PUP.MSIL.Bundler.B

The detection of PUP.MSIL.Bundler.B on your system indicates the presence of a potentially unwanted program (PUP) that may be causing issues with your computer's performance and security. It is essential to understand the nature of this threat and take appropriate steps to remove it to prevent further damage.

What Is PUP.MSIL.Bundler.B?

PUP.MSIL.Bundler.B is a type of potentially unwanted program that is designed to bundle additional software with legitimate programs. This bundled software can include toolbars, adware, and other unwanted applications that can compromise your system's security and slow down its performance. PUPs like PUP.MSIL.Bundler.B are often installed without the user's knowledge or consent, and they can be challenging to remove.

How PUP.MSIL.Bundler.B Operates

PUP.MSIL.Bundler.B operates by bundling itself with other software, often freeware or shareware, and installing itself on your system without your explicit consent. Once installed, it can start displaying unwanted advertisements, collecting your personal data, and slowing down your system's performance. It may also install additional software or modify your system's settings to facilitate its malicious activities.

Symptoms of Infection

The symptoms of PUP.MSIL.Bundler.B infection can vary, but common signs include unwanted advertisements, slow system performance, and suspicious programs installed on your system. You may also notice that your browser's homepage or search engine has been changed, or that you are being redirected to unwanted websites. Additionally, you may experience frequent crashes or freezes, and your system may become more vulnerable to other malware infections.

• Unwanted advertisements and pop-ups
• Slow system performance and crashes
• Suspicious programs installed on your system
• Changes to your browser's settings and behavior
• Increased vulnerability to other malware infections

How to Remove PUP.MSIL.Bundler.B

1. Boot your system in Safe Mode with Networking to prevent PUP.MSIL.Bundler.B 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.MSIL.Bundler.B and any other malware.
3. Uninstall any suspicious programs that you do not recognize or that were installed without your consent.
4. Reset your browser settings to their default values, including Chrome, Firefox, and Edge, to remove any changes made by PUP.MSIL.Bundler.B.
5. Reboot your system and perform another scan with your anti-malware tool to ensure that PUP.MSIL.Bundler.B has been completely removed.

Conclusion

Removing PUP.MSIL.Bundler.B from your system requires careful attention to detail and a thorough understanding of the removal process. By following the steps outlined above, you can effectively remove this potentially unwanted program and restore your system's security and performance. It is essential to remain vigilant and to regularly scan your system for malware to prevent future infections and ensure your system remains safe and secure.

Analysis Report

General information

Family Name:	PUP.MSIL.Bundler.B
Signature status:	Hash Mismatch

Known Samples

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Known Samples

This section lists other file samples believed to be associated with this family.

MD5: 046ad574583cbc7567dc59ed177601fd SHA1: 8460fa3ca90174a7beaba96d64dffdd1918d5cdc SHA256: BD2D9B47F4DE34DB0447BC1EA3240C4A6FDED002BBF37607370B8B431ADB822F File Size: 792.65 KB, 792653 bytes

Windows Portable Executable Attributes

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Windows Portable Executable Attributes

This section lists file attributes found within family samples. These attributes are extracted from the files’ Windows PE (Portable Executable) specification and various system flags. Portable Executable Attributes give malware researchers insight into a file’s functionality, executable details, platform and runtime environment.

• 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 is 32-bit executable
• File is either console or GUI application
• File is GUI application (IMAGE_SUBSYSTEM_WINDOWS_GUI)
• File is Native application (NOT .NET application)
• File is not packed
• IMAGE_FILE_DLL is not set inside PE header (Executable)

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• IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)

File Icons

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File Icons

This section displays icon resources found within family samples. Malware often replicates icons commonly associated with legitimate software to mislead users into believing the malware is safe.

Windows PE Version Information

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Windows PE Version Information

This section displays values and attributes that have been set in the Windows file version information data structure for samples within this family. To mislead users, malware actors often add fake version information mimicking legitimate software.

Name	Value
Company Name	Disc Soft Ltd.
File Description	DAEMON Tools Lite Installer
File Version	1.4.24
Internal Name	DAEMON Tools Lite Installer1.4.24.exe
Legal Copyright	Copyright (C) 2000-2017
Original Filename	DTLiteInstaller1.4.24.exe
Product Name	DAEMON Tools Lite Installer
Product Version	1.4.24

Digital Signatures

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Digital Signatures

This section lists digital signatures that are attached to samples within this family. When analyzing and verifying digital signatures, it is important to confirm that the signature’s root authority is a well-known and trustworthy entity and that the status of the signature is good. Malware is often signed with non-trustworthy “Self Signed” digital signatures (which can be easily created by a malware author with no verification). Malware may also be signed by legitimate signatures that have an invalid status, and by signatures from questionable root authorities with fake or misleading “Signer” names.

Signer	Root	Status
Disc Soft Ltd	COMODO RSA Code Signing CA	Hash Mismatch

File Traits

• .NET
• HighEntropy
• Installer Manifest
• Installer Version
• x86

Files Modified

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Files Modified

This section lists files that were created, modified, moved and/or deleted by samples in this family. File system activity can provide valuable insight into how malware functions on the operating system.

File	Attributes
c:\users\user\appdata\local\temp\appinstaller.exe	Generic Write,Read Attributes
c:\users\user\appdata\local\temp\nsqb176.tmp\system.dll	Generic Write,Read Attributes

Registry Modifications

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Registry Modifications

This section lists registry keys and values that were created, modified and/or deleted by samples in this family. Windows Registry activity can provide valuable insight into malware functionality. Additionally, malware often creates registry values to allow itself to automatically start and indefinitely persist after an initial infection has compromised the system.

Key::Value	Data	API Name
HKLM\software\wow6432node\microsoft\tracing::enableconsoletracing		RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\tracing\rasapi32::enablefiletracing		RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\tracing\rasapi32::enableautofiletracing		RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\tracing\rasapi32::enableconsoletracing		RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\tracing\rasapi32::filetracingmask	￿	RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\tracing\rasapi32::consoletracingmask	￿	RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\tracing\rasapi32::maxfilesize		RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\tracing\rasapi32::filedirectory	%windir%\tracing	RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\tracing\rasmancs::enablefiletracing		RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\tracing\rasmancs::enableautofiletracing		RegNtPreCreateKey

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HKLM\software\wow6432node\microsoft\tracing\rasmancs::enableconsoletracing		RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\tracing\rasmancs::filetracingmask	￿	RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\tracing\rasmancs::consoletracingmask	￿	RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\tracing\rasmancs::maxfilesize		RegNtPreCreateKey
HKLM\software\wow6432node\microsoft\tracing\rasmancs::filedirectory	%windir%\tracing	RegNtPreCreateKey

Windows API Usage

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Windows API Usage

This section lists Windows API calls that are used by the samples in this family. Windows API usage analysis is a valuable tool that can help identify malicious activity, such as keylogging, security privilege escalation, data encryption, data exfiltration, interference with antivirus software, and network request manipulation.

Category	API
Anti Debug	IsDebuggerPresent NtQuerySystemInformation
User Data Access	GetComputerName GetUserDefaultLocaleName GetUserObjectInformation
Process Manipulation Evasion	NtUnmapViewOfSection ZwMapViewOfSection
Process Shell Execute	CreateProcess
Encryption Used	BCryptOpenAlgorithmProvider
Network Winsock2	WSASocket WSAStartup
Network Winsock	closesocket setsockopt
Network Winhttp	WinHttpOpen

Shell Command Execution

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Shell Command Execution

This section lists Windows shell commands that are run by the samples in this family. Windows Shell commands are often leveraged by malware for nefarious purposes and can be used to elevate security privileges, download and launch other malware, exploit vulnerabilities, collect and exfiltrate data, and hide malicious activity.

C:\Users\Vgruwnus\AppData\Local\Temp\AppInstaller.exe