Analysis

  • user interaction
    yes
  • max time kernel
    241s
  • max time network
    245s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    08/05/2026, 22:45

General

  • Target
    cyrex_3.2.zip
  • Size 37.1MB
  • Sample260508-2pc39sfs9x
  • SHA256 ee960a4fb22242f17bfdb9decbdbcc2954487d5de7f5cd23c0105187afd2f451
  • MD5 SHA1 SHA512 SSDEEP 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.

  • 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 data under HKEY_USERS 2 IoCs
  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 51 IoCs
  • Suspicious use of SendNotifyMessage 38 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Windows\Explorer.exe
    C:\Windows\Explorer.exe /idlist,,C:\Users\Admin\AppData\Local\Temp\cyrex_3.2.zip
    1⤵
      PID:3752
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:1280
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe"
        1⤵
        • Checks processor information in registry
        • 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:5304
        • 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=0x118,0x11c,0x120,0xf4,0x124,0x7ffa7e3dc728,0x7ffa7e3dc734,0x7ffa7e3dc740
          2⤵
            PID:3868
          • 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=1604,i,7566046675292925691,4844378688622537610,524288 --field-trial-handle=2056,i,12940908108902656216,463801974164244980,262144 --variations-seed-version=20260129-090048.396000 --mojo-platform-channel-handle=2100 /prefetch:3
            2⤵
            • System Time Discovery
            PID:5372
          • 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=1760,i,12946507465902969412,4307284592099261268,262144 --field-trial-handle=2056,i,12940908108902656216,463801974164244980,262144 --variations-seed-version=20260129-090048.396000 --mojo-platform-channel-handle=2060 /prefetch:2
            2⤵
              PID:5292
            • 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=2440,i,11996450348717094701,15454912746309045790,524288 --field-trial-handle=2056,i,12940908108902656216,463801974164244980,262144 --variations-seed-version=20260129-090048.396000 --mojo-platform-channel-handle=2540 /prefetch:8
              2⤵
                PID:420
              • 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=3192,i,15717543741546360033,14471578808463607615,2097152 --field-trial-handle=2056,i,12940908108902656216,463801974164244980,262144 --variations-seed-version=20260129-090048.396000 --mojo-platform-channel-handle=3204 /prefetch:1
                2⤵
                  PID:2740
                • 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=3296,i,2373058118430208120,1840882942066891726,2097152 --field-trial-handle=2056,i,12940908108902656216,463801974164244980,262144 --variations-seed-version=20260129-090048.396000 --mojo-platform-channel-handle=3320 /prefetch:1
                  2⤵
                    PID:2536
                  • 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=4436,i,14996855048292165555,2956180978962494582,2097152 --field-trial-handle=2056,i,12940908108902656216,463801974164244980,262144 --variations-seed-version=20260129-090048.396000 --mojo-platform-channel-handle=4472 /prefetch:2
                    2⤵
                      PID:4020
                    • 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=8 --metrics-shmem-handle=4636,i,12666019796954034762,6225766122179289278,2097152 --field-trial-handle=2056,i,12940908108902656216,463801974164244980,262144 --variations-seed-version=20260129-090048.396000 --mojo-platform-channel-handle=4744 /prefetch:1
                      2⤵
                        PID:5068
                      • 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=5480,i,14530863358893956581,17372153454508112873,524288 --field-trial-handle=2056,i,12940908108902656216,463801974164244980,262144 --variations-seed-version=20260129-090048.396000 --mojo-platform-channel-handle=5476 /prefetch:8
                        2⤵
                          PID:4896
                        • 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=5496,i,9562251024919926293,9890626707168385109,524288 --field-trial-handle=2056,i,12940908108902656216,463801974164244980,262144 --variations-seed-version=20260129-090048.396000 --mojo-platform-channel-handle=5612 /prefetch:8
                          2⤵
                            PID:220
                          • 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=5504,i,6252803439429894001,13023746320420343163,524288 --field-trial-handle=2056,i,12940908108902656216,463801974164244980,262144 --variations-seed-version=20260129-090048.396000 --mojo-platform-channel-handle=5816 /prefetch:8
                            2⤵
                              PID:2204
                            • 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=5508,i,16462870505790824045,6517195723766889204,524288 --field-trial-handle=2056,i,12940908108902656216,463801974164244980,262144 --variations-seed-version=20260129-090048.396000 --mojo-platform-channel-handle=5864 /prefetch:8
                              2⤵
                                PID:2072
                              • 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=4468,i,10778665062270380462,10115019517464678354,2097152 --field-trial-handle=2056,i,12940908108902656216,463801974164244980,262144 --variations-seed-version=20260129-090048.396000 --mojo-platform-channel-handle=4476 /prefetch:1
                                2⤵
                                  PID:2092
                                • 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=3328,i,2914274893027976190,4974051849349841586,2097152 --field-trial-handle=2056,i,12940908108902656216,463801974164244980,262144 --variations-seed-version=20260129-090048.396000 --mojo-platform-channel-handle=1208 /prefetch:1
                                  2⤵
                                    PID:5624
                                  • 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=3456,i,9368726309139320158,1518822167145337830,2097152 --field-trial-handle=2056,i,12940908108902656216,463801974164244980,262144 --variations-seed-version=20260129-090048.396000 --mojo-platform-channel-handle=3196 /prefetch:1
                                    2⤵
                                      PID:2644
                                    • 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=6032,i,3778915066258144329,2360168829852277108,2097152 --field-trial-handle=2056,i,12940908108902656216,463801974164244980,262144 --variations-seed-version=20260129-090048.396000 --mojo-platform-channel-handle=5988 /prefetch:1
                                      2⤵
                                        PID:5988
                                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --lang=en-US --service-sandbox-type=none --force-high-res-timeticks=disabled --metrics-shmem-handle=4596,i,15985354532692511941,8629172671064112258,524288 --field-trial-handle=2056,i,12940908108902656216,463801974164244980,262144 --variations-seed-version=20260129-090048.396000 --mojo-platform-channel-handle=6308 /prefetch:8
                                        2⤵
                                          PID:5460
                                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                                          "C:\Program Files\Google\Chrome\Application\chrome.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=10.0.19041.546 --force-high-res-timeticks=disabled --gpu-preferences=SAAAAAAAAADoAAAIAAAAAAAAAAAAAGAAAQAAAAAAAACEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --metrics-shmem-handle=3364,i,9726065122885985903,5656659263438605885,262144 --field-trial-handle=2056,i,12940908108902656216,463801974164244980,262144 --variations-seed-version=20260129-090048.396000 --mojo-platform-channel-handle=3504 /prefetch:8
                                          2⤵
                                          • Suspicious behavior: EnumeratesProcesses
                                          PID:3104
                                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=on_device_model.mojom.OnDeviceModelService --lang=en-US --service-sandbox-type=on_device_model_execution --force-high-res-timeticks=disabled --metrics-shmem-handle=5052,i,9968894965163856436,9148745509920796019,524288 --field-trial-handle=2056,i,12940908108902656216,463801974164244980,262144 --variations-seed-version=20260129-090048.396000 --mojo-platform-channel-handle=3408 /prefetch:8
                                          2⤵
                                            PID:2028
                                        • 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:1284
                                          • C:\Windows\system32\svchost.exe
                                            C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                                            1⤵
                                              PID:5920

                                            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 414B
                                                  • SHA256 5a2a74633b3a01152cf24d9e169cc4c3dfd42c710204d58ae2d90d533261b5eb
                                                  • MD5 SHA1 SHA512 TLSH

                                                  the-real-index

                                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Code Cache\js\index-dir\the-real-index
                                                  • Size 1KB
                                                  • SHA256 f917ba5e2a9cb618a1d34e5d87b77bd1885b102aec0ba7e58ba546dffdc56dee
                                                  • MD5 SHA1 SHA512 TLSH

                                                  the-real-index

                                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Code Cache\js\index-dir\the-real-index
                                                  • Size 1KB
                                                  • SHA256 e62e71cd5d5216e6fab0249b0298091b11fb59fd7c7188434980be4fd7ef2cc9
                                                  • MD5 SHA1 SHA512 TLSH

                                                  Network Persistent State

                                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State
                                                  • Size 8KB
                                                  • SHA256 0afa8345b7892a348830eed8472e60a0db20609918e6fc887819b3e0b4f3d98f
                                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                                  Network Persistent State

                                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State
                                                  • Size 7KB
                                                  • SHA256 3a0806fd540ca394a5c1f28b26a6d4ea9307c6c048b4cec01d003c1643fa3ec1
                                                  • MD5 SHA1 SHA512 SSDEEP 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 5c18ac0ee6ce0d724a59b9e66ff2ddaf76917e39c9c4cd923cf6f51a524847c7
                                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                                  Preferences

                                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                                  • Size 13KB
                                                  • SHA256 d4b8239c4bc7221bca4aa4ef4c86762b9945057c16853ea1c04e95f81fe2bf30
                                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                                  Preferences

                                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                                  • Size 12KB
                                                  • SHA256 4c7f3af4a32acaacc962f1dcf3ca833eea6c91ae240a17eb6c02a51aedf6d6e7
                                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                                  Preferences

                                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                                  • Size 13KB
                                                  • SHA256 8cfcc08439bebc0422f3cfe496f810683f6998d2306eb6f43b1a15e2f08286c1
                                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                                  Preferences

                                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                                  • Size 14KB
                                                  • SHA256 963ef216b7e6252c825f61c6dafe948c8c2790055645c2c99f99ea57d3b68b80
                                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                                  Secure Preferences

                                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Secure Preferences
                                                  • Size 17KB
                                                  • SHA256 e3e85507733b74e650902d1645f4c8e2a47131f5f4d003efbf580d80d51d1e18
                                                  • 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 276517a1bbd68459a2dc588c64c0e16392ca8edcf10041abcc5c140dc653cf15
                                                  • MD5 SHA1 SHA512 TLSH

                                                  the-real-index~RFe59381d.TMP

                                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Service Worker\ScriptCache\index-dir\the-real-index~RFe59381d.TMP
                                                  • Size 96B
                                                  • SHA256 3c8e5789120c1ef1f85c96df0d43e1d8ebafc70b7e7c013e75815d5ece708e9b
                                                  • MD5 SHA1 SHA512 TLSH

                                                  the-real-index

                                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Shared Dictionary\cache\index-dir\the-real-index
                                                  • Size 72B
                                                  • SHA256 dd267386acd0a665304ebd05200d08911194141bdc1706bfa02f57304e5a1b83
                                                  • MD5 SHA1 SHA512 TLSH

                                                  Local State

                                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                                  • Size 201KB
                                                  • SHA256 4a4d788cdf1a566ce7194264776755f781a0d6a96ed83ff32fd07f79c94dd022
                                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                                  Local State

                                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                                  • Size 200KB
                                                  • SHA256 d5464872d70f288bc71d58b39bfd039f1b9eb9c77930c278b1ebe0ae2d7950aa
                                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                                  Local State

                                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                                  • Size 200KB
                                                  • SHA256 f364fcab106ad368847155167bfdac89ccdf1e9c3292b046aa4a0d1889fbe90f
                                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                                  Local State

                                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                                  • Size 89KB
                                                  • SHA256 188a759f555a4ab734604bc376abfdb74fc4454599923a053db41a4d244d051c
                                                  • MD5 SHA1 SHA512 SSDEEP TLSH