| File name: | BrowserUpdater.exe |
| Full analysis: | https://app.any.run/tasks/8b6136da-631e-4f90-bf43-d014025d10d4 |
| Verdict: | Malicious activity |
| Analysis date: | September 04, 2024, 01:59:03 |
| OS: | Windows 10 Professional (build: 19045, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32+ executable (GUI) x86-64 (stripped to external PDB), for MS Windows |
| MD5: | 601C10036F779D66D51D041DB843527F |
| SHA1: | 5231F97233076AF0846590D7D0386BF78797BD22 |
| SHA256: | 2181C60E8727D5CFE7E713AA9731018168660AD2C96F31B08A729D1503DFC19A |
| SSDEEP: | 196608:t3NkYY4MSikP9Z6puMKCFqFNNrnvHb7ixlgw:t3KmiYXM5MNBnvXixN |
MALICIOUS
No malicious indicators.SUSPICIOUS
Process drops legitimate windows executable
- MicrosoftEdgeWebview2Setup.exe (PID: 6264)
- BrowserUpdater.exe (PID: 6720)
- MicrosoftEdgeUpdateSetup.exe (PID: 7164)
- MicrosoftEdgeUpdate.exe (PID: 6816)
Starts a Microsoft application from unusual location
- MicrosoftEdgeWebview2Setup.exe (PID: 6264)
- MicrosoftEdgeUpdate.exe (PID: 32)
- MicrosoftEdgeUpdateSetup.exe (PID: 7164)
- MicrosoftEdgeUpdate.exe (PID: 6816)
Executable content was dropped or overwritten
- BrowserUpdater.exe (PID: 6720)
- MicrosoftEdgeWebview2Setup.exe (PID: 6264)
- MicrosoftEdgeUpdateSetup.exe (PID: 7164)
Reads security settings of Internet Explorer
- MicrosoftEdgeUpdate.exe (PID: 32)
- MicrosoftEdgeUpdate.exe (PID: 6816)
Reads the date of Windows installation
- MicrosoftEdgeUpdate.exe (PID: 32)
- MicrosoftEdgeUpdate.exe (PID: 6816)
Disables SEHOP
- MicrosoftEdgeUpdate.exe (PID: 6816)
Creates a software uninstall entry
- MicrosoftEdgeUpdate.exe (PID: 6816)
There is functionality for VM detection (antiVM strings)
- BrowserUpdater.exe (PID: 6720)
INFO
Checks supported languages
- BrowserUpdater.exe (PID: 6720)
- MicrosoftEdgeWebview2Setup.exe (PID: 6264)
- MicrosoftEdgeUpdate.exe (PID: 32)
- MicrosoftEdgeUpdateSetup.exe (PID: 7164)
- MicrosoftEdgeUpdate.exe (PID: 6816)
Reads Environment values
- BrowserUpdater.exe (PID: 6720)
- MicrosoftEdgeUpdate.exe (PID: 6816)
- MicrosoftEdgeUpdate.exe (PID: 32)
Reads the machine GUID from the registry
- BrowserUpdater.exe (PID: 6720)
- MicrosoftEdgeUpdate.exe (PID: 32)
Reads the computer name
- BrowserUpdater.exe (PID: 6720)
- MicrosoftEdgeUpdate.exe (PID: 32)
- MicrosoftEdgeUpdate.exe (PID: 6816)
Create files in a temporary directory
- MicrosoftEdgeUpdate.exe (PID: 32)
- MicrosoftEdgeWebview2Setup.exe (PID: 6264)
- BrowserUpdater.exe (PID: 6720)
- MicrosoftEdgeUpdate.exe (PID: 6816)
Process checks computer location settings
- MicrosoftEdgeUpdate.exe (PID: 32)
- MicrosoftEdgeUpdate.exe (PID: 6816)
Creates files in the program directory
- MicrosoftEdgeUpdateSetup.exe (PID: 7164)
- MicrosoftEdgeUpdate.exe (PID: 32)
Checks proxy server information
- wermgr.exe (PID: 6184)
- wermgr.exe (PID: 4732)
Reads the software policy settings
- wermgr.exe (PID: 6184)
- wermgr.exe (PID: 4732)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Generic Win/DOS Executable (50) |
|---|---|---|
| .exe | | | DOS Executable Generic (49.9) |
EXIF
EXE
| MachineType: | AMD AMD64 |
|---|---|
| TimeStamp: | 0000:00:00 00:00:00 |
| ImageFileCharacteristics: | Executable, No line numbers, No symbols, Large address aware, No debug |
| PEType: | PE32+ |
| LinkerVersion: | 2.41 |
| CodeSize: | 27655680 |
| InitializedDataSize: | 67828224 |
| UninitializedDataSize: | 716800 |
| EntryPoint: | 0x13e0 |
| OSVersion: | 6.1 |
| ImageVersion: | - |
| SubsystemVersion: | 6.1 |
| Subsystem: | Windows GUI |
Total processes
122
Monitored processes
7
Malicious processes
5
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 32 | C:\Users\admin\AppData\Local\Temp\EU4C6.tmp\MicrosoftEdgeUpdate.exe /installsource taggedmi /install "appguid={F3017226-FE2A-4295-8BDF-00C3A9A7E4C5}&appname=Microsoft%20Edge%20Webview2%20Runtime&needsadmin=true" | C:\Users\admin\AppData\Local\Temp\EU4C6.tmp\MicrosoftEdgeUpdate.exe | — | MicrosoftEdgeWebview2Setup.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft Edge Update Exit code: 2147747592 Version: 1.3.143.57 Modules
| |||||||||||||||
| 4732 | "C:\WINDOWS\system32\wermgr.exe" "-outproc" "0" "32" "1604" "1588" "1608" "0" "0" "0" "0" "0" "0" "0" "0" | C:\Windows\SysWOW64\wermgr.exe | MicrosoftEdgeUpdate.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Problem Reporting Exit code: 0 Version: 10.0.19041.3996 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 6184 | "C:\WINDOWS\system32\wermgr.exe" "-outproc" "0" "6816" "1556" "1404" "1424" "0" "0" "0" "0" "0" "0" "0" "0" | C:\Windows\SysWOW64\wermgr.exe | MicrosoftEdgeUpdate.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows Problem Reporting Exit code: 0 Version: 10.0.19041.3996 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 6264 | C:\Users\admin\AppData\Local\Temp\MicrosoftEdgeWebview2Setup.exe | C:\Users\admin\AppData\Local\Temp\MicrosoftEdgeWebview2Setup.exe | BrowserUpdater.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft Edge Update Setup Exit code: 2147747592 Version: 1.3.143.57 Modules
| |||||||||||||||
| 6720 | "C:\Users\admin\AppData\Local\Temp\BrowserUpdater.exe" | C:\Users\admin\AppData\Local\Temp\BrowserUpdater.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 2 Modules
| |||||||||||||||
| 6816 | "C:\Program Files (x86)\Microsoft\Temp\EU15EC.tmp\MicrosoftEdgeUpdate.exe" /installsource taggedmi /install "appguid={F3017226-FE2A-4295-8BDF-00C3A9A7E4C5}&appname=Microsoft%20Edge%20Webview2%20Runtime&needsadmin=true" /installelevated | C:\Program Files (x86)\Microsoft\Temp\EU15EC.tmp\MicrosoftEdgeUpdate.exe | — | MicrosoftEdgeUpdateSetup.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Microsoft Edge Update Exit code: 2147747592 Version: 1.3.143.57 Modules
| |||||||||||||||
| 7164 | "C:\Users\admin\AppData\Local\Temp\EU4C6.tmp\MicrosoftEdgeUpdateSetup.exe" /installsource taggedmi /install "appguid={F3017226-FE2A-4295-8BDF-00C3A9A7E4C5}&appname=Microsoft%20Edge%20Webview2%20Runtime&needsadmin=true" /installelevated /nomitag | C:\Users\admin\AppData\Local\Temp\EU4C6.tmp\MicrosoftEdgeUpdateSetup.exe | MicrosoftEdgeUpdate.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Microsoft Edge Update Setup Exit code: 2147747592 Version: 1.3.143.57 Modules
| |||||||||||||||
Total events
13 256
Read events
12 955
Write events
292
Delete events
9
Modification events
| (PID) Process: | (6816) MicrosoftEdgeUpdate.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\EdgeUpdate |
| Operation: | delete value | Name: | eulaaccepted |
Value: | |||
| (PID) Process: | (6816) MicrosoftEdgeUpdate.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\EdgeUpdate |
| Operation: | write | Name: | path |
Value: C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe | |||
| (PID) Process: | (6816) MicrosoftEdgeUpdate.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\EdgeUpdate |
| Operation: | write | Name: | UninstallCmdLine |
Value: "C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /uninstall | |||
| (PID) Process: | (6816) MicrosoftEdgeUpdate.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\EdgeUpdate\Clients\{F3C4FE00-EFD5-403B-9569-398A20F1BA4A} |
| Operation: | write | Name: | pv |
Value: 1.3.143.57 | |||
| (PID) Process: | (6816) MicrosoftEdgeUpdate.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\EdgeUpdate\Clients\{F3C4FE00-EFD5-403B-9569-398A20F1BA4A} |
| Operation: | write | Name: | name |
Value: Microsoft Edge Update | |||
| (PID) Process: | (6816) MicrosoftEdgeUpdate.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\EdgeUpdate\ClientState\{F3C4FE00-EFD5-403B-9569-398A20F1BA4A} |
| Operation: | write | Name: | pv |
Value: 1.3.143.57 | |||
| (PID) Process: | (6816) MicrosoftEdgeUpdate.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\MicrosoftEdgeUpdate.exe |
| Operation: | write | Name: | DisableExceptionChainValidation |
Value: 0 | |||
| (PID) Process: | (6816) MicrosoftEdgeUpdate.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\EdgeUpdate |
| Operation: | write | Name: | IsMSIHelperRegistered |
Value: 0 | |||
| (PID) Process: | (6816) MicrosoftEdgeUpdate.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\EdgeUpdate |
| Operation: | write | Name: | LastOSVersion |
Value: 1C0100000A00000000000000654A000002000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010100 | |||
| (PID) Process: | (6816) MicrosoftEdgeUpdate.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\EdgeUpdate |
| Operation: | write | Name: | version |
Value: 1.3.143.57 | |||
Executable files
301
Suspicious files
4
Text files
9
Unknown types
1
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 6264 | MicrosoftEdgeWebview2Setup.exe | C:\Users\admin\AppData\Local\Temp\EU4C6.tmp\psmachine.dll | executable | |
MD5:460FE68C5A8EBFAC911CCD7E859A8C9A | SHA256:7998424877C98F049023391ADF0B494B9BFA0194B9ABE9161F74A256A50BB45B | |||
| 6264 | MicrosoftEdgeWebview2Setup.exe | C:\Users\admin\AppData\Local\Temp\EU4C6.tmp\MicrosoftEdgeUpdateBroker.exe | executable | |
MD5:2F6C55219295B8FB852D0250407DCD39 | SHA256:8F53160721CBB335C5B48C0418ADDF228019FDF8BABEC80FB4C3D895F15B7E06 | |||
| 6264 | MicrosoftEdgeWebview2Setup.exe | C:\Users\admin\AppData\Local\Temp\EU4C6.tmp\MicrosoftEdgeUpdateComRegisterShell64.exe | executable | |
MD5:8B6401915E92E8DD7C1B08FD7C936240 | SHA256:C1346AC1F12D9B2D8ED4A34390498911ED87656AC8723208105ECBB84A6D4368 | |||
| 6720 | BrowserUpdater.exe | C:\Users\admin\AppData\Local\Temp\MicrosoftEdgeWebview2Setup.exe | executable | |
MD5:60366CBF515774FFDE2B49297C3D2E9B | SHA256:7EBC4CE80143EF89CEA86A61EA151502868DB6CAAA678B8B43660A66ACE11C3A | |||
| 6264 | MicrosoftEdgeWebview2Setup.exe | C:\Users\admin\AppData\Local\Temp\EU4C6.tmp\MicrosoftEdgeUpdateOnDemand.exe | executable | |
MD5:069FCF4DD89F4BC2F96E06E559E5B2CF | SHA256:8E110A20684C92438B3EEFE4731DD5D4070D1E936D6FE3C8456628FD76B5009A | |||
| 6264 | MicrosoftEdgeWebview2Setup.exe | C:\Users\admin\AppData\Local\Temp\EU4C6.tmp\msedgeupdate.dll | executable | |
MD5:2141E11F0E1AAED7BDBCADF58FAD0357 | SHA256:7D3F4E7A5ECFA260582B80D5A04C118320274A5E421D99E6C39D875FF8A80B9C | |||
| 6264 | MicrosoftEdgeWebview2Setup.exe | C:\Users\admin\AppData\Local\Temp\EU4C6.tmp\MicrosoftEdgeUpdate.exe | executable | |
MD5:5492E3D3E8E5C13E057D323029AAE7B3 | SHA256:BD9699E3DA3DE952145565D1825DA68C3880C7E92AF1D5EA94589D0A5820F668 | |||
| 6264 | MicrosoftEdgeWebview2Setup.exe | C:\Users\admin\AppData\Local\Temp\EU4C6.tmp\psmachine_64.dll | executable | |
MD5:2B8028B854468A64FF7EB4A3B1C8AFE9 | SHA256:D6E8D613617A703FDA04CEF34D909D27CC9B2E3AE38749E1B313D082AD3F4206 | |||
| 6264 | MicrosoftEdgeWebview2Setup.exe | C:\Users\admin\AppData\Local\Temp\EU4C6.tmp\MicrosoftEdgeComRegisterShellARM64.exe | executable | |
MD5:682CBD01731AD16EE3F89A66757FEDE6 | SHA256:784D1DF23F232B5E4D40477D4ED9D61792D30B3EF28DE8D40F681C858EF36D0F | |||
| 6264 | MicrosoftEdgeWebview2Setup.exe | C:\Users\admin\AppData\Local\Temp\EU4C6.tmp\psmachine_arm64.dll | executable | |
MD5:8D0A79C5A41BE9A0175087D6CE8E3610 | SHA256:3C210E6E21FF1C18716ED92DD63FE8D5E8CA0A5F01895A81073C2AD30460B261 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
3
TCP/UDP connections
34
DNS requests
14
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
7152 | SIHClient.exe | GET | 200 | 95.101.149.131:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl | NL | binary | 407 b | whitelisted |
6344 | svchost.exe | GET | 200 | 192.229.221.95:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | US | binary | 471 b | whitelisted |
7152 | SIHClient.exe | GET | 200 | 95.101.149.131:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl | NL | binary | 419 b | whitelisted |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
— | — | 192.168.100.255:138 | — | — | — | whitelisted |
— | — | 40.127.240.158:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
— | — | 239.255.255.250:1900 | — | — | — | whitelisted |
— | — | 20.190.159.23:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
6344 | svchost.exe | 192.229.221.95:80 | ocsp.digicert.com | EDGECAST | US | whitelisted |
— | — | 40.113.103.199:443 | client.wns.windows.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
— | — | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
7152 | SIHClient.exe | 20.114.59.183:443 | slscr.update.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
7152 | SIHClient.exe | 95.101.149.131:80 | www.microsoft.com | Akamai International B.V. | NL | whitelisted |
7152 | SIHClient.exe | 20.166.126.56:443 | fe3cr.delivery.mp.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
login.live.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |
slscr.update.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
fe3cr.delivery.mp.microsoft.com |
| whitelisted |
watson.events.data.microsoft.com |
| whitelisted |