| File name: | FastCopy5.8.1_installer.exe |
| Full analysis: | https://app.any.run/tasks/115f35a0-f0b5-4c88-b5c0-c013ef6f5b89 |
| Verdict: | Malicious activity |
| Analysis date: | April 17, 2025, 22:42:01 |
| OS: | Windows 10 Professional (build: 19044, 64 bit) |
| Indicators: | |
| MIME: | application/vnd.microsoft.portable-executable |
| File info: | PE32 executable (GUI) Intel 80386, for MS Windows, 4 sections |
| MD5: | 164171BF6581DB0D51FBDD29F28C7ACE |
| SHA1: | AA56DDB88151181F6B6B085295BDA026AB442AD1 |
| SHA256: | 8CF334A89D788442D5C8A7CAC8CADAF1670C161A29229771641A03ACD5A4B0EC |
| SSDEEP: | 98304:BQnBNXAFr8Oo8R9mHPIfvMMKv56B0mdXHSqimhgKxhuzBBRGptgzxEz2dvUlJJH4:320HboP |
MALICIOUS
No malicious indicators.SUSPICIOUS
Executable content was dropped or overwritten
- FastCopy5.8.1_installer.exe (PID: 5176)
Creates a software uninstall entry
- FastCopy5.8.1_installer.exe (PID: 5176)
Reads security settings of Internet Explorer
- FastCopy5.8.1_installer.exe (PID: 5176)
INFO
Checks supported languages
- FastCopy5.8.1_installer.exe (PID: 5176)
- FastCopy.exe (PID: 5260)
The sample compiled with japanese language support
- FastCopy5.8.1_installer.exe (PID: 5176)
Creates files or folders in the user directory
- FastCopy5.8.1_installer.exe (PID: 5176)
Process checks whether UAC notifications are on
- FastCopy.exe (PID: 5260)
Reads the machine GUID from the registry
- FastCopy5.8.1_installer.exe (PID: 5176)
- FastCopy.exe (PID: 5260)
Reads the computer name
- FastCopy5.8.1_installer.exe (PID: 5176)
- FastCopy.exe (PID: 5260)
Checks proxy server information
- slui.exe (PID: 5228)
Process checks computer location settings
- FastCopy5.8.1_installer.exe (PID: 5176)
Reads the software policy settings
- slui.exe (PID: 5228)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win64 Executable (generic) (76.4) |
|---|---|---|
| .exe | | | Win32 Executable (generic) (12.4) |
| .exe | | | Generic Win/DOS Executable (5.5) |
| .exe | | | DOS Executable Generic (5.5) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2025:01:27 13:23:35+00:00 |
| ImageFileCharacteristics: | No relocs, Executable, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 14.16 |
| CodeSize: | 373760 |
| InitializedDataSize: | 271360 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x3cdab |
| OSVersion: | 5.1 |
| ImageVersion: | - |
| SubsystemVersion: | 5.1 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 5.8.1.0 |
| ProductVersionNumber: | 5.8.1.0 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Windows NT 32-bit |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Japanese |
| CharacterSet: | Unicode |
| Comments: | https://fastcopy.jp |
| CompanyName: | FastCopy Lab, LLC. |
| FileDescription: | FastCopy Installer |
| FileVersion: | 5.8.1.0 |
| InternalName: | FastCopy Installer |
| LegalCopyright: | Copyright (C) 2004-2025 SHIROUZU Hiroaki and FastCopy Lab, LLC. All rights reserved. |
| OriginalFileName: | setup.exe |
| ProductName: | FastCopy |
| ProductVersion: | 5.8.1.0 |
Total processes
131
Monitored processes
3
Malicious processes
1
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5176 | "C:\Users\admin\Desktop\FastCopy5.8.1_installer.exe" | C:\Users\admin\Desktop\FastCopy5.8.1_installer.exe | explorer.exe | ||||||||||||
User: admin Company: FastCopy Lab, LLC. Integrity Level: MEDIUM Description: FastCopy Installer Exit code: 0 Version: 5.8.1.0 Modules
| |||||||||||||||
| 5228 | 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
| |||||||||||||||
| 5260 | "C:\Users\admin\FastCopy\FastCopy.exe" /INSTALL | C:\Users\admin\FastCopy\FastCopy.exe | — | FastCopy5.8.1_installer.exe | |||||||||||
User: admin Company: FastCopy Lab, LLC. Integrity Level: MEDIUM Description: FastCopy Version: 5.8.1.0 Modules
| |||||||||||||||
Total events
3 905
Read events
3 894
Write events
11
Delete events
0
Modification events
| (PID) Process: | (5176) FastCopy5.8.1_installer.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\FastCopy |
| Operation: | write | Name: | DisplayName |
Value: FastCopy | |||
| (PID) Process: | (5176) FastCopy5.8.1_installer.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\FastCopy |
| Operation: | write | Name: | UninstallString |
Value: C:\Users\admin\FastCopy\setup.exe /r | |||
| (PID) Process: | (5176) FastCopy5.8.1_installer.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\FastCopy |
| Operation: | write | Name: | DisplayIcon |
Value: C:\Users\admin\FastCopy\FastCopy.exe | |||
| (PID) Process: | (5176) FastCopy5.8.1_installer.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\FastCopy |
| Operation: | write | Name: | DisplayVersion |
Value: 5.8.1 | |||
| (PID) Process: | (5176) FastCopy5.8.1_installer.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\FastCopy |
| Operation: | write | Name: | Publisher |
Value: H.Shirouzu & FastCopy Lab, LLC. | |||
| (PID) Process: | (5176) FastCopy5.8.1_installer.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\FastCopy |
| Operation: | write | Name: | EstimatedSize |
Value: 4100 | |||
| (PID) Process: | (5176) FastCopy5.8.1_installer.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\FastCopy |
| Operation: | write | Name: | HelpLink |
Value: https://fastcopy.jp/help/fastcopy.htm | |||
| (PID) Process: | (5176) FastCopy5.8.1_installer.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\FastCopy |
| Operation: | write | Name: | URLUpdateInfo |
Value: https://fastcopy.jp | |||
| (PID) Process: | (5176) FastCopy5.8.1_installer.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\FastCopy |
| Operation: | write | Name: | URLInfoAbout |
Value: https://github.com/FastCopyLab/FastCopy/issues | |||
| (PID) Process: | (5176) FastCopy5.8.1_installer.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\FastCopy |
| Operation: | write | Name: | Comments |
Value: pub-setup@fastcopy.jp | |||
Executable files
8
Suspicious files
8
Text files
4
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 5176 | FastCopy5.8.1_installer.exe | C:\Users\admin\FastCopy\msix\fastcopy3.msix | compressed | |
MD5:FF2D88F40C4175183B27B3F59D07D0C0 | SHA256:D24C033821D6A179B4B4814856129497A0D1EDF11F55BF56CDD9F8FCBAF15CC9 | |||
| 5176 | FastCopy5.8.1_installer.exe | C:\Users\admin\FastCopy\FastExt1.dll | executable | |
MD5:FCCAAEBCFFFC7BCFABEEB70BE8E952AE | SHA256:32D52187B20575F8DAD4D9FA139586C7A00805EA83FBC00E8E93439F9A0F9EDC | |||
| 5176 | FastCopy5.8.1_installer.exe | C:\Users\admin\FastCopy\setup.exe | executable | |
MD5:E5B4797E8B57BCEC4C4B5FAEF42103AA | SHA256:AB29422E33A34D5B2CEBB3DD2C6479D00092A5D4833FDD242935CAC30A27506E | |||
| 5176 | FastCopy5.8.1_installer.exe | C:\Users\admin\FastCopy\FastEx11.dll | executable | |
MD5:627033483CFC93A3786332BBF547C758 | SHA256:AFDADEB9792D89224F77570AE6F922F0EFFBDD2482FC8BB8752144AC93BE87AD | |||
| 5176 | FastCopy5.8.1_installer.exe | C:\Users\admin\FastCopy\FastEx64.dll | executable | |
MD5:42FEA7D46628269185F9483D5B2CBFBF | SHA256:1F0C3BD52D602BFB16003D3881C4E4EE22235CA7A18EA64D79911204CC517BBB | |||
| 5176 | FastCopy5.8.1_installer.exe | C:\Users\admin\FastCopy\msix\fastcopy1.msix | compressed | |
MD5:0854621630A0F6775F5EBF0A02067C2A | SHA256:7C0B01444732D5478C1F5127482B8876078DE1DEC89BA7A752E16DD8DA0733EE | |||
| 5176 | FastCopy5.8.1_installer.exe | C:\Users\admin\FastCopy\FcHash.exe | executable | |
MD5:D03C8E1C6A9824052CF70D6D118357DE | SHA256:6B7C960F495451F50FAF08EC41FA24D84E4879C4640209E6748A765483C203DF | |||
| 5176 | FastCopy5.8.1_installer.exe | C:\Users\admin\FastCopy\msix\fastcopy0.msix | compressed | |
MD5:D272669D863FF5976796D89B7B1EC48E | SHA256:5BB8B0F5A7413863E92DDD14C9E65C1DC285BB45C30D8FE5520D905E61BDD4D8 | |||
| 5176 | FastCopy5.8.1_installer.exe | C:\Users\admin\FastCopy\fcp.exe | executable | |
MD5:352F6ABB93A2AAA89724EABF523FCC8B | SHA256:D85B2E208BDA461AB95583CC0B5500FF935FC3C074378CF449B05A4A0DBCAD7E | |||
| 5176 | FastCopy5.8.1_installer.exe | C:\Users\admin\FastCopy\FastCopy.exe | executable | |
MD5:B93F2734287F99C39F284ADCE862549B | SHA256:78964A1AC0A253CB78A93799570F40D872D58CADE2AE17F0CAE97A46D8CB235E | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
29
TCP/UDP connections
51
DNS requests
15
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
5064 | 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 |
5064 | SIHClient.exe | GET | 200 | 2.16.164.72:80 | http://crl.microsoft.com/pki/crl/products/MicTimStaPCA_2010-07-01.crl | unknown | — | — | whitelisted |
— | — | GET | 200 | 20.109.210.53:443 | https://slscr.update.microsoft.com/SLS/%7B522D76A4-93E1-47F8-B8CE-07C937AD1A1E%7D/x64/10.0.19045.4046/0?CH=686&L=en-US&P=&PT=0x30&WUA=10.0.19041.3996&MK=DELL&MD=DELL | unknown | — | — | — |
— | — | GET | 304 | 20.109.210.53:443 | https://slscr.update.microsoft.com/SLS/%7B522D76A4-93E1-47F8-B8CE-07C937AD1A1E%7D/x64/10.0.19045.4046/0?CH=686&L=en-US&P=&PT=0x30&WUA=10.0.19041.3996&MK=DELL&MD=DELL | unknown | — | — | — |
2340 | RUXIMICS.exe | GET | 200 | 23.216.77.25:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
5064 | SIHClient.exe | GET | 200 | 95.101.149.131:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20Update%20Signing%20CA%202.1.crl | unknown | — | — | whitelisted |
5064 | SIHClient.exe | GET | 200 | 2.16.164.72:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut_2010-06-23.crl | unknown | — | — | whitelisted |
5064 | SIHClient.exe | GET | 200 | 95.101.149.131:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Signing%20CA%202.1.crl | unknown | — | — | whitelisted |
5064 | SIHClient.exe | GET | 200 | 95.101.149.131:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20Update%20Signing%20CA%202.2.crl | unknown | — | — | whitelisted |
5064 | SIHClient.exe | GET | 200 | 95.101.149.131:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Signing%20CA%202.2.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 |
|---|---|---|---|---|---|---|
2340 | RUXIMICS.exe | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
— | — | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
— | — | 172.211.123.250:443 | client.wns.windows.com | MICROSOFT-CORP-MSN-AS-BLOCK | FR | whitelisted |
6544 | svchost.exe | 40.126.32.138:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
2340 | RUXIMICS.exe | 23.216.77.25:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
3216 | svchost.exe | 172.211.123.250:443 | client.wns.windows.com | MICROSOFT-CORP-MSN-AS-BLOCK | FR | whitelisted |
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
2104 | svchost.exe | 40.127.240.158:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
5064 | SIHClient.exe | 52.149.20.212:443 | slscr.update.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |
google.com |
| whitelisted |
login.live.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
slscr.update.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
fe3cr.delivery.mp.microsoft.com |
| whitelisted |
nexusrules.officeapps.live.com |
| whitelisted |
activation-v2.sls.microsoft.com |
| whitelisted |