Analysis

  • user interaction
    yes
  • max time kernel
    95s
  • max time network
    96s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    23/05/2026, 04:33

General

  • Target
    https://tremorhub.com
  • Sample260523-e6hnrafw8s
Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 1 IoCs
  • 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 4 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 16 IoCs
  • Suspicious use of WriteProcessMemory 26 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://tremorhub.com
    1⤵
    • Drops file in Windows directory
    • 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:2540
    • 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,0x100,0x104,0xd8,0x108,0x7ffe6e6fc728,0x7ffe6e6fc734,0x7ffe6e6fc740
      2⤵
        PID:4796
      • 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=1644,i,11199939077305272743,2892898111435846176,262144 --field-trial-handle=1944,i,3966555294744354053,14508647534946013229,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=1932 /prefetch:2
        2⤵
          PID:4232
        • 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=2076,i,6990774468695876581,15545616163963994960,524288 --field-trial-handle=1944,i,3966555294744354053,14508647534946013229,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=2188 /prefetch:11
          2⤵
          • System Time Discovery
          PID:660
        • 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=2396,i,4031173522703485977,4999996560632797576,524288 --field-trial-handle=1944,i,3966555294744354053,14508647534946013229,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=2544 /prefetch:13
          2⤵
            PID:2640
          • 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=3220,i,8261191269953616778,5939286438155679413,2097152 --field-trial-handle=1944,i,3966555294744354053,14508647534946013229,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=3272 /prefetch:1
            2⤵
              PID:3236
            • 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=3224,i,13344320151093954911,4833877595626700821,2097152 --field-trial-handle=1944,i,3966555294744354053,14508647534946013229,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=3292 /prefetch:1
              2⤵
                PID:4416
              • 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=4448,i,13600451665907460010,5952133007014214432,2097152 --field-trial-handle=1944,i,3966555294744354053,14508647534946013229,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=4424 /prefetch:9
                2⤵
                  PID:3848
                • 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=5376,i,3233009211871938633,1270429016065264647,524288 --field-trial-handle=1944,i,3966555294744354053,14508647534946013229,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=4832 /prefetch:14
                  2⤵
                    PID:3924
                  • 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 --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=9 --metrics-shmem-handle=5280,i,10015723962758249212,4022083839441152517,2097152 --field-trial-handle=1944,i,3966555294744354053,14508647534946013229,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=5600 /prefetch:1
                    2⤵
                      PID:2148
                    • 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=3532,i,8479190957887705897,9649903243710380317,524288 --field-trial-handle=1944,i,3966555294744354053,14508647534946013229,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=3596 /prefetch:14
                      2⤵
                        PID:3964
                      • 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=3600,i,6189091263915720844,14217689883423252214,524288 --field-trial-handle=1944,i,3966555294744354053,14508647534946013229,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=3572 /prefetch:14
                        2⤵
                          PID:4476
                        • 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=3588,i,7224692367821482071,214891085448852903,524288 --field-trial-handle=1944,i,3966555294744354053,14508647534946013229,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=5740 /prefetch:14
                          2⤵
                            PID:1236
                          • 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 --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=13 --metrics-shmem-handle=5792,i,12986466678992936530,10936083941393104988,2097152 --field-trial-handle=1944,i,3966555294744354053,14508647534946013229,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=5796 /prefetch:1
                            2⤵
                              PID:1832
                            • 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 --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=14 --metrics-shmem-handle=3956,i,11602741085336010989,2900766278660996044,2097152 --field-trial-handle=1944,i,3966555294744354053,14508647534946013229,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=5744 /prefetch:1
                              2⤵
                                PID:2428
                              • 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 --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=15 --metrics-shmem-handle=6020,i,27668854278897246,8152368893687810374,2097152 --field-trial-handle=1944,i,3966555294744354053,14508647534946013229,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=5984 /prefetch:1
                                2⤵
                                  PID:1404
                                • 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 --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=16 --metrics-shmem-handle=5760,i,11034873687485559318,12369457489710797149,2097152 --field-trial-handle=1944,i,3966555294744354053,14508647534946013229,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=6116 /prefetch:1
                                  2⤵
                                    PID:328
                                • 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:4116
                                  • C:\Windows\system32\svchost.exe
                                    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                                    1⤵
                                      PID:244

                                    Network

                                          MITRE ATT&CK Enterprise v16

                                          Replay Monitor

                                          Loading Replay Monitor...

                                          Downloads

                                          BookmarkMergedSurfaceOrdering

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

                                          BrowsingTopicsState

                                          • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\BrowsingTopicsState
                                          • Size 649B
                                          • SHA256 ce686cea796b0d251456a0a3ca31667161b9b76aca0d01fc9e41f0580fadf217
                                          • MD5 SHA1 SHA512 TLSH

                                          Network Persistent State

                                          • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State
                                          • Size 2KB
                                          • SHA256 bc2881f4bf2986b8c60579e1804a9bc813acff59a4e9348c2011bd0881700343
                                          • MD5 SHA1 SHA512 TLSH

                                          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

                                          Preferences

                                          • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                          • Size 13KB
                                          • SHA256 16dc1a956ec05b3ccb219889b09d9eff16fb26766d8e20163905b5b6343edaff
                                          • MD5 SHA1 SHA512 SSDEEP TLSH

                                          Preferences

                                          • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                          • Size 12KB
                                          • SHA256 48cd7086591e1663d2351ddb95b85bc86f7553415a0fb40906b6345aff77d156
                                          • MD5 SHA1 SHA512 SSDEEP TLSH

                                          Preferences

                                          • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                          • Size 12KB
                                          • SHA256 ddf96184d6083ddff5bedcdd0ded3c119407cfa4d5d969982e936377a732d175
                                          • MD5 SHA1 SHA512 SSDEEP TLSH

                                          Preferences

                                          • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                          • Size 12KB
                                          • SHA256 5067ddaa8c64dcfacd32959b946a2c680ec5046e2ce00e05d0da50806c026c45
                                          • MD5 SHA1 SHA512 SSDEEP TLSH

                                          Preferences

                                          • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                          • Size 12KB
                                          • SHA256 8bc1fdca0f2a62086698d5004721ad99203ef6cd6518f83e5f959d36d231844d
                                          • MD5 SHA1 SHA512 SSDEEP TLSH

                                          Secure Preferences

                                          • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Secure Preferences
                                          • Size 17KB
                                          • SHA256 86a708718cf15f4439caa697f6058448e2b7016cb1cef9cd2e54315587d87208
                                          • MD5 SHA1 SHA512 SSDEEP TLSH

                                          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 723fd07fb4c41a2daf827cdffec067f98c34e328ea6f944f8bd668a960799e96
                                          • MD5 SHA1 SHA512 TLSH

                                          the-real-index~RFe5899da.TMP

                                          • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Service Worker\ScriptCache\index-dir\the-real-index~RFe5899da.TMP
                                          • Size 96B
                                          • SHA256 e981289157e383a7701af2b95f27d63b9d05d17dbe92ec0388a90d02995011f8
                                          • MD5 SHA1 SHA512 TLSH

                                          Local State

                                          • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                          • Size 116KB
                                          • SHA256 783cea0ffb0741c68bdc0ed1f114d72f1deee94abab532384c47fa2126822d24
                                          • MD5 SHA1 SHA512 SSDEEP TLSH

                                          Local State

                                          • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                          • Size 115KB
                                          • SHA256 304668e7ab73b827bf6a4e33a0e8430fc4d139ba16795254c085fab5da7b2c23
                                          • MD5 SHA1 SHA512 SSDEEP TLSH

                                          Local State

                                          • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                          • Size 116KB
                                          • SHA256 e2c7a45ce6b8561810ae1959ac5572e3b12ee869486221822cd3523867efe068
                                          • MD5 SHA1 SHA512 SSDEEP TLSH

                                          Local State

                                          • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                          • Size 116KB
                                          • SHA256 925a160e54f0774047d41a6bd497f37f057b226686c73eeddac94cfcc53cc551
                                          • MD5 SHA1 SHA512 SSDEEP TLSH