| File name: | mDNSResponder.exe |
| Full analysis: | https://app.any.run/tasks/0ae1b669-ef73-43ac-8bb2-7621b466eef2 |
| Verdict: | Malicious activity |
| Analysis date: | March 18, 2025, 19:09:05 |
| OS: | Windows 10 Professional (build: 19045, 64 bit) |
| Indicators: | |
| MIME: | application/vnd.microsoft.portable-executable |
| File info: | PE32+ executable (console) x86-64, for MS Windows, 6 sections |
| MD5: | EBBCD5DFBB1DE70E8F4AF8FA59E401FD |
| SHA1: | 5CA966B9A5FF4ECD0E139E21B3E30F3EA48E1A88 |
| SHA256: | 17BFFC5DF609CE3B2F0CAB4BD6C118608C66A3AD86116A47E90B2BB7D8954122 |
| SSDEEP: | 6144:/Z31zx6M4FNwKKkXl98XbFGV16s3k/0m4q+p8DcLfBi7iQ6jWdLjMa9KDQQHt2Kv:/oMaWKL9Cc3k/83gyDQQ4KjeJbOPQde |
MALICIOUS
Executing a file with an untrusted certificate
- mDNSResponder.exe (PID: 6004)
- mDNSResponder.exe (PID: 5112)
SUSPICIOUS
No suspicious indicators.INFO
The sample compiled with english language support
- mDNSResponder.exe (PID: 6004)
Checks supported languages
- mDNSResponder.exe (PID: 6004)
Reads the computer name
- mDNSResponder.exe (PID: 6004)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win64 Executable (generic) (87.3) |
|---|---|---|
| .exe | | | Generic Win/DOS Executable (6.3) |
| .exe | | | DOS Executable Generic (6.3) |
EXIF
EXE
| MachineType: | AMD AMD64 |
|---|---|
| TimeStamp: | 2011:08:31 05:52:07+00:00 |
| ImageFileCharacteristics: | Executable, Large address aware |
| PEType: | PE32+ |
| LinkerVersion: | 10 |
| CodeSize: | 322048 |
| InitializedDataSize: | 133120 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x45cf0 |
| OSVersion: | 5.2 |
| ImageVersion: | - |
| SubsystemVersion: | 5.2 |
| Subsystem: | Windows command line |
| FileVersionNumber: | 3.0.0.10 |
| ProductVersionNumber: | 3.0.0.10 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | English (U.S.) |
| CharacterSet: | Unicode |
| CompanyName: | Apple Inc. |
| FileDescription: | Bonjour Service |
| FileVersion: | 3,0,0,10 |
| InternalName: | mDNSResponder.exe |
| LegalCopyright: | Copyright (C) 2003-2011 Apple Inc. |
| OriginalFileName: | mDNSResponder.exe |
| ProductName: | Bonjour |
| ProductVersion: | 3,0,0,10 |
Total processes
135
Monitored processes
5
Malicious processes
0
Suspicious processes
2
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4300 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | mDNSResponder.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
| |||||||||||||||
| 5112 | "C:\Users\admin\AppData\Local\Temp\mDNSResponder.exe" | C:\Users\admin\AppData\Local\Temp\mDNSResponder.exe | — | explorer.exe | |||||||||||
User: admin Company: Apple Inc. Integrity Level: MEDIUM Description: Bonjour Service Exit code: 3221226540 Version: 3,0,0,10 Modules
| |||||||||||||||
| 5116 | "C:\WINDOWS\System32\SLUI.exe" RuleId=3482d82e-ca2c-4e1f-8864-da0267b484b2;Action=AutoActivate;AppId=55c92734-d682-4d71-983e-d6ec3f16059f;SkuId=4de7cb65-cdf1-4de9-8ae8-e3cce27b9f2c;NotificationInterval=1440;Trigger=TimerEvent | C:\Windows\System32\slui.exe | — | SppExtComObj.Exe | |||||||||||
User: NETWORK SERVICE Company: Microsoft Corporation Integrity Level: SYSTEM Description: Windows Activation Client Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 5428 | C:\WINDOWS\system32\SppExtComObj.exe -Embedding | C:\Windows\System32\SppExtComObj.Exe | — | svchost.exe | |||||||||||
User: NETWORK SERVICE Company: Microsoft Corporation Integrity Level: SYSTEM Description: KMS Connection Broker Version: 10.0.19041.3996 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 6004 | "C:\Users\admin\AppData\Local\Temp\mDNSResponder.exe" | C:\Users\admin\AppData\Local\Temp\mDNSResponder.exe | explorer.exe | ||||||||||||
User: admin Company: Apple Inc. Integrity Level: HIGH Description: Bonjour Service Exit code: 1063 Version: 3,0,0,10 Modules
| |||||||||||||||
Total events
162
Read events
162
Write events
0
Delete events
0
Modification events
Executable files
0
Suspicious files
0
Text files
0
Unknown types
0
Dropped files
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
5
TCP/UDP connections
23
DNS requests
13
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
1228 | SIHClient.exe | GET | 200 | 184.30.21.171:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl | unknown | — | — | whitelisted |
1228 | SIHClient.exe | GET | 200 | 184.30.21.171:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl | unknown | — | — | whitelisted |
6544 | svchost.exe | GET | 200 | 2.17.190.73:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | unknown | — | — | whitelisted |
6036 | backgroundTaskHost.exe | GET | 200 | 2.17.190.73:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAUZZSZEml49Gjh0j13P68w%3D | unknown | — | — | whitelisted |
— | — | GET | 200 | 2.19.117.22:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
— | — | 40.127.240.158:443 | — | MICROSOFT-CORP-MSN-AS-BLOCK | IE | unknown |
— | — | 2.19.117.22:80 | crl.microsoft.com | Akamai International B.V. | GB | whitelisted |
2104 | svchost.exe | 40.127.240.158:443 | — | MICROSOFT-CORP-MSN-AS-BLOCK | IE | unknown |
3216 | svchost.exe | 20.197.71.89:443 | client.wns.windows.com | MICROSOFT-CORP-MSN-AS-BLOCK | SG | whitelisted |
6544 | svchost.exe | 40.126.31.130:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
6544 | svchost.exe | 2.17.190.73:80 | ocsp.digicert.com | AKAMAI-AS | DE | whitelisted |
2112 | svchost.exe | 51.124.78.146:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
2104 | svchost.exe | 51.124.78.146:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
6036 | backgroundTaskHost.exe | 20.223.35.26:443 | arc.msn.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
google.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |
login.live.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
settings-win.data.microsoft.com |
| whitelisted |
arc.msn.com |
| whitelisted |
slscr.update.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
fe3cr.delivery.mp.microsoft.com |
| whitelisted |