| File name: | 5-HostAppServiceUpdater.exe_ |
| Full analysis: | https://app.any.run/tasks/c34d2e75-4288-47c0-823f-a465ed789f26 |
| Verdict: | Malicious activity |
| Analysis date: | February 15, 2025, 08:41:46 |
| OS: | Windows 10 Professional (build: 19045, 64 bit) |
| Indicators: | |
| MIME: | application/vnd.microsoft.portable-executable |
| File info: | PE32+ executable (GUI) x86-64, for MS Windows, 6 sections |
| MD5: | 1587F440279896C11359883DDCD92F2F |
| SHA1: | 896969122CC1A5190A2B49A1AC4BD12EB7B2D14E |
| SHA256: | CCFCE1E6279D900E458944D95CA4AD9AB9C08368A773A28FC357C0A70BAF99DC |
| SSDEEP: | 98304:PzhHA2gstB4uSY1UQJklO2niVQKd4QJMHN92jnH+RPzYr8T4WzHy1ah4nj4ysL9F:7hHouVHmJ |
MALICIOUS
No malicious indicators.SUSPICIOUS
Reads the date of Windows installation
- 5-HostAppServiceUpdater.exe_.exe (PID: 6496)
Executable content was dropped or overwritten
- 5-HostAppServiceUpdater.exe_.exe (PID: 6496)
- oct68FE.tmp.exe (PID: 6612)
Reads security settings of Internet Explorer
- 5-HostAppServiceUpdater.exe_.exe (PID: 6496)
- oct68FE.tmp.exe (PID: 6612)
Checks Windows Trust Settings
- 5-HostAppServiceUpdater.exe_.exe (PID: 6496)
The process creates files with name similar to system file names
- oct68FE.tmp.exe (PID: 6612)
Malware-specific behavior (creating "System.dll" in Temp)
- oct68FE.tmp.exe (PID: 6612)
Process drops legitimate windows executable
- oct68FE.tmp.exe (PID: 6612)
The process drops C-runtime libraries
- oct68FE.tmp.exe (PID: 6612)
Creates a software uninstall entry
- oct68FE.tmp.exe (PID: 6612)
INFO
The sample compiled with english language support
- 5-HostAppServiceUpdater.exe_.exe (PID: 6496)
- oct68FE.tmp.exe (PID: 6612)
Reads the machine GUID from the registry
- 5-HostAppServiceUpdater.exe_.exe (PID: 6496)
Checks supported languages
- 5-HostAppServiceUpdater.exe_.exe (PID: 6496)
- oct68FE.tmp.exe (PID: 6612)
- HostAppServiceUpdater.exe (PID: 6956)
Checks proxy server information
- 5-HostAppServiceUpdater.exe_.exe (PID: 6496)
Reads Environment values
- 5-HostAppServiceUpdater.exe_.exe (PID: 6496)
Create files in a temporary directory
- 5-HostAppServiceUpdater.exe_.exe (PID: 6496)
- oct68FE.tmp.exe (PID: 6612)
Reads the computer name
- 5-HostAppServiceUpdater.exe_.exe (PID: 6496)
- oct68FE.tmp.exe (PID: 6612)
- HostAppServiceUpdater.exe (PID: 6956)
Creates files or folders in the user directory
- 5-HostAppServiceUpdater.exe_.exe (PID: 6496)
- oct68FE.tmp.exe (PID: 6612)
Reads the software policy settings
- 5-HostAppServiceUpdater.exe_.exe (PID: 6496)
Process checks computer location settings
- 5-HostAppServiceUpdater.exe_.exe (PID: 6496)
- oct68FE.tmp.exe (PID: 6612)
Manual execution by a user
- cmd.exe (PID: 6488)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win64 Executable (generic) (87.3) |
|---|---|---|
| .exe | | | Generic Win/DOS Executable (6.3) |
| .exe | | | DOS Executable Generic (6.3) |
EXIF
EXE
| MachineType: | AMD AMD64 |
|---|---|
| TimeStamp: | 2024:09:10 02:01:47+00:00 |
| ImageFileCharacteristics: | Executable, Large address aware |
| PEType: | PE32+ |
| LinkerVersion: | 14.41 |
| CodeSize: | 6489088 |
| InitializedDataSize: | 2405376 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x465b68 |
| OSVersion: | 6 |
| ImageVersion: | - |
| SubsystemVersion: | 6 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 0.273.4.898 |
| ProductVersionNumber: | 0.273.4.898 |
| FileFlagsMask: | 0x0017 |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | English (U.S.) |
| CharacterSet: | Unicode |
| CompanyName: | SweetLabs, Inc |
| FileDescription: | Host App Service Updater |
| FileVersion: | 0.273.4.898 |
| InternalName: | hostappserviceupdater |
| LegalCopyright: | Copyright (C) 2010-2024 - SweetLabs, Inc |
| OriginalFileName: | HostAppServiceUpdater.exe |
| ProductName: | Host App Service Updater |
| ProductVersion: | 0.273.4.898 |
Total processes
133
Monitored processes
5
Malicious processes
2
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 6488 | "C:\WINDOWS\system32\cmd.exe" | C:\Windows\System32\cmd.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 6496 | "C:\Users\admin\AppData\Local\Temp\5-HostAppServiceUpdater.exe_.exe" | C:\Users\admin\AppData\Local\Temp\5-HostAppServiceUpdater.exe_.exe | explorer.exe | ||||||||||||
User: admin Company: SweetLabs, Inc Integrity Level: MEDIUM Description: Host App Service Updater Version: 0.273.4.898 Modules
| |||||||||||||||
| 6532 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Console Window Host Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 6612 | "C:\Users\admin\AppData\Local\Temp\oct68FE.tmp.exe" /S /V=2 /TRIGGER=1 | C:\Users\admin\AppData\Local\Temp\oct68FE.tmp.exe | 5-HostAppServiceUpdater.exe_.exe | ||||||||||||
User: admin Company: SweetLabs,Inc. Integrity Level: MEDIUM Description: App Explorer Exit code: 0 Version: 0.0.0.0 Modules
| |||||||||||||||
| 6956 | "C:\Users\admin\AppData\Local\Host App Service\Engine\HostAppServiceUpdater.exe" /LOGON | C:\Users\admin\AppData\Local\Host App Service\Engine\HostAppServiceUpdater.exe | — | oct68FE.tmp.exe | |||||||||||
User: admin Company: SweetLabs, Inc Integrity Level: MEDIUM Description: Host App Service Updater Exit code: 1 Version: 1, 0, 0, 0 Modules
| |||||||||||||||
Total events
5 024
Read events
4 993
Write events
31
Delete events
0
Modification events
| (PID) Process: | (6496) 5-HostAppServiceUpdater.exe_.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Host App Service |
| Operation: | write | Name: | OOBEDate |
Value: 89FCB05900000000 | |||
| (PID) Process: | (6496) 5-HostAppServiceUpdater.exe_.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Host App Service |
| Operation: | write | Name: | InstallDate |
Value: 2025-02-15 | |||
| (PID) Process: | (6496) 5-HostAppServiceUpdater.exe_.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Host App Service |
| Operation: | write | Name: | InstallDate2 |
Value: 5253B06700000000 | |||
| (PID) Process: | (6496) 5-HostAppServiceUpdater.exe_.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Host App Service |
| Operation: | write | Name: | ClientId |
Value: 7072d733-ea08-4c52-b856-1c514499f107 | |||
| (PID) Process: | (6496) 5-HostAppServiceUpdater.exe_.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Host App Service |
| Operation: | write | Name: | s_ue |
Value: 1 | |||
| (PID) Process: | (6496) 5-HostAppServiceUpdater.exe_.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Host App Service |
| Operation: | write | Name: | f_chiepkun |
Value: 1 | |||
| (PID) Process: | (6496) 5-HostAppServiceUpdater.exe_.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Host App Service |
| Operation: | write | Name: | d_lws |
Value: D28DB96700000000 | |||
| (PID) Process: | (6496) 5-HostAppServiceUpdater.exe_.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Host App Service |
| Operation: | write | Name: | DeviceType |
Value: pro | |||
| (PID) Process: | (6496) 5-HostAppServiceUpdater.exe_.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Host App Service |
| Operation: | write | Name: | f_ecdm |
Value: 4 | |||
| (PID) Process: | (6496) 5-HostAppServiceUpdater.exe_.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content |
| Operation: | write | Name: | CachePrefix |
Value: | |||
Executable files
12
Suspicious files
14
Text files
2
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 6496 | 5-HostAppServiceUpdater.exe_.exe | C:\Users\admin\AppData\Local\Temp\App Explorer-2025-02-15.log | binary | |
MD5:7D0095772E3DC8102F7215CC8B63CF6D | SHA256:749474B22FBB328AB25CD5DE617CA2AA8535B8D210FD97F27B27113FF05248FE | |||
| 6612 | oct68FE.tmp.exe | C:\Users\admin\AppData\Local\Host App Service\Engine\WebAppHelper.exe | executable | |
MD5:92514051EEA1A677DE462B717B80334D | SHA256:97B8EF699257503A818BEB2FA8986AA5B75D99D46EEBA876DCD627BFCB35E0AA | |||
| 6496 | 5-HostAppServiceUpdater.exe_.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\D2B5168CDD0EBF4C0C8EA1C3A1FAE07F_5301DA142A6761EBC1A29103004C052E | binary | |
MD5:30C092F88D9B83E4773ACEA0EF4A350C | SHA256:B239A818517671F098EAF1880302B634F7B3AA95A0D2E42CB1C9A2E7782749BA | |||
| 6496 | 5-HostAppServiceUpdater.exe_.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\5457A8CE4B2A7499F8299A013B6E1C7C_CE50F893881D43DC0C815E4D80FAF2B4 | binary | |
MD5:53AE1D83BCFBFFC18BE9B13DA7758816 | SHA256:78AFFD732DDBB83731FEC6295EF81741EF87BA04587D5B6BF57A6C0979B99975 | |||
| 6612 | oct68FE.tmp.exe | C:\Users\admin\AppData\Local\Temp\nsf7D62.tmp | — | |
MD5:— | SHA256:— | |||
| 6612 | oct68FE.tmp.exe | C:\Users\admin\AppData\Local\Temp\nsf7D63.tmp\___aensis.dll | executable | |
MD5:D9CA06A5480AA7052D94416FEC0D25E7 | SHA256:69D0DD3176E3CE2B80A962CC2BBE830581D13003E1C0710A8A0D547E900195DA | |||
| 6496 | 5-HostAppServiceUpdater.exe_.exe | C:\Users\Public\App Explorer\Identifier | binary | |
MD5:99C73B64A79CB6B32CAE23D1E30835C0 | SHA256:F9A3DEC091C016AE75A551748B1D9353FA0B4EA9C8DE72B53B40AD6021A7D9A7 | |||
| 6612 | oct68FE.tmp.exe | C:\Users\admin\AppData\Local\Host App Service\Engine\HostAppServiceInterface.exe | executable | |
MD5:D0E9C632DA8E23C040F1AC5C6A62BFF2 | SHA256:2501579D4642A28C77E90A857565012A1835A768E89649253FB3E5108837BC38 | |||
| 6612 | oct68FE.tmp.exe | C:\Users\admin\AppData\Local\Host App Service\Engine\HostAppService.exe | executable | |
MD5:50C95CECB9D5228150CB9DA0312B59A8 | SHA256:2144677742A7485080114F2C19259930630C316BF3C04D2C49EDA72C4BE5EA0E | |||
| 6496 | 5-HostAppServiceUpdater.exe_.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\5080DC7A65DB6A5960ECD874088F3328_BC00434159DAE8351451CCE9C748F5D7 | binary | |
MD5:550CBF0F1C6C964CE4CD1AB5CB9EE7D8 | SHA256:AB0F8ACF0D0704425BBFBA61ECAA6C7433D8A8732A39067FE1701D482D092213 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
14
TCP/UDP connections
41
DNS requests
29
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
— | — | GET | 200 | 23.48.23.156:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
— | — | GET | 200 | 184.30.21.171:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
5064 | SearchApp.exe | GET | 200 | 184.30.131.245:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTrjrydRyt%2BApF3GSPypfHBxR5XtQQUs9tIpPmhxdiuNkHMEWNpYim8S8YCEAI5PUjXAkJafLQcAAsO18o%3D | unknown | — | — | whitelisted |
6496 | 5-HostAppServiceUpdater.exe_.exe | GET | 200 | 172.64.149.23:80 | http://ocsp.usertrust.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBR8sWZUnKvbRO5iJhat9GV793rVlAQUrb2YejS0Jvf6xCZU7wO94CTLVBoCECdm7lbrSfOOq9dwovyE3iI%3D | unknown | — | — | whitelisted |
6496 | 5-HostAppServiceUpdater.exe_.exe | GET | 200 | 172.64.149.23:80 | http://ocsp.usertrust.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBR8sWZUnKvbRO5iJhat9GV793rVlAQUrb2YejS0Jvf6xCZU7wO94CTLVBoCECdm7lbrSfOOq9dwovyE3iI%3D | unknown | — | — | whitelisted |
6496 | 5-HostAppServiceUpdater.exe_.exe | GET | 404 | 172.64.149.23:80 | http://crl.usertrust.com/AddTrustExternalCARoot.crl | unknown | — | — | whitelisted |
6496 | 5-HostAppServiceUpdater.exe_.exe | GET | 200 | 172.64.149.23:80 | http://ocsp.comodoca.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBReAhtobFzTvhaRmVeJ38QUchY9AwQUu69%2BAj36pvE8hI6t7jiY7NkyMtQCEC58h8wOk0pS%2FpT9HLfNNK8%3D | unknown | — | — | whitelisted |
6496 | 5-HostAppServiceUpdater.exe_.exe | GET | 200 | 172.64.149.23:80 | http://ocsp.comodoca.com/MFIwUDBOMEwwSjAJBgUrDgMCGgUABBSSdxXdG447ymkRNPVViULv3rkBzQQUKZFg%2F4pN%2Buv5pmq4z%2FnmS71JzhICEQDJWy6JmmlBkrKIpnRqNoUj | unknown | — | — | whitelisted |
1176 | svchost.exe | GET | 200 | 184.30.131.245:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | unknown | — | — | whitelisted |
5752 | SIHClient.exe | GET | 200 | 2.23.246.101:80 | 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 | 192.168.100.255:138 | — | — | — | whitelisted |
4712 | MoUsoCoreWorker.exe | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
5064 | SearchApp.exe | 104.126.37.139:443 | www.bing.com | Akamai International B.V. | DE | whitelisted |
5064 | SearchApp.exe | 184.30.131.245:80 | ocsp.digicert.com | AKAMAI-AS | US | whitelisted |
— | — | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
— | — | 23.48.23.156:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
— | — | 184.30.21.171:80 | www.microsoft.com | AKAMAI-AS | DE | whitelisted |
6496 | 5-HostAppServiceUpdater.exe_.exe | 104.17.210.85:443 | api.appexnw.com | CLOUDFLARENET | — | suspicious |
6496 | 5-HostAppServiceUpdater.exe_.exe | 104.17.209.85:443 | api.appexnw.com | CLOUDFLARENET | — | suspicious |
6496 | 5-HostAppServiceUpdater.exe_.exe | 172.64.149.23:80 | ocsp.usertrust.com | CLOUDFLARENET | US | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
www.bing.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
google.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
api.appexnw.com |
| unknown |
cdn.appexnw.com |
| unknown |
ocsp.usertrust.com |
| whitelisted |
crl.usertrust.com |
| whitelisted |