File name:

FileZilla_3.67.0_win64-setup.exe

Full analysis: https://app.any.run/tasks/a6c342b2-edc8-47a9-991d-52c8bab0919b
Verdict: Malicious activity
Analysis date: July 02, 2024, 17:21:45
OS: Windows 10 Professional (build: 19045, 64 bit)
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows, Nullsoft Installer self-extracting archive
MD5:

D24255FA5F117A2506045143856B6336

SHA1:

8EA2BF726044E98479076D0E64327F7AE7A6E5F2

SHA256:

D7E11B178FCC3D1EE7F6AD3DCE6DA2EA043DE64D521CF3578FB09031CBDB0AE2

SSDEEP:

98304:HMyWOAfu/ycn2A237vF402BeCkdLddmK2bKg9eR5S2UjaVWxnHs5sleLWmArq0zM:8lzP5chUclFe0OHEcKswjajKqUn4

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

    • Drops the executable file immediately after the start

      • FileZilla_3.67.0_win64-setup.exe (PID: 5584)
      • FileZilla_3.67.0_win64-setup.exe (PID: 5764)
      • uninstall.exe (PID: 5084)

    • Registers / Runs the DLL via REGSVR32.EXE

      • uninstall.exe (PID: 5084)
      • FileZilla_3.67.0_win64-setup.exe (PID: 5764)

  • SUSPICIOUS

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

      • FileZilla_3.67.0_win64-setup.exe (PID: 5584)
      • FileZilla_3.67.0_win64-setup.exe (PID: 5764)
      • uninstall.exe (PID: 5084)

    • Executable content was dropped or overwritten

      • FileZilla_3.67.0_win64-setup.exe (PID: 5584)
      • FileZilla_3.67.0_win64-setup.exe (PID: 5764)
      • uninstall.exe (PID: 5084)

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

      • FileZilla_3.67.0_win64-setup.exe (PID: 5584)
      • FileZilla_3.67.0_win64-setup.exe (PID: 5764)
      • uninstall.exe (PID: 5084)

    • Reads the date of Windows installation

      • FileZilla_3.67.0_win64-setup.exe (PID: 5584)

    • Reads security settings of Internet Explorer

      • FileZilla_3.67.0_win64-setup.exe (PID: 5584)
      • filezilla.exe (PID: 6444)

    • Application launched itself

      • FileZilla_3.67.0_win64-setup.exe (PID: 5584)

    • Searches for installed software

      • FileZilla_3.67.0_win64-setup.exe (PID: 5764)

    • Creates a software uninstall entry

      • FileZilla_3.67.0_win64-setup.exe (PID: 5764)

    • Creates/Modifies COM task schedule object

      • regsvr32.exe (PID: 6416)

  • INFO

    • Create files in a temporary directory

      • FileZilla_3.67.0_win64-setup.exe (PID: 5584)
      • FileZilla_3.67.0_win64-setup.exe (PID: 5764)
      • uninstall.exe (PID: 5084)

    • Reads the computer name

      • FileZilla_3.67.0_win64-setup.exe (PID: 5584)
      • FileZilla_3.67.0_win64-setup.exe (PID: 5764)
      • uninstall.exe (PID: 5084)
      • filezilla.exe (PID: 6444)

    • Checks supported languages

      • FileZilla_3.67.0_win64-setup.exe (PID: 5584)
      • FileZilla_3.67.0_win64-setup.exe (PID: 5764)
      • uninstall.exe (PID: 5084)
      • filezilla.exe (PID: 6444)

    • Process checks computer location settings

      • FileZilla_3.67.0_win64-setup.exe (PID: 5584)

    • Creates files in the program directory

      • FileZilla_3.67.0_win64-setup.exe (PID: 5764)

    • Creates files or folders in the user directory

      • filezilla.exe (PID: 6444)
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: 3.67.0.0
ProductVersionNumber: 3.67.0.0
FileFlagsMask: 0x0000
FileFlags: (none)
FileOS: Win32
ObjectFileType: Executable application
FileSubtype: -
LanguageCode: English (U.S.)
CharacterSet: Unicode
CompanyName: Tim Kosse
FileDescription: FileZilla FTP Client
FileVersion: 3.67.0
LegalCopyright: Tim Kosse
OriginalFileName: FileZilla_3.67.0_win32-setup.exe
ProductName: FileZilla
ProductVersion: 3.67.0
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
135
Monitored processes
6
Malicious processes
3
Suspicious processes
0

Behavior graph

Click at the process to see the details
start filezilla_3.67.0_win64-setup.exe filezilla_3.67.0_win64-setup.exe uninstall.exe regsvr32.exe no specs regsvr32.exe no specs filezilla.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
876"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
5084"C:\Program Files\FileZilla FTP Client\uninstall.exe" /frominstall /keepstartmenudir _?=C:\Program Files\FileZilla FTP ClientC:\Program Files\FileZilla FTP Client\uninstall.exe
FileZilla_3.67.0_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
5584"C:\Users\admin\AppData\Local\Temp\FileZilla_3.67.0_win64-setup.exe" C:\Users\admin\AppData\Local\Temp\FileZilla_3.67.0_win64-setup.exe
explorer.exe
User:
admin
Company:
Tim Kosse
Integrity Level:
MEDIUM
Description:
FileZilla FTP Client
Exit code:
0
Version:
3.67.0
Modules
Images
c:\users\admin\appdata\local\temp\filezilla_3.67.0_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
5764"C:\Users\admin\AppData\Local\Temp\FileZilla_3.67.0_win64-setup.exe" /UAC:401DA /NCRC C:\Users\admin\AppData\Local\Temp\FileZilla_3.67.0_win64-setup.exe
FileZilla_3.67.0_win64-setup.exe
User:
admin
Company:
Tim Kosse
Integrity Level:
HIGH
Description:
FileZilla FTP Client
Exit code:
0
Version:
3.67.0
Modules
Images
c:\users\admin\appdata\local\temp\filezilla_3.67.0_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
6416"C:\WINDOWS\system32\regsvr32.exe" /s "C:\Program Files\FileZilla FTP Client\fzshellext_64.dll"C:\Windows\System32\regsvr32.exe—FileZilla_3.67.0_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
6444"C:\Program Files\FileZilla FTP Client\filezilla.exe" C:\Program Files\FileZilla FTP Client\filezilla.exe—FileZilla_3.67.0_win64-setup.exe
User:
admin
Company:
FileZilla Project
Integrity Level:
MEDIUM
Description:
FileZilla FTP Client
Version:
3, 67, 0, 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
Total events
15 821
Read events
15 751
Write events
54
Delete events
16

Modification events

(PID) Process:(5084) uninstall.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer
Operation:writeName:GlobalAssocChangedCounter
Value:
12
(PID) Process:(876) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Directory\shellex\CopyHookHandlers\FileZilla3CopyHook
Operation:delete keyName:(default)
Value:
(PID) Process:(876) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{DB70412E-EEC9-479C-BBA9-BE36BFDDA41B}\InProcServer32
Operation:delete keyName:(default)
Value:
(PID) Process:(876) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{DB70412E-EEC9-479C-BBA9-BE36BFDDA41B}
Operation:delete keyName:(default)
Value:
(PID) Process:(876) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\FileZilla 3\fzshellext
Operation:delete valueName:Enable
Value:

(PID) Process:(876) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\FileZilla 3\fzshellext
Operation:delete keyName:(default)
Value:
(PID) Process:(876) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\FileZilla 3
Operation:delete keyName:(default)
Value:
(PID) Process:(876) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer
Operation:writeName:GlobalAssocChangedCounter
Value:
17
(PID) Process:(876) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer
Operation:writeName:GlobalAssocChangedCounter
Value:
18
(PID) Process:(5084) uninstall.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer
Operation:writeName:GlobalAssocChangedCounter
Value:
13
Executable files
35
Suspicious files
120
Text files
715
Unknown types
1

Dropped files

PID
Process
Filename
Type
5764FileZilla_3.67.0_win64-setup.exeC:\Users\admin\AppData\Local\Temp\nstDD63.tmp\nsDialogs.dllexecutable
MD5:1D8F01A83DDD259BC339902C1D33C8F1
SHA256:4B7D17DA290F41EBE244827CC295CE7E580DA2F7E9F7CC3EFC1ABC6898E3C9ED
5764FileZilla_3.67.0_win64-setup.exeC:\Users\admin\AppData\Local\Temp\nstDD63.tmp\modern-wizard.bmpimage
MD5:CBE40FD2B1EC96DAEDC65DA172D90022
SHA256:3AD2DC318056D0A2024AF1804EA741146CFC18CC404649A44610CBF8B2056CF2
5084uninstall.exeC:\Users\admin\AppData\Local\Temp\nsmF178.tmp\UAC.dllexecutable
MD5:ADB29E6B186DAA765DC750128649B63D
SHA256:2F7F8FC05DC4FD0D5CDA501B47E4433357E887BBFED7292C028D99C73B52DC08
5764FileZilla_3.67.0_win64-setup.exeC:\Users\admin\AppData\Local\Temp\nstDD63.tmp\UserInfo.dllexecutable
MD5:D458B8251443536E4A334147E0170E95
SHA256:4913D4CCCF84CD0534069107CFF3E8E2F427160CAD841547DB9019310AC86CC7
5084uninstall.exeC:\Users\admin\AppData\Local\Temp\nsmF178.tmp\System.dllexecutable
MD5:564BB0373067E1785CBA7E4C24AAB4BF
SHA256:7A9DDEE34562CD3703F1502B5C70E99CD5BBA15DE2B6845A3555033D7F6CB2A5
5764FileZilla_3.67.0_win64-setup.exeC:\Program Files\FileZilla FTP Client\filezilla.exeexecutable
MD5:79CEF3C9DE232D1F58F0E26292376584
SHA256:26D717E65101B0CCD5D491C406F76A216381410890508D3D154D5AA073698887
5084uninstall.exeC:\Users\admin\AppData\Local\Temp\nsmF178.tmp\modern-wizard.bmpimage
MD5:CBE40FD2B1EC96DAEDC65DA172D90022
SHA256:3AD2DC318056D0A2024AF1804EA741146CFC18CC404649A44610CBF8B2056CF2
5084uninstall.exeC:\Users\admin\AppData\Local\Temp\nsmF177.tmpbinary
MD5:C7E474CA3901FC9AE5FD124308FF74E4
SHA256:4AAE673DFCC1FC8A4B90D0E0DB2BEB6769CED86AD23F3816B9533B2BDA2E2C50
5084uninstall.exeC:\Users\admin\AppData\Local\Temp\nsmF178.tmp\UserInfo.dllexecutable
MD5:98FF85B635D9114A9F6A0CD7B9B649D0
SHA256:933F93A30CE44DF96CBC4AC0B56A8B02EE01DA27E4EA665D1D846357A8FCA8DE
5764FileZilla_3.67.0_win64-setup.exeC:\Program Files\FileZilla FTP Client\fzsftp.exeexecutable
MD5:1035E5D9386199763A1F683EC4644BF4
SHA256:BD4270C0FB61378B8C8F6720E5BB55921783D9255144D34CD13DD575B5C2B41B
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
6
TCP/UDP connections
54
DNS requests
15
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
1544
svchost.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D
unknown
—
—
unknown
3040
OfficeClickToRun.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEApDqVCbATUviZV57HIIulA%3D
unknown
—
—
unknown
2488
backgroundTaskHost.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAn5bsKVVV8kdJ6vHl3O1J0%3D
unknown
—
—
unknown
6244
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
—
—
unknown
6244
SIHClient.exe
GET
200
184.30.21.171:80
http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl
unknown
—
—
unknown
5124
backgroundTaskHost.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAn5bsKVVV8kdJ6vHl3O1J0%3D
unknown
—
—
unknown
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
3508
RUXIMICS.exe
4.231.128.59:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
4032
svchost.exe
239.255.255.250:1900
—
—
—
whitelisted
4
System
192.168.100.255:138
—
—
—
whitelisted
4656
SearchApp.exe
92.123.104.53:443
—
Akamai International B.V.
DE
unknown
2536
svchost.exe
4.231.128.59:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
1544
svchost.exe
20.190.159.64:443
login.live.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
1544
svchost.exe
192.229.221.95:80
—
EDGECAST
US
whitelisted
1060
svchost.exe
23.35.238.131:443
go.microsoft.com
AKAMAI-AS
DE
unknown
4
System
192.168.100.255:137
—
—
—
whitelisted
3040
OfficeClickToRun.exe
20.42.65.89:443
self.events.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
US
unknown

DNS requests

Domain
IP
Reputation
settings-win.data.microsoft.com
  • 4.231.128.59
whitelisted
login.live.com
  • 20.190.159.64
  • 40.126.31.73
  • 20.190.159.4
  • 40.126.31.67
  • 20.190.159.23
  • 20.190.159.71
  • 20.190.159.75
  • 20.190.159.2
whitelisted
go.microsoft.com
  • 23.35.238.131
whitelisted
self.events.data.microsoft.com
  • 20.42.65.89
whitelisted
arc.msn.com
  • 20.223.35.26
whitelisted
fd.api.iris.microsoft.com
  • 20.74.47.205
whitelisted
slscr.update.microsoft.com
  • 40.68.123.157
whitelisted
www.microsoft.com
  • 184.30.21.171
whitelisted
fe3cr.delivery.mp.microsoft.com
  • 20.3.187.198
whitelisted
www.bing.com
  • 104.126.37.147
  • 104.126.37.123
  • 104.126.37.146
  • 104.126.37.130
  • 104.126.37.153
  • 104.126.37.139
  • 104.126.37.131
  • 104.126.37.145
  • 104.126.37.152
whitelisted

Threats

No threats detected
No debug info
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Reports
FileZilla_3.67.0_win64-setup.exe