| URL: | https://browser-update.avast.com/browser/win/x64/131.0.27894.265/AvastBrowserInstaller.exe |
| Full analysis: | https://app.any.run/tasks/c3a91e65-95f8-4c08-b949-0da95846584a |
| Verdict: | Malicious activity |
| Analysis date: | January 31, 2025, 05:34:02 |
| OS: | Windows 10 Professional (build: 19045, 64 bit) |
| Tags: | |
| Indicators: | |
| MD5: | 2A304A272A225F984D357043D2624775 |
| SHA1: | E33376C91C55321D95CCDC33323D43E89AE9FB38 |
| SHA256: | B1C5231051830931D0C2EDAA7E1C5E5D898F3B62AC5219540747F558869237ED |
| SSDEEP: | 3:N8UcnBNKlIGjCdOXcTRnaJWEgXLNn:2GqGKaWEgXLN |
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 904 | "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" "https://browser-update.avast.com/browser/win/x64/131.0.27894.265/AvastBrowserInstaller.exe" | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | explorer.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft Edge Version: 122.0.2365.59 Modules
| |||||||||||||||
| 968 | "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --mojo-platform-channel-handle=6040 --field-trial-handle=2488,i,6988337467043949285,16458612857810630867,262144 --variations-seed-version /prefetch:8 | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | — | msedge.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: LOW Description: Microsoft Edge Exit code: 0 Version: 122.0.2365.59 Modules
| |||||||||||||||
| 1328 | "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=5256 --field-trial-handle=2488,i,6988337467043949285,16458612857810630867,262144 --variations-seed-version /prefetch:8 | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | — | msedge.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: LOW Description: Microsoft Edge Exit code: 0 Version: 122.0.2365.59 Modules
| |||||||||||||||
| 1400 | "C:\Users\admin\AppData\Local\AVAST Software\Browser\Application\AvastBrowser.exe" --disable-protect | C:\Users\admin\AppData\Local\AVAST Software\Browser\Application\AvastBrowser.exe | — | AvastBrowser.exe | |||||||||||
User: admin Company: Gen Digital Inc. Integrity Level: MEDIUM Description: Avast Secure Browser Exit code: 0 Version: 131.0.27894.265 Modules
| |||||||||||||||
| 1888 | "C:\Users\admin\AppData\Local\AVAST Software\Browser\Application\AvastBrowser.exe" --type=crashpad-handler "--user-data-dir=C:\Users\admin\AppData\Local\AVAST Software\Browser\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\admin\AppData\Local\AVAST Software\Browser\User Data\Crashpad" "--metrics-dir=C:\Users\admin\AppData\Local\AVAST Software\Browser\User Data" --url=fake_url --annotation=plat=Win64 --annotation=prod=Avast --annotation=ver=131.0.27894.265 --initial-client-data=0x124,0x128,0x12c,0x104,0x130,0x7ff821b3fd48,0x7ff821b3fd54,0x7ff821b3fd60 | C:\Users\admin\AppData\Local\AVAST Software\Browser\Application\AvastBrowser.exe | — | AvastBrowser.exe | |||||||||||
User: admin Company: Gen Digital Inc. Integrity Level: MEDIUM Description: Avast Secure Browser Exit code: 0 Version: 131.0.27894.265 Modules
| |||||||||||||||
| 2076 | "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --mojo-platform-channel-handle=6996 --field-trial-handle=2488,i,6988337467043949285,16458612857810630867,262144 --variations-seed-version /prefetch:8 | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | — | msedge.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: LOW Description: Microsoft Edge Exit code: 0 Version: 122.0.2365.59 Modules
| |||||||||||||||
| 2324 | "C:\Users\admin\Downloads\CR_09C14.tmp\setup.exe" --verbose-logging --installerdata="C:\Users\admin\AppData\Local\AVAST Software\Browser\Temp\source5316_288496770\Safer-bin\initial_preferences" --create-shortcuts=0 --install-level=0 | C:\Users\admin\Downloads\CR_09C14.tmp\setup.exe | — | setup.exe | |||||||||||
User: admin Company: Gen Digital Inc. Integrity Level: MEDIUM Description: Avast Secure Browser Installer Exit code: 73 Version: 131.0.27894.265 Modules
| |||||||||||||||
| 2412 | "C:\Users\admin\AppData\Local\AVAST Software\Browser\Application\AvastBrowser.exe" --type=renderer --string-annotations=is-enterprise-managed=no --extension-process --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=5 --field-trial-handle=3544,i,373379905245091007,3676507666333939795,262144 --variations-seed-version --mojo-platform-channel-handle=3744 /prefetch:2 | C:\Users\admin\AppData\Local\AVAST Software\Browser\Application\AvastBrowser.exe | — | AvastBrowser.exe | |||||||||||
User: admin Company: Gen Digital Inc. Integrity Level: LOW Description: Avast Secure Browser Exit code: 0 Version: 131.0.27894.265 Modules
| |||||||||||||||
| 2600 | "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --mojo-platform-channel-handle=6800 --field-trial-handle=2488,i,6988337467043949285,16458612857810630867,262144 --variations-seed-version /prefetch:8 | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | — | msedge.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: LOW Description: Microsoft Edge Exit code: 0 Version: 122.0.2365.59 Modules
| |||||||||||||||
| 2972 | "C:\Users\admin\AppData\Local\AVAST Software\Browser\Application\AvastBrowser.exe" --type=renderer --string-annotations=is-enterprise-managed=no --extension-process --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=8 --field-trial-handle=4124,i,373379905245091007,3676507666333939795,262144 --variations-seed-version --mojo-platform-channel-handle=4136 /prefetch:2 | C:\Users\admin\AppData\Local\AVAST Software\Browser\Application\AvastBrowser.exe | — | AvastBrowser.exe | |||||||||||
User: admin Company: Gen Digital Inc. Integrity Level: LOW Description: Avast Secure Browser Version: 131.0.27894.265 Modules
| |||||||||||||||
| (PID) Process: | (904) msedge.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Edge\BLBeacon |
| Operation: | write | Name: | failed_count |
Value: 0 | |||
| (PID) Process: | (904) msedge.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Edge\BLBeacon |
| Operation: | write | Name: | state |
Value: 2 | |||
| (PID) Process: | (904) msedge.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Edge\BLBeacon |
| Operation: | write | Name: | state |
Value: 1 | |||
| (PID) Process: | (904) msedge.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Edge\StabilityMetrics |
| Operation: | write | Name: | user_experience_metrics.stability.exited_cleanly |
Value: 0 | |||
| (PID) Process: | (904) msedge.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\EdgeUpdate\ClientStateMedium\{56EB18F8-B008-4CBD-B6D2-8C97FE7E9062}\LastWasDefault |
| Operation: | write | Name: | S-1-5-21-1693682860-607145093-2874071422-1001 |
Value: 3ED6C52C908B2F00 | |||
| (PID) Process: | (904) msedge.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\EdgeUpdate\ClientStateMedium\{56EB18F8-B008-4CBD-B6D2-8C97FE7E9062}\LastWasDefault |
| Operation: | write | Name: | S-1-5-21-1693682860-607145093-2874071422-1001 |
Value: 71C5F52C908B2F00 | |||
| (PID) Process: | (904) msedge.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\WindowProperties\459432 |
| Operation: | write | Name: | WindowTabManagerFileMappingId |
Value: {647717FC-1162-46D9-93AF-69EAC009C0B3} | |||
| (PID) Process: | (904) msedge.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\EdgeUpdate\ClientStateMedium\{56EB18F8-B008-4CBD-B6D2-8C97FE7E9062}\LastWasDefault |
| Operation: | write | Name: | S-1-5-21-1693682860-607145093-2874071422-1001 |
Value: DFFD472D908B2F00 | |||
| (PID) Process: | (904) msedge.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run |
| Operation: | write | Name: | MicrosoftEdgeAutoLaunch_29EBC4579851B72EE312C449CF839B1A |
Value: "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --no-startup-window --win-session-start | |||
| (PID) Process: | (904) msedge.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\EdgeUpdate\Clients\{56EB18F8-B008-4CBD-B6D2-8C97FE7E9062}\Commands\on-logon-autolaunch |
| Operation: | write | Name: | Enabled |
Value: 0 | |||
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 904 | msedge.exe | C:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\parcel_tracking_db\LOG.old~RF135c2d.TMP | — | |
MD5:— | SHA256:— | |||
| 904 | msedge.exe | C:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\discounts_db\LOG.old~RF135c3c.TMP | — | |
MD5:— | SHA256:— | |||
| 904 | msedge.exe | C:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\PersistentOriginTrials\LOG.old~RF135c3c.TMP | — | |
MD5:— | SHA256:— | |||
| 904 | msedge.exe | C:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\PersistentOriginTrials\LOG.old | — | |
MD5:— | SHA256:— | |||
| 904 | msedge.exe | C:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\EdgePushStorageWithConnectTokenAndKey\LOG.old~RF135c3c.TMP | — | |
MD5:— | SHA256:— | |||
| 904 | msedge.exe | C:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\EdgePushStorageWithConnectTokenAndKey\LOG.old | — | |
MD5:— | SHA256:— | |||
| 904 | msedge.exe | C:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\discounts_db\LOG.old | — | |
MD5:— | SHA256:— | |||
| 904 | msedge.exe | C:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\parcel_tracking_db\LOG.old | — | |
MD5:— | SHA256:— | |||
| 904 | msedge.exe | C:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\commerce_subscription_db\LOG.old~RF135c4c.TMP | — | |
MD5:— | SHA256:— | |||
| 904 | msedge.exe | C:\Users\admin\AppData\Local\Microsoft\Edge\User Data\Default\commerce_subscription_db\LOG.old | — | |
MD5:— | SHA256:— | |||
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
— | — | GET | 200 | 184.30.131.245:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTrjrydRyt%2BApF3GSPypfHBxR5XtQQUs9tIpPmhxdiuNkHMEWNpYim8S8YCEAI5PUjXAkJafLQcAAsO18o%3D | unknown | — | — | whitelisted |
5588 | SIHClient.exe | GET | 200 | 95.101.149.131:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl | unknown | — | — | whitelisted |
5588 | SIHClient.exe | GET | 200 | 95.101.149.131:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl | unknown | — | — | whitelisted |
1176 | svchost.exe | GET | 200 | 184.30.131.245:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | unknown | — | — | whitelisted |
6452 | backgroundTaskHost.exe | GET | 200 | 184.30.131.245:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAUZZSZEml49Gjh0j13P68w%3D | unknown | — | — | whitelisted |
7640 | svchost.exe | HEAD | 200 | 199.232.210.172:80 | http://msedge.b.tlu.dl.delivery.mp.microsoft.com/filestreamingservice/files/6ca9004c-2afd-40c0-a9b1-4fec460952e5?P1=1738729864&P2=404&P3=2&P4=lzenIgFRdh45%2btdKwQDmtcFQnZiFfwj2ftRty5i095pjSQ90dBJ3fq41x8IVq8DHqxe76swVgyh0FJgk%2bsu%2bkQ%3d%3d | unknown | — | — | whitelisted |
904 | msedge.exe | GET | 200 | 2.17.190.73:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTfIs%2BLjDtGwQ09XEB1Yeq%2BtX%2BBgQQU7NfjgtJxXWRM3y5nP%2Be6mK4cD08CEAitQLJg0pxMn17Nqb2Trtk%3D | unknown | — | — | whitelisted |
904 | msedge.exe | GET | 200 | 2.17.190.73:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSRXerF0eFeSWRripTgTkcJWMm7iQQUaDfg67Y7%2BF8Rhvv%2BYXsIiGX0TkICEAkCs2syUcMoCD93fKCEKP8%3D | unknown | — | — | whitelisted |
7640 | svchost.exe | GET | 206 | 199.232.210.172:80 | http://msedge.b.tlu.dl.delivery.mp.microsoft.com/filestreamingservice/files/6ca9004c-2afd-40c0-a9b1-4fec460952e5?P1=1738729864&P2=404&P3=2&P4=lzenIgFRdh45%2btdKwQDmtcFQnZiFfwj2ftRty5i095pjSQ90dBJ3fq41x8IVq8DHqxe76swVgyh0FJgk%2bsu%2bkQ%3d%3d | unknown | — | — | whitelisted |
7640 | svchost.exe | GET | 206 | 199.232.210.172:80 | http://msedge.b.tlu.dl.delivery.mp.microsoft.com/filestreamingservice/files/6ca9004c-2afd-40c0-a9b1-4fec460952e5?P1=1738729864&P2=404&P3=2&P4=lzenIgFRdh45%2btdKwQDmtcFQnZiFfwj2ftRty5i095pjSQ90dBJ3fq41x8IVq8DHqxe76swVgyh0FJgk%2bsu%2bkQ%3d%3d | unknown | — | — | whitelisted |
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
5064 | SearchApp.exe | 92.123.104.38:443 | www.bing.com | Akamai International B.V. | DE | whitelisted |
— | — | 51.104.136.2:443 | — | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
— | — | 184.30.131.245:80 | ocsp.digicert.com | AKAMAI-AS | US | whitelisted |
5856 | RUXIMICS.exe | 51.104.136.2:443 | — | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
1176 | svchost.exe | 40.126.32.133:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
1176 | svchost.exe | 184.30.131.245:80 | ocsp.digicert.com | AKAMAI-AS | US | whitelisted |
1076 | svchost.exe | 23.35.238.131:443 | go.microsoft.com | AKAMAI-AS | DE | whitelisted |
6656 | msedge.exe | 23.48.23.40:443 | browser-update.avast.com | Akamai International B.V. | DE | whitelisted |
904 | msedge.exe | 239.255.255.250:1900 | — | — | — | whitelisted |
Domain | IP | Reputation |
|---|---|---|
www.bing.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
login.live.com |
| whitelisted |
go.microsoft.com |
| whitelisted |
config.edge.skype.com |
| whitelisted |
browser-update.avast.com |
| whitelisted |
edge.microsoft.com |
| whitelisted |
edge-mobile-static.azureedge.net |
| whitelisted |
business.bing.com |
| whitelisted |
edgeservices.bing.com |
| whitelisted |
PID | Process | Class | Message |
|---|---|---|---|
6528 | AvastBrowser.exe | Misc activity | ET INFO External IP Lookup Service in DNS Query (ip-info .ff .avast .com) |
6528 | AvastBrowser.exe | Misc activity | ET INFO External IP Lookup Service in DNS Query (ip-info .ff .avast .com) |
6528 | AvastBrowser.exe | Misc activity | ET INFO Observed External IP Lookup Domain (ip-info .ff .avast .com) in TLS SNI |
6528 | AvastBrowser.exe | Misc activity | ET INFO External IP Lookup Service in DNS Query (ip-info .ff .avast .com) |
6528 | AvastBrowser.exe | Misc activity | ET INFO External IP Lookup Service in DNS Query (ip-info .ff .avast .com) |
6528 | AvastBrowser.exe | Misc activity | ET INFO Observed External IP Lookup Domain (ip-info .ff .avast .com) in TLS SNI |
6528 | AvastBrowser.exe | Generic Protocol Command Decode | SURICATA QUIC failed decrypt |
6528 | AvastBrowser.exe | Generic Protocol Command Decode | SURICATA QUIC failed decrypt |
6528 | AvastBrowser.exe | Generic Protocol Command Decode | SURICATA QUIC failed decrypt |
6528 | AvastBrowser.exe | Generic Protocol Command Decode | SURICATA QUIC failed decrypt |