Overview

overview

3

Static

static

1

URLScan

urlscan

1

http://chok.c1.biz

windows11-21h2-x64

3

Analysis

  • user interaction
    yes
  • max time kernel
    119s
  • max time network
    121s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    16/08/2026, 03:12

Sharing

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Report Analysis Logs

General

  • Target
    http://chok.c1.biz
  • Sample260816-dp8ceaba26
Score
3/10
discovery

Malware Config

Signatures

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

    discovery
  • System Time Discovery 1 TTPs 1 IoCs

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

    discovery
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 16 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument http://chok.c1.biz
    1⤵
    • Enumerates system info in registry
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:5140
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=140.0.7339.81 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffcbfe1c728,0x7ffcbfe1c734,0x7ffcbfe1c740
      2⤵
        PID:2728
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --no-pre-read-main-dll --force-high-res-timeticks=disabled --gpu-preferences=SAAAAAAAAADgAAAIAAAAAAAAAAAAAGAAAQAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --metrics-shmem-handle=1620,i,17926224909979388083,936429145731542788,262144 --field-trial-handle=1872,i,10614846705187770861,6692313279654019344,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=1868 /prefetch:2
        2⤵
          PID:5588
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --force-high-res-timeticks=disabled --metrics-shmem-handle=1448,i,6486813086712336292,8095956635151625714,524288 --field-trial-handle=1872,i,10614846705187770861,6692313279654019344,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=2420 /prefetch:11
          2⤵
          • System Time Discovery
          PID:3756
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --force-high-res-timeticks=disabled --metrics-shmem-handle=2272,i,430317150927171987,4915304094922072152,524288 --field-trial-handle=1872,i,10614846705187770861,6692313279654019344,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=2428 /prefetch:13
          2⤵
            PID:2440
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --metrics-shmem-handle=3188,i,15023624231799180837,6087794056978640581,2097152 --field-trial-handle=1872,i,10614846705187770861,6692313279654019344,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=3204 /prefetch:1
            2⤵
              PID:4168
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --metrics-shmem-handle=3196,i,11592816688341794350,6582178419806868900,2097152 --field-trial-handle=1872,i,10614846705187770861,6692313279654019344,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=3340 /prefetch:1
              2⤵
                PID:704
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --extension-process --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --metrics-shmem-handle=4372,i,3160602097818545937,1372894380552847861,2097152 --field-trial-handle=1872,i,10614846705187770861,6692313279654019344,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=4348 /prefetch:9
                2⤵
                  PID:4720
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --force-high-res-timeticks=disabled --metrics-shmem-handle=5356,i,12516430155692738866,5925176674518874672,524288 --field-trial-handle=1872,i,10614846705187770861,6692313279654019344,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=5228 /prefetch:14
                  2⤵
                    PID:2544
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.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 --metrics-shmem-handle=5356,i,11670988784905012504,10702024530461445118,524288 --field-trial-handle=1872,i,10614846705187770861,6692313279654019344,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=5568 /prefetch:14
                    2⤵
                      PID:2172
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.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 --metrics-shmem-handle=5384,i,10753866447665677030,7207651539084235694,524288 --field-trial-handle=1872,i,10614846705187770861,6692313279654019344,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=5668 /prefetch:14
                      2⤵
                        PID:1756
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.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 --metrics-shmem-handle=5616,i,1331753858217920140,1528577786067420476,524288 --field-trial-handle=1872,i,10614846705187770861,6692313279654019344,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=5380 /prefetch:14
                        2⤵
                          PID:5476
                      • C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
                        "C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
                        1⤵
                          PID:5760
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                          1⤵
                            PID:3532

                          Network

                                MITRE ATT&CK Enterprise v16

                                Replay Monitor

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                                Downloads

                                0fe789ad-1565-4be3-bb66-79c67a7e51f2.tmp
                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\0fe789ad-1565-4be3-bb66-79c67a7e51f2.tmp
                                • Size 12KB
                                • SHA256 35df78b7d968a428b8256db19f5708e1b14c144bb05100f890d5ace72c063cc4
                                • MD5 SHA1 SHA512 SSDEEP TLSH
                                Submit Download

                                BookmarkMergedSurfaceOrdering
                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\BookmarkMergedSurfaceOrdering
                                • Size 6B
                                • SHA256 4489f9e3e454748b3521eb214e0a5694d562cff3d9ff511cb456953c8f534c00
                                • MD5 SHA1 SHA512
                                Submit Download

                                BrowsingTopicsState
                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\BrowsingTopicsState
                                • Size 414B
                                • SHA256 d577b05fdd83868e562e95e90f0a072086ffb2eaf6e9becfd2c3d06c7dbf883f
                                • MD5 SHA1 SHA512 TLSH
                                Submit Download

                                Network Persistent State
                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State
                                • Size 1KB
                                • SHA256 144660fb2243b665f7014802fd0d22085a13575928227d0b81701aafcd829092
                                • MD5 SHA1 SHA512 TLSH
                                Submit Download

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

                                Preferences
                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                • Size 12KB
                                • SHA256 ffb75f95b6f3a1975f54a8c2092297563aaf809b8cd4c6739f3e38e9d47c44b0
                                • MD5 SHA1 SHA512 SSDEEP TLSH
                                Submit Download

                                Preferences
                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                • Size 13KB
                                • SHA256 5c73afdb51110a9042491e3263faa4c361263c68becd6891a9587b658c25ca6b
                                • MD5 SHA1 SHA512 SSDEEP TLSH
                                Submit Download

                                Secure Preferences
                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Secure Preferences
                                • Size 17KB
                                • SHA256 3fceec2368f93ddd3be7eaa1465a3011c325ff47801261d2e3bc86a459460fa8
                                • MD5 SHA1 SHA512 SSDEEP TLSH
                                Submit Download

                                the-real-index
                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Service Worker\ScriptCache\index-dir\the-real-index
                                • Size 120B
                                • SHA256 27e70608a7b585a16989290c406052ef06f37216aa2f40031e3a816428973c53
                                • MD5 SHA1 SHA512 TLSH
                                Submit Download

                                the-real-index~RFe588279.TMP
                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Service Worker\ScriptCache\index-dir\the-real-index~RFe588279.TMP
                                • Size 96B
                                • SHA256 e75644e002dba351847244e4a6ba93fc771a0056a455f56fc6e14428fa89038a
                                • MD5 SHA1 SHA512 TLSH
                                Submit Download

                                Local State
                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                • Size 116KB
                                • SHA256 10499849509edc15939f059a514e3ca625aa127bd2aea534f302142f0fd1631f
                                • MD5 SHA1 SHA512 SSDEEP TLSH
                                Submit Download

                                Local State
                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                • Size 116KB
                                • SHA256 1728c1c2245a49b872688f62f4d559892b3a7c3d2e2863c5c4bfc98a1433659c
                                • MD5 SHA1 SHA512 SSDEEP TLSH
                                Submit Download

                                Local State
                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                • Size 116KB
                                • SHA256 882136e67724df8600f2bda94b397249269e942cb09a4ebec65a33c8c4ff5be7
                                • MD5 SHA1 SHA512 SSDEEP TLSH
                                Submit Download

                                Local State
                                • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                • Size 115KB
                                • SHA256 3fd55119c20da4cb18859f5666b19fc84a1b0e6af807a58f97edbaf4ce9a54c8
                                • MD5 SHA1 SHA512 SSDEEP TLSH
                                Submit Download