| File name: | sedsvc.exe |
| Full analysis: | https://app.any.run/tasks/6f53ecaa-0019-468b-9561-c09d8101331f |
| Verdict: | Malicious activity |
| Threats: | Quasar is a very popular RAT in the world thanks to its code being available in open-source. This malware can be used to control the victim’s computer remotely. |
| Analysis date: | May 24, 2025, 21:06:21 |
| OS: | Windows 10 Professional (build: 19044, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/vnd.microsoft.portable-executable |
| File info: | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows, 3 sections |
| MD5: | AE5B84C6E41A7C6CDA147C5F0CF93B7F |
| SHA1: | CD5458914FB4BA66FE232B52607DCE36EC006D24 |
| SHA256: | EE8AFF67F72B3EEC979B90ADF9AFC7866B9AF57AD6461C90FA33539306D25B3D |
| SSDEEP: | 3072:0UDccrJQIqBzElWSWs/GBg5Aiym6O3fT847TlLkOCqaBlCw5x2bkc8xLeq5gsufr:WLHzElrAC8w62bkbxLR5g9pStT0 |
MALICIOUS
QUASAR mutex has been found
- sedsvc.exe (PID: 7316)
- Update.exe (PID: 7500)
Changes the autorun value in the registry
- sedsvc.exe (PID: 7316)
- Update.exe (PID: 7500)
QUASAR has been detected (YARA)
- Update.exe (PID: 7500)
SUSPICIOUS
Executable content was dropped or overwritten
- sedsvc.exe (PID: 7316)
Starts itself from another location
- sedsvc.exe (PID: 7316)
Checks for external IP
- svchost.exe (PID: 2196)
- sedsvc.exe (PID: 7316)
- Update.exe (PID: 7500)
Potential Corporate Privacy Violation
- svchost.exe (PID: 2196)
Connects to unusual port
- Update.exe (PID: 7500)
There is functionality for taking screenshot (YARA)
- Update.exe (PID: 7500)
INFO
Checks supported languages
- sedsvc.exe (PID: 7316)
- Update.exe (PID: 7500)
Reads the computer name
- sedsvc.exe (PID: 7316)
- Update.exe (PID: 7500)
Disables trace logs
- sedsvc.exe (PID: 7316)
- Update.exe (PID: 7500)
Checks proxy server information
- sedsvc.exe (PID: 7316)
- Update.exe (PID: 7500)
Reads the machine GUID from the registry
- sedsvc.exe (PID: 7316)
- Update.exe (PID: 7500)
Creates files or folders in the user directory
- sedsvc.exe (PID: 7316)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Generic CIL Executable (.NET, Mono, etc.) (56.7) |
|---|---|---|
| .exe | | | Win64 Executable (generic) (21.3) |
| .scr | | | Windows screen saver (10.1) |
| .dll | | | Win32 Dynamic Link Library (generic) (5) |
| .exe | | | Win32 Executable (generic) (3.4) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2025:05:23 01:11:44+00:00 |
| ImageFileCharacteristics: | Executable, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 8 |
| CodeSize: | 345600 |
| InitializedDataSize: | 3072 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x564ae |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 1.3.0.0 |
| ProductVersionNumber: | 1.3.0.0 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Neutral |
| CharacterSet: | Unicode |
| Comments: | - |
| CompanyName: | - |
| FileDescription: | - |
| FileVersion: | 1.3.0.0 |
| InternalName: | Client.exe |
| LegalCopyright: | - |
| LegalTrademarks: | - |
| OriginalFileName: | Client.exe |
| ProductName: | - |
| ProductVersion: | 1.3.0.0 |
| AssemblyVersion: | 1.3.0.0 |
Total processes
131
Monitored processes
5
Malicious processes
2
Suspicious processes
1
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2196 | C:\WINDOWS\system32\svchost.exe -k NetworkService -p -s Dnscache | C:\Windows\System32\svchost.exe | services.exe | ||||||||||||
User: NETWORK SERVICE Company: Microsoft Corporation Integrity Level: SYSTEM Description: Host Process for Windows Services Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 7316 | "C:\Users\admin\AppData\Local\Temp\sedsvc.exe" | C:\Users\admin\AppData\Local\Temp\sedsvc.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Version: 1.3.0.0 Modules
| |||||||||||||||
| 7500 | "C:\Users\admin\AppData\Roaming\Steam32\Update.exe" | C:\Users\admin\AppData\Roaming\Steam32\Update.exe | sedsvc.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Version: 1.3.0.0 Modules
| |||||||||||||||
| 7556 | 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
| |||||||||||||||
| 7588 | "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
| |||||||||||||||
Total events
3 524
Read events
3 494
Write events
30
Delete events
0
Modification events
| (PID) Process: | (7316) sedsvc.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\sedsvc_RASAPI32 |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (7316) sedsvc.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\sedsvc_RASAPI32 |
| Operation: | write | Name: | EnableAutoFileTracing |
Value: 0 | |||
| (PID) Process: | (7316) sedsvc.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\sedsvc_RASAPI32 |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
| (PID) Process: | (7316) sedsvc.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\sedsvc_RASAPI32 |
| Operation: | write | Name: | FileTracingMask |
Value: | |||
| (PID) Process: | (7316) sedsvc.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\sedsvc_RASAPI32 |
| Operation: | write | Name: | ConsoleTracingMask |
Value: | |||
| (PID) Process: | (7316) sedsvc.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\sedsvc_RASAPI32 |
| Operation: | write | Name: | MaxFileSize |
Value: 1048576 | |||
| (PID) Process: | (7316) sedsvc.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\sedsvc_RASAPI32 |
| Operation: | write | Name: | FileDirectory |
Value: %windir%\tracing | |||
| (PID) Process: | (7316) sedsvc.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\sedsvc_RASMANCS |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (7316) sedsvc.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\sedsvc_RASMANCS |
| Operation: | write | Name: | EnableAutoFileTracing |
Value: 0 | |||
| (PID) Process: | (7316) sedsvc.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\sedsvc_RASMANCS |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
Executable files
1
Suspicious files
0
Text files
0
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 7316 | sedsvc.exe | C:\Users\admin\AppData\Roaming\Steam32\Update.exe | executable | |
MD5:AE5B84C6E41A7C6CDA147C5F0CF93B7F | SHA256:EE8AFF67F72B3EEC979B90ADF9AFC7866B9AF57AD6461C90FA33539306D25B3D | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
7
TCP/UDP connections
67
DNS requests
16
Threats
8
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
— | — | GET | 200 | 23.216.77.30:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
— | — | GET | 200 | 23.35.229.160:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
7316 | sedsvc.exe | GET | 200 | 208.95.112.1:80 | http://ip-api.com/json/ | unknown | — | — | whitelisted |
7500 | Update.exe | GET | 200 | 208.95.112.1:80 | http://ip-api.com/json/ | unknown | — | — | whitelisted |
6544 | svchost.exe | GET | 200 | 2.17.190.73:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | unknown | — | — | whitelisted |
8136 | 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 |
8136 | 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 |
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 | 192.168.100.255:137 | — | — | — | whitelisted |
2104 | svchost.exe | 51.124.78.146:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
— | — | 51.124.78.146:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
— | — | 23.216.77.30:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
— | — | 23.35.229.160:80 | www.microsoft.com | AKAMAI-AS | DE | whitelisted |
3216 | svchost.exe | 172.211.123.250:443 | client.wns.windows.com | MICROSOFT-CORP-MSN-AS-BLOCK | FR | whitelisted |
7316 | sedsvc.exe | 208.95.112.1:80 | ip-api.com | TUT-AS | US | whitelisted |
7500 | Update.exe | 208.95.112.1:80 | ip-api.com | TUT-AS | US | whitelisted |
6544 | svchost.exe | 20.190.159.4:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |
ip-api.com |
| whitelisted |
login.live.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
Quassar53-56065.portmap.io |
| malicious |
slscr.update.microsoft.com |
| whitelisted |
Threats
PID | Process | Class | Message |
|---|---|---|---|
2196 | svchost.exe | Device Retrieving External IP Address Detected | INFO [ANY.RUN] External IP Check (ip-api .com) |
2196 | svchost.exe | Device Retrieving External IP Address Detected | ET INFO External IP Lookup Domain in DNS Lookup (ip-api .com) |
7316 | sedsvc.exe | Device Retrieving External IP Address Detected | ET INFO External IP Lookup ip-api.com |
7316 | sedsvc.exe | A Network Trojan was detected | ET MALWARE Common RAT Connectivity Check Observed |
7500 | Update.exe | A Network Trojan was detected | ET MALWARE Common RAT Connectivity Check Observed |
7500 | Update.exe | Device Retrieving External IP Address Detected | ET INFO External IP Lookup ip-api.com |
2196 | svchost.exe | Potential Corporate Privacy Violation | ET INFO DNS Query to a Reverse Proxy Service Observed |
2196 | svchost.exe | Misc activity | ET INFO DNS Query for Port Mapping/Tunneling Service Domain (.portmap .io) |