| File name: | 400000.RegSvcs.exe |
| Full analysis: | https://app.any.run/tasks/367dbebd-0217-4531-84fe-fa9932fe5469 |
| 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: | September 04, 2024, 02:10:57 |
| 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: | 325B72130866A57FC5ECA431DE123925 |
| SHA1: | 422910D3CEE23885EF3932C927EFF3EAC176D650 |
| SHA256: | 424B65D426C02EE6C9F26622E2E59937217B8365E0346936372139FFAC0B770E |
| SSDEEP: | 1536:zcqkkimyj9R8ao3I9bELhpjl77mg/pe5bfAPhXfU3llBhCrjoIx:zrkkimyj9R8ao3uI05bfWX0llbC1x |
| .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) |
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2023:06:02 22:17:26+00:00 |
| ImageFileCharacteristics: | Executable, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 8 |
| CodeSize: | 61440 |
| InitializedDataSize: | 2560 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x10ebe |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 1.0.0.0 |
| ProductVersionNumber: | 1.0.0.0 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Neutral |
| CharacterSet: | Unicode |
| Comments: | - |
| CompanyName: | - |
| FileDescription: | - |
| FileVersion: | 1.0.0.0 |
| InternalName: | Stub.exe |
| LegalCopyright: | - |
| LegalTrademarks: | - |
| OriginalFileName: | Stub.exe |
| ProductName: | - |
| ProductVersion: | 1.0.0.0 |
| AssemblyVersion: | 1.0.0.0 |
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2256 | 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
| |||||||||||||||
| 5704 | "C:\Users\admin\AppData\Local\Temp\400000.RegSvcs.exe" | C:\Users\admin\AppData\Local\Temp\400000.RegSvcs.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Version: 1.0.0.0 Modules
AsyncRat(PID) Process(5704) 400000.RegSvcs.exe C2 (2)newstartagain.servequake.com newstartagain50.duckdns.org Ports (3)6606 7707 8808 VersionAWS | RxR Options AutoRunfalse MutexAsyncMutex_6SI8OkPnk InstallFolder%AppData% Certificates Cert1MIIE8jCCAtqgAwIBAgIQAPeWQ4YJ3MvReCGwLzn7rTANBgkqhkiG9w0BAQ0FADAaMRgwFgYDVQQDDA9Bc3luY1JBVCBTZXJ2ZXIwIBcNMjIwNDI1MDA0MTA5WhgPOTk5OTEyMzEyMzU5NTlaMBoxGDAWBgNVBAMMD0FzeW5jUkFUIFNlcnZlcjCCAiIwDQYJKoZIhvcNAQEBBQADggIPADCCAgoCggIBAKT9nYYTjYTZhY+g1tekZ8/F29gsEIDgf/8odvCbCmYKGGZZi2yND9NjtBXEMANM9PAXCyMapGva... Server_SignatureBqUa4TeyG8Rzo6A3MdhPm/t+h1Z9e6NIbbeuxflTtG1ozSQZJVNOxF84RtsWN5Ba0K3XE8U5wKZEc8ND2E5235pjDyW2vW1V1hlCGpkkDU+zQsWNRGDCD8D7PhBg0ZelJBby1dJFIn6jwY4Y1yHVXPdpF29uYLdSfhxCcetpm3IhltSnxeKs+W2rhrZKofoYocH50NW2KCTvQA7F2CqF+tZdnlAa9DJZdozJcnUPekAyM1KRHNp/r1SlbZo8fBmd6D6JxA9FM2A6s5nErJzL3oGVN3VwrrfY3J7dtm/m4tu+... Keys AESbe28cd2e3be3947da3bd4c8a529f0dff6910d4a73ff4ccd922bc5c0c5fb6e37e Saltbfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941 | |||||||||||||||
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
2032 | svchost.exe | GET | 200 | 192.229.221.95:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | unknown | — | — | whitelisted |
4392 | 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 |
4392 | 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 |
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
6192 | svchost.exe | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
2660 | RUXIMICS.exe | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
— | — | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
3888 | svchost.exe | 239.255.255.250:1900 | — | — | — | whitelisted |
4324 | svchost.exe | 4.231.128.59:443 | 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 |
5704 | 400000.RegSvcs.exe | 163.5.160.233:8808 | newstartagain50.duckdns.org | — | FR | malicious |
2032 | svchost.exe | 20.190.159.68:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
2032 | svchost.exe | 192.229.221.95:80 | ocsp.digicert.com | EDGECAST | US | whitelisted |
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |
newstartagain50.duckdns.org |
| malicious |
login.live.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
slscr.update.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
fe3cr.delivery.mp.microsoft.com |
| whitelisted |
PID | Process | Class | Message |
|---|---|---|---|
2256 | svchost.exe | Potentially Bad Traffic | ET INFO DYNAMIC_DNS Query to a *.duckdns .org Domain |
2256 | svchost.exe | Misc activity | ET INFO DYNAMIC_DNS Query to *.duckdns. Domain |
5704 | 400000.RegSvcs.exe | Domain Observed Used for C2 Detected | REMOTE [ANY.RUN] AsyncRAT SSL certificate |
5704 | 400000.RegSvcs.exe | Domain Observed Used for C2 Detected | ET MALWARE Generic AsyncRAT Style SSL Cert |
5704 | 400000.RegSvcs.exe | Domain Observed Used for C2 Detected | ET MALWARE Observed Malicious SSL Cert (AsyncRAT Server) |
5704 | 400000.RegSvcs.exe | Malware Command and Control Activity Detected | REMOTE [ANY.RUN] AsyncRAT Successful Connection |