| File name: | BingWallpaper.exe |
| Full analysis: | https://app.any.run/tasks/7621e78e-aef8-49af-b15d-fdfc97f657d5 |
| Verdict: | Malicious activity |
| Analysis date: | September 27, 2024, 19:17:11 |
| OS: | Windows 10 Professional (build: 19045, 64 bit) |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386, for MS Windows |
| MD5: | 37629A0AF0DA32481F515580AD65BD4D |
| SHA1: | 6CD46F5A55974C14E9B4110384C91C8F8A21A857 |
| SHA256: | 76D14FA043D8AF232C2AE4712FF89D39D0318A1CD2A9E973926EF720CC135B7B |
| SSDEEP: | 98304:tn2Uzb3T46DdybtlxTxEh5LNRv0Tb5QOl6TH//rjAFzkN0IrPAzANhgEKfLazl7a:YLQC/rYOUzeCN6OFFyLu1a/b |
MALICIOUS
No malicious indicators.SUSPICIOUS
Starts a Microsoft application from unusual location
- BingWallpaper.exe (PID: 2144)
- BWInstaller.exe (PID: 2796)
Process drops legitimate windows executable
- BingWallpaper.exe (PID: 2144)
- msiexec.exe (PID: 5184)
- rundll32.exe (PID: 6852)
- rundll32.exe (PID: 2180)
- rundll32.exe (PID: 2580)
Executable content was dropped or overwritten
- BingWallpaper.exe (PID: 2144)
- rundll32.exe (PID: 6852)
- rundll32.exe (PID: 2180)
- rundll32.exe (PID: 2580)
- BingWallpaperApp.exe (PID: 6632)
INFO
Create files in a temporary directory
- BingWallpaper.exe (PID: 2144)
Checks supported languages
- BingWallpaper.exe (PID: 2144)
Executable content was dropped or overwritten
- msiexec.exe (PID: 5184)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .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) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2000:11:24 11:50:57+00:00 |
| ImageFileCharacteristics: | Executable, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 14.2 |
| CodeSize: | 25600 |
| InitializedDataSize: | 15115776 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x6a00 |
| OSVersion: | 10 |
| ImageVersion: | 10 |
| SubsystemVersion: | 6 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 2.0.0.9 |
| ProductVersionNumber: | 2.0.0.9 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Windows NT 32-bit |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | English (U.S.) |
| CharacterSet: | Unicode |
| CompanyName: | Microsoft Corporation |
| FileDescription: | BingWallpaper |
| FileVersion: | 2.0.0.9 |
| InternalName: | Wextract |
| LegalCopyright: | © Microsoft Corporation. All rights reserved. |
| OriginalFileName: | WEXTRACT.EXE .MUI |
| ProductName: | BingWallpaper |
| ProductVersion: | 2.0.0.9 |
Total processes
138
Monitored processes
10
Malicious processes
0
Suspicious processes
1
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2144 | "C:\Users\admin\AppData\Local\Temp\BingWallpaper.exe" | C:\Users\admin\AppData\Local\Temp\BingWallpaper.exe | explorer.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: BingWallpaper Version: 2.0.0.9 Modules
| |||||||||||||||
| 2180 | rundll32.exe "C:\WINDOWS\Installer\MSI9682.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_4167343 8 CustomActions!CustomActions.CustomActions.InstallPing | C:\Windows\SysWOW64\rundll32.exe | msiexec.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows host process (Rundll32) Exit code: 0 Version: 10.0.19041.3636 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 2580 | rundll32.exe "C:\WINDOWS\Installer\MSI98B6.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_4167921 14 CustomActions!CustomActions.CustomActions.VSRegisterCheck | C:\Windows\SysWOW64\rundll32.exe | msiexec.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows host process (Rundll32) Exit code: 0 Version: 10.0.19041.3636 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 2796 | "C:\Users\admin\AppData\Local\Temp\IXP000.TMP\BWInstaller.exe" | C:\Users\admin\AppData\Local\Temp\IXP000.TMP\BWInstaller.exe | StartupInstaller.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: BWInstaller Version: 2.0.0.9 Modules
| |||||||||||||||
| 4004 | C:\Windows\syswow64\MsiExec.exe -Embedding 3FCE1507508C0855068E322B86EFC445 | C:\Windows\SysWOW64\msiexec.exe | — | msiexec.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows® installer Exit code: 0 Version: 5.0.19041.3636 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 4792 | "C:\Windows\System32\msiexec.exe" /q /i BWCInstaller.msi /norestart | C:\Windows\SysWOW64\msiexec.exe | — | BWInstaller.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows® installer Exit code: 0 Version: 5.0.19041.3636 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 5072 | C:\Users\admin\AppData\Local\Temp\IXP000.TMP\StartupInstaller.exe | C:\Users\admin\AppData\Local\Temp\IXP000.TMP\StartupInstaller.exe | — | BingWallpaper.exe | |||||||||||
User: admin Integrity Level: MEDIUM Modules
| |||||||||||||||
| 5184 | C:\WINDOWS\system32\msiexec.exe /V | C:\Windows\System32\msiexec.exe | services.exe | ||||||||||||
User: SYSTEM Company: Microsoft Corporation Integrity Level: SYSTEM Description: Windows® installer Version: 5.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 6632 | "C:\Users\admin\AppData\Local\Microsoft\BingWallpaperApp\BingWallpaperApp.exe" | C:\Users\admin\AppData\Local\Microsoft\BingWallpaperApp\BingWallpaperApp.exe | rundll32.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Bing Wallpaper Version: 2.0.0.9 Modules
| |||||||||||||||
| 6852 | rundll32.exe "C:\WINDOWS\Installer\MSI93D2.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_4166765 2 CustomActions!CustomActions.CustomActions.StartApp | C:\Windows\SysWOW64\rundll32.exe | msiexec.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows host process (Rundll32) Exit code: 0 Version: 10.0.19041.3636 (WinBuild.160101.0800) Modules
| |||||||||||||||
Total events
15 035
Read events
14 893
Write events
133
Delete events
9
Modification events
| (PID) Process: | (2796) BWInstaller.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Dispatcher |
| Operation: | write | Name: | MachineID |
Value: 56ED68D94E1D4990B42ED4331814B358 | |||
| (PID) Process: | (2796) BWInstaller.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\BingWallpaperApp |
| Operation: | write | Name: | PartnerCode |
Value: W015 | |||
| (PID) Process: | (5184) msiexec.exe | Key: | HKEY_USERS\S-1-5-21-1693682860-607145093-2874071422-1001\SOFTWARE\Microsoft\RestartManager\Session0000 |
| Operation: | write | Name: | Owner |
Value: 401400002EEFA2E61111DB01 | |||
| (PID) Process: | (5184) msiexec.exe | Key: | HKEY_USERS\S-1-5-21-1693682860-607145093-2874071422-1001\SOFTWARE\Microsoft\RestartManager\Session0000 |
| Operation: | write | Name: | SessionHash |
Value: 1B12854DBAA00B3BB708A3DA3F2A7DF3128FC288D90DCA84DA5AC46E08399407 | |||
| (PID) Process: | (5184) msiexec.exe | Key: | HKEY_USERS\S-1-5-21-1693682860-607145093-2874071422-1001\SOFTWARE\Microsoft\RestartManager\Session0000 |
| Operation: | write | Name: | Sequence |
Value: 1 | |||
| (PID) Process: | (5184) msiexec.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\Folders |
| Operation: | write | Name: | C:\Config.Msi\ |
Value: | |||
| (PID) Process: | (5184) msiexec.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\Rollback\Scripts |
| Operation: | write | Name: | C:\Config.Msi\3f8d2c.rbs |
Value: 31133969 | |||
| (PID) Process: | (5184) msiexec.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\Rollback\Scripts |
| Operation: | write | Name: | C:\Config.Msi\3f8d2c.rbsLow |
Value: | |||
| (PID) Process: | (5184) msiexec.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\Folders |
| Operation: | write | Name: | C:\Users\admin\AppData\Roaming\Microsoft\Installer\ |
Value: | |||
| (PID) Process: | (5184) msiexec.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-21-1693682860-607145093-2874071422-1001\Components\E75EB4F5223116D48A5EDF60E49565E9 |
| Operation: | write | Name: | DE93B092CDFB69348933CFCBCB9A1843 |
Value: 01:\Software\Microsoft\BingWallpaperApp\isMSIInstalled | |||
Executable files
25
Suspicious files
24
Text files
18
Unknown types
1
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 2144 | BingWallpaper.exe | C:\Users\admin\AppData\Local\Temp\IXP000.TMP\BWCInstaller.msi | — | |
MD5:— | SHA256:— | |||
| 5184 | msiexec.exe | C:\Windows\Installer\3f8d2a.msi | — | |
MD5:— | SHA256:— | |||
| 2144 | BingWallpaper.exe | C:\Users\admin\AppData\Local\Temp\IXP000.TMP\BWCProgressBar.dll | executable | |
MD5:6FF6CCE68A2C9B39B9DA73293DFC7E6A | SHA256:BF7CDB8F2DADEC9E0EA8F4B9C716C65C74EA47A51A37BFB10422AB318DF3E233 | |||
| 2144 | BingWallpaper.exe | C:\Users\admin\AppData\Local\Temp\IXP000.TMP\BWInstaller.exe.config | xml | |
MD5:9C0A668B0AE7B65B99EA9025259919D3 | SHA256:FFEC523E8536A9D9DC961806333D07953E478562420398BBFCEC42A56F87E182 | |||
| 2796 | BWInstaller.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\37C951188967C8EB88D99893D9D191FE | binary | |
MD5:FB64A9EBEDF48D3895381D5B7D80743D | SHA256:EA21D495930AD76F267A33A0F593DBF0C7EA75E457FCAE49A29DAAD8BD920F42 | |||
| 2144 | BingWallpaper.exe | C:\Users\admin\AppData\Local\Temp\IXP000.TMP\BrowserDefMgr.dll | executable | |
MD5:AC82867B3105BBE0526067B94F4177A4 | SHA256:21F2404E615394F5A310BCE48E75F61B4962866AB53CE39CD3D42F75AB7DDE5A | |||
| 2796 | BWInstaller.exe | C:\Users\admin\AppData\Local\Temp\ZMG7491.tmp | text | |
MD5:AB34F21547A4B5D1EA2F8CC4E8D35B68 | SHA256:D50325912972A9DE3BA14802187A5F311EF773B0830E44B603C59F4256DE7437 | |||
| 2796 | BWInstaller.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\C0018BB1B5834735BFA60CD063B31956 | der | |
MD5:732CFEB76B91C4D13978A00B8C666ED7 | SHA256:9FAB9FC0A1DA813E6DDB93904C1FCFA6546CFBE70747FF8468DDD14D2552DBD2 | |||
| 2144 | BingWallpaper.exe | C:\Users\admin\AppData\Local\Temp\IXP000.TMP\LocalizedTitles.json | binary | |
MD5:888C9CB6099CFFD5CEE9280A56E6B5BC | SHA256:3CC476E0F5A79FD61D1AF091C8F9665B00E4A7D748EA3122CD852B88C242D674 | |||
| 5184 | msiexec.exe | C:\Windows\Installer\3f8d2d.msi | — | |
MD5:— | SHA256:— | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
9
TCP/UDP connections
51
DNS requests
19
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
2796 | BWInstaller.exe | GET | 200 | 88.221.169.152:80 | http://www.microsoft.com/pkiops/crl/MicCodSigPCA2011_2011-07-08.crl | unknown | — | — | whitelisted |
2120 | MoUsoCoreWorker.exe | GET | 200 | 88.221.169.152:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
2180 | rundll32.exe | GET | 200 | 20.41.62.11:80 | http://g.ceipmsn.com/8SE/44?MI=56ED68D94E1D4990B42ED4331814B358&LV=10.0.19041.3636&OS=10.0.19045.1&TE=40&TV=isW015%7cpkBingWallpaper%7ctmen-us%7cvr2.0.0.9%7cat1%7crt1%7cpt2 | unknown | — | — | unknown |
1020 | backgroundTaskHost.exe | GET | 200 | 192.229.221.95:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAn5bsKVVV8kdJ6vHl3O1J0%3D | unknown | — | — | whitelisted |
6796 | 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 |
2628 | svchost.exe | GET | 200 | 192.229.221.95:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | unknown | — | — | whitelisted |
5336 | SearchApp.exe | GET | 200 | 192.229.221.95:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEA77flR%2B3w%2FxBpruV2lte6A%3D | unknown | — | — | whitelisted |
6632 | BingWallpaperApp.exe | GET | 200 | 20.41.62.11:80 | http://g.ceipmsn.com/8SE/44?MI=56ED68D94E1D4990B42ED4331814B358&LV=2.0.0.9&OS=10.0.19045.1MI=56ED68D94E1D4990B42ED4331814B358&LV=2.0.0.9&OS=10.0.19045.0&TE=40&TV=isW015%7cpkBingWallpaper%7ctmen-us%7cmo%3dMCwxMjgweDcyMA%253D%253D%7cvr2.0.0.9%7cpt6 | unknown | — | — | unknown |
6796 | 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 |
|---|---|---|---|---|---|---|
3888 | svchost.exe | 239.255.255.250:1900 | — | — | — | whitelisted |
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
6564 | svchost.exe | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
— | — | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
2120 | MoUsoCoreWorker.exe | 88.221.169.152:80 | www.microsoft.com | AKAMAI-AS | DE | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
4324 | svchost.exe | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
2796 | BWInstaller.exe | 88.221.169.152:80 | www.microsoft.com | AKAMAI-AS | DE | whitelisted |
2628 | svchost.exe | 40.126.31.71:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
3260 | svchost.exe | 40.113.110.67:443 | client.wns.windows.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
login.live.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
go.microsoft.com |
| whitelisted |
g.ceipmsn.com |
| unknown |
browser.pipe.aria.microsoft.com |
| whitelisted |
bingwallpaper.microsoft.com |
| whitelisted |