Analysis

  • user interaction
    yes
  • max time kernel
    40s
  • max time network
    42s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    30/09/2026, 08:53

General

  • Target
    http://manage.kmail-lists.com/subscriptions/unsubscribe?cy=SKtwUb
  • Sample260930-ktbybstfkh
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.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 32 IoCs
  • Suspicious use of WriteProcessMemory 33 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--start-maximized --disable-default-apps --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument http://manage.kmail-lists.com/subscriptions/unsubscribe?cy=SKtwUb
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Modifies registry class
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4508
    • 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=0x238,0x23c,0x240,0x234,0x248,0x7ffae50cc188,0x7ffae50cc194,0x7ffae50cc1a0
      2⤵
        PID:4804
      • 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=1756,i,12095355992109590639,6921834705722613415,524288 --field-trial-handle=2256,i,9727989194409935488,685329727600815760,262144 --variations-seed-version --mojo-platform-channel-handle=2276 /prefetch:3
        2⤵
        • System Time Discovery
        PID:5960
      • 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=1628,i,9272721590877104222,4277741206170951306,262144 --field-trial-handle=2256,i,9727989194409935488,685329727600815760,262144 --variations-seed-version --mojo-platform-channel-handle=2248 /prefetch:2
        2⤵
          PID:5824
        • 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=2320,i,11830311882281316844,12912172429088821005,524288 --field-trial-handle=2256,i,9727989194409935488,685329727600815760,262144 --variations-seed-version --mojo-platform-channel-handle=2460 /prefetch:8
          2⤵
            PID:5664
          • 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=3416,i,17937849025671792801,6597525573981203883,2097152 --field-trial-handle=2256,i,9727989194409935488,685329727600815760,262144 --variations-seed-version --mojo-platform-channel-handle=3512 /prefetch:1
            2⤵
              PID:5520
            • 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=3304,i,13133787100628589327,16340012620475976184,2097152 --field-trial-handle=2256,i,9727989194409935488,685329727600815760,262144 --variations-seed-version --mojo-platform-channel-handle=3528 /prefetch:1
              2⤵
                PID:1680
              • 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 --disable-gpu-compositing --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=4976,i,17188974778182307816,16674357953917163101,2097152 --field-trial-handle=2256,i,9727989194409935488,685329727600815760,262144 --variations-seed-version --mojo-platform-channel-handle=4340 /prefetch:1
                2⤵
                  PID:2108
                • 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=3980,i,18286615408115579494,3084061872387806560,524288 --field-trial-handle=2256,i,9727989194409935488,685329727600815760,262144 --variations-seed-version --mojo-platform-channel-handle=3936 /prefetch:8
                  2⤵
                    PID:2192
                  • 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=3976,i,145215668513629925,3122229735822325289,524288 --field-trial-handle=2256,i,9727989194409935488,685329727600815760,262144 --variations-seed-version --mojo-platform-channel-handle=3920 /prefetch:8
                    2⤵
                      PID:5792
                    • 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 --disable-gpu-compositing --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=10 --always-read-main-dll --metrics-shmem-handle=5756,i,7830553367140636421,18318561473013935731,2097152 --field-trial-handle=2256,i,9727989194409935488,685329727600815760,262144 --variations-seed-version --mojo-platform-channel-handle=5772 /prefetch:1
                      2⤵
                        PID:1296
                      • 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=5936,i,2628669327474537586,7522916570064271155,524288 --field-trial-handle=2256,i,9727989194409935488,685329727600815760,262144 --variations-seed-version --mojo-platform-channel-handle=5968 /prefetch:8
                        2⤵
                          PID:2440
                        • 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=5936,i,2628669327474537586,7522916570064271155,524288 --field-trial-handle=2256,i,9727989194409935488,685329727600815760,262144 --variations-seed-version --mojo-platform-channel-handle=5968 /prefetch:8
                          2⤵
                            PID:204
                          • 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 --disable-gpu-compositing --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=12 --always-read-main-dll --metrics-shmem-handle=5964,i,9450400566744609623,2163342641496152950,2097152 --field-trial-handle=2256,i,9727989194409935488,685329727600815760,262144 --variations-seed-version --mojo-platform-channel-handle=6032 /prefetch:1
                            2⤵
                              PID:2380
                            • 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=6628,i,3507514129619785469,1102898813124217415,524288 --field-trial-handle=2256,i,9727989194409935488,685329727600815760,262144 --variations-seed-version --mojo-platform-channel-handle=6640 /prefetch:8
                              2⤵
                                PID:3060
                              • 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=6632,i,4174585996333846003,2892758744922710337,524288 --field-trial-handle=2256,i,9727989194409935488,685329727600815760,262144 --variations-seed-version --mojo-platform-channel-handle=6584 /prefetch:8
                                2⤵
                                  PID:4476
                                • 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=6636,i,16473023282081209741,7291455129007443126,524288 --field-trial-handle=2256,i,9727989194409935488,685329727600815760,262144 --variations-seed-version --mojo-platform-channel-handle=6664 /prefetch:8
                                  2⤵
                                    PID:116
                                  • 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 --disable-gpu-compositing --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=16 --always-read-main-dll --metrics-shmem-handle=6628,i,9693822811967770747,10858011595793816811,2097152 --field-trial-handle=2256,i,9727989194409935488,685329727600815760,262144 --variations-seed-version --mojo-platform-channel-handle=6652 /prefetch:1
                                    2⤵
                                      PID:5272
                                  • 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:6112
                                    • 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:5460

                                      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 3c1c88a1dc8e5439a1a520e9db930955bf4755654f664147c54e6cba8b43ed4c
                                            • MD5 SHA1 SHA512 TLSH

                                            settings.dat

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                            • Size 280B
                                            • SHA256 2f67a665126f0d437497b394b50cc87ce72773b6abd85385bb78adf0ad326302
                                            • MD5 SHA1 SHA512 TLSH

                                            BookmarkMergedSurfaceOrdering

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\BookmarkMergedSurfaceOrdering
                                            • Size 6B
                                            • SHA256 4489f9e3e454748b3521eb214e0a5694d562cff3d9ff511cb456953c8f534c00
                                            • MD5 SHA1 SHA512

                                            BrowsingTopicsState

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\BrowsingTopicsState
                                            • Size 649B
                                            • SHA256 2681ee113dbb435c042809f6f22d828eb577911db6693c6c8b5307a9773ee859
                                            • 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 a153b4fc1710d42dc942d644c57451e8bc9e906410f940141031644de17bd23d
                                            • MD5 SHA1 SHA512 TLSH

                                            the-real-index~RFe58c31c.TMP

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index~RFe58c31c.TMP
                                            • Size 3KB
                                            • SHA256 a0f2a169e8794b8b01dfc70aef1a5261b5d86489fb5db6b3eabc2e41d74b5807
                                            • 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

                                            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 ca7570a6d2efecc4e123bb279d4c4e7ea1a9c9b4c414debff7e820524a738216
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            Preferences

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                            • Size 13KB
                                            • SHA256 2638989a9a6cd3c735702ca7f979bf32406d644ac4fd6bd1c29bca7e57f7648e
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            Preferences

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                            • Size 12KB
                                            • SHA256 86bbadbd0fa18cda90b735318a4e8718b879c9d29ddf5070146654072cecf232
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            Secure Preferences

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Secure Preferences
                                            • Size 27KB
                                            • SHA256 b889e5382c9e415bcf4e5e68d2959c49597a0b5dcecea8a5067e3c14924f16f9
                                            • 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 23KB
                                            • SHA256 ec2e281c6366a550d119b596c6353c47472bd02ac802764faf29da6bfec416db
                                            • 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

                                            Local State

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                            • Size 25KB
                                            • SHA256 6843155cb2eb9acdd90d82095d1f5228b68e7ae00a1a000c41a45826ea4ff07d
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            Local State

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                            • Size 25KB
                                            • SHA256 ea881f44df8457608e18f96dd4772c6f5b70d151fcb3a59a5a98d03cc1652195
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            Local State

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                            • Size 26KB
                                            • SHA256 e5d0362e7c33f68a5f2c39708eb73e74948eba130eb4ca387222a876a403b964
                                            • MD5 SHA1 SHA512 SSDEEP TLSH

                                            5a2a7058cf8d1e56c20e6b19a7c48eb2386d141b.tbres

                                            • Path C:\Users\Admin\AppData\Local\Microsoft\TokenBroker\Cache\5a2a7058cf8d1e56c20e6b19a7c48eb2386d141b.tbres
                                            • Size 2KB
                                            • SHA256 be0e52572b622eb7ea0495cc30ae45997a455a4702a1ff70204832e4ecafe3cf
                                            • MD5 SHA1 SHA512 TLSH

                                            memory/204-201-0x00000215AC120000-0x00000215AD120000-memory.dmp