| File name: | fc8a361b3c326683f7efaf05af67de399bab2758ee28156c1514a4765346cef7 |
| Full analysis: | https://app.any.run/tasks/6a8ee94e-c492-4c25-90ee-bd5b5b855f54 |
| 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: | June 21, 2025, 19:04:25 |
| OS: | Windows 10 Professional (build: 19044, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/vnd.microsoft.portable-executable |
| File info: | PE32 executable (GUI) Intel 80386, for MS Windows, 8 sections |
| MD5: | C1AABA2E055D0695F59D72E2448EDDAF |
| SHA1: | 658DF5EE65B1183DE8EF3EC9012F3CB0E8EF6A11 |
| SHA256: | FC8A361B3C326683F7EFAF05AF67DE399BAB2758EE28156C1514A4765346CEF7 |
| SSDEEP: | 6144:IFaUVDu6CZHFBLKojWL94/UI5xk8rVW/OGbMO:B9HF9KSWL05xnrVQOGbMO |
| .exe | | | Win64 Executable (generic) (64.6) |
|---|---|---|
| .dll | | | Win32 Dynamic Link Library (generic) (15.4) |
| .exe | | | Win32 Executable (generic) (10.5) |
| .exe | | | Generic Win/DOS Executable (4.6) |
| .exe | | | DOS Executable Generic (4.6) |
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2016:11:13 10:38:18+00:00 |
| ImageFileCharacteristics: | Executable, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 14.7 |
| CodeSize: | 78336 |
| InitializedDataSize: | 37888 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x6ee6 |
| OSVersion: | 6 |
| ImageVersion: | - |
| SubsystemVersion: | 6 |
| Subsystem: | Windows GUI |
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2200 | 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
| |||||||||||||||
| 6236 | 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
| |||||||||||||||
| 6612 | "C:\Users\admin\Desktop\fc8a361b3c326683f7efaf05af67de399bab2758ee28156c1514a4765346cef7.exe" | C:\Users\admin\Desktop\fc8a361b3c326683f7efaf05af67de399bab2758ee28156c1514a4765346cef7.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Modules
AsyncRat(PID) Process(6612) fc8a361b3c326683f7efaf05af67de399bab2758ee28156c1514a4765346cef7.exe C2 (1)dgost2.duckdns.org Ports (1)55330 Version1.0.7 Options AutoRunfalse MutexDcRatMutex_qwqdanchun InstallFolder%AppData% Certificates Cert1MIICMDCCAZmgAwIBAgIVAIhNlmebb6nSe6ECHjMpYKJ1i7gvMA0GCSqGSIb3DQEBDQUAMGQxFTATBgNVBAMMDERjUmF0IFNlcnZlcjETMBEGA1UECwwKcXdxZGFuY2h1bjEcMBoGA1UECgwTRGNSYXQgQnkgcXdxZGFuY2h1bjELMAkGA1UEBwwCU0gxCzAJBgNVBAYTAkNOMB4XDTIxMDEyODA1MzU1N1oXDTMxMTEwNzA1MzU1N1owEDEOMAwGA1UEAwwFRGNSYXQwgZ8wDQYJKoZIhvcNAQEBBQADgY0A... Server_SignatureYZL2MDKElARaISpxpc5HifALG5spjzzs6Xgp2BwdGb3EWpV9KghdTPe39Byk4DvVXNy66223NwqZdVqB7rHHia49KFZZDi6TSnWYhNuKmNlJmCqyeya3ibuGK9KtEOBAYr/ttiOQuOv3TUHxCtivbp9l0LkW3YoD8BR+67uA9zA= Keys AES99300cd512c780d24c7aec7b7c417c57355e85b04b826f3f84da388f11af16aa SaltDcRatByqwqdanchun | |||||||||||||||
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
888 | RUXIMICS.exe | GET | 200 | 184.24.77.38:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
1268 | svchost.exe | GET | 200 | 184.24.77.38:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
5944 | MoUsoCoreWorker.exe | GET | 200 | 184.24.77.38:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
888 | RUXIMICS.exe | GET | 200 | 2.23.181.156:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
5944 | MoUsoCoreWorker.exe | GET | 200 | 2.23.181.156:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
1268 | svchost.exe | GET | 200 | 2.23.181.156:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
— | — | POST | 200 | 20.190.160.66:443 | https://login.live.com/RST2.srf | unknown | xml | 1.24 Kb | whitelisted |
— | — | POST | 200 | 20.190.160.131:443 | https://login.live.com/ppsecure/deviceaddcredential.srf | unknown | text | 16.7 Kb | whitelisted |
— | — | POST | 200 | 20.190.159.129:443 | https://login.live.com/RST2.srf | unknown | xml | 11.1 Kb | whitelisted |
— | — | POST | 200 | 20.190.159.130:443 | https://login.live.com/RST2.srf | unknown | xml | 11.0 Kb | whitelisted |
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
1268 | svchost.exe | 40.127.240.158:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
5944 | MoUsoCoreWorker.exe | 40.127.240.158:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
888 | RUXIMICS.exe | 40.127.240.158:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
888 | RUXIMICS.exe | 184.24.77.38:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
5944 | MoUsoCoreWorker.exe | 184.24.77.38:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
1268 | svchost.exe | 184.24.77.38:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
888 | RUXIMICS.exe | 2.23.181.156:80 | www.microsoft.com | AKAMAI-AS | DE | whitelisted |
5944 | MoUsoCoreWorker.exe | 2.23.181.156:80 | www.microsoft.com | AKAMAI-AS | DE | whitelisted |
Domain | IP | Reputation |
|---|---|---|
google.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
settings-win.data.microsoft.com |
| whitelisted |
login.live.com |
| whitelisted |
dgost2.duckdns.org |
| unknown |
client.wns.windows.com |
| whitelisted |
nexusrules.officeapps.live.com |
| whitelisted |
slscr.update.microsoft.com |
| whitelisted |
fe3cr.delivery.mp.microsoft.com |
| whitelisted |
PID | Process | Class | Message |
|---|---|---|---|
2200 | svchost.exe | Potentially Bad Traffic | ET DYN_DNS DYNAMIC_DNS Query to a *.duckdns .org Domain |
2200 | svchost.exe | Misc activity | ET DYN_DNS DYNAMIC_DNS Query to *.duckdns. Domain |
2200 | svchost.exe | Potentially Bad Traffic | ET DYN_DNS DYNAMIC_DNS Query to a *.duckdns .org Domain |
2200 | svchost.exe | Misc activity | ET DYN_DNS DYNAMIC_DNS Query to *.duckdns. Domain |
2200 | svchost.exe | Potentially Bad Traffic | ET DYN_DNS DYNAMIC_DNS Query to a *.duckdns .org Domain |
2200 | svchost.exe | Misc activity | ET DYN_DNS DYNAMIC_DNS Query to *.duckdns. Domain |