| URL: | https://cdn.polyfill.io:443/ |
| Full analysis: | https://app.any.run/tasks/23feb8cd-3a56-4293-9101-b3b1665bcd48 |
| Verdict: | Malicious activity |
| Analysis date: | June 26, 2024, 20:04:18 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Indicators: | |
| MD5: | 940B83F056FC65D32CE32F1F3F255A61 |
| SHA1: | 4CFEFA1CBED523D10460F01DF9799F34EADD9C6C |
| SHA256: | F3512EE6BC2E746A0EC309EDE0AC84E403C54083F27E653E4E0BEC31FB4D106B |
| SSDEEP: | 3:N8cISQHLLuK:2clQnF |
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 324 | "C:\Program Files\Microsoft\Skype for Desktop\Skype.exe" --type=renderer --user-data-dir="C:\Users\admin\AppData\Roaming\Microsoft\Skype for Desktop" --app-user-model-id=Microsoft.Skype.SkypeDesktop --app-path="C:\Program Files\Microsoft\Skype for Desktop\resources\app.asar" --no-sandbox --no-zygote --autoplay-policy=no-user-gesture-required --disable-background-timer-throttling --ms-disable-indexeddb-transaction-timeout --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=4 --mojo-platform-channel-handle=1844 --field-trial-handle=1288,i,13830211523830217347,8516002417253139372,131072 --enable-features=WinUseBrowserSpellChecker,WinUseHybridSpellChecker,WinrtGeolocationImplementation --disable-features=SpareRendererForSitePerProcess,WinRetrieveSuggestionsOnlyOnDemand --skype-process-type=Main --skype-window-id=__MAIN_ROOT_VIEW_ID__ /prefetch:1 | C:\Program Files\Microsoft\Skype for Desktop\Skype.exe | — | Skype.exe | |||||||||||
User: admin Company: Skype Technologies S.A. Integrity Level: MEDIUM Description: Skype Version: 8.110.0.218 Modules
| |||||||||||||||
| 940 | C:\Windows\system32\reg.exe QUERY HKCU\Software\Microsoft\Windows\Shell\Associations\UrlAssociations\tel\UserChoice /v ProgId | C:\Windows\System32\reg.exe | — | Skype.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Registry Console Tool Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 1044 | "C:\Program Files\Microsoft\Skype for Desktop\Skype.exe" --type=gpu-process --user-data-dir="C:\Users\admin\AppData\Roaming\Microsoft\Skype for Desktop" --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=1392 --field-trial-handle=1288,i,13830211523830217347,8516002417253139372,131072 --enable-features=WinUseBrowserSpellChecker,WinUseHybridSpellChecker,WinrtGeolocationImplementation --disable-features=SpareRendererForSitePerProcess,WinRetrieveSuggestionsOnlyOnDemand /prefetch:2 | C:\Program Files\Microsoft\Skype for Desktop\Skype.exe | — | Skype.exe | |||||||||||
User: admin Company: Skype Technologies S.A. Integrity Level: LOW Description: Skype Version: 8.110.0.218 Modules
| |||||||||||||||
| 1384 | "C:\Users\admin\AppData\Local\Temp\is-01O70.tmp\Skype-Setup.tmp" /SL5="$90158,88729071,404480,C:\Users\admin\AppData\Roaming\Microsoft\Skype for Desktop\Skype-Setup.exe" /silent !desktopicon | C:\Users\admin\AppData\Local\Temp\is-01O70.tmp\Skype-Setup.tmp | — | Skype-Setup.exe | |||||||||||
User: admin Integrity Level: MEDIUM Description: Setup/Uninstall Exit code: 0 Version: 51.1052.0.0 Modules
| |||||||||||||||
| 1568 | "C:\Program Files\Microsoft\Skype for Desktop\Skype.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --user-data-dir="C:\Users\admin\AppData\Roaming\Microsoft\Skype for Desktop" --mojo-platform-channel-handle=1536 --field-trial-handle=1336,i,14049204786171099123,1427914298945819269,131072 --enable-features=WinUseBrowserSpellChecker,WinUseHybridSpellChecker,WinrtGeolocationImplementation --disable-features=SpareRendererForSitePerProcess,WinRetrieveSuggestionsOnlyOnDemand /prefetch:8 | C:\Program Files\Microsoft\Skype for Desktop\Skype.exe | — | Skype.exe | |||||||||||
User: admin Company: Skype Technologies S.A. Integrity Level: MEDIUM Description: Skype Exit code: 1 Version: 8.110.0.215 Modules
| |||||||||||||||
| 1648 | C:\Windows\system32\reg.exe QUERY "HKCU\Software\Microsoft\Windows\CurrentVersion\App Paths\msedge.exe" /ve | C:\Windows\System32\reg.exe | — | Skype.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Registry Console Tool Exit code: 1 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 1680 | "C:\Program Files\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --mojo-platform-channel-handle=3344 --field-trial-handle=1340,i,10111930866468573500,11844095806465920221,131072 /prefetch:8 | C:\Program Files\Microsoft\Edge\Application\msedge.exe | — | msedge.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: LOW Description: Microsoft Edge Exit code: 0 Version: 109.0.1518.115 Modules
| |||||||||||||||
| 1680 | "C:\Program Files\Microsoft\Skype for Desktop\Skype.exe" --type=renderer --user-data-dir="C:\Users\admin\AppData\Roaming\Microsoft\Skype for Desktop" --app-user-model-id=Microsoft.Skype.SkypeDesktop --app-path="C:\Program Files\Microsoft\Skype for Desktop\resources\app.asar" --no-sandbox --no-zygote --enable-blink-features --disable-blink-features --autoplay-policy=no-user-gesture-required --disable-background-timer-throttling --ms-disable-indexeddb-transaction-timeout --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2708 --field-trial-handle=1288,i,13830211523830217347,8516002417253139372,131072 --enable-features=WinUseBrowserSpellChecker,WinUseHybridSpellChecker,WinrtGeolocationImplementation --disable-features=SpareRendererForSitePerProcess,WinRetrieveSuggestionsOnlyOnDemand /prefetch:1 | C:\Program Files\Microsoft\Skype for Desktop\Skype.exe | — | Skype.exe | |||||||||||
User: admin Company: Skype Technologies S.A. Integrity Level: MEDIUM Description: Skype Exit code: 0 Version: 8.110.0.218 Modules
| |||||||||||||||
| 2068 | "C:\Program Files\Microsoft\Skype for Desktop\Skype.exe" | C:\Program Files\Microsoft\Skype for Desktop\Skype.exe | explorer.exe | ||||||||||||
User: admin Company: Skype Technologies S.A. Integrity Level: MEDIUM Description: Skype Exit code: 1 Version: 8.110.0.215 Modules
| |||||||||||||||
| 2076 | "C:\Program Files\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=1624 --field-trial-handle=1340,i,10111930866468573500,11844095806465920221,131072 /prefetch:8 | C:\Program Files\Microsoft\Edge\Application\msedge.exe | — | msedge.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: LOW Description: Microsoft Edge Exit code: 0 Version: 109.0.1518.115 Modules
| |||||||||||||||
| (PID) Process: | (3348) msedge.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Edge\BLBeacon |
| Operation: | write | Name: | failed_count |
Value: 0 | |||
| (PID) Process: | (3348) msedge.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Edge\BLBeacon |
| Operation: | write | Name: | state |
Value: 2 | |||
| (PID) Process: | (3348) msedge.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Edge\ThirdParty |
| Operation: | write | Name: | StatusCodes |
Value: | |||
| (PID) Process: | (3348) msedge.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Edge\ThirdParty |
| Operation: | write | Name: | StatusCodes |
Value: 01000000 | |||
| (PID) Process: | (3348) msedge.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Edge\BLBeacon |
| Operation: | write | Name: | state |
Value: 1 | |||
| (PID) Process: | (3348) msedge.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\EdgeUpdate\ClientState\{56EB18F8-B008-4CBD-B6D2-8C97FE7E9062} |
| Operation: | write | Name: | dr |
Value: 1 | |||
| (PID) Process: | (3348) msedge.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Edge\StabilityMetrics |
| Operation: | write | Name: | user_experience_metrics.stability.exited_cleanly |
Value: 0 | |||
| (PID) Process: | (3348) msedge.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\EdgeUpdate\ClientStateMedium\{56EB18F8-B008-4CBD-B6D2-8C97FE7E9062}\LastWasDefault |
| Operation: | write | Name: | S-1-5-21-1302019708-1500728564-335382590-1000 |
Value: F6DEBACD667A2F00 | |||
| (PID) Process: | (3348) msedge.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\EdgeUpdate\ClientStateMedium\{56EB18F8-B008-4CBD-B6D2-8C97FE7E9062}\FirstNotDefault |
| Operation: | delete value | Name: | S-1-5-21-1302019708-1500728564-335382590-1000 |
Value: | |||
| (PID) Process: | (3348) msedge.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Edge |
| Operation: | write | Name: | UsageStatsInSample |
Value: 1 | |||
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3348 | msedge.exe | C:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\commerce_subscription_db\LOG.old~RF4dcb0.TMP | — | |
MD5:— | SHA256:— | |||
| 3348 | msedge.exe | C:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\commerce_subscription_db\LOG.old | — | |
MD5:— | SHA256:— | |||
| 3348 | msedge.exe | C:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\EdgePushStorageWithConnectTokenAndKey\LOG.old~RF4dcc0.TMP | — | |
MD5:— | SHA256:— | |||
| 3348 | msedge.exe | C:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\EdgePushStorageWithConnectTokenAndKey\LOG.old | — | |
MD5:— | SHA256:— | |||
| 3348 | msedge.exe | C:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\LOG.old~RF4dcdf.TMP | — | |
MD5:— | SHA256:— | |||
| 3348 | msedge.exe | C:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\LOG.old | — | |
MD5:— | SHA256:— | |||
| 3348 | msedge.exe | C:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Last Version | text | |
MD5:61FE7896F9494DCDF53480A325F4FB85 | SHA256:ACFD3CD36E0DFCF1DCB67C7F31F2A5B9BA0815528A0C604D4330DFAA9E683E51 | |||
| 3348 | msedge.exe | C:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\Sync Data\LevelDB\LOG.old~RF4dca1.TMP | text | |
MD5:646FEFDB4D82709E3056F5C71953783C | SHA256:7B83D8689750F64D31016F1E8AC2A4EB9D7DB406E4C9C66211D4ED17DEBFEAD9 | |||
| 3348 | msedge.exe | C:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\c90ad542-6a56-4bba-ba4b-ebf427f7b192.tmp | binary | |
MD5:5058F1AF8388633F609CADB75A75DC9D | SHA256:— | |||
| 3348 | msedge.exe | C:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\Site Characteristics Database\LOG.old~RF4dc91.TMP | text | |
MD5:4BDB64FCF217848BCEEF4FF1723E32A0 | SHA256:6DB71689542AA54221535B9135FD82321DFE987612818B1D3BBA1629C4DC2F63 | |||
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
1372 | svchost.exe | GET | 304 | 2.16.10.179:80 | http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?33775f6043c93e33 | unknown | — | — | unknown |
1060 | svchost.exe | GET | 304 | 2.16.10.179:80 | http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?11acddbe1ebd82b3 | unknown | — | — | unknown |
1372 | svchost.exe | GET | 200 | 23.48.23.143:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | unknown |
1372 | svchost.exe | GET | 200 | 69.192.161.161:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | unknown |
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
3348 | msedge.exe | 239.255.255.250:1900 | — | — | — | whitelisted |
1372 | svchost.exe | 51.124.78.146:443 | — | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
2956 | msedge.exe | 13.107.21.239:443 | edge.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | unknown |
2956 | msedge.exe | 13.107.42.16:443 | config.edge.skype.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
2956 | msedge.exe | 104.21.23.55:443 | cdn.polyfill.io | CLOUDFLARENET | — | unknown |
2564 | svchost.exe | 239.255.255.250:3702 | — | — | — | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
1060 | svchost.exe | 224.0.0.252:5355 | — | — | — | unknown |
2956 | msedge.exe | 92.123.104.6:443 | www.bing.com | Akamai International B.V. | DE | unknown |
Domain | IP | Reputation |
|---|---|---|
config.edge.skype.com |
| whitelisted |
cdn.polyfill.io |
| whitelisted |
edge.microsoft.com |
| whitelisted |
www.bing.com |
| whitelisted |
settings-win.data.microsoft.com |
| whitelisted |
ctldl.windowsupdate.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
polyfill.io |
| whitelisted |
get.skype.com |
| whitelisted |
Process | Message |
|---|---|
Skype.exe | [0626/210502.703:ERROR:filesystem_win.cc(130)] GetFileAttributes C:\Users\admin\AppData\Roaming\Microsoft\Skype for Desktop\Crashpad\attachments\3a0ee62b-79ac-4cc3-bbd5-f65252e7a91f: The system cannot find the file specified. (0x2)
|
Skype.exe | [0626/210524.408:ERROR:filesystem_win.cc(130)] GetFileAttributes C:\Users\admin\AppData\Roaming\Microsoft\Skype for Desktop\Crashpad\attachments\3a0ee62b-79ac-4cc3-bbd5-f65252e7a91f: The system cannot find the file specified. (0x2)
|