| File name: | 141954f4f7d786526823b1be7ceafc81ed78250b6cb82550587b5b7968222a1a |
| Full analysis: | https://app.any.run/tasks/36ed7a48-4c6f-4139-8592-40510193e62b |
| Verdict: | Malicious activity |
| Analysis date: | February 01, 2025, 01:50:06 |
| OS: | Windows 10 Professional (build: 19045, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/vnd.microsoft.portable-executable |
| File info: | PE32 executable (GUI) Intel 80386, for MS Windows, 4 sections |
| MD5: | 1A616DD34759B8EA2FA4BC6486B711E2 |
| SHA1: | 63F002061A0A4DAE5FB3F931F05F879F1E512B10 |
| SHA256: | 141954F4F7D786526823B1BE7CEAFC81ED78250B6CB82550587B5B7968222A1A |
| SSDEEP: | 49152:D7aG6478iQJFBL2ySsg3RhPLlQOvRuu2cqJPX88TECPSjXrCxppVeI9M8bZ0GKcP:D7aG6478iQJFBL2ySsg3RhPhQOvRuu2+ |
MALICIOUS
No malicious indicators.SUSPICIOUS
Starts a Microsoft application from unusual location
- 141954f4f7d786526823b1be7ceafc81ed78250b6cb82550587b5b7968222a1a.exe (PID: 716)
- 141954f4f7d786526823b1be7ceafc81ed78250b6cb82550587b5b7968222a1a.exe (PID: 5588)
Process drops legitimate windows executable
- 141954f4f7d786526823b1be7ceafc81ed78250b6cb82550587b5b7968222a1a.exe (PID: 5588)
Application launched itself
- WinHelp32.exe (PID: 396)
Executable content was dropped or overwritten
- 141954f4f7d786526823b1be7ceafc81ed78250b6cb82550587b5b7968222a1a.exe (PID: 5588)
Creates file in the systems drive root
- WinHelp32.exe (PID: 3876)
- 141954f4f7d786526823b1be7ceafc81ed78250b6cb82550587b5b7968222a1a.exe (PID: 5588)
- WinHelp32.exe (PID: 396)
Creates files in the driver directory
- WinHelp32.exe (PID: 3876)
Connects to unusual port
- WinHelp32.exe (PID: 3876)
There is functionality for VM detection VirtualBox (YARA)
- WinHelp32.exe (PID: 3876)
There is functionality for taking screenshot (YARA)
- WinHelp32.exe (PID: 3876)
There is functionality for VM detection VMWare (YARA)
- WinHelp32.exe (PID: 3876)
Executes as Windows Service
- WinHelp32.exe (PID: 396)
Creates or modifies Windows services
- WinHelp32.exe (PID: 3876)
INFO
The sample compiled with chinese language support
- 141954f4f7d786526823b1be7ceafc81ed78250b6cb82550587b5b7968222a1a.exe (PID: 5588)
Reads the computer name
- WinHelp32.exe (PID: 3876)
- 141954f4f7d786526823b1be7ceafc81ed78250b6cb82550587b5b7968222a1a.exe (PID: 5588)
- WinHelp32.exe (PID: 396)
Checks supported languages
- 141954f4f7d786526823b1be7ceafc81ed78250b6cb82550587b5b7968222a1a.exe (PID: 5588)
- WinHelp32.exe (PID: 396)
- WinHelp32.exe (PID: 3876)
Reads CPU info
- WinHelp32.exe (PID: 3876)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win64 Executable (generic) (64.6) |
|---|---|---|
| .dll | | | Win32 Dynamic Link Library (generic) (15.4) |
| .exe | | | Win32 Executable (generic) (10.5) |
| .exe | | | Generic Win/DOS Executable (4.6) |
| .exe | | | DOS Executable Generic (4.6) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2021:10:03 06:20:58+00:00 |
| ImageFileCharacteristics: | No relocs, Executable, No line numbers, No symbols, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 6 |
| CodeSize: | 8192 |
| InitializedDataSize: | 1085440 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x21e0 |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 1.0.0.1 |
| ProductVersionNumber: | 1.0.0.1 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Windows NT 32-bit |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Chinese (Simplified) |
| CharacterSet: | Unicode |
| Comments: | - |
| CompanyName: | Microsoft Corporation |
| FileDescription: | loder |
| FileVersion: | 1, 0, 0, 1 |
| InternalName: | loder |
| LegalCopyright: | 版权所有(C) 2020 |
| LegalTrademarks: | - |
| OriginalFileName: | loder.dat |
| PrivateBuild: | - |
| ProductName: | Microsoft Corporation loder |
| ProductVersion: | 1, 0, 0, 1 |
| SpecialBuild: | - |
Total processes
121
Monitored processes
4
Malicious processes
2
Suspicious processes
1
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 396 | C:\windows\WinHelp32.exe -auto | C:\Windows\WinHelp32.exe | — | services.exe | |||||||||||
User: SYSTEM Company: Microsoft Corporation Integrity Level: SYSTEM Description: loder Exit code: 0 Version: 1, 0, 0, 1 Modules
| |||||||||||||||
| 716 | "C:\Users\admin\Desktop\141954f4f7d786526823b1be7ceafc81ed78250b6cb82550587b5b7968222a1a.exe" | C:\Users\admin\Desktop\141954f4f7d786526823b1be7ceafc81ed78250b6cb82550587b5b7968222a1a.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: loder Exit code: 3221226540 Version: 1, 0, 0, 1 Modules
| |||||||||||||||
| 3876 | C:\windows\WinHelp32.exe -acsi | C:\Windows\WinHelp32.exe | WinHelp32.exe | ||||||||||||
User: SYSTEM Company: Microsoft Corporation Integrity Level: SYSTEM Description: loder Version: 1, 0, 0, 1 Modules
| |||||||||||||||
| 5588 | "C:\Users\admin\Desktop\141954f4f7d786526823b1be7ceafc81ed78250b6cb82550587b5b7968222a1a.exe" | C:\Users\admin\Desktop\141954f4f7d786526823b1be7ceafc81ed78250b6cb82550587b5b7968222a1a.exe | explorer.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: loder Exit code: 0 Version: 1, 0, 0, 1 Modules
| |||||||||||||||
Total events
218
Read events
216
Write events
2
Delete events
0
Modification events
| (PID) Process: | (3876) WinHelp32.exe | Key: | HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\WinHelp32 |
| Operation: | write | Name: | InstallTime |
Value: 2025-02-01 01:50 | |||
| (PID) Process: | (3876) WinHelp32.exe | Key: | HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\WinHelp32 |
| Operation: | write | Name: | Packet |
Value: VIP | |||
Executable files
1
Suspicious files
0
Text files
4
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 5588 | 141954f4f7d786526823b1be7ceafc81ed78250b6cb82550587b5b7968222a1a.exe | C:\Windows\WinHelp32.exe | executable | |
MD5:1A616DD34759B8EA2FA4BC6486B711E2 | SHA256:141954F4F7D786526823B1BE7CEAFC81ED78250B6CB82550587B5B7968222A1A | |||
| 5588 | 141954f4f7d786526823b1be7ceafc81ed78250b6cb82550587b5b7968222a1a.exe | C:\Windows\SysWOW64\ini.ini | text | |
MD5:FE9AF7587D65300338177538AA72F924 | SHA256:556243E27A369FBDFF1ECFB413B7540F1EB4E6BECBA03B76D221443B0D022351 | |||
| 5588 | 141954f4f7d786526823b1be7ceafc81ed78250b6cb82550587b5b7968222a1a.exe | C:\input.txt | text | |
MD5:3416A75F4CEA9109507CACD8E2F2AEFC | SHA256:3D914F9348C9CC0FF8A79716700B9FCD4D2F3E711608004EB8F138BCBA7F14D9 | |||
| 3876 | WinHelp32.exe | C:\input.txt | text | |
MD5:3416A75F4CEA9109507CACD8E2F2AEFC | SHA256:3D914F9348C9CC0FF8A79716700B9FCD4D2F3E711608004EB8F138BCBA7F14D9 | |||
| 396 | WinHelp32.exe | C:\input.txt | text | |
MD5:3416A75F4CEA9109507CACD8E2F2AEFC | SHA256:3D914F9348C9CC0FF8A79716700B9FCD4D2F3E711608004EB8F138BCBA7F14D9 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
4
TCP/UDP connections
22
DNS requests
6
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
4712 | MoUsoCoreWorker.exe | GET | 200 | 95.101.78.32:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
5892 | svchost.exe | GET | 200 | 95.101.78.32:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
4712 | MoUsoCoreWorker.exe | GET | 200 | 184.30.21.171:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
5892 | svchost.exe | GET | 200 | 184.30.21.171:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.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 |
|---|---|---|---|---|---|---|
— | — | 104.126.37.139:443 | www.bing.com | Akamai International B.V. | DE | whitelisted |
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
— | — | 4.231.128.59:443 | — | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
4712 | MoUsoCoreWorker.exe | 4.231.128.59:443 | — | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
5892 | svchost.exe | 4.231.128.59:443 | — | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
3876 | WinHelp32.exe | 122.51.89.70:8001 | — | Shenzhen Tencent Computer Systems Company Limited | CN | unknown |
4712 | MoUsoCoreWorker.exe | 95.101.78.32:80 | crl.microsoft.com | Akamai International B.V. | NL | whitelisted |
5892 | svchost.exe | 95.101.78.32:80 | crl.microsoft.com | Akamai International B.V. | NL | whitelisted |
4712 | MoUsoCoreWorker.exe | 184.30.21.171:80 | www.microsoft.com | AKAMAI-AS | DE | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
www.bing.com |
| whitelisted |
google.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
settings-win.data.microsoft.com |
| whitelisted |
self.events.data.microsoft.com |
| whitelisted |