| File name: | utau0419cInstaller.exe |
| Full analysis: | https://app.any.run/tasks/9f567c2a-ef73-4a31-8d1c-3974b326350a |
| Verdict: | Malicious activity |
| Analysis date: | March 07, 2025, 21:10:23 |
| OS: | Windows 10 Professional (build: 19045, 64 bit) |
| Indicators: | |
| MIME: | application/vnd.microsoft.portable-executable |
| File info: | PE32 executable (GUI) Intel 80386 (stripped to external PDB), for MS Windows, MS CAB-Installer self-extracting archive, 3 sections |
| MD5: | B3FBD653A84017E567D7CFC7C9D14456 |
| SHA1: | A39E627F0D243B21B7F14764F99F8898B2C13F5B |
| SHA256: | 144B853BD7066A736EF8347118CF82C18B7A5BE313F7EDF66571E5D9816828AD |
| SSDEEP: | 98304:NWJHHJ2g4xL/oU2GjYxXfD0Z8mV0C0FW4+VUjsIxHv6Z6XcQnJptnnwwjXaPpUdG:8N2CbSg02 |
| .exe | | | Win32 Executable MS Visual C++ (generic) (42.2) |
|---|---|---|
| .exe | | | Win64 Executable (generic) (37.3) |
| .dll | | | Win32 Dynamic Link Library (generic) (8.8) |
| .exe | | | Win32 Executable (generic) (6) |
| .exe | | | Generic Win/DOS Executable (2.7) |
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 1999:09:25 11:18:31+00:00 |
| ImageFileCharacteristics: | No relocs, Executable, No line numbers, No symbols, 32-bit, No debug |
| PEType: | PE32 |
| LinkerVersion: | 5.12 |
| CodeSize: | 34304 |
| InitializedDataSize: | 6825472 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x283d |
| OSVersion: | 5 |
| ImageVersion: | 5 |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 5.0.2920.0 |
| ProductVersionNumber: | 5.0.2920.0 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Windows NT 32-bit |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Japanese |
| CharacterSet: | Unicode |
| CompanyName: | Microsoft Corporation |
| FileDescription: | Win32 キャビネット自己展開ツール |
| FileVersion: | 5.00.2920.0000 |
| InternalName: | Wextract |
| LegalCopyright: | Copyright (C) Microsoft Corp. 1981-1999 |
| OriginalFileName: | WEXTRACT.EXE |
| ProductName: | Microsoft(R) Windows (R) 2000 Operating System |
| ProductVersion: | 5.00.2920.0000 |
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 208 | "C:\Windows\syswow64\MsiExec.exe" /Y "C:\WINDOWS\SysWOW64\COMDLG32.OCX" | C:\Windows\SysWOW64\msiexec.exe | — | msiexec.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows® installer Exit code: 0 Version: 5.0.19041.3636 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 672 | "C:\Windows\syswow64\MsiExec.exe" /Y "C:\WINDOWS\SysWOW64\msinet.ocx" | C:\Windows\SysWOW64\msiexec.exe | — | msiexec.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows® installer Exit code: 0 Version: 5.0.19041.3636 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 3784 | "BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.1 | C:\Windows\System32\BackgroundTransferHost.exe | — | svchost.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Download/Upload Host Exit code: 1 Version: 10.0.19041.3636 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 4920 | "BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.1 | C:\Windows\System32\BackgroundTransferHost.exe | — | svchost.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Download/Upload Host Exit code: 1 Version: 10.0.19041.3636 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 5544 | C:\WINDOWS\system32\vssvc.exe | C:\Windows\System32\VSSVC.exe | — | services.exe | |||||||||||
User: SYSTEM Company: Microsoft Corporation Integrity Level: SYSTEM Description: Microsoft® Volume Shadow Copy Service Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 5936 | "BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.1 | C:\Windows\System32\BackgroundTransferHost.exe | svchost.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Download/Upload Host Exit code: 1 Version: 10.0.19041.3636 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 7176 | "C:\Windows\syswow64\MsiExec.exe" /Y "C:\WINDOWS\SysWOW64\MSCOMCTL.OCX" | C:\Windows\SysWOW64\msiexec.exe | — | msiexec.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows® installer Exit code: 0 Version: 5.0.19041.3636 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 7200 | "BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.1 | C:\Windows\System32\BackgroundTransferHost.exe | — | svchost.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Download/Upload Host Exit code: 1 Version: 10.0.19041.3636 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 7260 | "C:\Users\admin\Desktop\utau0419cInstaller.exe" | C:\Users\admin\Desktop\utau0419cInstaller.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Win32 キャビネット自己展開ツール Exit code: 3221226540 Version: 5.00.2920.0000 Modules
| |||||||||||||||
| 7328 | "C:\Users\admin\Desktop\utau0419cInstaller.exe" | C:\Users\admin\Desktop\utau0419cInstaller.exe | explorer.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Win32 キャビネット自己展開ツール Exit code: 0 Version: 5.00.2920.0000 Modules
| |||||||||||||||
| (PID) Process: | (7328) utau0419cInstaller.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce |
| Operation: | write | Name: | wextract_cleanup0 |
Value: rundll32.exe C:\WINDOWS\system32\advpack.dll,DelNodeRunDLL32 "C:\Users\admin\AppData\Local\Temp\IXP000.TMP\" | |||
| (PID) Process: | (7396) setup.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{618736E0-3C3D-11CF-810C-00AA00389B71}\TypeLib |
| Operation: | write | Name: | Version |
Value: 1.1 | |||
| (PID) Process: | (7396) setup.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{618736E0-3C3D-11CF-810C-00AA00389B71}\TypeLib |
| Operation: | write | Name: | Version |
Value: 1.1 | |||
| (PID) Process: | (7396) setup.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Volatile\00\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{03022430-ABC4-11D0-BDE2-00AA001A1953}\TypeLib |
| Operation: | write | Name: | Version |
Value: 1.1 | |||
| (PID) Process: | (7396) setup.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Volatile\00\MACHINE\SOFTWARE\Classes\Interface\{03022430-ABC4-11D0-BDE2-00AA001A1953}\TypeLib |
| Operation: | write | Name: | Version |
Value: 1.1 | |||
| (PID) Process: | (7200) BackgroundTransferHost.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.contentdeliverymanager_cw5n1h2txyewy\Internet Settings\Cache\Content |
| Operation: | write | Name: | CachePrefix |
Value: | |||
| (PID) Process: | (7200) BackgroundTransferHost.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.contentdeliverymanager_cw5n1h2txyewy\Internet Settings\Cache\Cookies |
| Operation: | write | Name: | CachePrefix |
Value: Cookie: | |||
| (PID) Process: | (7200) BackgroundTransferHost.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.contentdeliverymanager_cw5n1h2txyewy\Internet Settings\Cache\History |
| Operation: | write | Name: | CachePrefix |
Value: Visited: | |||
| (PID) Process: | (3784) BackgroundTransferHost.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.contentdeliverymanager_cw5n1h2txyewy\Internet Settings\Cache\Content |
| Operation: | write | Name: | CachePrefix |
Value: | |||
| (PID) Process: | (3784) BackgroundTransferHost.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.windows.contentdeliverymanager_cw5n1h2txyewy\Internet Settings\Cache\Cookies |
| Operation: | write | Name: | CachePrefix |
Value: Cookie: | |||
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 7328 | utau0419cInstaller.exe | C:\Users\admin\AppData\Local\Temp\IXP000.TMP\utaustup.msi | — | |
MD5:— | SHA256:— | |||
| 5936 | BackgroundTransferHost.exe | C:\Users\admin\AppData\Local\Packages\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\AC\BackgroundTransferApi\d8a51b0a-6138-423e-895c-768397a8720e.down_data | — | |
MD5:— | SHA256:— | |||
| 7492 | msiexec.exe | C:\System Volume Information\SPP\metadata-2 | — | |
MD5:— | SHA256:— | |||
| 7492 | msiexec.exe | C:\Windows\Installer\1122d7.msi | — | |
MD5:— | SHA256:— | |||
| 7328 | utau0419cInstaller.exe | C:\Users\admin\AppData\Local\Temp\IXP000.TMP\setup.exe | executable | |
MD5:D60900A7B0FFF3BD9F109B3CC00F7804 | SHA256:8F1B93D05B2CD046F87F10ED5C11430BDE70439CAF34DC6BB81B12AE2D25EB9F | |||
| 7492 | msiexec.exe | C:\System Volume Information\SPP\OnlineMetadataCache\{35e84fcb-b237-4677-89c2-469c04a7762f}_OnDiskSnapshotProp | binary | |
MD5:78A369829BA010B7070E74C42C3AF68E | SHA256:2806D112CA786A401B5275EF66D72EFFEC78436ECAD4B0A534FBC892A60C790E | |||
| 5936 | BackgroundTransferHost.exe | C:\Users\admin\AppData\Local\Packages\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\AC\BackgroundTransferApi\07961db7-25ce-4fd0-a44d-c15aa289bea5.7796483d-092d-4bd1-8284-5c253cc379cf.down_meta | binary | |
MD5:91934B47D225048A461FA9007477EC6F | SHA256:F5C876E594F32E54319AFC51B5F2387A5FCF0B88A9493781FC8EAA236510D7B5 | |||
| 7492 | msiexec.exe | C:\Windows\Temp\~DFF40AB847B6476ED5.TMP | binary | |
MD5:BF619EAC0CDF3F68D496EA9344137E8B | SHA256:076A27C79E5ACE2A3D47F9DD2E83E4FF6EA8872B3C2218F66C92B89B55F36560 | |||
| 7492 | msiexec.exe | C:\Windows\Temp\~DF99025F8DDC13930D.TMP | binary | |
MD5:B329ED52DD0BFBEC026CB0C048AC60B3 | SHA256:4DE8890C216BB723D128DB403F6FF3A4DA1BF6048FDBC9A3FBA3F12C36090955 | |||
| 7492 | msiexec.exe | C:\Program Files (x86)\UTAU\voice\uta\つぃ_wav.frq | binary | |
MD5:63ED3D88562CF89C9E58B664883B47D7 | SHA256:08B6FD3D61742BF10C48C2D2F1CBAD278069EDD942737ECD262E6FE0DBB6ADEC | |||
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
6544 | svchost.exe | GET | 200 | 184.30.131.245:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | unknown | — | — | whitelisted |
7576 | backgroundTaskHost.exe | GET | 200 | 184.30.131.245:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAUZZSZEml49Gjh0j13P68w%3D | unknown | — | — | whitelisted |
5936 | BackgroundTransferHost.exe | GET | 200 | 184.30.131.245:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTrjrydRyt%2BApF3GSPypfHBxR5XtQQUs9tIpPmhxdiuNkHMEWNpYim8S8YCEAI5PUjXAkJafLQcAAsO18o%3D | unknown | — | — | whitelisted |
5360 | SIHClient.exe | GET | 200 | 95.101.149.131:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl | unknown | — | — | whitelisted |
5360 | SIHClient.exe | GET | 200 | 95.101.149.131:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl | unknown | — | — | whitelisted |
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
— | — | 20.73.194.208:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
3216 | svchost.exe | 40.113.103.199:443 | client.wns.windows.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
6544 | svchost.exe | 20.190.159.73:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
6544 | svchost.exe | 184.30.131.245:80 | ocsp.digicert.com | AKAMAI-AS | US | whitelisted |
7576 | backgroundTaskHost.exe | 20.199.58.43:443 | arc.msn.com | MICROSOFT-CORP-MSN-AS-BLOCK | FR | whitelisted |
7576 | backgroundTaskHost.exe | 184.30.131.245:80 | ocsp.digicert.com | AKAMAI-AS | US | whitelisted |
2104 | svchost.exe | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
5936 | BackgroundTransferHost.exe | 184.86.251.21:443 | www.bing.com | Akamai International B.V. | DE | whitelisted |
Domain | IP | Reputation |
|---|---|---|
google.com |
| whitelisted |
settings-win.data.microsoft.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |
login.live.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
arc.msn.com |
| whitelisted |
www.bing.com |
| whitelisted |
go.microsoft.com |
| whitelisted |
slscr.update.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |