seed-version --mojo-platform-channel-handle=4312 /prefetch:14
                          3⤵
                            PID:1612
                          • 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=6060,i,6720511774621624664,1871983710777171899,524288 --field-trial-handle=2232,i,57317023660004632,11365240742780339901,262144 --variations-seed-version --mojo-platform-channel-handle=6052 /prefetch:14
                            3⤵
                              PID:5464
                            • 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=6060,i,6720511774621624664,1871983710777171899,524288 --field-trial-handle=2232,i,57317023660004632,11365240742780339901,262144 --variations-seed-version --mojo-platform-channel-handle=6052 /prefetch:14
                              3⤵
                                PID:2308
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=6200,i,211061167808368434,14131205590358777063,524288 --field-trial-handle=2232,i,57317023660004632,11365240742780339901,262144 --variations-seed-version --mojo-platform-channel-handle=6256 /prefetch:14
                                3⤵
                                  PID:1280
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=6624,i,17006799829516551345,6277997066396717444,524288 --field-trial-handle=2232,i,57317023660004632,11365240742780339901,262144 --variations-seed-version --mojo-platform-channel-handle=6592 /prefetch:14
                                  3⤵
                                    PID:5604
                                  • 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=4748,i,9026908280192856078,13201186220935975664,524288 --field-trial-handle=2232,i,57317023660004632,11365240742780339901,262144 --variations-seed-version --mojo-platform-channel-handle=5260 /prefetch:14
                                    3⤵
                                      PID:3100
                                    • 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=4752,i,3857048706998529474,17393078279652405767,524288 --field-trial-handle=2232,i,57317023660004632,11365240742780339901,262144 --variations-seed-version --mojo-platform-channel-handle=3184 /prefetch:14
                                      3⤵
                                        PID:4736
                                      • 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=4912,i,12636004152348173495,5840962862843570893,524288 --field-trial-handle=2232,i,57317023660004632,11365240742780339901,262144 --variations-seed-version --mojo-platform-channel-handle=5272 /prefetch:14
                                        3⤵
                                          PID:4060
                                        • 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=5448,i,12247742293565784268,7517721028747082461,524288 --field-trial-handle=2232,i,57317023660004632,11365240742780339901,262144 --variations-seed-version --mojo-platform-channel-handle=5504 /prefetch:14
                                          3⤵
                                            PID:3956
                                          • 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=5064,i,13853052479907400017,4016981499757680974,262144 --field-trial-handle=2232,i,57317023660004632,11365240742780339901,262144 --variations-seed-version --mojo-platform-channel-handle=5796 /prefetch:10
                                            3⤵
                                            • Suspicious behavior: EnumeratesProcesses
                                            PID:4992
                                      • 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:5568
                                        • 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:3720

                                          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 7f7f7efafb9f87082470af84df3b906033b9d533fb7a188458a4e181362f2170
                                                • MD5 SHA1 SHA512 TLSH

                                                settings.dat

                                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                                • Size 280B
                                                • SHA256 5e34bc4625bf22507150f49d8c28444bda8222ea36c2a7d431bbdaae5c134a9d
                                                • MD5 SHA1 SHA512 TLSH

                                                the-real-index

                                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index
                                                • Size 3KB
                                                • SHA256 6d7f48feee6de0237e45529e9738532a57768dd0519e96701174f47aed726cdf
                                                • MD5 SHA1 SHA512 TLSH

                                                the-real-index~RFe59cd49.TMP

                                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index~RFe59cd49.TMP
                                                • Size 3KB
                                                • SHA256 741bb0c16cf042d88813b0425848cbf77bdf1cb9b5837b1d614647a4c3eaa86c
                                                • 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 1KB
                                                • SHA256 e047346533b9d3b5bc48422e65e01cef1df73e579aa5027feb29a368b6873d55
                                                • 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 3f7e4dd6151109de38c726edd2e9b120df4e7159db00559c1ae34af0b84015c9
                                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                                Preferences

                                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                                • Size 11KB
                                                • SHA256 bcafb6a4a1c8b6157bec3328fb6b1dc408e3824cd51f0b73f33537e8cae481c7
                                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                                Preferences

                                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                                • Size 11KB
                                                • SHA256 cd0ed1dd3bbb9884dcc4b7deab240a5f96fc0bd31dab8c31527120b0de5967c6
                                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                                Secure Preferences

                                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Secure Preferences
                                                • Size 29KB
                                                • SHA256 167a8bd06513af4aaab2cbe47b8f8c9c8c0c0c989d2dfd47c60e8d67fde3512a
                                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                                Local State

                                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                                • Size 36KB
                                                • SHA256 b51c1814a458509d6ce615a16be4cf1cb1efe206ebe119b1293d49a82f2873d0
                                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                                Local State

                                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                                • Size 35KB
                                                • SHA256 10fb388e7fa96b2a0981a7a237bcc77b645835d725fcf68ba19449384663bc4b
                                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                                Local State

                                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                                • Size 39KB
                                                • SHA256 4d7c954afea797735b5344de7be0aea5b749c193d12d68b0d6682ae46cb3d94f
                                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                                Local State

                                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                                • Size 38KB
                                                • SHA256 06413d81dd03547e1d11d57a96d5a99c2f0b356a7c39145426fbc926a68cd1dd
                                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                                Local State

                                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                                • Size 35KB
                                                • SHA256 320364f22cd284b206b289b717e37325063464aeffb31ad2881e287105d27c02
                                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                                812fcce2-8af9-404f-9440-471a69e623c1.tmp

                                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\extensions_crx_cache\812fcce2-8af9-404f-9440-471a69e623c1.tmp
                                                • Size 13B
                                                • SHA256 2771d13c637c267132afff9db67537bef95708534b79ae8d954254c4e64e4e0f
                                                • MD5 SHA1 SHA512

                                                content_new.js

                                                • Path C:\Users\Admin\AppData\Local\Temp\scoped_dir4584_1186082307\CRX_INSTALL\content_new.js
                                                • Size 10KB
                                                • SHA256 d4aa4602a1590a4b8a1bce8b8d670264c9fb532adc97a72bc10c43343650385a
                                                • MD5 SHA1 SHA512 SSDEEP TLSH