Analysis

  • user interaction
    yes
  • max time kernel
    56s
  • max time network
    53s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    23/08/2026, 04:10

General

  • Target
    https://steamdb.com/en
  • Sample260823-ermn6aserf
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: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs
  • Suspicious use of FindShellTrayWindow 33 IoCs
  • Suspicious use of SendNotifyMessage 16 IoCs
  • Suspicious use of WriteProcessMemory 27 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--start-maximized --disable-default-apps --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://steamdb.com/en
    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:5568
    • 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,0x284,0x7ffa87c2c188,0x7ffa87c2c194,0x7ffa87c2c1a0
      2⤵
        PID:2540
      • 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,13680194429641075835,13379665739384569071,262144 --field-trial-handle=2272,i,12903798574941985393,1994971731425459803,262144 --variations-seed-version --mojo-platform-channel-handle=2268 /prefetch:2
        2⤵
          PID:4156
        • 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=1792,i,1232342398749704695,11634829224882814458,524288 --field-trial-handle=2272,i,12903798574941985393,1994971731425459803,262144 --variations-seed-version --mojo-platform-channel-handle=2316 /prefetch:11
          2⤵
          • System Time Discovery
          PID:4800
        • 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 --no-pre-read-main-dll --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=2440,i,3001102414763330708,2290311649782655248,524288 --field-trial-handle=2272,i,12903798574941985393,1994971731425459803,262144 --variations-seed-version --mojo-platform-channel-handle=3132 /prefetch:13
          2⤵
            PID:3740
          • 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=3688,i,16725333153026767072,1003662476407556381,2097152 --field-trial-handle=2272,i,12903798574941985393,1994971731425459803,262144 --variations-seed-version --mojo-platform-channel-handle=3676 /prefetch:1
            2⤵
              PID:1296
            • 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=3620,i,6879919651885009141,9107627990169407705,2097152 --field-trial-handle=2272,i,12903798574941985393,1994971731425459803,262144 --variations-seed-version --mojo-platform-channel-handle=3648 /prefetch:1
              2⤵
                PID:4772
              • 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=4368,i,10558422127599908085,6233327087054523246,2097152 --field-trial-handle=2272,i,12903798574941985393,1994971731425459803,262144 --variations-seed-version --mojo-platform-channel-handle=4500 /prefetch:9
                2⤵
                  PID:2828
                • 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=4308,i,9913701916755078319,10510831534819437122,2097152 --field-trial-handle=2272,i,12903798574941985393,1994971731425459803,262144 --variations-seed-version --mojo-platform-channel-handle=4352 /prefetch:1
                  2⤵
                    PID:248
                  • 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=5444,i,7557666288837648028,1392977201518176865,524288 --field-trial-handle=2272,i,12903798574941985393,1994971731425459803,262144 --variations-seed-version --mojo-platform-channel-handle=5440 /prefetch:14
                    2⤵
                      PID:5044
                    • 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=5448,i,4375898031454842124,12906017352720859551,524288 --field-trial-handle=2272,i,12903798574941985393,1994971731425459803,262144 --variations-seed-version --mojo-platform-channel-handle=3844 /prefetch:14
                      2⤵
                        PID:1804
                      • 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=6156,i,10745619900296757527,3408940642374684010,524288 --field-trial-handle=2272,i,12903798574941985393,1994971731425459803,262144 --variations-seed-version --mojo-platform-channel-handle=6172 /prefetch:14
                        2⤵
                          PID:3184
                        • 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=6156,i,10745619900296757527,3408940642374684010,524288 --field-trial-handle=2272,i,12903798574941985393,1994971731425459803,262144 --variations-seed-version --mojo-platform-channel-handle=6172 /prefetch:14
                          2⤵
                            PID:4608
                          • 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=6252,i,1806855415377324463,5811962747449189170,524288 --field-trial-handle=2272,i,12903798574941985393,1994971731425459803,262144 --variations-seed-version --mojo-platform-channel-handle=4564 /prefetch:14
                            2⤵
                              PID:2816
                            • 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=6592,i,10969192706560417744,10971228814353638617,524288 --field-trial-handle=2272,i,12903798574941985393,1994971731425459803,262144 --variations-seed-version --mojo-platform-channel-handle=5072 /prefetch:14
                              2⤵
                                PID:4108
                              • 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=3772,i,3380168678462196215,13259920348297367719,524288 --field-trial-handle=2272,i,12903798574941985393,1994971731425459803,262144 --variations-seed-version --mojo-platform-channel-handle=6580 /prefetch:14
                                2⤵
                                  PID:3852
                              • 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:1516
                                • 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:4188

                                  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 e413e02b9e80ee8d76d52c1043fc32251e2d7634d4b2fbd970df9ace9d91831a
                                        • MD5 SHA1 SHA512 TLSH

                                        settings.dat

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                        • Size 280B
                                        • SHA256 8aaa68aad07ba45abe53bd513aa5f7e7b21bd1b29db6e1d5c1e0a79a5f4eb890
                                        • 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

                                        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 12KB
                                        • SHA256 07f3250499d5b38037b75eca90a2deb207fa65faf962678ac97a7d002968e871
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        Preferences

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                        • Size 12KB
                                        • SHA256 79e6dcebb6ebe2c410c564b9f005e50466ad163f67348651795444214cb6b516
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        Preferences

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                        • Size 11KB
                                        • SHA256 4b67fc588fe4622787ea615f4657988bf931f353450d1173e85af6449a3101fc
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        Preferences

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                        • Size 11KB
                                        • SHA256 b5109b93857391dbd214c914b496ad1edde99d5d085bed1e4924393a8e9125b6
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        Secure Preferences

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Secure Preferences
                                        • Size 23KB
                                        • SHA256 606e4c9b9e9379498a344158fbe7f93740bf7cc1e9e40d95a782d6dc8d92e6cf
                                        • 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 2KB
                                        • SHA256 13c761afe9b6ce05702e7edf7eaca0079d9968c628d299640cb0f82adbb861ad
                                        • MD5 SHA1 SHA512 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

                                        Local State

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                        • Size 38KB
                                        • SHA256 1b3fc791cceede35e02710fb83a47a41928069cc05dde5a07d1d4d5bc6752aac
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        Local State

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                        • Size 34KB
                                        • SHA256 29a68aeda5d47c2c312a240e6119c04b5b671398ea313960222a4b15cbeef6d4
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        Local State

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                        • Size 34KB
                                        • SHA256 ce8c598abfee13d01265c6981a28d00b50c36e86bd09636ec2eeaf446f698ff9
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        Local State

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                        • Size 39KB
                                        • SHA256 f5dc80d0ac585ac162d46d17ead085b30a50d06ef05ae136dd1cddbff6ab0140
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        Local State

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                        • Size 38KB
                                        • SHA256 54f6d235db5615d30f4a6f1359b2d7391f964712c76d0b745e14961663268a30
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        metadata.json

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\extensions_crx_cache\metadata.json
                                        • Size 13B
                                        • SHA256 2771d13c637c267132afff9db67537bef95708534b79ae8d954254c4e64e4e0f
                                        • MD5 SHA1 SHA512