| File name: | sedsvc.exe |
| Full analysis: | https://app.any.run/tasks/c99dd2a5-e0f1-43e8-b17e-2669ea65a63a |
| 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, 21:03:54 |
| 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: 2656)
- Update.exe (PID: 6108)
- Update.exe (PID: 7000)
- sedsvc.exe (PID: 2984)
Changes the autorun value in the registry
- sedsvc.exe (PID: 2656)
- Update.exe (PID: 6108)
QUASAR has been detected (YARA)
- Update.exe (PID: 6108)
SUSPICIOUS
Executable content was dropped or overwritten
- sedsvc.exe (PID: 2656)
Starts itself from another location
- sedsvc.exe (PID: 2656)
Checks for external IP
- svchost.exe (PID: 2196)
- sedsvc.exe (PID: 2656)
- Update.exe (PID: 6108)
Connects to unusual port
- Update.exe (PID: 6108)
Potential Corporate Privacy Violation
- svchost.exe (PID: 2196)
There is functionality for taking screenshot (YARA)
- Update.exe (PID: 6108)
INFO
Reads the computer name
- sedsvc.exe (PID: 2656)
- Update.exe (PID: 6108)
- Update.exe (PID: 7000)
- sedsvc.exe (PID: 2984)
Disables trace logs
- sedsvc.exe (PID: 2656)
- Update.exe (PID: 6108)
Creates files or folders in the user directory
- sedsvc.exe (PID: 2656)
Checks supported languages
- sedsvc.exe (PID: 2656)
- Update.exe (PID: 6108)
- Update.exe (PID: 7000)
- sedsvc.exe (PID: 2984)
Checks proxy server information
- sedsvc.exe (PID: 2656)
- Update.exe (PID: 6108)
- slui.exe (PID: 3176)
Auto-launch of the file from Registry key
- sedsvc.exe (PID: 2656)
- Update.exe (PID: 6108)
Reads the machine GUID from the registry
- sedsvc.exe (PID: 2656)
- Update.exe (PID: 6108)
- Update.exe (PID: 7000)
- sedsvc.exe (PID: 2984)
Manual execution by a user
- Update.exe (PID: 7000)
- sedsvc.exe (PID: 2984)
Reads the software policy settings
- slui.exe (PID: 3176)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
Quasar
(PID) Process(6108) Update.exe
Version1.3.0.0
C2 (2)Quassar53-56065.portmap.io:56065
Sub_DirSteam32
Install_NameUpdate.exe
MutexQSR_MUTEX_rbU9CpLDEEpZX4Es5l
Startupsedsvc
Tagpc
LogDirLogs
Signature
Certificate
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
127
Monitored processes
6
Malicious processes
4
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
| |||||||||||||||
| 2656 | "C:\Users\admin\Desktop\sedsvc.exe" | C:\Users\admin\Desktop\sedsvc.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Version: 1.3.0.0 Modules
| |||||||||||||||
| 2984 | "C:\Users\admin\Desktop\sedsvc.exe" | C:\Users\admin\Desktop\sedsvc.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Version: 1.3.0.0 Modules
| |||||||||||||||
| 3176 | 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 Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 6108 | "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
Quasar(PID) Process(6108) Update.exe Version1.3.0.0 C2 (2)Quassar53-56065.portmap.io:56065 Sub_DirSteam32 Install_NameUpdate.exe MutexQSR_MUTEX_rbU9CpLDEEpZX4Es5l Startupsedsvc Tagpc LogDirLogs Signature Certificate | |||||||||||||||
| 7000 | "C:\Users\admin\AppData\Roaming\Steam32\Update.exe" | C:\Users\admin\AppData\Roaming\Steam32\Update.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Version: 1.3.0.0 Modules
| |||||||||||||||
Total events
7 098
Read events
7 068
Write events
30
Delete events
0
Modification events
| (PID) Process: | (2656) sedsvc.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\sedsvc_RASAPI32 |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (2656) sedsvc.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\sedsvc_RASAPI32 |
| Operation: | write | Name: | EnableAutoFileTracing |
Value: 0 | |||
| (PID) Process: | (2656) sedsvc.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\sedsvc_RASAPI32 |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
| (PID) Process: | (2656) sedsvc.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\sedsvc_RASAPI32 |
| Operation: | write | Name: | FileTracingMask |
Value: | |||
| (PID) Process: | (2656) sedsvc.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\sedsvc_RASAPI32 |
| Operation: | write | Name: | ConsoleTracingMask |
Value: | |||
| (PID) Process: | (2656) sedsvc.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\sedsvc_RASAPI32 |
| Operation: | write | Name: | MaxFileSize |
Value: 1048576 | |||
| (PID) Process: | (2656) sedsvc.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\sedsvc_RASAPI32 |
| Operation: | write | Name: | FileDirectory |
Value: %windir%\tracing | |||
| (PID) Process: | (2656) sedsvc.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\sedsvc_RASMANCS |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (2656) sedsvc.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\sedsvc_RASMANCS |
| Operation: | write | Name: | EnableAutoFileTracing |
Value: 0 | |||
| (PID) Process: | (2656) 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 | |
|---|---|---|---|---|
| 2656 | 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
25
TCP/UDP connections
50
DNS requests
17
Threats
8
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
3332 | RUXIMICS.exe | GET | 200 | 2.16.168.124:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
3332 | RUXIMICS.exe | GET | 200 | 2.23.246.101:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
6108 | Update.exe | GET | 200 | 208.95.112.1:80 | http://ip-api.com/json/ | unknown | — | — | whitelisted |
— | — | GET | 304 | 172.202.163.200:443 | https://slscr.update.microsoft.com/SLS/%7B522D76A4-93E1-47F8-B8CE-07C937AD1A1E%7D/x64/10.0.19045.4046/0?CH=686&L=en-US&P=&PT=0x30&WUA=10.0.19041.3996&MK=DELL&MD=DELL | unknown | — | — | — |
— | — | GET | 200 | 172.202.163.200:443 | https://slscr.update.microsoft.com/SLS/%7B522D76A4-93E1-47F8-B8CE-07C937AD1A1E%7D/x64/10.0.19045.4046/0?CH=686&L=en-US&P=&PT=0x30&WUA=10.0.19041.3996&MK=DELL&MD=DELL | unknown | — | — | — |
2656 | sedsvc.exe | GET | 200 | 208.95.112.1:80 | http://ip-api.com/json/ | unknown | — | — | whitelisted |
1660 | SIHClient.exe | GET | 200 | 2.23.181.156:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20Update%20Signing%20CA%202.1.crl | unknown | — | — | whitelisted |
1660 | SIHClient.exe | GET | 200 | 23.32.238.34:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut_2010-06-23.crl | unknown | — | — | whitelisted |
1660 | SIHClient.exe | GET | 200 | 23.32.238.34:80 | http://crl.microsoft.com/pki/crl/products/MicTimStaPCA_2010-07-01.crl | unknown | — | — | whitelisted |
1660 | 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 |
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 |
3332 | RUXIMICS.exe | 40.127.240.158:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
— | — | 40.127.240.158:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
3332 | RUXIMICS.exe | 2.16.168.124:80 | crl.microsoft.com | Akamai International B.V. | RU | whitelisted |
3332 | RUXIMICS.exe | 2.23.246.101:80 | www.microsoft.com | Ooredoo Q.S.C. | QA | whitelisted |
2656 | sedsvc.exe | 208.95.112.1:80 | ip-api.com | TUT-AS | US | whitelisted |
6108 | Update.exe | 208.95.112.1:80 | ip-api.com | TUT-AS | US | whitelisted |
6108 | Update.exe | 193.161.193.99:56065 | Quassar53-56065.portmap.io | OOO Bitree Networks | RU | malicious |
3216 | svchost.exe | 172.211.123.249:443 | client.wns.windows.com | MICROSOFT-CORP-MSN-AS-BLOCK | FR | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
ip-api.com |
| whitelisted |
Quassar53-56065.portmap.io |
| malicious |
client.wns.windows.com |
| whitelisted |
slscr.update.microsoft.com |
| whitelisted |
fe3cr.delivery.mp.microsoft.com |
| whitelisted |
activation-v2.sls.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) |
2656 | sedsvc.exe | Device Retrieving External IP Address Detected | ET INFO External IP Lookup ip-api.com |
2656 | sedsvc.exe | A Network Trojan was detected | ET MALWARE Common RAT Connectivity Check Observed |
2196 | svchost.exe | Device Retrieving External IP Address Detected | ET INFO External IP Lookup Domain in DNS Lookup (ip-api .com) |
6108 | Update.exe | Device Retrieving External IP Address Detected | ET INFO External IP Lookup ip-api.com |
6108 | Update.exe | A Network Trojan was detected | ET MALWARE Common RAT Connectivity Check Observed |
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) |