| File name: | si.sa.com |
| Full analysis: | https://app.any.run/tasks/d7e9d5bc-7d92-4a36-94b6-cb4ff1710055 |
| 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: | March 05, 2026, 07:53:04 |
| 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: | 651467F3165EFB8DEC5CF42470A2E068 |
| SHA1: | D802A5F431D94E334456F94C38C36DEE116A3E10 |
| SHA256: | AC41CB99505744ED82D8986FB1F8A34EEF57D770C4718FF8AC01038B0F145A21 |
| SSDEEP: | 1536:rlW2Ewn74YrE6bzJHIJ8UHFOvERkcdZpsHVbBiSDBytWJmbx:rlW2Ewn74YrFHILhsHVbB+tWIx |
| .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: | 2023:10:16 21:40:53+00:00 |
| ImageFileCharacteristics: | Executable, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 8 |
| CodeSize: | 43008 |
| InitializedDataSize: | 2560 |
| UninitializedDataSize: | - |
| EntryPoint: | 0xc71e |
| 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 | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3404 | 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 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 4280 | "C:\Users\admin\AppData\Roaming\mko2.exe" | C:\Users\admin\AppData\Roaming\mko2.exe | cmd.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Version: 1.0.0.0 Modules
AsyncRat(PID) Process(4280) mko2.exe C2 (1)si.sa.com Ports (4)80 8080 443 8443 Version0.5.8 Botnetsi.sa.com Options AutoRuntrue MutexNS07ei88gEbb InstallFolder%AppData% BSoDfalse AntiVMfalse Certificates Cert1MIIE8jCCAtqgAwIBAgIQAP8v17eCZUuhVc4ak9AKITANBgkqhkiG9w0BAQ0FADAaMRgwFgYDVQQDDA9Bc3luY1JBVCBTZXJ2ZXIwIBcNMjYwMTMxMTMxNjI2WhgPOTk5OTEyMzEyMzU5NTlaMBoxGDAWBgNVBAMMD0FzeW5jUkFUIFNlcnZlcjCCAiIwDQYJKoZIhvcNAQEBBQADggIPADCCAgoCggIBALhdNOa/xKQBPfYc/YUafPCv7lyifwXTvNZJ27fsFCxLGtCQzbEjtrdth+pwEUrT501AvFvaFfD3... Server_Signaturemk7kW4lzNm/8ITPYsRe9lSSIz8dUVf/C6ZrRS2YSWesfU4uePcTRK6oMtu5XeRp3By/EOe1reZ+gtji7CZOXLUkK0kkTePN2iHgt8kIuaFYFMU+kjCPOVlmL8U5MlbweeFRzJehsWncebie/lxoPFrjZUPMdCGUOar16hMOAQUN+78cSyXLf8wSNqRrUtguJGDNYnfY+J+jp8P1UgPba1nVarJaL5s6+dmW77PzuvyJqrGcUIm38qDNNdyDVlPn9BkCPjysrKvPtxV25KLhANqXaPUwsbt2lsgacKwuD0tS5... Keys AES8b27c6311c8f706fa5b28d401b71dd7c8dcef6a0069d40657582f56f77c740b7 Saltbfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941 | |||||||||||||||
| 5100 | timeout 3 | C:\Windows\SysWOW64\timeout.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: timeout - pauses command processing Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 5752 | C:\WINDOWS\system32\cmd.exe /c ""C:\Users\admin\AppData\Local\Temp\tmp5EA8.tmp.bat"" | C:\Windows\SysWOW64\cmd.exe | — | si.sa.com.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Exit code: 1 Version: 10.0.19041.3636 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 8304 | "C:\Users\admin\Downloads\si.sa.com.exe" | C:\Users\admin\Downloads\si.sa.com.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Version: 1.0.0.0 Modules
| |||||||||||||||
| 8388 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Console Window Host Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| (PID) Process: | (8304) si.sa.com.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run |
| Operation: | write | Name: | mko2 |
Value: "C:\Users\admin\AppData\Roaming\mko2.exe" | |||
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 8304 | si.sa.com.exe | C:\Users\admin\AppData\Roaming\mko2.exe | executable | |
MD5:651467F3165EFB8DEC5CF42470A2E068 | SHA256:AC41CB99505744ED82D8986FB1F8A34EEF57D770C4718FF8AC01038B0F145A21 | |||
| 8304 | si.sa.com.exe | C:\Users\admin\AppData\Local\Temp\tmp5EA8.tmp.bat | text | |
MD5:2385064A47C5C7A220BEA331061075DA | SHA256:C7EBD41FD39DDE2FA3047F0D50472170AC5A72B9CBFC8B7481E1EC2F47192A0D | |||
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
6768 | MoUsoCoreWorker.exe | GET | 304 | 51.104.136.2:443 | https://settings-win.data.microsoft.com/settings/v3.0/OneSettings/Client?OSVersionFull=10.0.19045.4046.amd64fre.vb_release.191206-1406&LocalDeviceID=s%3ABAD99146-31D3-4EC6-A1A4-BE76F32BA5D4&FlightRing=Retail&AttrDataVer=186&OSUILocale=en-US&OSSkuId=48&App=WOSC&AppVer=&IsFlightingEnabled=0&TelemetryLevel=1&DeviceFamily=Windows.Desktop | unknown | — | — | whitelisted |
2328 | svchost.exe | GET | 304 | 51.104.136.2:443 | https://settings-win.data.microsoft.com/settings/v3.0/WSD/UpdateHealthTools?os=Windows&osVer=10.0.19041.1.amd64fre.vb_release.191206-&sku=48&deviceClass=Windows.Desktop&locale=en-US&deviceId=s:BAD99146-31D3-4EC6-A1A4-BE76F32BA5D4&sampleId=s:95271487&appVer=10.0.19041.3626&FlightRing=Retail&TelemetryLevel=1&HidOverGattReg=C%3A%5CWINDOWS%5CSystem32%5CDriverStore%5CFileRepository%5Chidbthle.inf_amd64_9610b4821fdf82a5%5CMicrosoft.Bluetooth.Profiles.HidOverGatt.dll&AppVer=&ProcessorIdentifier=AMD64%20Family%2023%20Model%201%20Stepping%202&OEMModel=DELL&UpdateOfferedDays=4294967295&ProcessorManufacturer=AuthenticAMD&InstallDate=1661339444&OEMModelBaseBoard=&BranchReadinessLevel=CB&OEMSubModel=J5CR&IsCloudDomainJoined=0&DeferFeatureUpdatePeriodInDays=30&IsDeviceRetailDemo=0&FlightingBranchName=&OSUILocale=en-US&DeviceFamily=Windows.Desktop&WuClientVer=10.0.19041.3996&UninstallActive=1&IsFlightingEnabled=0&OSSkuId=48&ProcessorClockSpeed=3094&TotalPhysicalRAM=6144&SecureBootCapable=0&App=SedimentPack&ProcessorCores=6&CurrentBranch=vb_release&InstallLanguage=en-US&DeferQualityUpdatePeriodInDays=0&OEMName_Uncleaned=DELL&TPMVersion=0&PrimaryDiskTotalCapacity=262144&InstallationType=Client&AttrDataVer=186&ProcessorModel=AMD%20Ryzen%205%203500%206-Core%20Processor&IsEdgeWithChromiumInstalled=1&OSVersion=10.0.19045.4046&IsMDMEnrolled=0&ActivationChannel=Retail&FirmwareVersion=A.40&TrendInstalledKey=1&OSArchitecture=AMD64&DefaultUserRegion=244&UpdateManagementGroup=2 | unknown | — | — | whitelisted |
— | — | GET | 200 | 184.30.131.245:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTrjrydRyt%2BApF3GSPypfHBxR5XtQQUs9tIpPmhxdiuNkHMEWNpYim8S8YCEAjTxtAB8my1oj8MfWpz%2F7Y%3D | unknown | — | — | whitelisted |
— | — | GET | 200 | 204.79.197.203:80 | http://oneocsp.microsoft.com/ocsp/MFQwUjBQME4wTDAJBgUrDgMCGgUABBQ3L3%2F%2Fa6ADK8NraY2GXzVaYrHG4AQUb6t%2B2v%2BXQ3LsO2d33oJhNYhHQoUCEzMAAAAGb6JMMcOVb6sAAAAAAAY%3D | unknown | — | — | whitelisted |
356 | svchost.exe | POST | 400 | 20.190.159.64:443 | https://login.live.com/ppsecure/deviceaddcredential.srf | unknown | text | 203 b | whitelisted |
8228 | SIHClient.exe | GET | 304 | 20.165.94.63:443 | 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 | — | — | whitelisted |
8228 | SIHClient.exe | GET | 200 | 74.178.240.51:443 | https://fe3cr.delivery.mp.microsoft.com/clientwebservice/ping | unknown | — | — | whitelisted |
2328 | svchost.exe | GET | 200 | 2.16.164.120:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
2328 | svchost.exe | GET | 200 | 23.52.181.212:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
8228 | SIHClient.exe | GET | 200 | 20.165.94.63:443 | https://slscr.update.microsoft.com/sls/ping | unknown | — | — | whitelisted |
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
4 | System | 192.168.100.255:137 | — | Not routed | — | whitelisted |
2328 | svchost.exe | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
4948 | RUXIMICS.exe | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
6768 | MoUsoCoreWorker.exe | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
5568 | SearchApp.exe | 92.123.104.46:443 | th.bing.com | AKAMAI-ASN1 | NL | whitelisted |
— | — | 92.123.104.46:443 | th.bing.com | AKAMAI-ASN1 | NL | whitelisted |
— | — | 92.123.104.10:443 | www.bing.com | AKAMAI-ASN1 | NL | whitelisted |
— | — | 184.30.131.245:80 | ocsp.digicert.com | AKAMAI-AS | US | whitelisted |
— | — | 204.79.197.203:80 | oneocsp.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
3412 | svchost.exe | 172.211.123.248:443 | client.wns.windows.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
www.bing.com |
| whitelisted |
th.bing.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
oneocsp.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
self.events.data.microsoft.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |
login.live.com |
| whitelisted |
si.sa.com |
| unknown |
PID | Process | Class | Message |
|---|---|---|---|
2328 | svchost.exe | Unknown Traffic | ET USER_AGENTS Microsoft Dr Watson User-Agent (MSDW) |
4280 | mko2.exe | A Network Trojan was detected | MALWARE [ANY.RUN] Win32/Common RAT related JA3 hash observed |
4280 | mko2.exe | A Network Trojan was detected | MALWARE [ANY.RUN] Win32/Common RAT related JA3 hash observed |
4280 | mko2.exe | A Network Trojan was detected | MALWARE [ANY.RUN] Win32/Common RAT related JA3 hash observed |
4280 | mko2.exe | A Network Trojan was detected | MALWARE [ANY.RUN] Win32/Common RAT related JA3 hash observed |
4280 | mko2.exe | A Network Trojan was detected | MALWARE [ANY.RUN] Win32/Common RAT related JA3 hash observed |
4280 | mko2.exe | A Network Trojan was detected | MALWARE [ANY.RUN] Win32/Common RAT related JA3 hash observed |
4280 | mko2.exe | A Network Trojan was detected | MALWARE [ANY.RUN] Win32/Common RAT related JA3 hash observed |
4280 | mko2.exe | A Network Trojan was detected | MALWARE [ANY.RUN] Win32/Common RAT related JA3 hash observed |
4280 | mko2.exe | A Network Trojan was detected | MALWARE [ANY.RUN] Win32/Common RAT related JA3 hash observed |