| File name: | WInDirStat.exe |
| Full analysis: | https://app.any.run/tasks/a9fdd121-01ae-4070-9f52-32d4b7857452 |
| 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 11, 2024, 19:16:23 |
| OS: | Windows 10 Professional (build: 19045, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386, for MS Windows |
| MD5: | 371FBB63E43757FB8FC6BA780AAD4076 |
| SHA1: | 8E7921B417F8432B13EAEDEECEEA4EBEEC4C4FB7 |
| SHA256: | 4299B4A823CDE2064C11B8EF1F32CCB4FECE6A9C84DB478637F551FA79F4EC5C |
| SSDEEP: | 49152:RVRIkcYYb2wDoH05BZBX8ox3dUp5lAPaucEReO4IXQ4GcrOPeL39VafLxPTdck4G:uwzFiHImYat |
MALICIOUS
Changes the login/logoff helper path in the registry
- Svhost.exe (PID: 6664)
Uses Task Scheduler to run other applications
- cmd.exe (PID: 4732)
- cmd.exe (PID: 4132)
- cmd.exe (PID: 6372)
- cmd.exe (PID: 5712)
- cmd.exe (PID: 6476)
- cmd.exe (PID: 4704)
- cmd.exe (PID: 6600)
ASYNCRAT has been detected (SURICATA)
- admins (PID: 1556)
Changes the AppInit_DLLs value (autorun option)
- Svhost.exe (PID: 6664)
SUSPICIOUS
The process creates files with name similar to system file names
- WInDirStat.exe (PID: 488)
Reads the date of Windows installation
- Svhost.exe (PID: 252)
- Svhost.exe (PID: 6664)
Reads security settings of Internet Explorer
- WInDirStat.exe (PID: 488)
- Svhost.exe (PID: 252)
- Svhost.exe (PID: 6664)
Executable content was dropped or overwritten
- WInDirStat.exe (PID: 488)
- Svhost.exe (PID: 6664)
Application launched itself
- Svhost.exe (PID: 252)
Starts CMD.EXE for commands execution
- Svhost.exe (PID: 6664)
- admins (PID: 1556)
Connects to unusual port
- admins (PID: 1556)
Contacting a server suspected of hosting an CnC
- admins (PID: 1556)
The process executes via Task Scheduler
- admins (PID: 1556)
INFO
Checks supported languages
- Svhost.exe (PID: 252)
- WInDirStat.exe (PID: 488)
- Svhost.exe (PID: 6664)
- admins (PID: 1556)
Reads the machine GUID from the registry
- Svhost.exe (PID: 6664)
- Svhost.exe (PID: 252)
- admins (PID: 1556)
The process uses the downloaded file
- WInDirStat.exe (PID: 488)
- Svhost.exe (PID: 252)
Reads the computer name
- Svhost.exe (PID: 252)
- Svhost.exe (PID: 6664)
- WInDirStat.exe (PID: 488)
- admins (PID: 1556)
Creates files or folders in the user directory
- Svhost.exe (PID: 6664)
- WInDirStat.exe (PID: 488)
Process checks computer location settings
- Svhost.exe (PID: 252)
- WInDirStat.exe (PID: 488)
Reads Environment values
- admins (PID: 1556)
Reads the software policy settings
- admins (PID: 1556)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win64 Executable (generic) (76.3) |
|---|---|---|
| .exe | | | Win32 Executable (generic) (12.4) |
| .exe | | | Generic Win/DOS Executable (5.5) |
| .exe | | | DOS Executable Generic (5.5) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2024:09:11 19:13:29+00:00 |
| ImageFileCharacteristics: | No relocs, Executable, No line numbers, No symbols, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 1.73 |
| CodeSize: | 1262592 |
| InitializedDataSize: | 5632 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x1000 |
| OSVersion: | 1 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
Total processes
149
Monitored processes
28
Malicious processes
4
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 188 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Console Window Host Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 252 | "C:\Users\admin\AppData\Local\Svhost.exe" | C:\Users\admin\AppData\Local\Svhost.exe | — | WInDirStat.exe | |||||||||||
User: admin Integrity Level: MEDIUM Description: Client Exit code: 0 Version: 1.0.0.0 Modules
| |||||||||||||||
| 488 | "C:\Users\admin\AppData\Local\Temp\WInDirStat.exe" | C:\Users\admin\AppData\Local\Temp\WInDirStat.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Modules
| |||||||||||||||
| 740 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Console Window Host Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 1060 | "CMD" netsh advfirewall firewall add rule name=";^~x]slI]~uW]w" dir=in action=allow program="C:\Users\admin\AppData\Local\admins" enable=yes & exit | C:\Windows\System32\cmd.exe | — | Svhost.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows Command Processor Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 1436 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Console Window Host Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 1556 | "C:\Users\admin\AppData\Local\admins" | C:\Users\admin\AppData\Local\admins | svchost.exe | ||||||||||||
User: admin Integrity Level: HIGH Description: Client Version: 1.0.0.0 Modules
| |||||||||||||||
| 2144 | schtasks /create /f /sc minute /mo 1 /tn "" /tr "C:\Users\admin\AppData\Local\admins" /RL HIGHEST | C:\Windows\System32\schtasks.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Task Scheduler Configuration Tool Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 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
| |||||||||||||||
| 2268 | schtasks /create /f /sc minute /mo 1 /tn "" /tr "C:\Users\admin\AppData\Local\admins" /RL HIGHEST | C:\Windows\System32\schtasks.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Task Scheduler Configuration Tool Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
Total events
7 427
Read events
7 419
Write events
8
Delete events
0
Modification events
| (PID) Process: | (488) WInDirStat.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer |
| Operation: | write | Name: | SlowContextMenuEntries |
Value: 6024B221EA3A6910A2DC08002B30309D0A010000BD0E0C47735D584D9CEDE91E22E23282770100000114020000000000C0000000000000468D0000006078A409B011A54DAFA526D86198A780390100005D54A9A2C2A0B4429708A0B2BADD77C8E8030000 | |||
| (PID) Process: | (488) WInDirStat.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\OneDrive\Accounts |
| Operation: | write | Name: | LastUpdate |
Value: 8EECE16600000000 | |||
| (PID) Process: | (252) Svhost.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer |
| Operation: | write | Name: | SlowContextMenuEntries |
Value: 6024B221EA3A6910A2DC08002B30309D0A010000BD0E0C47735D584D9CEDE91E22E23282770100000114020000000000C0000000000000468D0000006078A409B011A54DAFA526D86198A780390100005D54A9A2C2A0B4429708A0B2BADD77C8E8030000 | |||
| (PID) Process: | (6664) Svhost.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon |
| Operation: | write | Name: | Userinit |
Value: C:\Windows\System32\userinit.exe,C:\Users\admin\AppData\Local\admins | |||
| (PID) Process: | (6664) Svhost.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows |
| Operation: | write | Name: | AppInit_DLLs |
Value: C:\WINDOWS\xdwd.dll | |||
| (PID) Process: | (6664) Svhost.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows |
| Operation: | write | Name: | LoadAppInit_DLLs |
Value: 1 | |||
| (PID) Process: | (6664) Svhost.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows |
| Operation: | write | Name: | RequireSignedAppInit_DLLs |
Value: 0 | |||
Executable files
2
Suspicious files
0
Text files
0
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 6664 | Svhost.exe | C:\Users\admin\AppData\Local\admins | — | |
MD5:— | SHA256:— | |||
| 6664 | Svhost.exe | C:\Windows\xdwd.dll | executable | |
MD5:16E5A492C9C6AE34C59683BE9C51FA31 | SHA256:35C8D022E1D917F1AABDCEAE98097CCC072161B302F84C768CA63E4B32AC2B66 | |||
| 488 | WInDirStat.exe | C:\Users\admin\AppData\Local\Svhost.exe | executable | |
MD5:3EE8C8A418BDA466F721B43B06666C30 | SHA256:5AEFCB8A873ACCA0ED506F78FF569E1A5CF895DF5F86C00671C1A403D528AD14 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
4
TCP/UDP connections
28
DNS requests
11
Threats
8
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
— | — | GET | 200 | 23.35.229.160:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
1944 | svchost.exe | GET | 200 | 192.229.221.95:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | unknown | — | — | whitelisted |
6980 | SIHClient.exe | GET | 200 | 23.35.229.160:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl | unknown | — | — | whitelisted |
6980 | SIHClient.exe | GET | 200 | 23.35.229.160:80 | 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 |
|---|---|---|---|---|---|---|
568 | svchost.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 |
— | — | 40.127.240.158:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
— | — | 23.35.229.160:80 | www.microsoft.com | AKAMAI-AS | DE | whitelisted |
3888 | svchost.exe | 239.255.255.250:1900 | — | — | — | whitelisted |
3260 | svchost.exe | 40.113.110.67:443 | client.wns.windows.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
1944 | svchost.exe | 40.126.32.72:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
1944 | svchost.exe | 192.229.221.95:80 | ocsp.digicert.com | EDGECAST | US | whitelisted |
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
6980 | SIHClient.exe | 20.114.59.183:443 | slscr.update.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |
login.live.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
slscr.update.microsoft.com |
| whitelisted |
fe3cr.delivery.mp.microsoft.com |
| whitelisted |
anyone-population.gl.at.ply.gg |
| unknown |
Threats
PID | Process | Class | Message |
|---|---|---|---|
2256 | svchost.exe | Misc activity | ET INFO Tunneling Service in DNS Lookup (* .ply .gg) |
2256 | svchost.exe | Potentially Bad Traffic | ET INFO playit .gg Tunneling Domain in DNS Lookup |
1556 | admins | Domain Observed Used for C2 Detected | ET MALWARE Generic AsyncRAT Style SSL Cert |
1556 | admins | Domain Observed Used for C2 Detected | ET MALWARE Generic AsyncRAT Style SSL Cert |
4 ETPRO signatures available at the full report