PUP.WinDivert

The detection of PUP.WinDivert on your system indicates the presence of a potentially unwanted program (PUP) that may be compromising your computer's security and performance. It is essential to understand the nature of this threat and take immediate action to remove it and prevent further damage.

What Is PUP.WinDivert?

PUP.WinDivert is a type of malware that is categorized as a potentially unwanted program. This means that while it may not be as malicious as other types of malware, such as viruses or Trojans, it can still cause problems for your computer and compromise your personal data. PUPs are often installed without the user's knowledge or consent, and they can be difficult to remove without the help of specialized tools.

How PUP.WinDivert Operates

PUP.WinDivert, like other PUPs, operates by installing itself on your computer and then modifying your system settings and configuration to suit its purposes. It may alter your browser settings, install additional software, or even hijack your search engine and homepage. The goal of PUP.WinDivert is often to generate revenue for its creators by displaying unwanted advertisements, collecting your personal data, or redirecting you to suspicious websites.

PUPs can be particularly problematic because they can be bundled with other software, making it difficult to determine how they were installed. They can also be designed to evade detection by traditional antivirus software, making them challenging to remove.

Symptoms of Infection

If your computer is infected with PUP.WinDivert, you may notice a range of symptoms, including unwanted pop-ups and advertisements, slow system performance, and unexpected changes to your browser settings. You may also notice that your search engine or homepage has been hijacked, or that you are being redirected to suspicious websites. Additionally, you may experience issues with your computer's stability, such as crashes or freezes.

  • Unwanted pop-ups and advertisements
  • Slow system performance
  • Changes to browser settings
  • Search engine or homepage hijacking
  • Redirects to suspicious websites
  • System crashes or freezes

How to Remove PUP.WinDivert

  1. Boot your computer in Safe Mode with Networking to prevent PUP.WinDivert from loading and to allow you to download and install removal tools.
  2. Download and install a reputable anti-malware tool, such as SpyHunter, and perform a full scan of your system to detect and remove PUP.WinDivert and any other malware that may be present.
  3. Uninstall any suspicious programs that you do not recognize or that you did not intentionally install.
  4. Reset your browser settings to their default values, including Chrome, Firefox, and Edge, to remove any changes made by PUP.WinDivert.
  5. Reboot your computer and perform another scan with your anti-malware tool to ensure that PUP.WinDivert has been completely removed.

Conclusion

Removing PUP.WinDivert from your computer requires careful attention to detail and the use of specialized tools. By following the steps outlined above, you can help to ensure that your computer is free from this potentially unwanted program and that your personal data is protected. It is essential to remain vigilant and to regularly scan your system for malware to prevent future infections. Additionally, being cautious when installing software and avoiding suspicious downloads can help to prevent PUPs like PUP.WinDivert from installing on your computer in the future.

Analysis Report

General information

Family Name: PUP.WinDivert
Signature status: No Signature

Known Samples

MD5: 0d514f3f3710c2a45eb749ff37f22540
SHA1: a6718e2815de446ce7479f76e627d2594458a8b1
SHA256: 17C2DD2CA960EA8301071B7D0E29D0BF18AEC0187A040001D59327066239734E
File Size: 4.61 MB, 4613089 bytes
MD5: 78bae9f006db9749407a637112fbc132
SHA1: d335b6c1b9d91587f00ce806c551c707c67ecdcb
SHA256: B397257D6C7B33D88705BBB069DE4F1DEE420F7484D3C018491CC77E41081D72
File Size: 1.09 MB, 1087924 bytes
MD5: c0a8f453dc7dff0cc4f7fa8bcb20c850
SHA1: 953b5baeb2ef513f0a234e3a75447fcb7861219f
SHA256: 633CCE9DFAD2F62322F160DAB901E773E9890DB131642B0576C01F08B2B42084
File Size: 957.44 KB, 957437 bytes

Windows Portable Executable Attributes

  • File doesn't have "Rich" header
  • File doesn't have debug information
  • File doesn't have exports table
  • File doesn't have relocations information
  • File doesn't have security information
  • File has TLS information
  • File is 32-bit executable
  • File is 64-bit executable
  • File is either console or GUI application
  • File is GUI application (IMAGE_SUBSYSTEM_WINDOWS_GUI)
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  • File is Native application (NOT .NET application)
  • File is not packed
  • IMAGE_FILE_DLL is not set inside PE header (Executable)
  • IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)

File Icons

Windows PE Version Information

Name Value
Assembly Version 1.0.0.0
Comments KlesLwR desktop macro client.
Company Name
  • KlesLwR
  • Microsoft
File Description KlesLwR
File Version
  • 1.00
  • 1.0.0.0
Internal Name
  • KlesLwR.dll
  • TJprojMain
  • Win
Original Filename
  • KlesLwR.dll
  • TJprojMain.exe
  • Win.exe
Product Name
  • KlesLwR Macro
  • Project1
  • Win
Product Version
  • 1.00
  • 1.0.0

File Traits

  • 2+ executable sections
  • x64
  • x86

Registry Modifications

Key::Value Data API Name
HKLM\software\microsoft\windows nt\currentversion\notifications\data::418a073aa3bc1c75 Vl& �v����Bx(�1`1�1HO@V�A��H[uN$_�ze�vk`k�qw�n{b��P���!���� ���3�������������m�Ù��V����$�8წ���l��&M�~�=�S/�B1_T�Vw�`�V�R���%���������AE�Q]��D��&��$��� RegNtPreCreateKey

Windows API Usage

Category API
Syscall Use
  • ntdll.dll!NtAlpcConnectPortEx
  • ntdll.dll!NtAlpcCreateSecurityContext
  • ntdll.dll!NtAlpcDeleteSecurityContext
  • ntdll.dll!NtAlpcQueryInformation
  • ntdll.dll!NtAlpcSendWaitReceivePort
  • ntdll.dll!NtApphelpCacheControl
  • ntdll.dll!NtClearEvent
  • ntdll.dll!NtClose
  • ntdll.dll!NtConnectPort
  • ntdll.dll!NtCreateEvent
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  • ntdll.dll!NtCreateMutant
  • ntdll.dll!NtCreateSection
  • ntdll.dll!NtCreateSemaphore
  • ntdll.dll!NtCreateThreadEx
  • ntdll.dll!NtDuplicateObject
  • ntdll.dll!NtFreeVirtualMemory
  • ntdll.dll!NtMapViewOfSection
  • ntdll.dll!NtNotifyChangeKey
  • ntdll.dll!NtOpenDirectoryObject
  • ntdll.dll!NtOpenEvent
  • ntdll.dll!NtOpenFile
  • ntdll.dll!NtOpenKey
  • ntdll.dll!NtOpenKeyEx
  • ntdll.dll!NtOpenProcessToken
  • ntdll.dll!NtOpenSection
  • ntdll.dll!NtOpenSemaphore
  • ntdll.dll!NtOpenThreadToken
  • ntdll.dll!NtProtectVirtualMemory
  • ntdll.dll!NtQueryAttributesFile
  • ntdll.dll!NtQueryInformationFile
  • ntdll.dll!NtQueryInformationProcess
  • ntdll.dll!NtQueryInformationThread
  • ntdll.dll!NtQueryInformationToken
  • ntdll.dll!NtQueryKey
  • ntdll.dll!NtQueryLicenseValue
  • ntdll.dll!NtQueryPerformanceCounter
  • ntdll.dll!NtQuerySecurityAttributesToken
  • ntdll.dll!NtQuerySecurityObject
  • ntdll.dll!NtQuerySystemInformation
  • ntdll.dll!NtQuerySystemInformationEx
  • ntdll.dll!NtQueryValueKey
  • ntdll.dll!NtQueryVirtualMemory
  • ntdll.dll!NtQueryVolumeInformationFile
  • ntdll.dll!NtQueryWnfStateData
  • ntdll.dll!NtReleaseMutant
  • ntdll.dll!NtReleaseSemaphore
  • ntdll.dll!NtReleaseWorkerFactoryWorker
  • ntdll.dll!NtRequestWaitReplyPort
  • ntdll.dll!NtResumeThread
  • ntdll.dll!NtSetEvent
  • ntdll.dll!NtSetInformationKey
  • ntdll.dll!NtSetInformationProcess
  • ntdll.dll!NtSetInformationThread
  • ntdll.dll!NtSetInformationVirtualMemory
  • ntdll.dll!NtSetInformationWorkerFactory
  • ntdll.dll!NtSetTimer2
  • ntdll.dll!NtSubscribeWnfStateChange
  • ntdll.dll!NtTestAlert
  • ntdll.dll!NtTraceControl
  • ntdll.dll!NtUnmapViewOfSection
  • ntdll.dll!NtWaitForMultipleObjects
  • ntdll.dll!NtWaitForSingleObject
  • ntdll.dll!NtWaitForWorkViaWorkerFactory
  • ntdll.dll!NtWaitLowEventPair
  • ntdll.dll!NtWriteFile
  • UNKNOWN
Anti Debug
  • OutputDebugString
Other Suspicious
  • SetWindowsHookEx

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