Analysis

  • user interaction
    yes
  • max time kernel
    399s
  • max time network
    406s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    04/08/2026, 03:40

General

  • Target
    CephalonCuda.exe
  • Size 76.3MB
  • Sample260804-d76lja1eqa
  • SHA256 08ccdaa1a9da207139891c49269517aa67cde9872ea3e09c5c9c1f46ebdfcaa4
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Loads dropped DLL 6 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Network Share Discovery 1 TTPs

    Attempt to gather information on host network.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 17 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\CephalonCuda.exe
    "C:\Users\Admin\AppData\Local\Temp\CephalonCuda.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Checks whether UAC is enabled
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4420
    • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
      "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --embedded-browser-webview=1 --webview-exe-name=CephalonCuda.exe --webview-exe-version=2.2.0 --user-data-dir="C:\Users\Admin\AppData\Local\CephalonCuda\webview2\EBWebView" --noerrdialogs --embedded-browser-webview-dpi-awareness=2 --mojo-named-platform-channel-pipe=4420.4444.1012485304245291287
      2⤵
      • Enumerates system info in registry
      • Modifies data under HKEY_USERS
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of WriteProcessMemory
      PID:3176
      • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
        "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --type=crashpad-handler --user-data-dir=C:\Users\Admin\AppData\Local\CephalonCuda\webview2\EBWebView /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\CephalonCuda\webview2\EBWebView\Crashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=132.0.6834.160 "--annotation=exe=C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --annotation=plat=Win64 "--annotation=prod=Edge WebView2" --annotation=ver=132.0.2957.140 --initial-client-data=0x160,0x164,0x168,0x13c,0x194,0x7ffec4d9b078,0x7ffec4d9b084,0x7ffec4d9b090
        3⤵
          PID:1656
        • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
          "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --type=gpu-process --string-annotations --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\CephalonCuda\webview2\EBWebView" --webview-exe-name=CephalonCuda.exe --webview-exe-version=2.2.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --gpu-preferences=UAAAAAAAAADgAAAEAAAAAAAAAAAAAAAAAABgAAEAAAAAAAAAAAAAAAAAAAACAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAEAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAA --always-read-main-dll --field-trial-handle=1740,i,5332946113461001941,688132444349535830,262144 --variations-seed-version --mojo-platform-channel-handle=1736 /prefetch:2
          3⤵
            PID:5556
          • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
            "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --string-annotations --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\CephalonCuda\webview2\EBWebView" --webview-exe-name=CephalonCuda.exe --webview-exe-version=2.2.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --always-read-main-dll --field-trial-handle=2052,i,5332946113461001941,688132444349535830,262144 --variations-seed-version --mojo-platform-channel-handle=2064 /prefetch:3
            3⤵
              PID:5216
            • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
              "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --string-annotations --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\CephalonCuda\webview2\EBWebView" --webview-exe-name=CephalonCuda.exe --webview-exe-version=2.2.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --always-read-main-dll --field-trial-handle=2392,i,5332946113461001941,688132444349535830,262144 --variations-seed-version --mojo-platform-channel-handle=2400 /prefetch:8
              3⤵
                PID:5304
              • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
                "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --type=renderer --string-annotations --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\CephalonCuda\webview2\EBWebView" --webview-exe-name=CephalonCuda.exe --webview-exe-version=2.2.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --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 --js-flags="--harmony-weak-refs-with-cleanup-some --expose-gc --ms-user-locale=" --always-read-main-dll --field-trial-handle=3628,i,5332946113461001941,688132444349535830,262144 --variations-seed-version --mojo-platform-channel-handle=3632 /prefetch:1
                3⤵
                  PID:5888
            • C:\Windows\system32\LogonUI.exe
              "LogonUI.exe" /flags:0x4 /state0:0xa3938055 /state1:0x41c64e6d
              1⤵
              • Modifies data under HKEY_USERS
              • Suspicious use of SetWindowsHookEx
              PID:924

            Network

                  MITRE ATT&CK Enterprise v16

                  Replay Monitor

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                  Downloads

                  advisor.html

                  • Path C:\Users\Admin\AppData\Local\CephalonCuda\advisor.html
                  • Size 14KB
                  • SHA256 8745e2eae4870da482f2131c3844275f7a9521e059dd1a4771ab94edf3b02484
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\CephalonCuda\webview2\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 0709d0b3b311b1e433d0d3ef42f7099ee06b39485ecf505dbe67a2a754767017
                  • MD5 SHA1 SHA512

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\CephalonCuda\webview2\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 78dfeacf8e2827cfa42e3ea3211081f24f39bd90a409a994541fde73a615b718
                  • MD5 SHA1 SHA512 TLSH

                  throttle_store.dat

                  • Path C:\Users\Admin\AppData\Local\CephalonCuda\webview2\EBWebView\Crashpad\throttle_store.dat
                  • Size 20B
                  • SHA256 41c91a9c93d76295746a149dce7ebb3b9ee2cb551d84365fff108e59a61cc304
                  • MD5 SHA1 SHA512

                  data_0

                  • Path C:\Users\Admin\AppData\Local\CephalonCuda\webview2\EBWebView\Default\DawnWebGPUCache\data_0
                  • Size 8KB
                  • SHA256 d6a5fe39cd672781b256e0e3102f7022635f1d4bb7cfcc90a80fffe4d0f3877e
                  • MD5 SHA1 SHA512 SSDEEP

                  data_1

                  • Path C:\Users\Admin\AppData\Local\CephalonCuda\webview2\EBWebView\Default\DawnWebGPUCache\data_1
                  • Size 264KB
                  • SHA256 902f30c1fb0597d0734bc34b979ec5d131f8f39a4b71b338083821216ec8d61b
                  • MD5 SHA1 SHA512 SSDEEP

                  data_2

                  • Path C:\Users\Admin\AppData\Local\CephalonCuda\webview2\EBWebView\Default\DawnWebGPUCache\data_2
                  • Size 8KB
                  • SHA256 ec1702806f4cc7c42a82fc2b38e89835fde7c64bb32060e0823c9077ca92efb7
                  • MD5 SHA1 SHA512 SSDEEP

                  data_3

                  • Path C:\Users\Admin\AppData\Local\CephalonCuda\webview2\EBWebView\Default\DawnWebGPUCache\data_3
                  • Size 8KB
                  • SHA256 e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c
                  • MD5 SHA1 SHA512 SSDEEP

                  MANIFEST-000001

                  • Path C:\Users\Admin\AppData\Local\CephalonCuda\webview2\EBWebView\Default\Extension Rules\MANIFEST-000001
                  • Size 41B
                  • SHA256 f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4
                  • MD5 SHA1 SHA512

                  Network Persistent State

                  • Path C:\Users\Admin\AppData\Local\CephalonCuda\webview2\EBWebView\Default\Network\Network Persistent State
                  • Size 111B
                  • SHA256 5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026
                  • MD5 SHA1 SHA512 TLSH

                  Network Persistent State~RFe5e31fb.TMP

                  • Path C:\Users\Admin\AppData\Local\CephalonCuda\webview2\EBWebView\Default\Network\Network Persistent State~RFe5e31fb.TMP
                  • Size 59B
                  • SHA256 226eec4486509917aa336afebd6ff65777b75b65f1fb06891d2a857a9421a974
                  • MD5 SHA1 SHA512 TLSH

                  SCT Auditing Pending Reports

                  • Path C:\Users\Admin\AppData\Local\CephalonCuda\webview2\EBWebView\Default\Network\SCT Auditing Pending Reports
                  • Size 2B
                  • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                  • MD5 SHA1 SHA512

                  Preferences

                  • Path C:\Users\Admin\AppData\Local\CephalonCuda\webview2\EBWebView\Default\Preferences
                  • Size 6KB
                  • SHA256 d7a051eef6ec7c5ecd45be403be52237c3b1f04f5d27c890e7dfa14c00e1197d
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  Preferences

                  • Path C:\Users\Admin\AppData\Local\CephalonCuda\webview2\EBWebView\Default\Preferences
                  • Size 6KB
                  • SHA256 352150b6ba32e981fdc341a93f1e8e56f6c3b0a799eaf1c1928be0f6bea066d6
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  Preferences~RFe5df213.TMP

                  • Path C:\Users\Admin\AppData\Local\CephalonCuda\webview2\EBWebView\Default\Preferences~RFe5df213.TMP
                  • Size 6KB
                  • SHA256 4a77bf17c6b86ac124575a94ad4f0a0a1c22b6bcd96bfc9636013e45ead04cec
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  CURRENT

                  • Path C:\Users\Admin\AppData\Local\CephalonCuda\webview2\EBWebView\Default\Sync Data\LevelDB\CURRENT
                  • Size 16B
                  • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                  • MD5 SHA1 SHA512

                  Local State

                  • Path C:\Users\Admin\AppData\Local\CephalonCuda\webview2\EBWebView\Local State
                  • Size 2KB
                  • SHA256 66d0329b10d854da6ee703a98d77e98d27df9369decc40a73450c406053aa626
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\CephalonCuda\webview2\EBWebView\Local State
                  • Size 1KB
                  • SHA256 626712861fbdaa0d9a5bf65f716738c3c52ce003aa0e38cd691c80a069f27e34
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\CephalonCuda\webview2\EBWebView\Local State
                  • Size 3KB
                  • SHA256 858160634e1d89700e6e3c817a78b7df66ec0552ecd719d2e8a8aa6dd1b0c067
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\CephalonCuda\webview2\EBWebView\Local State
                  • Size 16KB
                  • SHA256 70e6bb8be20ba5a9c73624015c94c5db3143b64c027fb53ec0129871df6ca8db
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\CephalonCuda\webview2\EBWebView\Local State
                  • Size 16KB
                  • SHA256 f4fc838366dfa3a20742383201731b98c4779c5abb7e729f3893471839a2b2c5
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  Local State~RFe5d5343.TMP

                  • Path C:\Users\Admin\AppData\Local\CephalonCuda\webview2\EBWebView\Local State~RFe5d5343.TMP
                  • Size 1KB
                  • SHA256 006b958d8a35878f39efc14e206b221a4094b39f69edf5b3d85f731c81ba8ae1
                  • MD5 SHA1 SHA512 TLSH

                  D3DCompiler_47_cor3.dll

                  • Path C:\Users\Admin\AppData\Local\Temp\.net\CephalonCuda\TtkpB51kI9IS\D3DCompiler_47_cor3.dll
                  • Size 4.5MB
                  • SHA256 a05f99734f7c4822fefc12b367af21fd0976ed6608752fb1e1e80b6ece7ecbbb
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  PresentationNative_cor3.dll

                  • Path C:\Users\Admin\AppData\Local\Temp\.net\CephalonCuda\TtkpB51kI9IS\PresentationNative_cor3.dll
                  • Size 1.2MB
                  • SHA256 67629b6aaee39328d02b11e5d85a53b35aa6cea71d4d37a671295a76c02b240e
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  WebView2Loader.dll

                  • Path C:\Users\Admin\AppData\Local\Temp\.net\CephalonCuda\TtkpB51kI9IS\WebView2Loader.dll
                  • Size 160KB
                  • SHA256 239a9d6614a6cfade62b47cdb0be36e3069eedc438c3e0647a9e7b7c84ef6ea0
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  e_sqlite3.dll

                  • Path C:\Users\Admin\AppData\Local\Temp\.net\CephalonCuda\TtkpB51kI9IS\e_sqlite3.dll
                  • Size 1.6MB
                  • SHA256 dccbabb2bc7e7d4302c44d9ce41b70721a7d0914fa4d289e2f340d39766ad102
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  vcruntime140_cor3.dll

                  • Path C:\Users\Admin\AppData\Local\Temp\.net\CephalonCuda\TtkpB51kI9IS\vcruntime140_cor3.dll
                  • Size 121KB
                  • SHA256 d5e4d9a3e835fa679450145d6a7d94e36573a509317111904d9b3712c30d9066
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  wpfgfx_cor3.dll

                  • Path C:\Users\Admin\AppData\Local\Temp\.net\CephalonCuda\TtkpB51kI9IS\wpfgfx_cor3.dll
                  • Size 1.9MB
                  • SHA256 1c1c5d5ae7530615585b77a8b15588ed51ea66da9a75fceeea7f772970edc01f
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  memory/4420-103-0x000001E591230000-0x000001E5912F0000-memory.dmp

                  memory/4420-236-0x000001E59C870000-0x000001E59D560000-memory.dmp

                  memory/4420-143-0x000001E593200000-0x000001E593400000-memory.dmp

                  memory/4420-151-0x000001E593E10000-0x000001E593F10000-memory.dmp

                  memory/4420-139-0x000001E592E70000-0x000001E592F20000-memory.dmp

                  memory/4420-135-0x000001E592CF0000-0x000001E592D60000-memory.dmp

                  memory/4420-131-0x000001E592810000-0x000001E592830000-memory.dmp

                  memory/4420-127-0x000001E592870000-0x000001E5928B0000-memory.dmp

                  memory/4420-123-0x000001E592A90000-0x000001E592C40000-memory.dmp

                  memory/4420-159-0x000001E593FB0000-0x000001E594010000-memory.dmp

                  memory/4420-167-0x000001E594090000-0x000001E5940E0000-memory.dmp

                  memory/4420-163-0x000001E592300000-0x000001E592310000-memory.dmp

                  memory/4420-171-0x000001E594300000-0x000001E594470000-memory.dmp

                  memory/4420-95-0x000001E591050000-0x000001E5910E0000-memory.dmp

                  memory/4420-99-0x000001E5910E0000-0x000001E591110000-memory.dmp

                  memory/4420-180-0x000001E594100000-0x000001E594190000-memory.dmp

                  memory/4420-184-0x000001E595DC0000-0x000001E595DE0000-memory.dmp

                  memory/4420-188-0x000001E595EC0000-0x000001E595F30000-memory.dmp

                  memory/4420-192-0x000001E595E10000-0x000001E595E40000-memory.dmp

                  memory/4420-196-0x000001E595F60000-0x000001E595F80000-memory.dmp

                  memory/4420-200-0x000001E595E00000-0x000001E595E10000-memory.dmp

                  memory/4420-204-0x000001E5940E0000-0x000001E5940F0000-memory.dmp

                  memory/4420-208-0x000001E5990C0000-0x000001E5990F0000-memory.dmp

                  memory/4420-220-0x000001E598A10000-0x000001E598A50000-memory.dmp

                  memory/4420-216-0x000001E599440000-0x000001E599480000-memory.dmp

                  memory/4420-224-0x000001E599070000-0x000001E599090000-memory.dmp

                  memory/4420-212-0x000001E599270000-0x000001E5993D0000-memory.dmp

                  memory/4420-228-0x000001E5993D0000-0x000001E5993F0000-memory.dmp

                  memory/4420-232-0x000001E598970000-0x000001E598980000-memory.dmp

                  memory/4420-244-0x000001E59DB20000-0x000001E59DCA0000-memory.dmp

                  memory/4420-240-0x000001E59D840000-0x000001E59DB20000-memory.dmp

                  memory/4420-147-0x000001E593810000-0x000001E593AD0000-memory.dmp

                  memory/4420-248-0x000001E59A6E0000-0x000001E59A700000-memory.dmp

                  memory/4420-252-0x000001E59A700000-0x000001E59A710000-memory.dmp

                  memory/4420-257-0x000001E59B880000-0x000001E59B890000-memory.dmp

                  memory/4420-261-0x000001E59DE70000-0x000001E59DEC0000-memory.dmp

                  memory/4420-265-0x000001E59E000000-0x000001E59E050000-memory.dmp

                  memory/4420-111-0x000001E591130000-0x000001E591140000-memory.dmp

                  memory/4420-115-0x000001E591340000-0x000001E591390000-memory.dmp

                  memory/4420-119-0x000001E591140000-0x000001E591160000-memory.dmp

                  memory/4420-269-0x000001E5A3970000-0x000001E5A3980000-memory.dmp

                  memory/4420-8-0x000001A4F5DD0000-0x000001A4F6A60000-memory.dmp

                  memory/4420-107-0x000001E58E500000-0x000001E58E520000-memory.dmp

                  memory/4420-12-0x000001A4F84A0000-0x000001A4F9400000-memory.dmp

                  memory/4420-91-0x000001A4F9590000-0x000001A4F95C0000-memory.dmp

                  memory/4420-87-0x000001E591B60000-0x000001E592300000-memory.dmp

                  memory/4420-44-0x000001A4F4E90000-0x000001A4F4EB0000-memory.dmp

                  memory/4420-48-0x000001A4F4E30000-0x000001A4F4E40000-memory.dmp

                  memory/4420-52-0x000001A4F5100000-0x000001A4F5120000-memory.dmp

                  memory/4420-56-0x000001A4F7500000-0x000001A4F7520000-memory.dmp

                  memory/4420-60-0x000001A4F9400000-0x000001A4F9420000-memory.dmp

                  memory/4420-64-0x000001A4F94B0000-0x000001A4F94F0000-memory.dmp

                  memory/4420-68-0x000001A4F9440000-0x000001A4F9460000-memory.dmp

                  memory/4420-72-0x000001A4F9560000-0x000001A4F9590000-memory.dmp

                  memory/4420-79-0x000001E58E370000-0x000001E58E480000-memory.dmp

                  memory/4420-83-0x000001E58E480000-0x000001E58E4D0000-memory.dmp

                  memory/4420-36-0x000001A4F7350000-0x000001A4F73A0000-memory.dmp

                  memory/4420-41-0x000001A4F7420000-0x000001A4F74A0000-memory.dmp

                  memory/4420-24-0x000001A4F31C0000-0x000001A4F31E0000-memory.dmp

                  memory/4420-28-0x000001A4F31E0000-0x000001A4F3220000-memory.dmp

                  memory/4420-32-0x000001E58EE10000-0x000001E58F640000-memory.dmp

                  memory/4420-16-0x000001A4F6E60000-0x000001A4F7090000-memory.dmp

                  memory/4420-20-0x000001A4F71F0000-0x000001A4F7350000-memory.dmp

                  memory/5556-300-0x00007FFEE09E0000-0x00007FFEE09E1000-memory.dmp