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
    22/07/2026, 12:19

General

  • Target
    courier-system/OLD/upload.html
  • Size 356B
  • Sample260722-phbkms1thv
  • SHA256 16f483d0790a33ae9f846c7dcfd4bbdbfeb7cad9e8354c24e3783ae5342e0eac
  • MD5 SHA1 SHA512 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 30 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--start-maximized --disable-default-apps --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument C:\Users\Admin\AppData\Local\Temp\courier-system\OLD\upload.html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:4780
    • 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,0x290,0x7fffdde7c188,0x7fffdde7c194,0x7fffdde7c1a0
      2⤵
        PID:4660
      • 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=2148,i,13784507232428123196,190527721020811960,524288 --field-trial-handle=2368,i,17012048000247965017,8606087498895544096,262144 --variations-seed-version --mojo-platform-channel-handle=2732 /prefetch:11
        2⤵
        • System Time Discovery
        PID:5820
      • 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=1828,i,4024868894852470083,14154401728765696608,262144 --field-trial-handle=2368,i,17012048000247965017,8606087498895544096,262144 --variations-seed-version --mojo-platform-channel-handle=2364 /prefetch:2
        2⤵
          PID:1600
        • 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=2464,i,7974622797394949836,9322384974110493354,524288 --field-trial-handle=2368,i,17012048000247965017,8606087498895544096,262144 --variations-seed-version --mojo-platform-channel-handle=2740 /prefetch:13
          2⤵
            PID:3940
          • 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=3572,i,8294233215072829909,671358593585533838,2097152 --field-trial-handle=2368,i,17012048000247965017,8606087498895544096,262144 --variations-seed-version --mojo-platform-channel-handle=3644 /prefetch:1
            2⤵
              PID:3076
            • 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=3576,i,11435238468015052633,7754678974893716328,2097152 --field-trial-handle=2368,i,17012048000247965017,8606087498895544096,262144 --variations-seed-version --mojo-platform-channel-handle=3648 /prefetch:1
              2⤵
                PID:1736
              • 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=4304,i,1169850805265778348,2975784280429465922,2097152 --field-trial-handle=2368,i,17012048000247965017,8606087498895544096,262144 --variations-seed-version --mojo-platform-channel-handle=4188 /prefetch:1
                2⤵
                  PID:4300
                • 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=4320,i,8892140958387904190,7557367198098282256,2097152 --field-trial-handle=2368,i,17012048000247965017,8606087498895544096,262144 --variations-seed-version --mojo-platform-channel-handle=4340 /prefetch:9
                  2⤵
                    PID:5052
                  • 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=5300,i,11156157265208771655,9118514598726992921,524288 --field-trial-handle=2368,i,17012048000247965017,8606087498895544096,262144 --variations-seed-version --mojo-platform-channel-handle=5316 /prefetch:14
                    2⤵
                      PID:2556
                    • 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=5308,i,8023196799332616314,3456861018028957073,524288 --field-trial-handle=2368,i,17012048000247965017,8606087498895544096,262144 --variations-seed-version --mojo-platform-channel-handle=5352 /prefetch:14
                      2⤵
                        PID:3472
                      • 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=5836,i,3271625745731572199,2934584957326939429,524288 --field-trial-handle=2368,i,17012048000247965017,8606087498895544096,262144 --variations-seed-version --mojo-platform-channel-handle=5852 /prefetch:14
                        2⤵
                          PID:3372
                        • 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=5836,i,3271625745731572199,2934584957326939429,524288 --field-trial-handle=2368,i,17012048000247965017,8606087498895544096,262144 --variations-seed-version --mojo-platform-channel-handle=5852 /prefetch:14
                          2⤵
                            PID:3052
                          • 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=1264,i,10845636608044687322,13859771052085515002,524288 --field-trial-handle=2368,i,17012048000247965017,8606087498895544096,262144 --variations-seed-version --mojo-platform-channel-handle=5280 /prefetch:14
                            2⤵
                              PID:3008
                            • 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=1268,i,1935435956293277086,8424621054128043090,524288 --field-trial-handle=2368,i,17012048000247965017,8606087498895544096,262144 --variations-seed-version --mojo-platform-channel-handle=5092 /prefetch:14
                              2⤵
                                PID:6112
                              • 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=1272,i,2506719829357969188,7000721708516812174,524288 --field-trial-handle=2368,i,17012048000247965017,8606087498895544096,262144 --variations-seed-version --mojo-platform-channel-handle=5096 /prefetch:14
                                2⤵
                                  PID:2232
                                • 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=600,i,6351457386393468462,5198275846288623585,524288 --field-trial-handle=2368,i,17012048000247965017,8606087498895544096,262144 --variations-seed-version --mojo-platform-channel-handle=5572 /prefetch:14
                                  2⤵
                                    PID:6104
                                  • 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=6280,i,18162167656773932935,4014768141195369110,262144 --field-trial-handle=2368,i,17012048000247965017,8606087498895544096,262144 --variations-seed-version --mojo-platform-channel-handle=1440 /prefetch:10
                                    2⤵
                                    • Suspicious behavior: EnumeratesProcesses
                                    PID:3256
                                • 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:2864
                                  • 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:1192

                                    Network

                                          MITRE ATT&CK Enterprise v16

                                          Replay Monitor

                                          Loading Replay Monitor...

                                          Downloads

                                          1df57127-491f-41a6-aae5-b96e9feacd09.tmp

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\1df57127-491f-41a6-aae5-b96e9feacd09.tmp
                                          • Size 38KB
                                          • SHA256 3240a9ff57101b9dcb4d2c56963b65b0cfcc1fffb997e97b67d71bcb838e2b84
                                          • MD5 SHA1 SHA512 SSDEEP TLSH

                                          settings.dat

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                          • Size 280B
                                          • SHA256 ee3af991fa1719733ca1e3ac746d5b605f4205e269bf244bd9ae780ceadb9bd8
                                          • MD5 SHA1 SHA512 TLSH

                                          settings.dat

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                          • Size 280B
                                          • SHA256 22c1d58ffa7df77a7e0440ce3b2c474b1e03f30b60355bbf5dd6392fefb641fd
                                          • MD5 SHA1 SHA512 TLSH

                                          58a62de6-8e14-47ed-af4f-dd98197456b6.tmp

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\58a62de6-8e14-47ed-af4f-dd98197456b6.tmp
                                          • Size 11KB
                                          • SHA256 6b08c9666b87c01f608f45f6c144427fa686e3d2bcea6f7c092be065cfd5c580
                                          • MD5 SHA1 SHA512 SSDEEP TLSH

                                          temp-index

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\temp-index
                                          • Size 2KB
                                          • SHA256 22a35b93b3f0916c8781e2d001cb19577684f1d50b6f16d591221fd04eff8040
                                          • MD5 SHA1 SHA512 TLSH

                                          the-real-index~RFe595980.TMP

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index~RFe595980.TMP
                                          • Size 2KB
                                          • SHA256 0fb9eb087ccd34b7fd64377b924e144d0f787ac3517f52b30eeded45a1e55032
                                          • MD5 SHA1 SHA512 TLSH

                                          bc51839f-1c92-448a-a938-5e56d4103eca.tmp

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\DualEngine\bc51839f-1c92-448a-a938-5e56d4103eca.tmp
                                          • 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 410962ed4b073e074294a31f8071935095dedee465e8703a053dbe69a6109dfe
                                          • 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 da76dab0f3dada266d24f5033972957b3edb5eb56115c9bcaa3fa72ae48d2157
                                          • MD5 SHA1 SHA512 SSDEEP TLSH

                                          Preferences

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                          • Size 11KB
                                          • SHA256 aa8ff736c53be072f56ebf836eb91bc5ab7011758e6ece49357556b3192248d3
                                          • MD5 SHA1 SHA512 SSDEEP TLSH

                                          Secure Preferences

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Secure Preferences
                                          • Size 23KB
                                          • SHA256 eea5b8983e6640acf2ba2cf917eabcad985ef22aa2a54f2f1daecfdf8a7c1238
                                          • 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 4483b8baa1a654581708309e32ae99f209d79ed441ef865ececb521a1f6f3a29
                                          • 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

                                          6b1db338-50ea-4213-ae61-00a0a64dc46c.tmp

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Edge Cloud Config\6b1db338-50ea-4213-ae61-00a0a64dc46c.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 1697cdae5a3e7513a72662a1436760a1334a4d1be6185b38492ed4a68decc1e5
                                          • MD5 SHA1 SHA512 SSDEEP TLSH

                                          Local State

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                          • Size 37KB
                                          • SHA256 b4cc9a0ca0d38fd6b37d16df09e4db70c3168ac1d2f28bdbc753b2bb826080bf
                                          • MD5 SHA1 SHA512 SSDEEP TLSH

                                          Local State

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                          • Size 34KB
                                          • SHA256 18f4022c47a4a7bde99cb060001cc68835841651ff032e9fb92aab8b00021bb8
                                          • MD5 SHA1 SHA512 SSDEEP TLSH

                                          648628e8-2c35-4ba7-a563-cc8aef64158c.tmp

                                          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\extensions_crx_cache\648628e8-2c35-4ba7-a563-cc8aef64158c.tmp
                                          • Size 13B
                                          • SHA256 2771d13c637c267132afff9db67537bef95708534b79ae8d954254c4e64e4e0f
                                          • MD5 SHA1 SHA512