File name:

FileZilla_3.68.1_win64-setup.exe

Full analysis: https://app.any.run/tasks/566e488e-911f-44e1-ba21-30ff4eb95f5b
Verdict: Malicious activity
Analysis date: May 10, 2025, 03:46:22
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, Nullsoft Installer self-extracting archive, 5 sections
MD5:

DEEADC6F907DA391D6A3B8DB202CA703

SHA1:

83DAA87D196208FB6DED2A4F31A862FA86061E18

SHA256:

1FEB6C12F584E98F9FDDF95BF128F549310C738376FAB82A5893EAFED765AD83

SSDEEP:

98304:TbszW6LZZCZC7WAqexU3pSRMIHYHZKXIRN6HPdVNOAh8i9I1L7hTBR/g5shbNtti:vhr+W7VVYtZB3t7ANXOA

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: 6564)
  • SUSPICIOUS

    • There is functionality for taking screenshot (YARA)

      • FileZilla_3.68.1_win64-setup.exe (PID: 4608)
      • FileZilla_3.68.1_win64-setup.exe (PID: 5244)
    • Executable content was dropped or overwritten

      • uninstall.exe (PID: 6564)
      • FileZilla_3.68.1_win64-setup.exe (PID: 5244)
      • FileZilla_3.68.1_win64-setup.exe (PID: 4608)
    • The process creates files with name similar to system file names

      • FileZilla_3.68.1_win64-setup.exe (PID: 5244)
      • uninstall.exe (PID: 6564)
    • Malware-specific behavior (creating "System.dll" in Temp)

      • FileZilla_3.68.1_win64-setup.exe (PID: 5244)
      • uninstall.exe (PID: 6564)
      • FileZilla_3.68.1_win64-setup.exe (PID: 4608)
    • Reads security settings of Internet Explorer

      • FileZilla_3.68.1_win64-setup.exe (PID: 5244)
    • Application launched itself

      • FileZilla_3.68.1_win64-setup.exe (PID: 5244)
  • INFO

    • The sample compiled with english language support

      • FileZilla_3.68.1_win64-setup.exe (PID: 5244)
      • FileZilla_3.68.1_win64-setup.exe (PID: 4608)
    • Reads the computer name

      • uninstall.exe (PID: 6564)
      • FileZilla_3.68.1_win64-setup.exe (PID: 5244)
    • Checks supported languages

      • FileZilla_3.68.1_win64-setup.exe (PID: 5244)
      • uninstall.exe (PID: 6564)
    • Create files in a temporary directory

      • FileZilla_3.68.1_win64-setup.exe (PID: 5244)
      • uninstall.exe (PID: 6564)
      • FileZilla_3.68.1_win64-setup.exe (PID: 4608)
    • Process checks computer location settings

      • FileZilla_3.68.1_win64-setup.exe (PID: 5244)
    • Creates files in the program directory

      • FileZilla_3.68.1_win64-setup.exe (PID: 4608)
    • FileZilla executable

      • FileZilla_3.68.1_win64-setup.exe (PID: 5244)
      • FileZilla_3.68.1_win64-setup.exe (PID: 4608)
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: 2023:07:02 02:09:43+00:00
ImageFileCharacteristics: No relocs, Executable, No line numbers, No symbols, 32-bit
PEType: PE32
LinkerVersion: 6
CodeSize: 26624
InitializedDataSize: 139776
UninitializedDataSize: 2048
EntryPoint: 0x3645
OSVersion: 4
ImageVersion: 6
SubsystemVersion: 4
Subsystem: Windows GUI
FileVersionNumber: 3.68.1.0
ProductVersionNumber: 3.68.1.0
FileFlagsMask: 0x0000
FileFlags: (none)
FileOS: Win32
ObjectFileType: Executable application
FileSubtype: -
LanguageCode: English (U.S.)
CharacterSet: Unicode
CompanyName: Tim Kosse
FileDescription: FileZilla FTP Client
FileVersion: 3.68.1
LegalCopyright: Tim Kosse
OriginalFileName: FileZilla_3.68.1_win32-setup.exe
ProductName: FileZilla
ProductVersion: 3.68.1
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
131
Monitored processes
5
Malicious processes
1
Suspicious processes
2

Behavior graph

Click at the process to see the details
start filezilla_3.68.1_win64-setup.exe filezilla_3.68.1_win64-setup.exe sppextcomobj.exe no specs uninstall.exe regsvr32.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
2088C:\WINDOWS\system32\SppExtComObj.exe -EmbeddingC:\Windows\System32\SppExtComObj.Exesvchost.exe
User:
NETWORK SERVICE
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
KMS Connection Broker
Version:
10.0.19041.3996 (WinBuild.160101.0800)
4608"C:\Users\admin\AppData\Local\Temp\FileZilla_3.68.1_win64-setup.exe" /UAC:4028A /NCRC C:\Users\admin\AppData\Local\Temp\FileZilla_3.68.1_win64-setup.exe
FileZilla_3.68.1_win64-setup.exe
User:
admin
Company:
Tim Kosse
Integrity Level:
HIGH
Description:
FileZilla FTP Client
Version:
3.68.1
Modules
Images
c:\users\admin\appdata\local\temp\nskcfa8.tmp\nsdialogs.dll
c:\windows\syswow64\comdlg32.dll
c:\windows\syswow64\linkinfo.dll
c:\windows\syswow64\ntshrui.dll
c:\windows\syswow64\srvcli.dll
c:\windows\syswow64\cscapi.dll
c:\users\admin\appdata\local\temp\nskcfa8.tmp\nsis_appid.dll
c:\windows\syswow64\windows.staterepositoryps.dll
5212"C:\WINDOWS\system32\regsvr32.exe" /s /u "C:\Program Files\FileZilla FTP Client\fzshellext_64.dll"C:\Windows\System32\regsvr32.exeuninstall.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
5244"C:\Users\admin\AppData\Local\Temp\FileZilla_3.68.1_win64-setup.exe" C:\Users\admin\AppData\Local\Temp\FileZilla_3.68.1_win64-setup.exe
explorer.exe
User:
admin
Company:
Tim Kosse
Integrity Level:
MEDIUM
Description:
FileZilla FTP Client
Version:
3.68.1
Modules
Images
c:\users\admin\appdata\local\temp\filezilla_3.68.1_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
6564"C:\Program Files\FileZilla FTP Client\uninstall.exe" /frominstall /keepstartmenudir _?=C:\Program Files\FileZilla FTP ClientC:\Program Files\FileZilla FTP Client\uninstall.exe
FileZilla_3.68.1_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
Total events
593
Read events
567
Write events
11
Delete events
15

Modification events

(PID) Process:(5212) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Directory\shellex\CopyHookHandlers\FileZilla3CopyHook
Operation:delete keyName:(default)
Value:
(PID) Process:(5212) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{DB70412E-EEC9-479C-BBA9-BE36BFDDA41B}\InProcServer32
Operation:delete keyName:(default)
Value:
(PID) Process:(5212) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{DB70412E-EEC9-479C-BBA9-BE36BFDDA41B}
Operation:delete keyName:(default)
Value:
(PID) Process:(5212) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\FileZilla 3\fzshellext
Operation:delete valueName:Enable
Value:

(PID) Process:(5212) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\FileZilla 3\fzshellext
Operation:delete keyName:(default)
Value:
(PID) Process:(5212) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\FileZilla 3
Operation:delete keyName:(default)
Value:
(PID) Process:(5212) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer
Operation:writeName:GlobalAssocChangedCounter
Value:
18
(PID) Process:(5212) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer
Operation:writeName:GlobalAssocChangedCounter
Value:
19
(PID) Process:(6564) uninstall.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\Windows Error Reporting\LocalDumps\fzputtygen.exe
Operation:delete keyName:(default)
Value:
(PID) Process:(6564) uninstall.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\Windows Error Reporting\LocalDumps\fzstorj.exe
Operation:delete keyName:(default)
Value:
Executable files
33
Suspicious files
37
Text files
687
Unknown types
0

Dropped files

PID
Process
Filename
Type
4608FileZilla_3.68.1_win64-setup.exeC:\Users\admin\AppData\Local\Temp\nskCFA8.tmp\UAC.dllexecutable
MD5:ADB29E6B186DAA765DC750128649B63D
SHA256:2F7F8FC05DC4FD0D5CDA501B47E4433357E887BBFED7292C028D99C73B52DC08
5244FileZilla_3.68.1_win64-setup.exeC:\Users\admin\AppData\Local\Temp\nswC816.tmp\UAC.dllexecutable
MD5:ADB29E6B186DAA765DC750128649B63D
SHA256:2F7F8FC05DC4FD0D5CDA501B47E4433357E887BBFED7292C028D99C73B52DC08
6564uninstall.exeC:\Users\admin\AppData\Local\Temp\nsw5F36.tmp\modern-wizard.bmpimage
MD5:CBE40FD2B1EC96DAEDC65DA172D90022
SHA256:3AD2DC318056D0A2024AF1804EA741146CFC18CC404649A44610CBF8B2056CF2
4608FileZilla_3.68.1_win64-setup.exeC:\Users\admin\AppData\Local\Temp\nskCFA8.tmp\modern-wizard.bmpimage
MD5:CBE40FD2B1EC96DAEDC65DA172D90022
SHA256:3AD2DC318056D0A2024AF1804EA741146CFC18CC404649A44610CBF8B2056CF2
4608FileZilla_3.68.1_win64-setup.exeC:\Users\admin\AppData\Local\Temp\nskCFA8.tmp\UserInfo.dllexecutable
MD5:D458B8251443536E4A334147E0170E95
SHA256:4913D4CCCF84CD0534069107CFF3E8E2F427160CAD841547DB9019310AC86CC7
6564uninstall.exeC:\Users\admin\AppData\Local\Temp\nsw5F36.tmp\UserInfo.dllexecutable
MD5:98FF85B635D9114A9F6A0CD7B9B649D0
SHA256:933F93A30CE44DF96CBC4AC0B56A8B02EE01DA27E4EA665D1D846357A8FCA8DE
4608FileZilla_3.68.1_win64-setup.exeC:\Program Files\FileZilla FTP Client\filezilla.exeexecutable
MD5:40200009A0C97506BBDE505ACD7F8F04
SHA256:ABEABE84579BCD564161CBB1BE06E6A8DFD6C802ABA84233652244DF45973F96
4608FileZilla_3.68.1_win64-setup.exeC:\Program Files\FileZilla FTP Client\fzputtygen.exeexecutable
MD5:C186240151E0ED0C3E32FB6CA1C3EB01
SHA256:7227927B5184A8C3EE0632FC43859F2356B64155AC3A8CFC0D8154D177296634
6564uninstall.exeC:\Users\admin\AppData\Local\Temp\nsw5F36.tmp\System.dllexecutable
MD5:564BB0373067E1785CBA7E4C24AAB4BF
SHA256:7A9DDEE34562CD3703F1502B5C70E99CD5BBA15DE2B6845A3555033D7F6CB2A5
4608FileZilla_3.68.1_win64-setup.exeC:\Program Files\FileZilla FTP Client\fzsftp.exeexecutable
MD5:A29D88622CEC44994840FD06973681D3
SHA256:703886AA621C2F7CCFBB76B738AE837D411014180D1311CE2BBFB6317050ED84
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
7
TCP/UDP connections
21
DNS requests
13
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
5496
MoUsoCoreWorker.exe
GET
200
23.216.77.36:80
http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl
unknown
whitelisted
GET
200
23.216.77.36:80
http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl
unknown
whitelisted
5496
MoUsoCoreWorker.exe
GET
200
184.30.21.171:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl
unknown
whitelisted
6544
svchost.exe
GET
200
2.17.190.73:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D
unknown
whitelisted
GET
200
184.30.21.171:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl
unknown
whitelisted
2268
SIHClient.exe
GET
200
184.30.21.171:80
http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl
unknown
whitelisted
2268
SIHClient.exe
GET
200
184.30.21.171:80
http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.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
20.73.194.208:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
4
System
192.168.100.255:138
whitelisted
5496
MoUsoCoreWorker.exe
23.216.77.36:80
crl.microsoft.com
Akamai International B.V.
DE
whitelisted
23.216.77.36:80
crl.microsoft.com
Akamai International B.V.
DE
whitelisted
184.30.21.171:80
www.microsoft.com
AKAMAI-AS
DE
whitelisted
5496
MoUsoCoreWorker.exe
184.30.21.171:80
www.microsoft.com
AKAMAI-AS
DE
whitelisted
2112
svchost.exe
20.73.194.208:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
3216
svchost.exe
172.211.123.248:443
client.wns.windows.com
MICROSOFT-CORP-MSN-AS-BLOCK
FR
whitelisted
6544
svchost.exe
20.190.159.75:443
login.live.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
6544
svchost.exe
2.17.190.73:80
ocsp.digicert.com
AKAMAI-AS
DE
whitelisted

DNS requests

Domain
IP
Reputation
settings-win.data.microsoft.com
  • 20.73.194.208
  • 4.231.128.59
whitelisted
crl.microsoft.com
  • 23.216.77.36
  • 23.216.77.8
  • 23.216.77.38
whitelisted
google.com
  • 142.250.185.78
whitelisted
www.microsoft.com
  • 184.30.21.171
whitelisted
client.wns.windows.com
  • 172.211.123.248
whitelisted
login.live.com
  • 20.190.159.75
  • 40.126.31.1
  • 20.190.159.23
  • 20.190.159.128
  • 20.190.159.4
  • 20.190.159.71
  • 40.126.31.2
  • 40.126.31.73
whitelisted
ocsp.digicert.com
  • 2.17.190.73
whitelisted
slscr.update.microsoft.com
  • 52.149.20.212
whitelisted
fe3cr.delivery.mp.microsoft.com
  • 13.95.31.18
whitelisted

Threats

No threats detected
No debug info