npp[.]8[.]9[.]8[.]Installer[.]x64[.]exe

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General

Target
npp.8.9.8.Installer.x64.exe
Size 6.6MB
Sample260908-m849jayflb
SHA256 7b2a949bf460fb37a3888c9048698f43222a185a48323023df1c51e78a3ca1c2
MD5 8b2d475a92e67026afedf1b9e5f51dd1
SHA1 e251fcb743b2e7e4c0b0ee03125f6809d512a1fd
SHA512 52a10632bf5989abe73dd14e50c120240dcf010ce3703569f612923bc51cb9ffcde6a8cc79ac3a3ed43b1b1474857bf062799f85e3f8f24ae1a905282f934d88
SSDEEP 98304:xsvnBaJCKbjLOVLkdntuOLO+fRAllUJlsfX6bnDMzVHn+SSDYZrAFeH+SSzYua:xsMJCKbeVLUUOLvfRAluJlsmW+SzKxS9
TLSH
T16966338436B3E07AC8C189320B7DF3EF9136758D1B64E273B679728B1CE6B405E94691
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 3 IoCs

Checks for missing Authenticode signature.

resource
unpack001/$PLUGINSDIR/InstallOptions.dll
unpack001/$PLUGINSDIR/System.dll
unpack001/$PLUGINSDIR/nsDialogs.dll

File Explorer

npp.8.9.8.Installer.x64.exe

.exe 6.6MB
$PLUGINSDIR/InstallOptions.dll

.dll 15KB
$PLUGINSDIR/System.dll

.dll 12KB
$PLUGINSDIR/ioSpecial.ini

211B
$PLUGINSDIR/modern-header.bmp

25KB
$PLUGINSDIR/modern-wizard.bmp

150KB
$PLUGINSDIR/nsDialogs.dll

.dll 9KB

npp.8.9.8.Installer.x64.exe

IMPHASH 46ce5c12b293febbeb513b196aa7f843
SHA256 7b2a949bf460fb37a3888c9048698f43222a185a48323023df1c51e78a3ca1c2
MD5 8b2d475a92e67026afedf1b9e5f51dd1
SHA1 e251fcb743b2e7e4c0b0ee03125f6809d512a1fd
SHA512 52a10632bf5989abe73dd14e50c120240dcf010ce3703569f612923bc51cb9ffcde6a8cc79ac3a3ed43b1b1474857bf062799f85e3f8f24ae1a905282f934d88
SSDEEP 98304:xsvnBaJCKbjLOVLkdntuOLO+fRAllUJlsfX6bnDMzVHn+SSDYZrAFeH+SSzYua:xsMJCKbeVLUUOLvfRAluJlsmW+SzKxS9
TLSH
T16966338436B3E07AC8C189320B7DF3EF9136758D1B64E273B679728B1CE6B405E94691
MD5 SHA1 SHA512 SSDEEP TLSH

windows:4 windows x86 arch:x86

Digest

e5:d8:ac:52:bd:f6:ed:99:29:97:10:21:0b:75:fc:ec:eb:24:99:73:25:41:85:c3:fb:37:42:b8:00:24:bd:ce

Digest Algorithm

sha256

PE Digests Matches

Trusted

Signing Certificate

CN=NOTEPAD\+\+,O=NOTEPAD\+\+,L=Paris,ST=Île-de-France,C=FR,1.2.840.113549.1.9.1=#0c0d646f6e2e6840667265652e6672

Chains

Aug 23, 2026

CN=NOTEPAD\+\+,O=NOTEPAD\+\+,L=Paris,ST=Île-de-France,C=FR,1.2.840.113549.1.9.1=#0c0d646f6e2e6840667265652e6672

CN=GlobalSign GCC R45 CodeSigning CA 2020,O=GlobalSign nv-sa,C=BE

CN=GlobalSign Code Signing Root R45,O=GlobalSign nv-sa,C=BE

Subject

CN=GlobalSign GCC R45 CodeSigning CA 2020,O=GlobalSign nv-sa,C=BE

Serial Number

77:bd:0e:03:a1:b7:08:f8:54:ab:06:72:10:d9:04:47

Issuer

CN=GlobalSign Code Signing Root R45,O=GlobalSign nv-sa,C=BE

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Ext Key Usages

ExtKeyUsageCodeSigning

Revocation Status

Not revoked

Timespan

Jul 28, 2020 - Jul 28, 2030

Subject

CN=NOTEPAD\+\+,O=NOTEPAD\+\+,L=Paris,ST=Île-de-France,C=FR,1.2.840.113549.1.9.1=#0c0d646f6e2e6840667265652e6672

Serial Number

05:f0:d8:13:d6:a6:f0:04:57:5a:20:99

Issuer

CN=GlobalSign GCC R45 CodeSigning CA 2020,O=GlobalSign nv-sa,C=BE

Key Usages

KeyUsageDigitalSignature

Ext Key Usages

ExtKeyUsageCodeSigning

Revocation Status

Not revoked

Timespan

Oct 9, 2025 - Oct 9, 2028

Subject

CN=Globalsign R45 TSA for CodeSign 202510,O=GlobalSign nv-sa,C=BE

Serial Number

84:72:3f:c1:95:cc:16:f1:db:2b:a2:f6:60:df:2b:e4

Issuer

CN=GlobalSign Offline R45 Timestamping CA 2025,O=GlobalSign nv-sa,C=BE

Key Usages

KeyUsageDigitalSignature

Ext Key Usages

ExtKeyUsageTimeStamping

Revocation Status

Not revoked

Timespan

Oct 15, 2025 - Jan 10, 2037

Subject

CN=GlobalSign Offline R45 Timestamping CA 2025,O=GlobalSign nv-sa,C=BE

Serial Number

83:da:86:37:b7:9f:0c:84:0c:94:7b:84:0a:52:78:1f

Issuer

CN=GlobalSign Timestamping Root R45,O=GlobalSign nv-sa,C=BE

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Ext Key Usages

ExtKeyUsageTimeStamping

Revocation Status

Not revoked

Timespan

Jul 16, 2025 - Jul 16, 2041

Subject

CN=GlobalSign Timestamping Root R45,O=GlobalSign nv-sa,C=BE

Serial Number

78:4a:aa:81:73:66:9c:90:09:54:e4:21:c9:47:eb:c0

Issuer

CN=GlobalSign,OU=GlobalSign Root CA - R6,O=GlobalSign

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Ext Key Usages

ExtKeyUsageTimeStamping

Revocation Status

Not revoked

Timespan

Dec 9, 2020 - Dec 10, 2034

Subject

CN=GlobalSign,OU=GlobalSign Root CA - R6,O=GlobalSign

Serial Number

45:e6:bb:03:83:33:c3:85:65:48:e6:ff:45:51

Issuer

CN=GlobalSign,OU=GlobalSign Root CA - R6,O=GlobalSign

Key Usages

KeyUsageCertSign, KeyUsageCRLSign

Revocation Status

Not revoked

Timespan

Dec 10, 2014 - Dec 10, 2034

Minor OS version

Major OS version

Entry point

13983

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_NO_SEH IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_32BIT_MACHINE

PDB paths

advapi32

RegEnumValueW RegEnumKeyW RegQueryValueExW RegSetValueExW RegCloseKey RegDeleteValueW RegDeleteKeyW AdjustTokenPrivileges LookupPrivilegeValueW OpenProcessToken RegOpenKeyExW RegCreateKeyExW

shell32

SHGetPathFromIDListW SHBrowseForFolderW SHGetFileInfoW SHFileOperationW ShellExecuteExW

ole32

CoCreateInstance OleUninitialize OleInitialize IIDFromString CoTaskMemFree

comctl32

ImageList_Destroy ord17 ImageList_AddMasked ImageList_Create

user32

MessageBoxIndirectW GetDlgItemTextW SetDlgItemTextW CreatePopupMenu AppendMenuW TrackPopupMenu OpenClipboard EmptyClipboard SetClipboardData CloseClipboard IsWindowVisible CallWindowProcW GetMessagePos CheckDlgButton LoadCursorW SetCursor GetSysColor SetWindowPos GetWindowLongW IsWindowEnabled SetClassLongW GetSystemMenu EnableMenuItem GetWindowRect ScreenToClient EndDialog RegisterClassW SystemParametersInfoW CharPrevW GetClassInfoW DialogBoxParamW CharNextW ExitWindowsEx DestroyWindow CreateDialogParamW SetTimer SetWindowTextW PostQuitMessage SetForegroundWindow ShowWindow wsprintfW SendMessageTimeoutW FindWindowExW IsWindow GetDlgItem SetWindowLongW LoadImageW GetDC ReleaseDC EnableWindow InvalidateRect SendMessageW DefWindowProcW BeginPaint GetClientRect FillRect DrawTextW EndPaint CharNextA wsprintfA DispatchMessageW CreateWindowExW PeekMessageW GetSystemMetrics

gdi32

GetDeviceCaps SetBkColor SelectObject DeleteObject CreateBrushIndirect CreateFontIndirectW SetBkMode SetTextColor

kernel32

RemoveDirectoryW lstrcmpiA GetTempFileNameW CreateProcessW CreateDirectoryW CreateThread GlobalLock GlobalUnlock GetDiskFreeSpaceW WideCharToMultiByte lstrcpynW lstrlenW SetErrorMode GetVersionExW GetCommandLineW GetTempPathW GetWindowsDirectoryW SetEnvironmentVariableW CopyFileW WriteFile GetCurrentProcess GetModuleFileNameW GetLastError GetFileSize CreateFileW GetTickCount Sleep SetFileAttributesW GetFileAttributesW SetCurrentDirectoryW MoveFileW GetFullPathNameW GetShortPathNameW SearchPathW CompareFileTime SetFileTime CloseHandle lstrcmpiW lstrcmpW ExpandEnvironmentStringsW GlobalFree GlobalAlloc GetModuleHandleW LoadLibraryExW FreeLibrary WritePrivateProfileStringW GetPrivateProfileStringW lstrlenA MultiByteToWideChar ReadFile SetFilePointer FindClose FindNextFileW FindFirstFileW DeleteFileW MulDiv lstrcpyA MoveFileExW lstrcatW GetSystemDirectoryW GetProcAddress GetModuleHandleA GetExitCodeProcess WaitForSingleObject ExitProcess

$PLUGINSDIR/InstallOptions.dll

IMPHASH 85f08eb0cbec010ecbc287fa68321173
SHA256 dd0d1a8c4511261333e90a94d9912000592c46731b615aa7a37cd2b3eb6a8d58
MD5 7854290f8bc473fb9fad1917b0065731
SHA1 27c0e4731e395dfe612d954bf8793c533c53ef8f
SHA512 736030a5e1b744d0f96745f9933a57f5b52361288d33aeeaad12e054c47c4bb705cfc7d5cd4a5e3e667a6c6252e1c2a573b2707241d7b73b60c73daf2de52038
SSDEEP 192:EJGQtZkTktEQUrJaZfuyCnSmUsv3sY7L7cW8Y6Q86QvoT2g11929WtshLAzgSrX8:EJNt+4t7uJalUnGesY7Lt8nC3/Yosa
TLSH
T1E9624D1137D598B3E2E62A797EF373138FA5FB22A4428E0BC7332E0638565805D78311
MD5 SHA1 SHA512 SSDEEP TLSH

windows:4 windows x86 arch:x86

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

11022

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_NO_SEH IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_LARGE_ADDRESS_AWARE IMAGE_FILE_32BIT_MACHINE IMAGE_FILE_DLL

PDB paths

kernel32

SetCurrentDirectoryW GetCurrentDirectoryW GlobalUnlock GlobalLock GetModuleHandleW CloseHandle SetEndOfFile GetPrivateProfileIntW SetFilePointer MultiByteToWideChar ReadFile GetFileSize CreateFileW lstrcmpiW GetPrivateProfileStringW lstrcatW lstrcpynW WritePrivateProfileStringW lstrlenW lstrcpyW GlobalFree WriteFile GlobalAlloc

user32

PtInRect LoadCursorW GetDlgCtrlID CloseClipboard GetClipboardData OpenClipboard GetClientRect SetWindowRgn LoadIconW LoadImageW SetWindowLongW CreateWindowExW MapDialogRect SetWindowPos GetWindowRect CreateDialogParamW ShowWindow EnableMenuItem GetSystemMenu EnableWindow GetDlgItem DestroyIcon DestroyWindow DispatchMessageW TranslateMessage GetMessageW IsDialogMessageW SetCursor DrawTextW GetWindowLongW DrawFocusRect CallWindowProcW PostMessageW MessageBoxW GetSysColor CharNextW wsprintfW GetWindowTextW SetWindowTextW SendMessageW MapWindowPoints

gdi32

SetTextColor CreateCompatibleDC GetObjectW GetDIBits CreateRectRgn CombineRgn DeleteObject SelectObject

shell32

SHBrowseForFolderW SHGetDesktopFolder SHGetPathFromIDListW ShellExecuteW

comdlg32

GetOpenFileNameW GetSaveFileNameW CommDlgExtendedError

ole32

CoTaskMemFree

$PLUGINSDIR/System.dll

IMPHASH 509a34b3a68a773e0afb4259e68f9f82
SHA256 996645d7f16a6294babb6da83478062aed7b72318d7a51b66e90ab5d3edc51a5
MD5 6d08f0d5503bb100b8429fefaad163a6
SHA1 2a79aac2d3b715326c3dcd3c5cf2e33de3632a0a
SHA512 e259b1aff39c533e3e31cf4eb323c8eb22b2beeb5d8ce2c929de30702a6d8ab8076aeacc983d724b05d7d99a6de8c4d239bd159642c7e75fb86faef683360a1f
SSDEEP 192:cjHcQ0qWTlt7wi5Aj/lM0sEWD/wtYbBjpNQybC7y+XZr0QPi:s/Qlt7wiij/lMRv/9V4brr
TLSH
T1A9427C1297B089F2F151093819667F2A6FBEAC5C23F405A3CFE304C63D212CB9879243
MD5 SHA1 SHA512 SSDEEP TLSH

windows:4 windows x86 arch:x86

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

10879

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_NO_SEH IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_LARGE_ADDRESS_AWARE IMAGE_FILE_32BIT_MACHINE IMAGE_FILE_DLL

PDB paths

$PLUGINSDIR/nsDialogs.dll

IMPHASH 3b477381217c97b22146297f93df2a92
SHA256 715a9b58de0995d1a08384c522ad9af210e2791aaf8e87a6c07bfe72ebfd2cb5
MD5 cf0351a2ab9128838be6b54cea8238d3
SHA1 c3b1abb890d92a6058de7c3ac2b2185b2f4fd03c
SHA512 f1a68557d3825ca879f66c1b6828342528e41b8c746d137c51b85e8f8341dcf69bffc5bab76a498113cb53de3f4502644de8a26adaa27c22fa005ee7186f7785
SSDEEP 96:oXEv02zUu56FcS817eTaXx85qHFcUcxSgB5PKtAtoniJninnt3DVEB3Y8NqkzfFc:oXEvCu5e81785qHFcU0PuAw0uyWIFc
TLSH
T16012F892E2A454B3C5D6523B35AA2F2DCBBD5329B0927C01C7738E4D39395766E38343
MD5 SHA1 SHA512 SSDEEP TLSH

windows:4 windows x86 arch:x86

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

7527

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_NO_SEH IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_LARGE_ADDRESS_AWARE IMAGE_FILE_32BIT_MACHINE IMAGE_FILE_DLL

PDB paths

npp.8.9.8.Installer.x64.exe

advapi32

shell32

ole32

comctl32

user32

gdi32

kernel32

generic

$PLUGINSDIR/InstallOptions.dll

kernel32

user32

gdi32

shell32

comdlg32

ole32

generic

$PLUGINSDIR/System.dll

kernel32

user32

ole32

generic

$PLUGINSDIR/ioSpecial.ini

$PLUGINSDIR/modern-header.bmp

$PLUGINSDIR/modern-wizard.bmp

$PLUGINSDIR/nsDialogs.dll

kernel32

user32

gdi32

shell32

comdlg32

ole32

generic