| File name: | taskhostw.exe |
| Full analysis: | https://app.any.run/tasks/d6c32f84-4126-4005-a60e-98e6e4f1d3a4 |
| Verdict: | Malicious activity |
| Analysis date: | September 07, 2024, 16:13:49 |
| 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: | 455E3730AD1894907CE9C30808D868F6 |
| SHA1: | DFA2D691764E1726058B70DD3D2F3921ADC0B2B5 |
| SHA256: | 55377A545A3B8384327C0256C1A02B329495DC02D4101A44F848471026BDD1FC |
| SSDEEP: | 768:Fqf9+AQa+Wz6RJpRfJGdAxF5Pm9j/o6OO7hc3jXx2:FO+tR1JNFM9zo6OO7m92 |
MALICIOUS
No malicious indicators.SUSPICIOUS
Starts a Microsoft application from unusual location
- taskhostw.exe (PID: 2876)
Process drops legitimate windows executable
- taskhostw.exe (PID: 2876)
Executes application which crashes
- taskhostw.exe (PID: 2876)
Checks for external IP
- svchost.exe (PID: 2256)
- taskhostw.exe (PID: 2876)
INFO
Reads the computer name
- taskhostw.exe (PID: 2876)
Checks supported languages
- taskhostw.exe (PID: 2876)
Disables trace logs
- taskhostw.exe (PID: 2876)
Checks proxy server information
- taskhostw.exe (PID: 2876)
- WerFault.exe (PID: 6752)
Sends debugging messages
- taskhostw.exe (PID: 2876)
Reads the machine GUID from the registry
- taskhostw.exe (PID: 2876)
Reads Environment values
- taskhostw.exe (PID: 2876)
Reads the software policy settings
- WerFault.exe (PID: 6752)
Creates files or folders in the user directory
- WerFault.exe (PID: 6752)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .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) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2024:09:02 20:04:29+00:00 |
| ImageFileCharacteristics: | Executable, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 11 |
| CodeSize: | 37888 |
| InitializedDataSize: | 2560 |
| UninitializedDataSize: | - |
| EntryPoint: | 0xb21e |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 6.2.19041.4474 |
| ProductVersionNumber: | 6.2.19041.4474 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Neutral |
| CharacterSet: | Unicode |
| CompanyName: | Microsoft Corporation |
| FileDescription: | Windows Görevleri İçin Ana Bilgisayar İşlemi |
| FileVersion: | 6.2.19041.4474 |
| InternalName: | taskhostw.exe |
| LegalCopyright: | © Microsoft Corporation. Tüm hakları saklıdır. |
| OriginalFileName: | taskhostw.exe |
| ProductName: | Microsoft® Windows® İşletim Sistemi |
| ProductVersion: | 6.2.19041.4474 |
| AssemblyVersion: | 6.2.19041.4474 |
Total processes
134
Monitored processes
3
Malicious processes
0
Suspicious processes
1
Behavior graph
Click at the process to see the details
Process information
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
| |||||||||||||||
| 2876 | "C:\Users\admin\AppData\Local\Temp\taskhostw.exe" | C:\Users\admin\AppData\Local\Temp\taskhostw.exe | explorer.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Görevleri İçin Ana Bilgisayar İşlemi Exit code: 2148734499 Version: 6.2.19041.4474 Modules
| |||||||||||||||
| 6752 | C:\WINDOWS\system32\WerFault.exe -u -p 2876 -s 1824 | C:\Windows\System32\WerFault.exe | taskhostw.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Problem Reporting Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
Total events
4 403
Read events
4 389
Write events
14
Delete events
0
Modification events
| (PID) Process: | (2876) taskhostw.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\taskhostw_RASAPI32 |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (2876) taskhostw.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\taskhostw_RASAPI32 |
| Operation: | write | Name: | EnableAutoFileTracing |
Value: 0 | |||
| (PID) Process: | (2876) taskhostw.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\taskhostw_RASAPI32 |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
| (PID) Process: | (2876) taskhostw.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\taskhostw_RASAPI32 |
| Operation: | write | Name: | FileTracingMask |
Value: | |||
| (PID) Process: | (2876) taskhostw.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\taskhostw_RASAPI32 |
| Operation: | write | Name: | ConsoleTracingMask |
Value: | |||
| (PID) Process: | (2876) taskhostw.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\taskhostw_RASAPI32 |
| Operation: | write | Name: | MaxFileSize |
Value: 1048576 | |||
| (PID) Process: | (2876) taskhostw.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\taskhostw_RASAPI32 |
| Operation: | write | Name: | FileDirectory |
Value: %windir%\tracing | |||
| (PID) Process: | (2876) taskhostw.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\taskhostw_RASMANCS |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (2876) taskhostw.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\taskhostw_RASMANCS |
| Operation: | write | Name: | EnableAutoFileTracing |
Value: 0 | |||
| (PID) Process: | (2876) taskhostw.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\taskhostw_RASMANCS |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
Executable files
0
Suspicious files
4
Text files
2
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 6752 | WerFault.exe | C:\ProgramData\Microsoft\Windows\WER\ReportArchive\AppCrash_taskhostw.exe_39cc3dab83e6eaaa24e851898fd5fd591c8a234e_2f3f1762_df44493b-cb40-40bd-983b-b3f813aba9d4\Report.wer | — | |
MD5:— | SHA256:— | |||
| 6752 | WerFault.exe | C:\Users\admin\AppData\Local\CrashDumps\taskhostw.exe.2876.dmp | — | |
MD5:— | SHA256:— | |||
| 6752 | WerFault.exe | C:\ProgramData\Microsoft\Windows\WER\Temp\WERAACF.tmp.dmp | binary | |
MD5:22F56CBE905AE6A98CEC9A9C30940D91 | SHA256:A6B7D03DB89F009F384CA2C461388D4438B8343226AF5C58B94900B205EA860F | |||
| 6752 | WerFault.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\21253908F3CB05D51B1C2DA8B681A785 | der | |
MD5:1B7FD5177461034E4086724C5845E927 | SHA256:065AF18C229898A1C2A8D989911ADCD9B1E2AB14B1953EBF8EAF34AE37EA1627 | |||
| 6752 | WerFault.exe | C:\ProgramData\Microsoft\Windows\WER\Temp\WERAC37.tmp.WERInternalMetadata.xml | xml | |
MD5:D5C9E634BF04CDC76D491E3DA9A91EAB | SHA256:1381E1CABCC1BA539A0A8BFE2F4A3CCB6BDBF1FAA1ADE58DD17A3A7631C5F258 | |||
| 6752 | WerFault.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\37C951188967C8EB88D99893D9D191FE | binary | |
MD5:FB64A9EBEDF48D3895381D5B7D80743D | SHA256:EA21D495930AD76F267A33A0F593DBF0C7EA75E457FCAE49A29DAAD8BD920F42 | |||
| 6752 | WerFault.exe | C:\ProgramData\Microsoft\Windows\WER\Temp\WERAC67.tmp.xml | xml | |
MD5:2A90B7404FE945ACE821346AD377E080 | SHA256:0E17038FE88A1709FDE89E1C56FB654653F3670BB932072A4F5D65E6ED9E5123 | |||
| 6752 | WerFault.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\21253908F3CB05D51B1C2DA8B681A785 | binary | |
MD5:26BEB2751659BFB8A674022A5B02C83F | SHA256:F1C5CDA427EB043B7DB346C7756BDAC22FE004625AB8B3243C0F3D96926D86F9 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
6
TCP/UDP connections
31
DNS requests
16
Threats
4
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
2876 | taskhostw.exe | GET | 200 | 208.95.112.1:80 | http://ip-api.com/line/?fields=hosting | unknown | — | — | shared |
6752 | WerFault.exe | GET | 200 | 88.221.169.152:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
6864 | svchost.exe | GET | 200 | 88.221.169.152:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
3832 | svchost.exe | GET | 200 | 192.229.221.95:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | unknown | — | — | whitelisted |
5112 | 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 |
5112 | 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 |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
6864 | svchost.exe | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
568 | RUXIMICS.exe | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
2120 | MoUsoCoreWorker.exe | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
2876 | taskhostw.exe | 208.95.112.1:80 | ip-api.com | TUT-AS | US | shared |
6752 | WerFault.exe | 52.182.143.212:443 | watson.events.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
6752 | WerFault.exe | 88.221.169.152:80 | www.microsoft.com | AKAMAI-AS | DE | whitelisted |
6864 | svchost.exe | 51.124.78.146:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
6864 | svchost.exe | 88.221.169.152:80 | www.microsoft.com | AKAMAI-AS | DE | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
ip-api.com |
| shared |
watson.events.data.microsoft.com |
| whitelisted |
www.microsoft.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 |
Threats
PID | Process | Class | Message |
|---|---|---|---|
2256 | svchost.exe | Device Retrieving External IP Address Detected | INFO [ANY.RUN] External IP Check (ip-api .com) |
2256 | svchost.exe | Device Retrieving External IP Address Detected | ET INFO External IP Lookup Domain in DNS Lookup (ip-api .com) |
2876 | taskhostw.exe | Device Retrieving External IP Address Detected | ET POLICY External IP Lookup ip-api.com |
2876 | taskhostw.exe | Device Retrieving External IP Address Detected | POLICY [ANY.RUN] External Hosting Lookup by ip-api |
Process | Message |
|---|---|
taskhostw.exe | CLR: Managed code called FailFast without specifying a reason.
|