File name:

npp.8.8.5.Installer.x64.exe

Full analysis: https://app.any.run/tasks/99a8ce01-97d7-44bf-93fb-734a400dddf8
Verdict: Malicious activity
Analysis date: November 09, 2025, 20:47:14
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:

0616D259AE0A5F648A94382402E6008B

SHA1:

7568161B568D9915F084F9EFF1E9486B362B2596

SHA256:

C6D1E5AACBF69AA18DF4CAF1346FD69638491A5AD0085729BAE91C662D1C62BB

SSDEEP:

98304:uhKIIWBIsHjftTS1H4JaSaOMmqEsI3CJRc2oI0OKtW7F//LdxgX7NyKlz9pG4P62:BotxRsXH6ivRz3rxm

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

    • Executing a file with an untrusted certificate

      • npp.8.8.5.Installer.x64.exe (PID: 7308)
      • GUP.exe (PID: 8092)
    • Registers / Runs the DLL via REGSVR32.EXE

      • npp.8.8.5.Installer.x64.exe (PID: 7468)
  • SUSPICIOUS

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

      • npp.8.8.5.Installer.x64.exe (PID: 7468)
    • Searches for installed software

      • npp.8.8.5.Installer.x64.exe (PID: 7468)
    • The process creates files with name similar to system file names

      • npp.8.8.5.Installer.x64.exe (PID: 7468)
    • There is functionality for taking screenshot (YARA)

      • npp.8.8.5.Installer.x64.exe (PID: 7468)
    • Executable content was dropped or overwritten

      • npp.8.8.5.Installer.x64.exe (PID: 7468)
    • Creates/Modifies COM task schedule object

      • regsvr32.exe (PID: 7812)
    • Explorer used for Indirect Command Execution

      • explorer.exe (PID: 7864)
    • Reads security settings of Internet Explorer

      • notepad++.exe (PID: 7940)
    • Reads the date of Windows installation

      • notepad++.exe (PID: 7940)
  • INFO

    • The sample compiled with english language support

      • npp.8.8.5.Installer.x64.exe (PID: 7468)
    • Create files in a temporary directory

      • npp.8.8.5.Installer.x64.exe (PID: 7468)
    • Reads the computer name

      • npp.8.8.5.Installer.x64.exe (PID: 7468)
    • Checks supported languages

      • npp.8.8.5.Installer.x64.exe (PID: 7468)
    • Reads Environment values

      • npp.8.8.5.Installer.x64.exe (PID: 7468)
      • notepad++.exe (PID: 7940)
    • Creates files in the program directory

      • npp.8.8.5.Installer.x64.exe (PID: 7468)
    • Creates files or folders in the user directory

      • npp.8.8.5.Installer.x64.exe (PID: 7468)
    • Creates a software uninstall entry

      • npp.8.8.5.Installer.x64.exe (PID: 7468)
    • Reads security settings of Internet Explorer

      • explorer.exe (PID: 7900)
    • Process checks computer location settings

      • notepad++.exe (PID: 7940)
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: 8.8.5.0
ProductVersionNumber: 8.8.5.0
FileFlagsMask: 0x0000
FileFlags: (none)
FileOS: Win32
ObjectFileType: Executable application
FileSubtype: -
LanguageCode: English (U.S.)
CharacterSet: Unicode
CompanyName: Don HO don.h@free.fr
FileDescription: Notepad++ : a free (GNU) source code editor
FileVersion: 8.8.5.0
LegalCopyright: Copyleft 1998-2017 by Don HO
ProductName: Notepad++
ProductVersion: 8.85
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
153
Monitored processes
9
Malicious processes
1
Suspicious processes
3

Behavior graph

Click at the process to see the details
start npp.8.8.5.installer.x64.exe regsvr32.exe no specs regsvr32.exe no specs explorer.exe no specs explorer.exe no specs notepad++.exe no specs gup.exe notepad++.exe no specs npp.8.8.5.installer.x64.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
7308"C:\Users\admin\AppData\Local\Temp\npp.8.8.5.Installer.x64.exe" C:\Users\admin\AppData\Local\Temp\npp.8.8.5.Installer.x64.exeexplorer.exe
User:
admin
Company:
Don HO don.h@free.fr
Integrity Level:
MEDIUM
Description:
Notepad++ : a free (GNU) source code editor
Exit code:
3221226540
Version:
8.8.5.0
Modules
Images
c:\users\admin\appdata\local\temp\npp.8.8.5.installer.x64.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
7468"C:\Users\admin\AppData\Local\Temp\npp.8.8.5.Installer.x64.exe" C:\Users\admin\AppData\Local\Temp\npp.8.8.5.Installer.x64.exe
explorer.exe
User:
admin
Company:
Don HO don.h@free.fr
Integrity Level:
HIGH
Description:
Notepad++ : a free (GNU) source code editor
Exit code:
0
Version:
8.8.5.0
Modules
Images
c:\users\admin\appdata\local\temp\npp.8.8.5.installer.x64.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
7800"C:\WINDOWS\System32\regsvr32.exe" /s "C:\Program Files\Notepad++\contextMenu\NppShell.dll"C:\Windows\SysWOW64\regsvr32.exenpp.8.8.5.Installer.x64.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\syswow64\regsvr32.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\aclayers.dll
7812 /s "C:\Program Files\Notepad++\contextMenu\NppShell.dll"C:\Windows\System32\regsvr32.exeregsvr32.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
7864"C:\WINDOWS\explorer.exe" "C:\Program Files\Notepad++\notepad++.exe"C:\Windows\explorer.exenpp.8.8.5.Installer.x64.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows Explorer
Exit code:
1
Version:
10.0.19041.3758 (WinBuild.160101.0800)
Modules
Images
c:\windows\explorer.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\msvcp_win.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\combase.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\oleaut32.dll
7900C:\WINDOWS\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -EmbeddingC:\Windows\explorer.exesvchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Explorer
Version:
10.0.19041.3758 (WinBuild.160101.0800)
Modules
Images
c:\windows\explorer.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcp_win.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\combase.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\aepic.dll
c:\windows\system32\oleaut32.dll
7940"C:\Program Files\Notepad++\notepad++.exe" C:\Program Files\Notepad++\notepad++.exeexplorer.exe
User:
admin
Company:
Don HO don.h@free.fr
Integrity Level:
MEDIUM
Description:
Notepad++
Version:
8.8.5
Modules
Images
c:\program files\notepad++\notepad++.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\shlwapi.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\shell32.dll
c:\windows\winsxs\amd64_microsoft.windows.common-controls_6595b64144ccf1df_6.0.19041.3636_none_60b6a03d71f818d5\comctl32.dll
c:\windows\system32\msvcp_win.dll
8092"C:\Program Files\Notepad++\updater\gup.exe" -v8.85 -px64C:\Program Files\Notepad++\updater\GUP.exe
notepad++.exe
User:
admin
Company:
Don HO don.h@free.fr
Integrity Level:
MEDIUM
Description:
WinGup for Notepad++
Exit code:
4294967295
Version:
5.33
Modules
Images
c:\program files\notepad++\updater\gup.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\shlwapi.dll
c:\windows\system32\msvcrt.dll
c:\windows\winsxs\amd64_microsoft.windows.common-controls_6595b64144ccf1df_6.0.19041.3636_none_60b6a03d71f818d5\comctl32.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
8168"C:\Program Files\Notepad++\notepad++.exe" "C:\Program Files\Notepad++\change.log" C:\Program Files\Notepad++\notepad++.exenpp.8.8.5.Installer.x64.exe
User:
admin
Company:
Don HO don.h@free.fr
Integrity Level:
HIGH
Description:
Notepad++
Exit code:
0
Version:
8.8.5
Modules
Images
c:\program files\notepad++\notepad++.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\shlwapi.dll
c:\windows\system32\msvcrt.dll
c:\windows\winsxs\amd64_microsoft.windows.common-controls_6595b64144ccf1df_6.0.19041.3636_none_60b6a03d71f818d5\comctl32.dll
c:\windows\system32\shell32.dll
c:\windows\system32\gdi32.dll
Total events
5 002
Read events
4 786
Write events
216
Delete events
0

Modification events

(PID) Process:(7468) npp.8.8.5.Installer.x64.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Notepad++
Operation:writeName:InstallerLanguage
Value:
1033
(PID) Process:(7812) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Classes\*\shell\ANotepad++64
Operation:writeName:ExplorerCommandHandler
Value:
{B298D29A-A6ED-11DE-BA8C-A68E55D89593}
(PID) Process:(7812) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Classes\*\shell\ANotepad++64
Operation:writeName:NeverDefault
Value:
(PID) Process:(7812) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{B298D29A-A6ED-11DE-BA8C-A68E55D89593}\InprocServer32
Operation:writeName:ThreadingModel
Value:
Apartment
(PID) Process:(7468) npp.8.8.5.Installer.x64.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Notepad++
Operation:writeName:DisplayName
Value:
Notepad++ (64-bit x64)
(PID) Process:(7468) npp.8.8.5.Installer.x64.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Notepad++
Operation:writeName:Publisher
Value:
Notepad++ Team
(PID) Process:(7468) npp.8.8.5.Installer.x64.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Notepad++
Operation:writeName:MajorVersion
Value:
8
(PID) Process:(7468) npp.8.8.5.Installer.x64.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Notepad++
Operation:writeName:MinorVersion
Value:
85
(PID) Process:(7468) npp.8.8.5.Installer.x64.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Notepad++
Operation:writeName:UninstallString
Value:
"C:\Program Files\Notepad++\uninstall.exe"
(PID) Process:(7468) npp.8.8.5.Installer.x64.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Notepad++
Operation:writeName:QuietUninstallString
Value:
"C:\Program Files\Notepad++\uninstall.exe" /S
Executable files
14
Suspicious files
2
Text files
210
Unknown types
0

Dropped files

PID
Process
Filename
Type
7468npp.8.8.5.Installer.x64.exeC:\Users\admin\AppData\Local\Temp\nsq209E.tmp\System.dllexecutable
MD5:9B38A1B07A0EBC5C7E59E63346ECC2DB
SHA256:C881253DAFCF1322A771139B1A429EC1E78C507CA81A218A20DC1A4B25ABBFE7
7468npp.8.8.5.Installer.x64.exeC:\Users\admin\AppData\Local\Temp\nsq209E.tmp\LangDLL.dllexecutable
MD5:4B8A750993567AC9A350BA9768FABFA0
SHA256:4CF25411F28F639F72156C24B0F66EA42F5AEE5973F6C137D901DA6AE42D5B7E
7468npp.8.8.5.Installer.x64.exeC:\Users\admin\AppData\Local\Temp\nsq209E.tmp\nsDialogs.dllexecutable
MD5:8F0E7415F33843431DF308BB8E06AF81
SHA256:BB49F15FA83452370047A7801E39FC7F64E70C7545B8999BB85AA4749EAA048B
7468npp.8.8.5.Installer.x64.exeC:\Program Files\Notepad++\functionList\cs.xmlxml
MD5:0F35EE0CB20A383942B7EA9A0DC91B61
SHA256:59345C006CD9BDE5EF532AAE1F119758D45030993181C272BB0DD6FC0C5D01E5
7468npp.8.8.5.Installer.x64.exeC:\Program Files\Notepad++\autoCompletion\typescript.xmlxml
MD5:948B1E1B251350BABAF87A3D314DC6F3
SHA256:A09F978AEBA209E18CD424D98C8BAFB6165777E3992EB09E5E7E0A26BDED4410
7468npp.8.8.5.Installer.x64.exeC:\Program Files\Notepad++\autoCompletion\go.xmltext
MD5:226FA88DE6A4DC87F13B897320EE2204
SHA256:B32FB13F6FB628EEC6B447983DD062C13F7A68E2ADED77BE3C5AF7384935A7FF
7468npp.8.8.5.Installer.x64.exeC:\Program Files\Notepad++\functionList\java.xmlxml
MD5:E5A76A3287909497F328B0F12CF5CE89
SHA256:2487221A75A52B4F8AA6D2E62F1C0A55A5CD5240B1CB7AAFA66FBB2042590B06
7468npp.8.8.5.Installer.x64.exeC:\Program Files\Notepad++\autoCompletion\gdscript.xmlxml
MD5:E4A787C8BE6FFA469D2914A03622A08D
SHA256:6B0955260345C49A52D8BD35F1A6CFB98F7048894EABABCCE38EEDED00EF630D
7468npp.8.8.5.Installer.x64.exeC:\Program Files\Notepad++\autoCompletion\raku.xmlxml
MD5:3204AAD1FDD74450017479C0AA953E56
SHA256:20809301E7D81E43AD38755A07801D290B07062CC7A0775C1101D0DD9847437F
7468npp.8.8.5.Installer.x64.exeC:\Program Files\Notepad++\autoCompletion\sas.xmlxml
MD5:7C63F0C7454EB009604ED89818D57222
SHA256:ECA2CBF40F377FBA22DB93D48E7856D4FBEE9C24908655BB7D971A5906CBE5D1
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
2
TCP/UDP connections
16
DNS requests
10
Threats
1

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
680
svchost.exe
GET
200
162.159.142.9:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D
unknown
whitelisted
1584
svchost.exe
GET
200
95.101.35.8:80
http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.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
4
System
192.168.100.255:137
whitelisted
1584
svchost.exe
20.73.194.208:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
5596
MoUsoCoreWorker.exe
20.73.194.208:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
2944
RUXIMICS.exe
20.73.194.208:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
2.16.204.149:443
www.bing.com
Akamai International B.V.
DE
whitelisted
4
System
192.168.100.255:138
whitelisted
1584
svchost.exe
51.104.136.2:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
1584
svchost.exe
95.101.35.8:80
crl.microsoft.com
Orange
NL
whitelisted
680
svchost.exe
20.190.160.66:443
login.live.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
680
svchost.exe
162.159.142.9:80
ocsp.digicert.com
CLOUDFLARENET
whitelisted

DNS requests

Domain
IP
Reputation
settings-win.data.microsoft.com
  • 20.73.194.208
  • 51.104.136.2
whitelisted
google.com
  • 142.251.140.174
whitelisted
www.bing.com
  • 2.16.204.149
  • 2.16.204.151
  • 2.16.204.136
  • 2.16.204.153
  • 2.16.204.155
  • 2.16.204.140
  • 2.16.204.152
  • 2.16.204.139
  • 2.16.204.154
whitelisted
crl.microsoft.com
  • 95.101.35.8
  • 95.101.35.35
whitelisted
login.live.com
  • 20.190.160.66
  • 20.190.160.2
  • 20.190.160.17
  • 40.126.32.133
  • 40.126.32.134
  • 20.190.160.4
  • 20.190.160.132
  • 40.126.32.140
whitelisted
ocsp.digicert.com
  • 162.159.142.9
  • 172.66.2.5
whitelisted
client.wns.windows.com
  • 172.211.123.249
whitelisted
notepad-plus-plus.org
  • 92.113.23.74
  • 92.113.16.154
whitelisted

Threats

PID
Process
Class
Message
Unknown Traffic
ET USER_AGENTS Microsoft Dr Watson User-Agent (MSDW)
No debug info