File name:

npp.8.7.7.Installer.x64.exe

Full analysis: https://app.any.run/tasks/ac5004b0-0c9e-428f-8dd1-87619c144891
Verdict: Malicious activity
Analysis date: July 08, 2025, 19:56:00
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:

9D5F82487266770F1D4AAAE96354A4CC

SHA1:

128908FDE534E2CCE805609DB926D56FCB817EA7

SHA256:

4148E29F859B8CEF8AD0D834701D3982C673DB523C3B7D41088A4DB9B11794CC

SSDEEP:

98304:wPPFSOgbOwJuc/WAQklRazbc+Qj+pMJXkryQjHyMLgldvA2rs6n41PuPrVR/sHf8:bYtZY+5+hp5fxki

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

      • npp.8.7.7.Installer.x64.exe (PID: 5712)
  • SUSPICIOUS

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

      • npp.8.7.7.Installer.x64.exe (PID: 5712)
    • Malware-specific behavior (creating "System.dll" in Temp)

      • npp.8.7.7.Installer.x64.exe (PID: 5712)
    • There is functionality for taking screenshot (YARA)

      • npp.8.7.7.Installer.x64.exe (PID: 5712)
    • Searches for installed software

      • npp.8.7.7.Installer.x64.exe (PID: 5712)
    • Executable content was dropped or overwritten

      • npp.8.7.7.Installer.x64.exe (PID: 5712)
      • GUP.exe (PID: 420)
    • Explorer used for Indirect Command Execution

      • explorer.exe (PID: 1484)
    • Creates/Modifies COM task schedule object

      • regsvr32.exe (PID: 6004)
    • Creates a software uninstall entry

      • npp.8.7.7.Installer.x64.exe (PID: 5712)
    • Reads security settings of Internet Explorer

      • notepad++.exe (PID: 4044)
    • Reads the date of Windows installation

      • notepad++.exe (PID: 4044)
  • INFO

    • Checks supported languages

      • npp.8.7.7.Installer.x64.exe (PID: 5712)
    • The sample compiled with english language support

      • npp.8.7.7.Installer.x64.exe (PID: 5712)
      • GUP.exe (PID: 420)
    • Create files in a temporary directory

      • npp.8.7.7.Installer.x64.exe (PID: 5712)
      • GUP.exe (PID: 420)
    • Reads the computer name

      • npp.8.7.7.Installer.x64.exe (PID: 5712)
    • Creates files in the program directory

      • npp.8.7.7.Installer.x64.exe (PID: 5712)
    • Creates files or folders in the user directory

      • npp.8.7.7.Installer.x64.exe (PID: 5712)
    • Reads security settings of Internet Explorer

      • explorer.exe (PID: 1068)
    • Process checks computer location settings

      • notepad++.exe (PID: 4044)
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: 8.7.7.0
ProductVersionNumber: 8.7.7.0
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: 8.7.7.0
LegalCopyright: Copyleft 1998-2017 by Don HO
ProductName: Notepad++
ProductVersion: 8.77
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
145
Monitored processes
9
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start npp.8.7.7.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.8.7.7.installer.x64.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
420"C:\Program Files\Notepad++\updater\gup.exe" -v8.77 -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:
0
Version:
5.31
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\system32\user32.dll
c:\windows\system32\win32u.dll
c:\windows\system32\gdi32.dll
856regsvr32 /s "C:\Program Files\Notepad++\contextMenu\NppShell.dll"C:\Windows\SysWOW64\regsvr32.exenpp.8.7.7.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
1068C:\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\oleaut32.dll
c:\windows\system32\shcore.dll
1484"C:\WINDOWS\explorer.exe" "C:\Program Files\Notepad++\notepad++.exe"C:\Windows\explorer.exenpp.8.7.7.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
4044"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++
Exit code:
0
Version:
8.7.7
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\system32\msvcp_win.dll
c:\windows\winsxs\amd64_microsoft.windows.common-controls_6595b64144ccf1df_6.0.19041.3636_none_60b6a03d71f818d5\comctl32.dll
5576"C:\Program Files\Notepad++\notepad++.exe" "C:\Program Files\Notepad++\change.log" C:\Program Files\Notepad++\notepad++.exenpp.8.7.7.Installer.x64.exe
User:
admin
Company:
Don HO don.h@free.fr
Integrity Level:
HIGH
Description:
Notepad++
Exit code:
0
Version:
8.7.7
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\system32\msvcp_win.dll
c:\windows\system32\ucrtbase.dll
5712"C:\Users\admin\AppData\Local\Temp\npp.8.7.7.Installer.x64.exe" C:\Users\admin\AppData\Local\Temp\npp.8.7.7.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:
8.7.7.0
Modules
Images
c:\users\admin\appdata\local\temp\npp.8.7.7.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
6004 /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
6428"C:\Users\admin\AppData\Local\Temp\npp.8.7.7.Installer.x64.exe" C:\Users\admin\AppData\Local\Temp\npp.8.7.7.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:
8.7.7.0
Modules
Images
c:\users\admin\appdata\local\temp\npp.8.7.7.installer.x64.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
Total events
2 059
Read events
1 846
Write events
213
Delete events
0

Modification events

(PID) Process:(5712) npp.8.7.7.Installer.x64.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Notepad++
Operation:writeName:InstallerLanguage
Value:
1033
(PID) Process:(6004) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Classes\*\shell\ANotepad++64
Operation:writeName:ExplorerCommandHandler
Value:
{B298D29A-A6ED-11DE-BA8C-A68E55D89593}
(PID) Process:(6004) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Classes\*\shell\ANotepad++64
Operation:writeName:NeverDefault
Value:
(PID) Process:(6004) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{B298D29A-A6ED-11DE-BA8C-A68E55D89593}\InprocServer32
Operation:writeName:ThreadingModel
Value:
Apartment
(PID) Process:(6004) regsvr32.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer
Operation:writeName:GlobalAssocChangedCounter
Value:
19
(PID) Process:(5712) npp.8.7.7.Installer.x64.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Notepad++
Operation:writeName:DisplayName
Value:
Notepad++ (64-bit x64)
(PID) Process:(5712) npp.8.7.7.Installer.x64.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Notepad++
Operation:writeName:Publisher
Value:
Notepad++ Team
(PID) Process:(5712) npp.8.7.7.Installer.x64.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Notepad++
Operation:writeName:MajorVersion
Value:
8
(PID) Process:(5712) npp.8.7.7.Installer.x64.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Notepad++
Operation:writeName:MinorVersion
Value:
77
(PID) Process:(5712) npp.8.7.7.Installer.x64.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Notepad++
Operation:writeName:UninstallString
Value:
"C:\Program Files\Notepad++\uninstall.exe"
Executable files
14
Suspicious files
1
Text files
209
Unknown types
1

Dropped files

PID
Process
Filename
Type
5712npp.8.7.7.Installer.x64.exeC:\Users\admin\AppData\Local\Temp\nsa4ECE.tmp\nsDialogs.dllexecutable
MD5:1D8F01A83DDD259BC339902C1D33C8F1
SHA256:4B7D17DA290F41EBE244827CC295CE7E580DA2F7E9F7CC3EFC1ABC6898E3C9ED
5712npp.8.7.7.Installer.x64.exeC:\Users\admin\AppData\Local\Temp\nsa4ECE.tmp\modern-header.bmpimage
MD5:56DA15FDB8D96F8F5C649DCB5E79D775
SHA256:BB90D4338D2474138473E6B16E94B0237EE847BEA45019ED0DD4439C71BD233E
5712npp.8.7.7.Installer.x64.exeC:\Program Files\Notepad++\autoCompletion\typescript.xmlxml
MD5:948B1E1B251350BABAF87A3D314DC6F3
SHA256:A09F978AEBA209E18CD424D98C8BAFB6165777E3992EB09E5E7E0A26BDED4410
5712npp.8.7.7.Installer.x64.exeC:\Users\admin\AppData\Local\Temp\nsa4ECE.tmp\System.dllexecutable
MD5:4ADD245D4BA34B04F213409BFE504C07
SHA256:9111099EFE9D5C9B391DC132B2FAF0A3851A760D4106D5368E30AC744EB42706
5712npp.8.7.7.Installer.x64.exeC:\Program Files\Notepad++\autoCompletion\powershell.xmlxml
MD5:D161F77EA1500DE3D863BE2E0F91E16C
SHA256:6123E3294CCFC27143361426EB5874E8EFAE8A31B26E0078776DAF82CF74D8B0
5712npp.8.7.7.Installer.x64.exeC:\Users\admin\AppData\Local\Temp\nsa4ECE.tmp\LangDLL.dllexecutable
MD5:50016010FB0D8DB2BC4CD258CEB43BE5
SHA256:32230128C18574C1E860DFE4B17FE0334F685740E27BC182E0D525A8948C9C2E
5712npp.8.7.7.Installer.x64.exeC:\Users\admin\AppData\Local\Temp\nsa4ECE.tmp\modern-wizard.bmpimage
MD5:C2CF6928A3AB574A5548B4DC1C38B6C0
SHA256:2125550C12FA512782F2016E802D70BC51F4A06017CFBD4176B4A994EB2542F0
5712npp.8.7.7.Installer.x64.exeC:\Program Files\Notepad++\autoCompletion\go.xmltext
MD5:226FA88DE6A4DC87F13B897320EE2204
SHA256:B32FB13F6FB628EEC6B447983DD062C13F7A68E2ADED77BE3C5AF7384935A7FF
5712npp.8.7.7.Installer.x64.exeC:\Program Files\Notepad++\functionList\cpp.xmlxml
MD5:C794BB828625F83122E89B24BBC5F0C8
SHA256:40CF1AF5650B699A947899D2B43A00DCB64CDEAF080651C82A7930910C1C03F4
5712npp.8.7.7.Installer.x64.exeC:\Program Files\Notepad++\functionList\c.xmlxml
MD5:9AEB2C0DC00ADAEDE0E06F24080F233E
SHA256:F3A7E5E59E883A3EF6C99967766A546D55DD7A767FADB9F4D433CEDF0555E992
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
5
TCP/UDP connections
24
DNS requests
18
Threats
3

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
1268
svchost.exe
GET
200
23.216.77.18:80
http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl
unknown
whitelisted
1268
svchost.exe
GET
200
69.192.161.161:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl
unknown
whitelisted
6320
svchost.exe
GET
200
2.23.77.188:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D
unknown
whitelisted
4120
SIHClient.exe
GET
200
95.101.149.131:80
http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl
unknown
whitelisted
4120
SIHClient.exe
GET
200
95.101.149.131:80
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
4
System
192.168.100.255:137
whitelisted
1268
svchost.exe
51.104.136.2:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
5944
MoUsoCoreWorker.exe
51.104.136.2:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
4680
RUXIMICS.exe
51.104.136.2:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
4
System
192.168.100.255:138
whitelisted
1268
svchost.exe
40.127.240.158:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
1268
svchost.exe
23.216.77.18:80
crl.microsoft.com
Akamai International B.V.
DE
whitelisted
1268
svchost.exe
69.192.161.161:80
www.microsoft.com
AKAMAI-AS
DE
whitelisted
6320
svchost.exe
40.126.32.134:443
login.live.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
6320
svchost.exe
2.23.77.188:80
ocsp.digicert.com
AKAMAI-AS
DE
whitelisted

DNS requests

Domain
IP
Reputation
settings-win.data.microsoft.com
  • 51.104.136.2
  • 40.127.240.158
  • 51.124.78.146
whitelisted
google.com
  • 172.217.16.206
whitelisted
crl.microsoft.com
  • 23.216.77.18
  • 23.216.77.27
  • 23.216.77.26
  • 23.216.77.15
  • 23.216.77.17
  • 23.216.77.20
  • 23.216.77.16
  • 23.216.77.22
  • 23.216.77.21
whitelisted
www.microsoft.com
  • 69.192.161.161
  • 95.101.149.131
whitelisted
login.live.com
  • 40.126.32.134
  • 20.190.160.132
  • 20.190.160.3
  • 20.190.160.130
  • 20.190.160.17
  • 40.126.32.72
  • 20.190.160.128
  • 20.190.160.64
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
  • 4.175.87.197
whitelisted
fe3cr.delivery.mp.microsoft.com
  • 40.69.42.241
whitelisted

Threats

PID
Process
Class
Message
Unknown Traffic
ET USER_AGENTS Microsoft Dr Watson User-Agent (MSDW)
Potential Corporate Privacy Violation
ET INFO PE EXE or DLL Windows file download HTTP
Misc activity
ET INFO EXE - Served Attached HTTP
No debug info