File name:

FileZilla_3.67.1_win64-setup.exe

Full analysis: https://app.any.run/tasks/fe026f45-7f71-4cea-bffb-8bd2c0648594
Verdict: Malicious activity
Analysis date: July 22, 2024, 17:39:11
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:

C7A345322CF67EF0D17968BD55E907F1

SHA1:

DF9D8EA6A41A27D3A768564CE330B051BA0465BA

SHA256:

3BC0169E8A3CE0E28240B5C02A06BB59568B27B611850CCE26ED95CE54F43454

SSDEEP:

98304:bY4JLOVJjn4JZ/b36uA+rkO4r7ymZGG5ZnyTvp40SY/yKfQL9eD41BXtbUtpPozy:djco0BPB9vdIS9LU9QamxSlEs

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_3.67.1_win64-setup.exe (PID: 1108)
      • FileZilla_3.67.1_win64-setup.exe (PID: 812)
      • uninstall.exe (PID: 2656)

    • Registers / Runs the DLL via REGSVR32.EXE

      • uninstall.exe (PID: 2656)
      • FileZilla_3.67.1_win64-setup.exe (PID: 812)

  • SUSPICIOUS

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

      • FileZilla_3.67.1_win64-setup.exe (PID: 1108)
      • FileZilla_3.67.1_win64-setup.exe (PID: 812)
      • uninstall.exe (PID: 2656)

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

      • FileZilla_3.67.1_win64-setup.exe (PID: 1108)
      • FileZilla_3.67.1_win64-setup.exe (PID: 812)
      • uninstall.exe (PID: 2656)

    • Executable content was dropped or overwritten

      • FileZilla_3.67.1_win64-setup.exe (PID: 1108)
      • FileZilla_3.67.1_win64-setup.exe (PID: 812)
      • uninstall.exe (PID: 2656)

    • Reads the date of Windows installation

      • FileZilla_3.67.1_win64-setup.exe (PID: 1108)

    • Reads security settings of Internet Explorer

      • FileZilla_3.67.1_win64-setup.exe (PID: 1108)
      • filezilla.exe (PID: 5500)

    • Application launched itself

      • FileZilla_3.67.1_win64-setup.exe (PID: 1108)

    • Searches for installed software

      • FileZilla_3.67.1_win64-setup.exe (PID: 812)

    • Creates a software uninstall entry

      • FileZilla_3.67.1_win64-setup.exe (PID: 812)

    • Creates/Modifies COM task schedule object

      • regsvr32.exe (PID: 6592)

  • INFO

    • Checks supported languages

      • FileZilla_3.67.1_win64-setup.exe (PID: 1108)
      • FileZilla_3.67.1_win64-setup.exe (PID: 812)
      • filezilla.exe (PID: 5500)
      • uninstall.exe (PID: 2656)

    • Create files in a temporary directory

      • FileZilla_3.67.1_win64-setup.exe (PID: 1108)
      • FileZilla_3.67.1_win64-setup.exe (PID: 812)
      • uninstall.exe (PID: 2656)

    • Reads the computer name

      • FileZilla_3.67.1_win64-setup.exe (PID: 1108)
      • FileZilla_3.67.1_win64-setup.exe (PID: 812)
      • uninstall.exe (PID: 2656)
      • filezilla.exe (PID: 5500)

    • Process checks computer location settings

      • FileZilla_3.67.1_win64-setup.exe (PID: 1108)

    • Checks proxy server information

      • slui.exe (PID: 6040)

    • Creates files in the program directory

      • FileZilla_3.67.1_win64-setup.exe (PID: 812)

    • Creates files or folders in the user directory

      • filezilla.exe (PID: 5500)
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: 3.67.1.0
ProductVersionNumber: 3.67.1.0
FileFlagsMask: 0x0000
FileFlags: (none)
FileOS: Win32
ObjectFileType: Executable application
FileSubtype: -
LanguageCode: English (U.S.)
CharacterSet: Unicode
CompanyName: Tim Kosse
FileDescription: FileZilla FTP Client
FileVersion: 3.67.1
LegalCopyright: Tim Kosse
OriginalFileName: FileZilla_3.67.1_win32-setup.exe
ProductName: FileZilla
ProductVersion: 3.67.1
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
141
Monitored processes
8
Malicious processes
3
Suspicious processes
0

Behavior graph

Click at the process to see the details
start filezilla_3.67.1_win64-setup.exe filezilla_3.67.1_win64-setup.exe slui.exe no specs uninstall.exe slui.exe regsvr32.exe no specs regsvr32.exe no specs filezilla.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
812"C:\Users\admin\AppData\Local\Temp\FileZilla_3.67.1_win64-setup.exe" /UAC:9003A /NCRC C:\Users\admin\AppData\Local\Temp\FileZilla_3.67.1_win64-setup.exe
FileZilla_3.67.1_win64-setup.exe
User:
admin
Company:
Tim Kosse
Integrity Level:
HIGH
Description:
FileZilla FTP Client
Exit code:
0
Version:
3.67.1
Modules
Images
c:\users\admin\appdata\local\temp\filezilla_3.67.1_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
1108"C:\Users\admin\AppData\Local\Temp\FileZilla_3.67.1_win64-setup.exe" C:\Users\admin\AppData\Local\Temp\FileZilla_3.67.1_win64-setup.exe
explorer.exe
User:
admin
Company:
Tim Kosse
Integrity Level:
MEDIUM
Description:
FileZilla FTP Client
Exit code:
0
Version:
3.67.1
Modules
Images
c:\users\admin\appdata\local\temp\filezilla_3.67.1_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
2656"C:\Program Files\FileZilla FTP Client\uninstall.exe" /frominstall /keepstartmenudir _?=C:\Program Files\FileZilla FTP ClientC:\Program Files\FileZilla FTP Client\uninstall.exe
FileZilla_3.67.1_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
4656C:\WINDOWS\System32\slui.exe -EmbeddingC:\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
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
5500"C:\Program Files\FileZilla FTP Client\filezilla.exe" C:\Program Files\FileZilla FTP Client\filezilla.exe—FileZilla_3.67.1_win64-setup.exe
User:
admin
Company:
FileZilla Project
Integrity Level:
MEDIUM
Description:
FileZilla FTP Client
Version:
3, 67, 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
6040C:\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
6592"C:\WINDOWS\system32\regsvr32.exe" /s "C:\Program Files\FileZilla FTP Client\fzshellext_64.dll"C:\Windows\System32\regsvr32.exe—FileZilla_3.67.1_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
6656"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
Total events
16 504
Read events
16 434
Write events
54
Delete events
16

Modification events

(PID) Process:(2656) uninstall.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer
Operation:writeName:GlobalAssocChangedCounter
Value:
12
(PID) Process:(6656) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Directory\shellex\CopyHookHandlers\FileZilla3CopyHook
Operation:delete keyName:(default)
Value:
(PID) Process:(6656) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{DB70412E-EEC9-479C-BBA9-BE36BFDDA41B}\InProcServer32
Operation:delete keyName:(default)
Value:
(PID) Process:(6656) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{DB70412E-EEC9-479C-BBA9-BE36BFDDA41B}
Operation:delete keyName:(default)
Value:
(PID) Process:(6656) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\FileZilla 3\fzshellext
Operation:delete valueName:Enable
Value:

(PID) Process:(6656) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\FileZilla 3\fzshellext
Operation:delete keyName:(default)
Value:
(PID) Process:(6656) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\FileZilla 3
Operation:delete keyName:(default)
Value:
(PID) Process:(6656) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer
Operation:writeName:GlobalAssocChangedCounter
Value:
17
(PID) Process:(6656) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer
Operation:writeName:GlobalAssocChangedCounter
Value:
18
(PID) Process:(2656) uninstall.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer
Operation:writeName:GlobalAssocChangedCounter
Value:
13
Executable files
35
Suspicious files
119
Text files
715
Unknown types
2

Dropped files

PID
Process
Filename
Type
1108FileZilla_3.67.1_win64-setup.exeC:\Users\admin\AppData\Local\Temp\nss2A2A.tmp\UAC.dllexecutable
MD5:ADB29E6B186DAA765DC750128649B63D
SHA256:2F7F8FC05DC4FD0D5CDA501B47E4433357E887BBFED7292C028D99C73B52DC08
1108FileZilla_3.67.1_win64-setup.exeC:\Users\admin\AppData\Local\Temp\nss2A2A.tmp\System.dllexecutable
MD5:4ADD245D4BA34B04F213409BFE504C07
SHA256:9111099EFE9D5C9B391DC132B2FAF0A3851A760D4106D5368E30AC744EB42706
2656uninstall.exeC:\Users\admin\AppData\Local\Temp\nsd4469.tmp\UserInfo.dllexecutable
MD5:98FF85B635D9114A9F6A0CD7B9B649D0
SHA256:933F93A30CE44DF96CBC4AC0B56A8B02EE01DA27E4EA665D1D846357A8FCA8DE
812FileZilla_3.67.1_win64-setup.exeC:\Users\admin\AppData\Local\Temp\nsa3016.tmp\System.dllexecutable
MD5:4ADD245D4BA34B04F213409BFE504C07
SHA256:9111099EFE9D5C9B391DC132B2FAF0A3851A760D4106D5368E30AC744EB42706
812FileZilla_3.67.1_win64-setup.exeC:\Users\admin\AppData\Local\Temp\nsa3016.tmp\UAC.dllexecutable
MD5:ADB29E6B186DAA765DC750128649B63D
SHA256:2F7F8FC05DC4FD0D5CDA501B47E4433357E887BBFED7292C028D99C73B52DC08
1108FileZilla_3.67.1_win64-setup.exeC:\Users\admin\AppData\Local\Temp\nss2A2A.tmp\UserInfo.dllexecutable
MD5:D458B8251443536E4A334147E0170E95
SHA256:4913D4CCCF84CD0534069107CFF3E8E2F427160CAD841547DB9019310AC86CC7
812FileZilla_3.67.1_win64-setup.exeC:\Users\admin\AppData\Local\Temp\nsa3016.tmp\nsDialogs.dllexecutable
MD5:1D8F01A83DDD259BC339902C1D33C8F1
SHA256:4B7D17DA290F41EBE244827CC295CE7E580DA2F7E9F7CC3EFC1ABC6898E3C9ED
812FileZilla_3.67.1_win64-setup.exeC:\Program Files\FileZilla FTP Client\AUTHORStext
MD5:6C0F745DF851F8C4D10E1789BFD19FF4
SHA256:45F98D3DD4A9C7CF58D302E00EBB69A411C120FC4160E04304780DB03DFC2265
812FileZilla_3.67.1_win64-setup.exeC:\Program Files\FileZilla FTP Client\GPL.htmlhtml
MD5:11E176C5E0120EE94E365F999084BCE8
SHA256:F7E89C1EDBBEF8BC837B47C48113A2416F1AF0CFC2B2218DA39085465EA1045C
812FileZilla_3.67.1_win64-setup.exeC:\Program Files\FileZilla FTP Client\fzputtygen.exeexecutable
MD5:F142D56497519A1A52DD6D8BBAF0B94C
SHA256:38E3609A0D08C1519DC023431BB83BDC95B9C5A35B36877E2D54C62DCE85322B
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
38
DNS requests
15
Threats
0

HTTP requests

No HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
—
—
239.255.255.250:1900
—
—
—
whitelisted
6012
MoUsoCoreWorker.exe
40.127.240.158:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
unknown
4
System
192.168.100.255:138
—
—
—
whitelisted
3572
RUXIMICS.exe
40.127.240.158:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
unknown
4008
svchost.exe
40.127.240.158:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
unknown
4
System
192.168.100.255:137
—
—
—
whitelisted
—
—
4.208.221.206:443
—
MICROSOFT-CORP-MSN-AS-BLOCK
US
unknown
3392
slui.exe
40.91.76.224:443
activation-v2.sls.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
US
whitelisted
6040
slui.exe
40.91.76.224:443
activation-v2.sls.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
US
whitelisted
5368
SearchApp.exe
2.23.209.133:443
www.bing.com
Akamai International B.V.
GB
unknown

DNS requests

Domain
IP
Reputation
settings-win.data.microsoft.com
  • 40.127.240.158
  • 20.73.194.208
whitelisted
google.com
  • 172.217.18.14
whitelisted
activation-v2.sls.microsoft.com
  • 40.91.76.224
whitelisted
www.bing.com
  • 2.23.209.133
  • 2.23.209.187
  • 2.23.209.182
  • 2.23.209.140
  • 2.23.209.177
  • 2.23.209.130
  • 2.23.209.149
  • 2.23.209.148
  • 2.23.209.179
whitelisted
login.live.com
  • 40.126.32.140
  • 40.126.32.136
  • 20.190.160.17
  • 40.126.32.134
  • 40.126.32.138
  • 40.126.32.76
  • 40.126.32.68
  • 20.190.160.20
whitelisted
client.wns.windows.com
  • 40.115.3.253
whitelisted
go.microsoft.com
  • 184.28.89.167
whitelisted
arc.msn.com
  • 20.103.156.88
whitelisted
fd.api.iris.microsoft.com
  • 20.223.35.26
whitelisted
slscr.update.microsoft.com
  • 13.85.23.86
whitelisted

Threats

No threats detected
No debug info
Interactive malware hunting service ANY.RUN
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Reports
FileZilla_3.67.1_win64-setup.exe