PUP.Patcher.AA

The detection of PUP.Patcher.AA 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 and prevent future infections.

What Is PUP.Patcher.AA?

PUP.Patcher.AA is a type of potentially unwanted program that may have been installed on your system without your knowledge or consent. PUPs are software applications that may not be malicious in nature but can still cause problems with your computer's performance, stability, and security. They often come bundled with other software or are downloaded from the internet, and can be difficult to remove without proper guidance.

How PUP.Patcher.AA Operates

PUPs like PUP.Patcher.AA typically operate by installing themselves on your system and then modifying system settings, registry entries, or other configuration files to achieve their goals. They may also collect user data, display unwanted advertisements, or redirect your browser to unwanted websites. In some cases, PUPs may also download and install additional software or malware, which can further compromise your system's security.

Symptoms of Infection

Systems infected with PUP.Patcher.AA may exhibit a range of symptoms, including slow system performance, unwanted pop-ups or advertisements, browser redirects, and changes to system settings or configuration files. You may also notice that your browser's homepage or search engine has been changed, or that new toolbars or extensions have been installed without your consent. In some cases, you may not notice any symptoms at all, which is why regular system scans and monitoring are essential for detecting and removing PUPs like PUP.Patcher.AA.

How to Remove PUP.Patcher.AA

1. Boot your system in Safe Mode with Networking to prevent the PUP from loading and to allow for easier removal.
2. Use a reputable anti-malware tool, such as SpyHunter, to perform a full system scan and detect any malware or PUPs that may be present.
3. Uninstall any suspicious programs or software that may be related to the PUP.Patcher.AA infection.
4. Reset your web browsers, including Chrome, Firefox, and Edge, to their default settings to remove any unwanted extensions, toolbars, or settings.
5. Reboot your system and perform another full system scan to ensure that the PUP has been completely removed.

Conclusion

Removing PUP.Patcher.AA from your system requires careful attention to detail and a thorough understanding of the removal process. By following the steps outlined above and using reputable anti-malware tools, you can effectively remove this PUP and prevent future infections. It is also essential to practice good system hygiene, including regular system scans, updates, and backups, to prevent similar threats from infecting your system in the future. Remember to always be cautious when downloading software or clicking on links from unknown sources, and to never install software that you do not trust or need.

Analysis Report

General information

Family Name:	PUP.Patcher.AA
Packers:	UPX
Signature status:	No Signature

Known Samples

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Known Samples

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

MD5: 6a20d84542b0d698f318b999f25f700d SHA1: 95918601a474f5c154a96d4df651ea7fa7bf880e SHA256: 6C63666D800033135943838418B61F80A56F0D3EBBD44F06B39DE3FA8E40F314 File Size: 32.61 KB, 32611 bytes

MD5: a1004866f0ddb04267890661a6f6ae02 SHA1: 5a4ffcca7c53f6d0ed7e4b636ff8455e9e87d844 SHA256: E56BAB2A82BA55D786B888AC77E68CF3CFEC4CE3FBE52181E1AF7A0A5F957056 File Size: 53.35 KB, 53350 bytes

MD5: cc27baa93eb41f17dd639b4cfd401f3d SHA1: af05c300faf94fbf64ed05ae40115ec11da16dd6 SHA256: 467B2019D1E5965DDFE44414EAF036D97BA4921FA53F6A99BC1980EAA69F8D80 File Size: 22.45 KB, 22455 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 doesn't have security information
• File has been packed
• 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)

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• IMAGE_FILE_DLL is not set inside PE header (Executable)
• 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.

File Traits

• .UPX
• 00 section
• 2+ executable sections
• HighEntropy
• No Version Info
• packed
• UPX!
• x86

Block Information

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Block Information

During analysis, EnigmaSoft breaks file samples into logical blocks for classification and comparison with other samples. Blocks can be used to generate malware detection rules and to group file samples into families based on shared source code, functionality and other distinguishing attributes and characteristics. This section lists a summary of this block data, as well as its classification by EnigmaSoft. A visual representation of the block data is also displayed, where available.

Total Blocks:	35
Potentially Malicious Blocks:	20
Whitelisted Blocks:	15
Unknown Blocks:	0

Visual Map

x x 0 x x x x x x x x x x x x x x x x 0 0 0 0 0 0 0 0 0 0 0 0 x x 0 0

0 - Probable Safe Block
? - Unknown Block
x - Potentially Malicious Block

Similar Families

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Similar Families

This section lists other families that share similarities with this family, based on EnigmaSoft’s analysis. Many malware families are created from the same malware toolkits and use the same packing and encryption techniques but uniquely extend functionality. Similar families may also share source code, attributes, icons, subcomponents, compromised and/or invalid digital signatures, and network characteristics. Researchers leverage these similarities to rapidly and effectively triage file samples and extend malware detection rules.

• Patcher.AA

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\downloads\3f08.tmp	Generic Read,Write Data,Write Attributes,Write extended,Append data,Delete
c:\users\user\downloads\7841.tmp	Generic Read,Write Data,Write Attributes,Write extended,Append data,Delete
c:\users\user\downloads\a8b0.tmp	Generic Read,Write Data,Write Attributes,Write extended,Append data,Delete

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
User Data Access	GetUserObjectInformation