| File name: | system_update.exe |
| Full analysis: | https://app.any.run/tasks/5f17cd30-f93b-466a-bb4a-65be5b0be56e |
| Verdict: | Malicious activity |
| Analysis date: | June 22, 2025, 01:24:32 |
| OS: | Windows 10 Professional (build: 19044, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/vnd.microsoft.portable-executable |
| File info: | PE32+ executable (GUI) x86-64, for MS Windows, 6 sections |
| MD5: | 2C7B469365D1BED2F08917E902902734 |
| SHA1: | 8C362A3F3A6415EB7289ED84B150DCA1CDA49CCB |
| SHA256: | 7FF6AD46AF3736BCE9A4605782A95BAC266A54010B241FFCAB07A0C2F8F71A8E |
| SSDEEP: | 98304:HJ3dY2odRtVWi8WBYjHjC24iVoumzy722pEIHdMvAP7rGqdgl3qxvWMIbjQrfmp4:gCK5sWwE1MU48EEHDo354e |
MALICIOUS
No malicious indicators.SUSPICIOUS
Executable content was dropped or overwritten
- system_update.exe (PID: 236)
- system_update.exe (PID: 5496)
Application launched itself
- updater.exe (PID: 2296)
- system_update.exe (PID: 5496)
The process executes via Task Scheduler
- updater.exe (PID: 2296)
Process drops python dynamic module
- system_update.exe (PID: 5496)
Process drops legitimate windows executable
- system_update.exe (PID: 5496)
The process drops C-runtime libraries
- system_update.exe (PID: 5496)
Loads Python modules
- system_update.exe (PID: 236)
INFO
Reads the computer name
- system_update.exe (PID: 5496)
- system_update.exe (PID: 236)
- updater.exe (PID: 2296)
Checks supported languages
- updater.exe (PID: 2296)
- updater.exe (PID: 6540)
- system_update.exe (PID: 5496)
- system_update.exe (PID: 236)
Creates files or folders in the user directory
- system_update.exe (PID: 236)
Process checks whether UAC notifications are on
- updater.exe (PID: 2296)
Checks proxy server information
- slui.exe (PID: 4104)
Reads the software policy settings
- slui.exe (PID: 4104)
Create files in a temporary directory
- system_update.exe (PID: 5496)
The sample compiled with english language support
- system_update.exe (PID: 5496)
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: | 2025:06:22 01:22:42+00:00 |
| ImageFileCharacteristics: | Executable, Large address aware |
| PEType: | PE32+ |
| LinkerVersion: | 14.41 |
| CodeSize: | 172032 |
| InitializedDataSize: | 154624 |
| UninitializedDataSize: | - |
| EntryPoint: | 0xce20 |
| OSVersion: | 6 |
| ImageVersion: | - |
| SubsystemVersion: | 6 |
| Subsystem: | Windows GUI |
Total processes
137
Monitored processes
6
Malicious processes
0
Suspicious processes
1
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 236 | "C:\Users\admin\Desktop\system_update.exe" | C:\Users\admin\Desktop\system_update.exe | system_update.exe | ||||||||||||
User: admin Integrity Level: HIGH Exit code: 1 Modules
| |||||||||||||||
| 1520 | "C:\Users\admin\Desktop\system_update.exe" | C:\Users\admin\Desktop\system_update.exe | — | explorer.exe | |||||||||||
User: admin Integrity Level: MEDIUM Exit code: 3221226540 Modules
| |||||||||||||||
| 2296 | "C:\Program Files (x86)\Google\GoogleUpdater\134.0.6985.0\updater.exe" --wake --system | C:\Program Files (x86)\Google\GoogleUpdater\134.0.6985.0\updater.exe | — | svchost.exe | |||||||||||
User: SYSTEM Company: Google LLC Integrity Level: SYSTEM Description: Google Updater Exit code: 0 Version: 134.0.6985.0 Modules
| |||||||||||||||
| 4104 | C:\WINDOWS\System32\slui.exe -Embedding | C:\Windows\System32\slui.exe | svchost.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Activation Client Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 5496 | "C:\Users\admin\Desktop\system_update.exe" | C:\Users\admin\Desktop\system_update.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: HIGH Exit code: 1 Modules
| |||||||||||||||
| 6540 | "C:\Program Files (x86)\Google\GoogleUpdater\134.0.6985.0\updater.exe" --crash-handler --system "--database=C:\Program Files (x86)\Google\GoogleUpdater\134.0.6985.0\Crashpad" --url=https://clients2.google.com/cr/report --annotation=prod=Update4 --annotation=ver=134.0.6985.0 "--attachment=C:\Program Files (x86)\Google\GoogleUpdater\updater.log" --initial-client-data=0x298,0x29c,0x2a0,0x27c,0x2a4,0x111c460,0x111c46c,0x111c478 | C:\Program Files (x86)\Google\GoogleUpdater\134.0.6985.0\updater.exe | — | updater.exe | |||||||||||
User: SYSTEM Company: Google LLC Integrity Level: SYSTEM Description: Google Updater Exit code: 0 Version: 134.0.6985.0 Modules
| |||||||||||||||
Total events
3 685
Read events
3 685
Write events
0
Delete events
0
Modification events
Executable files
28
Suspicious files
1
Text files
15
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 5496 | system_update.exe | C:\Users\admin\AppData\Local\Temp\_MEI54962\_brotli.cp311-win_amd64.pyd | executable | |
MD5:D9FC15CAF72E5D7F9A09B675E309F71D | SHA256:1FCD75B03673904D9471EC03C0EF26978D25135A2026020E679174BDEF976DCF | |||
| 5496 | system_update.exe | C:\Users\admin\AppData\Local\Temp\_MEI54962\_ctypes.pyd | executable | |
MD5:565D011CE1CEE4D48E722C7421300090 | SHA256:C148292328F0AAB7863AF82F54F613961E7CB95B7215F7A81CAFAF45BD4C42B7 | |||
| 5496 | system_update.exe | C:\Users\admin\AppData\Local\Temp\_MEI54962\_bz2.pyd | executable | |
MD5:AA1083BDE6D21CABFC630A18F51B1926 | SHA256:00B8CA9A338D2B47285C9E56D6D893DB2A999B47216756F18439997FB80A56E3 | |||
| 5496 | system_update.exe | C:\Users\admin\AppData\Local\Temp\_MEI54962\VCRUNTIME140.dll | executable | |
MD5:BE8DBE2DC77EBE7F88F910C61AEC691A | SHA256:4D292623516F65C80482081E62D5DADB759DC16E851DE5DB24C3CBB57B87DB83 | |||
| 5496 | system_update.exe | C:\Users\admin\AppData\Local\Temp\_MEI54962\_decimal.pyd | executable | |
MD5:C88282908BA54510EDA3887C488198EB | SHA256:980A63F2B39CF16910F44384398E25F24482346A482ADDB00DE42555B17D4278 | |||
| 5496 | system_update.exe | C:\Users\admin\AppData\Local\Temp\_MEI54962\_cffi_backend.cp311-win_amd64.pyd | executable | |
MD5:739D352BD982ED3957D376A9237C9248 | SHA256:9AEE90CF7980C8FF694BB3FFE06C71F87EB6A613033F73E3174A732648D39980 | |||
| 5496 | system_update.exe | C:\Users\admin\AppData\Local\Temp\_MEI54962\_hashlib.pyd | executable | |
MD5:B4FF25B1ACA23D48897FC616E102E9B6 | SHA256:87DD0C858620287454FD6D31D52B6A48EDDBB2A08E09E8B2D9FDB0B92200D766 | |||
| 5496 | system_update.exe | C:\Users\admin\AppData\Local\Temp\_MEI54962\_multiprocessing.pyd | executable | |
MD5:CF0B31F01A95E9F181D87197786B96CA | SHA256:975C1947798E3C39898C86675CA1EB68249F77361F41F172F9800275227213B9 | |||
| 5496 | system_update.exe | C:\Users\admin\AppData\Local\Temp\_MEI54962\_queue.pyd | executable | |
MD5:7F52EF40B083F34FD5E723E97B13382F | SHA256:3F8E7E6AA13B417ACC78B63434FB1144E6319A010A9FC376C54D6E69B638FE4C | |||
| 5496 | system_update.exe | C:\Users\admin\AppData\Local\Temp\_MEI54962\_ssl.pyd | executable | |
MD5:0F02ECCD7933B7A7C2BDEDCA2A72AAB6 | SHA256:BA5388D6A6557D431E086734A3323621DC447F63BA299B0A815E5837CF869678 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
6
TCP/UDP connections
20
DNS requests
7
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
5944 | MoUsoCoreWorker.exe | GET | 200 | 23.55.104.172:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
1508 | RUXIMICS.exe | GET | 200 | 23.55.104.172:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
5944 | MoUsoCoreWorker.exe | GET | 200 | 95.101.149.131:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
1508 | RUXIMICS.exe | GET | 200 | 95.101.149.131:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
— | — | POST | 500 | 40.91.76.224:443 | https://activation-v2.sls.microsoft.com/SLActivateProduct/SLActivateProduct.asmx?configextension=Retail | unknown | xml | 512 b | whitelisted |
— | — | POST | 500 | 40.91.76.224:443 | https://activation-v2.sls.microsoft.com/SLActivateProduct/SLActivateProduct.asmx?configextension=Retail | unknown | xml | 512 b | whitelisted |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
5944 | MoUsoCoreWorker.exe | 51.104.136.2:443 | — | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
1508 | RUXIMICS.exe | 51.104.136.2:443 | — | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
1268 | svchost.exe | 51.104.136.2:443 | — | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
5944 | MoUsoCoreWorker.exe | 23.55.104.172:80 | crl.microsoft.com | Akamai International B.V. | US | whitelisted |
1508 | RUXIMICS.exe | 23.55.104.172:80 | crl.microsoft.com | Akamai International B.V. | US | whitelisted |
5944 | MoUsoCoreWorker.exe | 95.101.149.131:80 | www.microsoft.com | Akamai International B.V. | NL | whitelisted |
1508 | RUXIMICS.exe | 95.101.149.131:80 | www.microsoft.com | Akamai International B.V. | NL | whitelisted |
5944 | MoUsoCoreWorker.exe | 20.73.194.208:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
google.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
settings-win.data.microsoft.com |
| whitelisted |
activation-v2.sls.microsoft.com |
| whitelisted |
self.events.data.microsoft.com |
| whitelisted |