| File name: | RuntimeBroker4.exe |
| Full analysis: | https://app.any.run/tasks/61387268-f20e-42b5-ac90-2d1a5561cc9d |
| Verdict: | Malicious activity |
| Analysis date: | June 21, 2025, 23:59:49 |
| OS: | Windows 10 Professional (build: 19044, 64 bit) |
| Indicators: | |
| MIME: | application/vnd.microsoft.portable-executable |
| File info: | PE32+ executable (console) x86-64, for MS Windows, 6 sections |
| MD5: | 76492CC4BE2C841E3A4C06F5EA1BA530 |
| SHA1: | FC562429386AAE5DD332C507EB5DB6E530B930CD |
| SHA256: | 158357B350B1892C6305C7919196CB39A9E30CAE2531185D1A018E13B1955A6F |
| SSDEEP: | 98304:Cgr+B24Fmw+uJG1+ZW6nSPnqJOo5LTWEME1MoWx1EDsGOi3i2CvVl:xNhl |
| .exe | | | Generic Win/DOS Executable (50) |
|---|---|---|
| .exe | | | DOS Executable Generic (49.9) |
| MachineType: | AMD AMD64 |
|---|---|
| TimeStamp: | 2025:05:09 13:00:31+00:00 |
| ImageFileCharacteristics: | Executable, Large address aware |
| PEType: | PE32+ |
| LinkerVersion: | 14.43 |
| CodeSize: | 2169344 |
| InitializedDataSize: | 1311232 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x1dd96c |
| OSVersion: | 6 |
| ImageVersion: | - |
| SubsystemVersion: | 6 |
| Subsystem: | Windows command line |
| FileVersionNumber: | 3.2.1134.78 |
| ProductVersionNumber: | 0.0.0.0 |
| FileFlagsMask: | 0x0017 |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | English (U.S.) |
| CharacterSet: | Unicode |
| FileDescription: | Runtime Broker |
| FileVersion: | 3.2.1134.78 |
| LegalCopyright: | Apache 2.0 License |
| ProductName: | MeshCentral Agent |
| ProductVersion: | Commit: 2025-Mar-19 14:43:56-0400 |
| OriginalFileName: | RuntimeBroker |
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1208 | powershell -noprofile -nologo -command - | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | — | RuntimeBroker.exe | |||||||||||
User: SYSTEM Company: Microsoft Corporation Integrity Level: SYSTEM Description: Windows PowerShell Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 1324 | powershell -noprofile -nologo -command - | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | — | RuntimeBroker.exe | |||||||||||
User: SYSTEM Company: Microsoft Corporation Integrity Level: SYSTEM Description: Windows PowerShell Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 1496 | powershell -noprofile -nologo -command - | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | — | RuntimeBroker.exe | |||||||||||
User: SYSTEM Company: Microsoft Corporation Integrity Level: SYSTEM Description: Windows PowerShell Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 1560 | C:\WINDOWS\System32\slui.exe -Embedding | C:\Windows\System32\slui.exe | — | svchost.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Activation Client Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 1644 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | powershell.exe | |||||||||||
User: SYSTEM Company: Microsoft Corporation Integrity Level: SYSTEM Description: Console Window Host Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 2532 | manage-bde -protectors -get C: -Type recoverypassword | C:\Windows\System32\manage-bde.exe | — | cmd.exe | |||||||||||
User: SYSTEM Company: Microsoft Corporation Integrity Level: SYSTEM Description: BitLocker Drive Encryption: Configuration Tool Exit code: 4294967295 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 3396 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | powershell.exe | |||||||||||
User: SYSTEM Company: Microsoft Corporation Integrity Level: SYSTEM Description: Console Window Host Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 3956 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | RuntimeBroker4.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Console Window Host Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 4084 | powershell -noprofile -nologo -command - | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | — | RuntimeBroker.exe | |||||||||||
User: SYSTEM Company: Microsoft Corporation Integrity Level: SYSTEM Description: Windows PowerShell Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 4224 | "C:\Users\admin\Desktop\RuntimeBroker4.exe" | C:\Users\admin\Desktop\RuntimeBroker4.exe | — | explorer.exe | |||||||||||
User: admin Integrity Level: MEDIUM Description: Runtime Broker Exit code: 0 Version: 3.2.1134.78 Modules
| |||||||||||||||
| (PID) Process: | (6472) RuntimeBroker4.exe | Key: | HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\RuntimeBrokerServiceUpdater |
| Operation: | write | Name: | ImagePath |
Value: "C:\Program Files\MS\RuntimeBrokerServiceUpdater\RuntimeBroker.exe" --meshServiceName="RuntimeBrokerServiceUpdater" --installedByUser="S-1-5-21-1693682860-607145093-2874071422-1001" | |||
| (PID) Process: | (6472) RuntimeBroker4.exe | Key: | HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\RuntimeBrokerServiceUpdater |
| Operation: | write | Name: | _InstalledBy |
Value: S-1-5-21-1693682860-607145093-2874071422-1001 | |||
| (PID) Process: | (6472) RuntimeBroker4.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\RuntimeBrokerServiceUpdater |
| Operation: | write | Name: | DisplayName |
Value: RuntimeBrokerServiceUpdater | |||
| (PID) Process: | (6472) RuntimeBroker4.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\RuntimeBrokerServiceUpdater |
| Operation: | write | Name: | DisplayIcon |
Value: C:\Program Files\MS\RuntimeBrokerServiceUpdater\RuntimeBroker.exe | |||
| (PID) Process: | (6472) RuntimeBroker4.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\RuntimeBrokerServiceUpdater |
| Operation: | write | Name: | InstallDate |
Value: 20250622 | |||
| (PID) Process: | (6472) RuntimeBroker4.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\RuntimeBrokerServiceUpdater |
| Operation: | write | Name: | InstallLocation |
Value: C:\Program Files\MS\RuntimeBrokerServiceUpdater\ | |||
| (PID) Process: | (6472) RuntimeBroker4.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\RuntimeBrokerServiceUpdater |
| Operation: | write | Name: | EstimatedSize |
Value: 3440 | |||
| (PID) Process: | (6472) RuntimeBroker4.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\RuntimeBrokerServiceUpdater |
| Operation: | write | Name: | NoModify |
Value: 1 | |||
| (PID) Process: | (6472) RuntimeBroker4.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\RuntimeBrokerServiceUpdater |
| Operation: | write | Name: | NoRepair |
Value: 1 | |||
| (PID) Process: | (6472) RuntimeBroker4.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\RuntimeBrokerServiceUpdater |
| Operation: | write | Name: | UninstallString |
Value: C:\Program Files\MS\RuntimeBrokerServiceUpdater\RuntimeBroker.exe -funinstall --meshServiceName="RuntimeBrokerServiceUpdater" | |||
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 6472 | RuntimeBroker4.exe | C:\Program Files\MS\RuntimeBrokerServiceUpdater\RuntimeBroker.exe | executable | |
MD5:76492CC4BE2C841E3A4C06F5EA1BA530 | SHA256:158357B350B1892C6305C7919196CB39A9E30CAE2531185D1A018E13B1955A6F | |||
| 6732 | RuntimeBroker.exe | C:\Windows\System32\config\systemprofile\AppData\Roaming\Microsoft\SystemCertificates\My\Certificates\C21F87AEACB78DA9033510AB72636D2330F9047B | binary | |
MD5:776CD844731DB41AFBD1EFCBDC38F2D3 | SHA256:D31BEE53A928EC69C1897DD0B0006A8A729515307E5CF84121F801050FD7DAB6 | |||
| 6732 | RuntimeBroker.exe | C:\Windows\System32\config\systemprofile\AppData\Roaming\Microsoft\SystemCertificates\My\Certificates\5B8D1FAAB5969BFE185AB0FE99ABC7B3466C12EB | binary | |
MD5:AE99EEC6C299F34072D3EF06B4A3472C | SHA256:7CD64029F18B316A089E79C6FD3D2B32772E82C16F34E4D309E20E3846C0C6D3 | |||
| 6732 | RuntimeBroker.exe | C:\Windows\System32\config\systemprofile\AppData\Roaming\Microsoft\SystemCertificates\My\Keys\2295FF829C9F5E6521C954FAE863E5009ACA23CE | binary | |
MD5:DE9EE7CB6EB0C6C691ACD96B48011554 | SHA256:64C430DA5C2C6ECC6F580F6571D3A66AF2F7AE7C6A27A99D30743548B029CFFC | |||
| 1208 | powershell.exe | C:\Windows\Temp\__PSScriptPolicyTest_qltoin3t.yph.ps1 | text | |
MD5:D17FE0A3F47BE24A6453E9EF58C94641 | SHA256:96AD1146EB96877EAB5942AE0736B82D8B5E2039A80D3D6932665C1A4C87DCF7 | |||
| 6732 | RuntimeBroker.exe | C:\Program Files\MS\RuntimeBrokerServiceUpdater\RuntimeBroker.db.tmp | binary | |
MD5:648A0A8B5EA9E041F8745A0750B67E07 | SHA256:DB339B958FC6EDB4C657EB6F8AC17C850CBC8BBF3D51CA8FBE7A650DDC28B596 | |||
| 4084 | powershell.exe | C:\Windows\Temp\__PSScriptPolicyTest_j25sibig.e3a.ps1 | text | |
MD5:D17FE0A3F47BE24A6453E9EF58C94641 | SHA256:96AD1146EB96877EAB5942AE0736B82D8B5E2039A80D3D6932665C1A4C87DCF7 | |||
| 1496 | powershell.exe | C:\Windows\Temp\__PSScriptPolicyTest_0mx4mg2q.qtb.psm1 | text | |
MD5:D17FE0A3F47BE24A6453E9EF58C94641 | SHA256:96AD1146EB96877EAB5942AE0736B82D8B5E2039A80D3D6932665C1A4C87DCF7 | |||
| 1496 | powershell.exe | C:\Windows\Temp\__PSScriptPolicyTest_nrst2xhx.423.ps1 | text | |
MD5:D17FE0A3F47BE24A6453E9EF58C94641 | SHA256:96AD1146EB96877EAB5942AE0736B82D8B5E2039A80D3D6932665C1A4C87DCF7 | |||
| 4084 | powershell.exe | C:\Windows\Temp\__PSScriptPolicyTest_egwsqej5.eeo.psm1 | text | |
MD5:D17FE0A3F47BE24A6453E9EF58C94641 | SHA256:96AD1146EB96877EAB5942AE0736B82D8B5E2039A80D3D6932665C1A4C87DCF7 | |||
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
1268 | svchost.exe | GET | 200 | 184.24.77.37:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
5528 | SIHClient.exe | GET | 200 | 2.23.181.156:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl | unknown | — | — | whitelisted |
5528 | SIHClient.exe | GET | 200 | 2.23.181.156:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl | unknown | — | — | whitelisted |
1268 | svchost.exe | GET | 200 | 2.23.181.156:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
3768 | svchost.exe | GET | 200 | 2.23.77.188:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | unknown | — | — | whitelisted |
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
5944 | MoUsoCoreWorker.exe | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
1268 | svchost.exe | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
420 | RUXIMICS.exe | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
1268 | svchost.exe | 20.73.194.208:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
1268 | svchost.exe | 184.24.77.37:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
1268 | svchost.exe | 2.23.181.156:80 | www.microsoft.com | AKAMAI-AS | DE | whitelisted |
1268 | svchost.exe | 40.127.240.158:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
5944 | MoUsoCoreWorker.exe | 20.73.194.208:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
us.bbanddd.com |
| unknown |
slscr.update.microsoft.com |
| whitelisted |
fe3cr.delivery.mp.microsoft.com |
| whitelisted |
login.live.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |