| File name: | 463015a3b9ebb0705043bbbb5e48face389d5043ea49863b6e1820eefcb47c6b.ps1 |
| Full analysis: | https://app.any.run/tasks/99d007b4-b2ec-489d-84a7-199c52740a7b |
| 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: | April 20, 2025, 05:40:28 |
| OS: | Windows 10 Professional (build: 19044, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | text/plain |
| File info: | ASCII text, with CRLF line terminators |
| MD5: | F63FA802558C4B210D52626E4F3E7391 |
| SHA1: | 4A67B1BF004C547C38051A2DDB8C493541AD41E7 |
| SHA256: | 463015A3B9EBB0705043BBBB5E48FACE389D5043EA49863B6E1820EEFCB47C6B |
| SSDEEP: | 24:VoCv8i591oiyaApfXpb9x2xq9L2hAz8gcTy:qCvB5voiyaCfXpb98I9yhGmTy |
MALICIOUS
Bypass execution policy to execute commands
- powershell.exe (PID: 2432)
Dynamically loads an assembly (POWERSHELL)
- powershell.exe (PID: 2432)
Downloads the requested resource (POWERSHELL)
- powershell.exe (PID: 2432)
ASYNCRAT has been detected (SURICATA)
- MSBuild.exe (PID: 4988)
ASYNCRAT has been detected (YARA)
- MSBuild.exe (PID: 4988)
SUSPICIOUS
Potential Corporate Privacy Violation
- powershell.exe (PID: 2432)
CSC.EXE is used to compile C# code
- csc.exe (PID: 6708)
Process requests binary or script from the Internet
- powershell.exe (PID: 2432)
Connects to the server without a host name
- powershell.exe (PID: 2432)
Executable content was dropped or overwritten
- csc.exe (PID: 6708)
Contacting a server suspected of hosting an CnC
- MSBuild.exe (PID: 4988)
Connects to unusual port
- MSBuild.exe (PID: 4988)
INFO
Disables trace logs
- powershell.exe (PID: 2432)
Checks proxy server information
- powershell.exe (PID: 2432)
Checks supported languages
- csc.exe (PID: 6708)
- cvtres.exe (PID: 6264)
- MSBuild.exe (PID: 4988)
Reads the machine GUID from the registry
- csc.exe (PID: 6708)
- MSBuild.exe (PID: 4988)
Create files in a temporary directory
- csc.exe (PID: 6708)
- cvtres.exe (PID: 6264)
Reads the computer name
- MSBuild.exe (PID: 4988)
Reads the software policy settings
- MSBuild.exe (PID: 4988)
- slui.exe (PID: 4652)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
AsyncRat
(PID) Process(4988) MSBuild.exe
C2 (1)185.39.17.70
Ports (1)8848
VersionLoaderPanel
Options
AutoRunfalse
Mutexhqjitjybornneksp
InstallFolder%AppData%
Certificates
Cert1MIICMDCCAZmgAwIBAgIVAJHz+ah5/J2brULSjvSUc0iQ1oaHMA0GCSqGSIb3DQEBDQUAMGQxFTATBgNVBAMMDExvYWRlciBQYW5lbDETMBEGA1UECwwKcXdxZGFuY2h1bjEcMBoGA1UECgwTRGNSYXQgQnkgcXdxZGFuY2h1bjELMAkGA1UEBwwCU0gxCzAJBgNVBAYTAkNOMB4XDTI0MDYyMzE5MDc1MFoXDTM1MDQwMjE5MDc1MFowEDEOMAwGA1UEAwwFRGNSYXQwgZ8wDQYJKoZIhvcNAQEBBQADgY0A...
Server_SignatureCVPJD93DL+2331qWjErlHyBf0bqnxvWR24DG8xoU2w8Fu23X270YtV59LTJ0N8Plv03LW3PY7akBWoRGmuVkQTXZTjcv1TQLGqEQKNF2nCgwXlAhcijHNy225rmayMaXZEEvzoQ67S1C0GVIrsA+nAluqxnqZDCYb05xbPj+Kbo=
Keys
AES481c4247d86c050707a1e70b4783bb0238af9974ab55e0f85bd5e3b01f893f00
SaltLoaderPanel
Total processes
137
Monitored processes
8
Malicious processes
2
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2432 | "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ep bypass C:\Users\admin\AppData\Local\Temp\463015a3b9ebb0705043bbbb5e48face389d5043ea49863b6e1820eefcb47c6b.ps1 | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | explorer.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows PowerShell Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 3020 | 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
| |||||||||||||||
| 4652 | "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
| |||||||||||||||
| 4988 | "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe" | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | powershell.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: MSBuild.exe Version: 4.8.9037.0 built by: NET481REL1 Modules
AsyncRat(PID) Process(4988) MSBuild.exe C2 (1)185.39.17.70 Ports (1)8848 VersionLoaderPanel Options AutoRunfalse Mutexhqjitjybornneksp InstallFolder%AppData% Certificates Cert1MIICMDCCAZmgAwIBAgIVAJHz+ah5/J2brULSjvSUc0iQ1oaHMA0GCSqGSIb3DQEBDQUAMGQxFTATBgNVBAMMDExvYWRlciBQYW5lbDETMBEGA1UECwwKcXdxZGFuY2h1bjEcMBoGA1UECgwTRGNSYXQgQnkgcXdxZGFuY2h1bjELMAkGA1UEBwwCU0gxCzAJBgNVBAYTAkNOMB4XDTI0MDYyMzE5MDc1MFoXDTM1MDQwMjE5MDc1MFowEDEOMAwGA1UEAwwFRGNSYXQwgZ8wDQYJKoZIhvcNAQEBBQADgY0A... Server_SignatureCVPJD93DL+2331qWjErlHyBf0bqnxvWR24DG8xoU2w8Fu23X270YtV59LTJ0N8Plv03LW3PY7akBWoRGmuVkQTXZTjcv1TQLGqEQKNF2nCgwXlAhcijHNy225rmayMaXZEEvzoQ67S1C0GVIrsA+nAluqxnqZDCYb05xbPj+Kbo= Keys AES481c4247d86c050707a1e70b4783bb0238af9974ab55e0f85bd5e3b01f893f00 SaltLoaderPanel | |||||||||||||||
| 6032 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | powershell.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
| |||||||||||||||
| 6248 | 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
| |||||||||||||||
| 6264 | C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\admin\AppData\Local\Temp\RESC797.tmp" "c:\Users\admin\AppData\Local\Temp\CSC3EDDCEA29454527A6AD93ADCF34A583.TMP" | C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe | — | csc.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft® Resource File To COFF Object Conversion Utility Exit code: 0 Version: 14.32.31326.0 Modules
| |||||||||||||||
| 6708 | "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\admin\AppData\Local\Temp\flex5bzh.cmdline" | C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe | powershell.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Visual C# Command Line Compiler Exit code: 0 Version: 4.8.9037.0 built by: NET481REL1 Modules
| |||||||||||||||
Total events
9 016
Read events
9 016
Write events
0
Delete events
0
Modification events
Executable files
1
Suspicious files
6
Text files
5
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 2432 | powershell.exe | C:\Users\admin\AppData\Local\Temp\__PSScriptPolicyTest_af3lk4fb.edc.psm1 | text | |
MD5:D17FE0A3F47BE24A6453E9EF58C94641 | SHA256:96AD1146EB96877EAB5942AE0736B82D8B5E2039A80D3D6932665C1A4C87DCF7 | |||
| 2432 | powershell.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms~RF10b3d1.TMP | binary | |
MD5:D040F64E9E7A2BB91ABCA5613424598E | SHA256:D04E0A6940609BD6F3B561B0F6027F5CA4E8C5CF0FB0D0874B380A0374A8D670 | |||
| 2432 | powershell.exe | C:\Users\admin\AppData\Local\Temp\__PSScriptPolicyTest_rv2qcgw0.gvc.ps1 | text | |
MD5:D17FE0A3F47BE24A6453E9EF58C94641 | SHA256:96AD1146EB96877EAB5942AE0736B82D8B5E2039A80D3D6932665C1A4C87DCF7 | |||
| 2432 | powershell.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\POHA6GO2GT4Y83C9Y68J.temp | binary | |
MD5:EF59C502AB17D1482971D73C919A15B6 | SHA256:3BC249C09A71328F73E4C026FE3E33018DA4D061E990F24544AC931294E8DC58 | |||
| 2432 | powershell.exe | C:\Users\admin\AppData\Local\Temp\flex5bzh.cmdline | text | |
MD5:66D8CBF1E02C6F3D98774E2687291FC0 | SHA256:BE89DE3175527E5AD0632C85BD1B526E3DF9E95CDC9FF7F252ABF86CA99EEB4A | |||
| 6708 | csc.exe | C:\Users\admin\AppData\Local\Temp\CSC3EDDCEA29454527A6AD93ADCF34A583.TMP | binary | |
MD5:970E2F1A50BE0C9E39648809545AF911 | SHA256:A6EAC3FC5AD2B9B91D5676681748173627C5B0658835B12E4E00474F619414CF | |||
| 2432 | powershell.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms | binary | |
MD5:EF59C502AB17D1482971D73C919A15B6 | SHA256:3BC249C09A71328F73E4C026FE3E33018DA4D061E990F24544AC931294E8DC58 | |||
| 2432 | powershell.exe | C:\Users\admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive | binary | |
MD5:698D5874EB9EAF6436483CE8A3319029 | SHA256:0EE762A560D6D2FC3C8739E5A1966D11A4A629EE6F889DFFEFF966F6CACA23D4 | |||
| 6708 | csc.exe | C:\Users\admin\AppData\Local\Temp\flex5bzh.dll | executable | |
MD5:A1D62A45497FC2D2831B0D2C5D2CD2FC | SHA256:984C81AF2F0D40C48866A6D492BC2FBFE02DBD7866C90A69571817A6F93EB14E | |||
| 2432 | powershell.exe | C:\Users\admin\AppData\Local\Temp\flex5bzh.0.cs | text | |
MD5:58B10EF6BA0DA88788F1AAC56CE7E2DB | SHA256:AE11144F426028E50E77D64A66AEB954E169F627F8ABFE403791032594834520 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
6
TCP/UDP connections
20
DNS requests
14
Threats
10
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
— | — | GET | 200 | 2.16.164.72:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
2432 | powershell.exe | GET | 200 | 185.39.17.70:80 | http://185.39.17.70/zgrnf/qxm.exe | unknown | — | — | unknown |
2432 | powershell.exe | GET | 200 | 185.39.17.70:80 | http://185.39.17.70/zgrnf/pixel.exe | unknown | — | — | unknown |
6544 | svchost.exe | GET | 200 | 2.23.77.188:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | unknown | — | — | whitelisted |
6800 | SIHClient.exe | GET | 200 | 184.30.21.171:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl | unknown | — | — | whitelisted |
6800 | SIHClient.exe | GET | 200 | 184.30.21.171:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.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 |
|---|---|---|---|---|---|---|
— | — | 192.168.100.255:137 | — | — | — | whitelisted |
— | — | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
— | — | 2.16.164.72:80 | crl.microsoft.com | Akamai International B.V. | NL | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
2432 | powershell.exe | 185.39.17.70:80 | — | Joint Stock Company Tagnet | RU | unknown |
3216 | svchost.exe | 172.211.123.248:443 | client.wns.windows.com | MICROSOFT-CORP-MSN-AS-BLOCK | FR | whitelisted |
6544 | svchost.exe | 20.190.160.131:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
6544 | svchost.exe | 2.23.77.188:80 | ocsp.digicert.com | AKAMAI-AS | DE | whitelisted |
2104 | svchost.exe | 20.73.194.208:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
4988 | MSBuild.exe | 185.39.17.70:8848 | — | Joint Stock Company Tagnet | RU | unknown |
DNS requests
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
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 |
activation-v2.sls.microsoft.com |
| whitelisted |
Threats
PID | Process | Class | Message |
|---|---|---|---|
2432 | powershell.exe | Potential Corporate Privacy Violation | ET INFO PE EXE or DLL Windows file download HTTP |
2432 | powershell.exe | Potentially Bad Traffic | ET INFO Executable Download from dotted-quad Host |
2432 | powershell.exe | Potentially Bad Traffic | ET HUNTING SUSPICIOUS Dotted Quad Host MZ Response |
2432 | powershell.exe | Potentially Bad Traffic | ET INFO Executable Retrieved With Minimal HTTP Headers - Potential Second Stage Download |
2432 | powershell.exe | Potentially Bad Traffic | ET HUNTING SUSPICIOUS Dotted Quad Host MZ Response |
2432 | powershell.exe | Potentially Bad Traffic | ET INFO Executable Retrieved With Minimal HTTP Headers - Potential Second Stage Download |
2432 | powershell.exe | Potentially Bad Traffic | ET INFO Executable Download from dotted-quad Host |
2432 | powershell.exe | Potentially Bad Traffic | ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile |
4988 | MSBuild.exe | Domain Observed Used for C2 Detected | REMOTE [ANY.RUN] AsyncRAT SSL certificate |
4988 | MSBuild.exe | Malware Command and Control Activity Detected | REMOTE [ANY.RUN] AsyncRAT Successful Connection |