| File name: | svchost.exe |
| Full analysis: | https://app.any.run/tasks/fb217e31-f438-4d17-a0ff-bde07338890f |
| Verdict: | Malicious activity |
| Threats: | AsyncRAT is a RAT that can monitor and remotely control infected systems. This malware was introduced on Github as a legitimate open-source remote administration software, but hackers use it for its many powerful malicious functions. |
| Analysis date: | August 29, 2024, 04:05:25 |
| OS: | Windows 10 Professional (build: 19045, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows |
| MD5: | D4DDC86AA29E96046CA3E2F9C5EDB5F8 |
| SHA1: | 3D70893CA5CB95EB92F6D5E9C6427F81F5AA4D62 |
| SHA256: | 46BC6003152D3938F9C7B508EB372B52F54780AE216C44722CBE647564288D11 |
| SSDEEP: | 49152:X7EcsT90z2NkvSCmRf7uY1+DVlYZ+hHjGmt/3DgUHnsytWU6cD8TCc+RmjYz6M2G:f2NkKCmRf7uY1+DVlYZ+hHaIDgHn/h+ |
MALICIOUS
ASYNCRAT has been detected (SURICATA)
- svchost.exe (PID: 2080)
Connects to the CnC server
- svchost.exe (PID: 2080)
QUASAR has been detected (SURICATA)
- svchost.exe (PID: 2080)
QUASAR has been detected (YARA)
- svchost.exe (PID: 2080)
SUSPICIOUS
Reads security settings of Internet Explorer
- svchost.exe (PID: 2080)
Drops the executable file immediately after the start
- svchost.exe (PID: 2080)
Contacting a server suspected of hosting an CnC
- svchost.exe (PID: 2080)
Connects to unusual port
- svchost.exe (PID: 2080)
INFO
Checks supported languages
- svchost.exe (PID: 2080)
Reads Environment values
- svchost.exe (PID: 2080)
Reads the computer name
- svchost.exe (PID: 2080)
Disables trace logs
- svchost.exe (PID: 2080)
Reads the machine GUID from the registry
- svchost.exe (PID: 2080)
Reads the software policy settings
- svchost.exe (PID: 2080)
Checks proxy server information
- svchost.exe (PID: 2080)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
Quasar
(PID) Process(2080) svchost.exe
Version1.4.1
C2 (2)107.148.237.29:8088
Sub_DirSubDir
Install_NameClient.exe
Mutex3c0b4574-fe8a-45a2-9484-2dfaf5c788b0
StartupQuasar Client Startup
Tagserver
LogDirLogs
SignatureVzizErXsmvAsUmHMNNGI2FlgtJzepsuq6IiFWpZAMB/DjI0ul8PnQUKRzDruc4i7t4E0cp5yLsMjen+0hyOMuS5qAxzP+dWad8S7Hoamkh3kxPvnlUbqKQI1SlSi6hkgZ72ckd+eF+VD209XT7CfhkeaYbWXWbYB19jetckJo5PHnIkz534xcfb5FdkDkPd9f1wVc6BxBgtuoO7muGyXmu1+qejE4vCbFl9qndGAPbXgA5N4Kk1n+2FrheIn3mFw8lDDGiyB3fo0nknPgyuEmeIsZt88w4jU/eERxD49hLbe...
CertificateMIIE9DCCAtygAwIBAgIQAMr/G24JAxwU6cKbqV0aQTANBgkqhkiG9w0BAQ0FADAbMRkwFwYDVQQDDBBRdWFzYXIgU2VydmVyIENBMCAXDTI0MDEyODA2NDU1N1oYDzk5OTkxMjMxMjM1OTU5WjAbMRkwFwYDVQQDDBBRdWFzYXIgU2VydmVyIENBMIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAgWHY6E62uxLdqPcsBxtyEXwSCrjkiPBxfQ6Wn7VKTyi6aev85uPoHeiPr9Rt2aTQDiAjBQtk...
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: | 2023:03:12 16:16:39+00:00 |
| ImageFileCharacteristics: | Executable, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 8 |
| CodeSize: | 3261952 |
| InitializedDataSize: | 3584 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x31e3fe |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 10.0.14393.5582 |
| ProductVersionNumber: | 10.0.14393.5582 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Neutral |
| CharacterSet: | Unicode |
| Comments: | - |
| CompanyName: | - |
| FileDescription: | Host Process for Windows Services |
| FileVersion: | 10.0.14393.5582 |
| InternalName: | - |
| LegalCopyright: | - |
| LegalTrademarks: | - |
| OriginalFileName: | - |
| ProductName: | - |
| ProductVersion: | 10.0.14393.5582 |
| AssemblyVersion: | 10.0.14393.5582 |
Total processes
131
Monitored processes
3
Malicious processes
1
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 888 | 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
| |||||||||||||||
| 2080 | "C:\Users\admin\AppData\Local\Temp\svchost.exe" | C:\Users\admin\AppData\Local\Temp\svchost.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Description: Host Process for Windows Services Version: 10.0.14393.5582 Modules
Quasar(PID) Process(2080) svchost.exe Version1.4.1 C2 (2)107.148.237.29:8088 Sub_DirSubDir Install_NameClient.exe Mutex3c0b4574-fe8a-45a2-9484-2dfaf5c788b0 StartupQuasar Client Startup Tagserver LogDirLogs SignatureVzizErXsmvAsUmHMNNGI2FlgtJzepsuq6IiFWpZAMB/DjI0ul8PnQUKRzDruc4i7t4E0cp5yLsMjen+0hyOMuS5qAxzP+dWad8S7Hoamkh3kxPvnlUbqKQI1SlSi6hkgZ72ckd+eF+VD209XT7CfhkeaYbWXWbYB19jetckJo5PHnIkz534xcfb5FdkDkPd9f1wVc6BxBgtuoO7muGyXmu1+qejE4vCbFl9qndGAPbXgA5N4Kk1n+2FrheIn3mFw8lDDGiyB3fo0nknPgyuEmeIsZt88w4jU/eERxD49hLbe... CertificateMIIE9DCCAtygAwIBAgIQAMr/G24JAxwU6cKbqV0aQTANBgkqhkiG9w0BAQ0FADAbMRkwFwYDVQQDDBBRdWFzYXIgU2VydmVyIENBMCAXDTI0MDEyODA2NDU1N1oYDzk5OTkxMjMxMjM1OTU5WjAbMRkwFwYDVQQDDBBRdWFzYXIgU2VydmVyIENBMIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAgWHY6E62uxLdqPcsBxtyEXwSCrjkiPBxfQ6Wn7VKTyi6aev85uPoHeiPr9Rt2aTQDiAjBQtk... | |||||||||||||||
| 2992 | "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
7 836
Read events
7 836
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
3
TCP/UDP connections
25
DNS requests
15
Threats
4
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
1828 | svchost.exe | GET | 200 | 192.229.221.95:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | unknown | — | — | whitelisted |
3448 | 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 |
3448 | 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 |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
5796 | svchost.exe | 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 |
2120 | MoUsoCoreWorker.exe | 51.124.78.146:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
6400 | RUXIMICS.exe | 51.124.78.146:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
2080 | svchost.exe | 107.148.237.29:8088 | — | PEGTECHINC-AP-01 | US | unknown |
2080 | svchost.exe | 195.201.57.90:443 | ipwho.is | Hetzner Online GmbH | DE | malicious |
2120 | MoUsoCoreWorker.exe | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
3260 | svchost.exe | 40.115.3.253:443 | client.wns.windows.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
1828 | svchost.exe | 40.126.31.69:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
1828 | svchost.exe | 192.229.221.95:80 | ocsp.digicert.com | EDGECAST | US | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
ipwho.is |
| malicious |
client.wns.windows.com |
| whitelisted |
login.live.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
slscr.update.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
fe3cr.delivery.mp.microsoft.com |
| whitelisted |
Threats
PID | Process | Class | Message |
|---|---|---|---|
— | — | Potentially Bad Traffic | ET INFO External IP Lookup Domain in DNS Lookup (ipwho .is) |
2080 | svchost.exe | Domain Observed Used for C2 Detected | ET MALWARE Generic AsyncRAT Style SSL Cert |
2080 | svchost.exe | Domain Observed Used for C2 Detected | ET MALWARE Observed Malicious SSL Cert (Quasar CnC) |
2080 | svchost.exe | Malware Command and Control Activity Detected | REMOTE [ANY.RUN] QuasarRAT Successful Connection (GCM_SHA384) |