File name:

FileZilla_3.69.1_win64-setup.exe

Full analysis: https://app.any.run/tasks/5ad8d77f-5ad6-4c90-b597-58c232a151d5
Verdict: Malicious activity
Analysis date: July 08, 2025, 23:30:06
OS: Windows 10 Professional (build: 19044, 64 bit)
MIME: application/vnd.microsoft.portable-executable
File info: PE32 executable (GUI) Intel 80386, for MS Windows, Nullsoft Installer self-extracting archive, 5 sections
MD5:

832FC7D6516129D85844BE73B1E65F90

SHA1:

CB0FE3C97400C4976825967D67A7AEE96D212C5C

SHA256:

6CBD5FDB157A7851CDD32B9A61D6136A31A5FA05FB36FD9403B920B708C9125E

SSDEEP:

98304:/lcvAFrOi5D5GmGRud3CrkaLft9mDuShL2IjV4F7AOhea+sJ8f+7mNtSGUPf6PZP:ra7U/JljyjSvByyzeAFjrhMi

ANY.RUN is an interactive service which provides full access to the guest system. Information in this report could be distorted by user actions and is provided for user acknowledgement as it is. ANY.RUN does not guarantee maliciousness or safety of the content.

  • MALICIOUS

    • Registers / Runs the DLL via REGSVR32.EXE

      • uninstall.exe (PID: 4820)
      • FileZilla_3.69.1_win64-setup.exe (PID: 5884)

  • SUSPICIOUS

    • Malware-specific behavior (creating "System.dll" in Temp)

      • FileZilla_3.69.1_win64-setup.exe (PID: 5340)
      • uninstall.exe (PID: 4820)
      • FileZilla_3.69.1_win64-setup.exe (PID: 5884)

    • The process creates files with name similar to system file names

      • FileZilla_3.69.1_win64-setup.exe (PID: 5340)
      • uninstall.exe (PID: 4820)
      • FileZilla_3.69.1_win64-setup.exe (PID: 5884)

    • Reads security settings of Internet Explorer

      • FileZilla_3.69.1_win64-setup.exe (PID: 5340)
      • filezilla.exe (PID: 6408)

    • Executable content was dropped or overwritten

      • FileZilla_3.69.1_win64-setup.exe (PID: 5340)
      • uninstall.exe (PID: 4820)
      • FileZilla_3.69.1_win64-setup.exe (PID: 5884)

    • Application launched itself

      • FileZilla_3.69.1_win64-setup.exe (PID: 5340)

    • There is functionality for taking screenshot (YARA)

      • FileZilla_3.69.1_win64-setup.exe (PID: 5884)
      • FileZilla_3.69.1_win64-setup.exe (PID: 5340)

    • Creates/Modifies COM task schedule object

      • regsvr32.exe (PID: 6572)

  • INFO

    • Reads the computer name

      • FileZilla_3.69.1_win64-setup.exe (PID: 5340)
      • uninstall.exe (PID: 4820)
      • FileZilla_3.69.1_win64-setup.exe (PID: 5884)
      • filezilla.exe (PID: 6408)

    • The sample compiled with english language support

      • FileZilla_3.69.1_win64-setup.exe (PID: 5340)
      • FileZilla_3.69.1_win64-setup.exe (PID: 5884)

    • Create files in a temporary directory

      • FileZilla_3.69.1_win64-setup.exe (PID: 5340)
      • uninstall.exe (PID: 4820)
      • FileZilla_3.69.1_win64-setup.exe (PID: 5884)

    • Process checks computer location settings

      • FileZilla_3.69.1_win64-setup.exe (PID: 5340)

    • Checks supported languages

      • FileZilla_3.69.1_win64-setup.exe (PID: 5340)
      • FileZilla_3.69.1_win64-setup.exe (PID: 5884)
      • uninstall.exe (PID: 4820)
      • filezilla.exe (PID: 6408)

    • FileZilla executable

      • FileZilla_3.69.1_win64-setup.exe (PID: 5340)
      • FileZilla_3.69.1_win64-setup.exe (PID: 5884)

    • Creates files in the program directory

      • FileZilla_3.69.1_win64-setup.exe (PID: 5884)

    • Creates files or folders in the user directory

      • filezilla.exe (PID: 6408)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Win32 Executable MS Visual C++ (generic) (67.4)
.dll | Win32 Dynamic Link Library (generic) (14.2)
.exe | Win32 Executable (generic) (9.7)
.exe | Generic Win/DOS Executable (4.3)
.exe | DOS Executable Generic (4.3)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2025:03:08 23:05:20+00:00
ImageFileCharacteristics: No relocs, Executable, No line numbers, No symbols, 32-bit
PEType: PE32
LinkerVersion: 6
CodeSize: 26624
InitializedDataSize: 139776
UninitializedDataSize: 2048
EntryPoint: 0x369f
OSVersion: 4
ImageVersion: 6
SubsystemVersion: 4
Subsystem: Windows GUI
FileVersionNumber: 3.69.1.0
ProductVersionNumber: 3.69.1.0
FileFlagsMask: 0x0000
FileFlags: (none)
FileOS: Win32
ObjectFileType: Executable application
FileSubtype: -
LanguageCode: English (U.S.)
CharacterSet: Unicode
CompanyName: Tim Kosse
FileDescription: FileZilla FTP Client
FileVersion: 3.69.1
LegalCopyright: Tim Kosse
OriginalFileName: FileZilla_3.69.1_win32-setup.exe
ProductName: FileZilla
ProductVersion: 3.69.1
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
146
Monitored processes
7
Malicious processes
2
Suspicious processes
1

Behavior graph

Click at the process to see the details
start filezilla_3.69.1_win64-setup.exe no specs filezilla_3.69.1_win64-setup.exe uninstall.exe no specs regsvr32.exe no specs slui.exe no specs regsvr32.exe no specs filezilla.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
2180"C:\WINDOWS\system32\regsvr32.exe" /s /u "C:\Program Files\FileZilla FTP Client\fzshellext_64.dll"C:\Windows\System32\regsvr32.exe—uninstall.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Microsoft(C) Register Server
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\regsvr32.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\aclayers.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\user32.dll
c:\windows\system32\win32u.dll
c:\windows\system32\gdi32.dll
4820"C:\Program Files\FileZilla FTP Client\uninstall.exe" /frominstall /keepstartmenudir _?=C:\Program Files\FileZilla FTP ClientC:\Program Files\FileZilla FTP Client\uninstall.exe—FileZilla_3.69.1_win64-setup.exe
User:
admin
Company:
Tim Kosse
Integrity Level:
HIGH
Description:
FileZilla FTP Client
Exit code:
0
Version:
3.65.0
Modules
Images
c:\program files\filezilla ftp client\uninstall.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
c:\windows\syswow64\advapi32.dll
5168C:\WINDOWS\System32\slui.exe -EmbeddingC:\Windows\System32\slui.exe—svchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Activation Client
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\slui.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\bcrypt.dll
c:\windows\system32\user32.dll
5340"C:\Users\admin\AppData\Local\Temp\FileZilla_3.69.1_win64-setup.exe" C:\Users\admin\AppData\Local\Temp\FileZilla_3.69.1_win64-setup.exe—explorer.exe
User:
admin
Company:
Tim Kosse
Integrity Level:
MEDIUM
Description:
FileZilla FTP Client
Exit code:
0
Version:
3.69.1
Modules
Images
c:\users\admin\appdata\local\temp\filezilla_3.69.1_win64-setup.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
c:\windows\syswow64\advapi32.dll
5884"C:\Users\admin\AppData\Local\Temp\FileZilla_3.69.1_win64-setup.exe" /UAC:702C8 /NCRC C:\Users\admin\AppData\Local\Temp\FileZilla_3.69.1_win64-setup.exe
FileZilla_3.69.1_win64-setup.exe
User:
admin
Company:
Tim Kosse
Integrity Level:
HIGH
Description:
FileZilla FTP Client
Exit code:
0
Version:
3.69.1
Modules
Images
c:\users\admin\appdata\local\temp\filezilla_3.69.1_win64-setup.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
c:\windows\syswow64\advapi32.dll
6408"C:\Program Files\FileZilla FTP Client\filezilla.exe" C:\Program Files\FileZilla FTP Client\filezilla.exe—FileZilla_3.69.1_win64-setup.exe
User:
admin
Company:
FileZilla Project
Integrity Level:
MEDIUM
Description:
FileZilla FTP Client
Exit code:
0
Version:
3, 69, 1, 0
Modules
Images
c:\program files\filezilla ftp client\filezilla.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\ole32.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\combase.dll
6572"C:\WINDOWS\system32\regsvr32.exe" /s "C:\Program Files\FileZilla FTP Client\fzshellext_64.dll"C:\Windows\System32\regsvr32.exe—FileZilla_3.69.1_win64-setup.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Microsoft(C) Register Server
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\regsvr32.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\aclayers.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\user32.dll
c:\windows\system32\win32u.dll
c:\windows\system32\gdi32.dll
Total events
3 614
Read events
3 579
Write events
20
Delete events
15

Modification events

(PID) Process:(2180) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Directory\shellex\CopyHookHandlers\FileZilla3CopyHook
Operation:delete keyName:(default)
Value:
(PID) Process:(2180) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{DB70412E-EEC9-479C-BBA9-BE36BFDDA41B}\InProcServer32
Operation:delete keyName:(default)
Value:
(PID) Process:(2180) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{DB70412E-EEC9-479C-BBA9-BE36BFDDA41B}
Operation:delete keyName:(default)
Value:
(PID) Process:(2180) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\FileZilla 3\fzshellext
Operation:delete valueName:Enable
Value:

(PID) Process:(2180) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\FileZilla 3\fzshellext
Operation:delete keyName:(default)
Value:
(PID) Process:(2180) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\FileZilla 3
Operation:delete keyName:(default)
Value:
(PID) Process:(2180) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer
Operation:writeName:GlobalAssocChangedCounter
Value:
19
(PID) Process:(2180) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer
Operation:writeName:GlobalAssocChangedCounter
Value:
20
(PID) Process:(4820) uninstall.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\Windows Error Reporting\LocalDumps\filezilla.exe
Operation:delete valueName:DumpType
Value:

(PID) Process:(4820) uninstall.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\Windows Error Reporting\LocalDumps\fzsftp.exe
Operation:delete valueName:DumpType
Value:

Executable files
35
Suspicious files
116
Text files
715
Unknown types
6

Dropped files

PID
Process
Filename
Type
5884FileZilla_3.69.1_win64-setup.exeC:\Users\admin\AppData\Local\Temp\nsd566F.tmp\System.dllexecutable
MD5:9B38A1B07A0EBC5C7E59E63346ECC2DB
SHA256:C881253DAFCF1322A771139B1A429EC1E78C507CA81A218A20DC1A4B25ABBFE7
5340FileZilla_3.69.1_win64-setup.exeC:\Users\admin\AppData\Local\Temp\nsb5277.tmp\System.dllexecutable
MD5:9B38A1B07A0EBC5C7E59E63346ECC2DB
SHA256:C881253DAFCF1322A771139B1A429EC1E78C507CA81A218A20DC1A4B25ABBFE7
5884FileZilla_3.69.1_win64-setup.exeC:\Users\admin\AppData\Local\Temp\nsd566F.tmp\UAC.dllexecutable
MD5:ADB29E6B186DAA765DC750128649B63D
SHA256:2F7F8FC05DC4FD0D5CDA501B47E4433357E887BBFED7292C028D99C73B52DC08
5340FileZilla_3.69.1_win64-setup.exeC:\Users\admin\AppData\Local\Temp\nsb5277.tmp\UAC.dllexecutable
MD5:ADB29E6B186DAA765DC750128649B63D
SHA256:2F7F8FC05DC4FD0D5CDA501B47E4433357E887BBFED7292C028D99C73B52DC08
5884FileZilla_3.69.1_win64-setup.exeC:\Users\admin\AppData\Local\Temp\nsd566F.tmp\UserInfo.dllexecutable
MD5:E6F30908ABFC6F53B7C3C36DAEC4586D
SHA256:E0DC3112796DBAA37F25AB54B7FAC2FBF791CBC6E36A84FC61C6423B84A3677B
5884FileZilla_3.69.1_win64-setup.exeC:\Users\admin\AppData\Local\Temp\nsd566F.tmp\modern-wizard.bmpimage
MD5:CBE40FD2B1EC96DAEDC65DA172D90022
SHA256:3AD2DC318056D0A2024AF1804EA741146CFC18CC404649A44610CBF8B2056CF2
4820uninstall.exeC:\Users\admin\AppData\Local\Temp\nsbB807.tmp\System.dllexecutable
MD5:564BB0373067E1785CBA7E4C24AAB4BF
SHA256:7A9DDEE34562CD3703F1502B5C70E99CD5BBA15DE2B6845A3555033D7F6CB2A5
5884FileZilla_3.69.1_win64-setup.exeC:\Program Files\FileZilla FTP Client\fzsftp.exeexecutable
MD5:2B27B9DA66E8C950C6CFF2D014C66D24
SHA256:FA36DB800EF6B0E955172841D0FAB84DA6DDB9A029A6DA9C4400024DC57A1A48
4820uninstall.exeC:\Users\admin\AppData\Local\Temp\nsbB807.tmp\UserInfo.dllexecutable
MD5:98FF85B635D9114A9F6A0CD7B9B649D0
SHA256:933F93A30CE44DF96CBC4AC0B56A8B02EE01DA27E4EA665D1D846357A8FCA8DE
4820uninstall.exeC:\Users\admin\AppData\Local\Temp\nsbB807.tmp\UAC.dllexecutable
MD5:ADB29E6B186DAA765DC750128649B63D
SHA256:2F7F8FC05DC4FD0D5CDA501B47E4433357E887BBFED7292C028D99C73B52DC08
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
5
TCP/UDP connections
23
DNS requests
16
Threats
1

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
1268
svchost.exe
GET
200
2.19.126.146:80
http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl
unknown
—
—
whitelisted
6284
svchost.exe
GET
200
2.23.77.188:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D
unknown
—
—
whitelisted
4800
SIHClient.exe
GET
200
23.35.229.160:80
http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl
unknown
—
—
whitelisted
4800
SIHClient.exe
GET
200
23.35.229.160:80
http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl
unknown
—
—
whitelisted
1268
svchost.exe
GET
200
95.101.149.131:80
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
1268
svchost.exe
51.124.78.146:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
4
System
192.168.100.255:137
—
—
—
whitelisted
5944
MoUsoCoreWorker.exe
51.124.78.146:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
5876
RUXIMICS.exe
51.124.78.146:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
4
System
192.168.100.255:138
—
—
—
whitelisted
1268
svchost.exe
20.73.194.208:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
1268
svchost.exe
2.19.126.146:80
crl.microsoft.com
Akamai International B.V.
DE
whitelisted
1268
svchost.exe
95.101.149.131:80
www.microsoft.com
Akamai International B.V.
NL
whitelisted
6284
svchost.exe
40.126.32.68:443
login.live.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
6284
svchost.exe
2.23.77.188:80
ocsp.digicert.com
AKAMAI-AS
DE
whitelisted

DNS requests

Domain
IP
Reputation
settings-win.data.microsoft.com
  • 51.124.78.146
  • 20.73.194.208
whitelisted
google.com
  • 216.58.206.78
whitelisted
crl.microsoft.com
  • 2.19.126.146
  • 2.19.126.133
whitelisted
www.microsoft.com
  • 95.101.149.131
  • 23.35.229.160
whitelisted
login.live.com
  • 40.126.32.68
  • 40.126.32.133
  • 20.190.160.5
  • 20.190.160.64
  • 20.190.160.17
  • 40.126.32.136
  • 20.190.160.2
  • 20.190.160.14
whitelisted
ocsp.digicert.com
  • 2.23.77.188
whitelisted
client.wns.windows.com
  • 172.211.123.250
whitelisted
nexusrules.officeapps.live.com
  • 52.111.227.14
whitelisted
slscr.update.microsoft.com
  • 20.12.23.50
whitelisted
fe3cr.delivery.mp.microsoft.com
  • 13.85.23.206
whitelisted

Threats

PID
Process
Class
Message
—
—
Unknown Traffic
ET USER_AGENTS Microsoft Dr Watson User-Agent (MSDW)
No debug info
Interactive malware hunting service ANY.RUN
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Reports
FileZilla_3.69.1_win64-setup.exe