Adware.Pirrit.AB
Threat Scorecard
EnigmaSoft Threat Scorecard
EnigmaSoft Threat Scorecards are assessment reports for different malware threats which have been collected and analyzed by our research team. EnigmaSoft Threat Scorecards evaluate and rank threats using several metrics including real-world and potential risk factors, trends, frequency, prevalence, and persistence. EnigmaSoft Threat Scorecards are updated regularly based on our research data and metrics and are useful for a wide range of computer users, from end users seeking solutions to remove malware from their systems to security experts analyzing threats.
EnigmaSoft Threat Scorecards display a variety of useful information, including:
Popularity Rank: The ranking of a particular threat in EnigmaSoft’s Threat Database.
Severity Level: The determined severity level of an object, represented numerically, based on our risk modeling process and research, as explained in our Threat Assessment Criteria.
Infected Computers: The number of confirmed and suspected cases of a particular threat detected on infected computers as reported by SpyHunter.
See also Threat Assessment Criteria.
| Threat Level: | 20 % (Normal) |
| Infected Computers: | 37 |
| First Seen: | June 26, 2021 |
| Last Seen: | October 24, 2025 |
| OS(es) Affected: | Windows |
The detection of Adware.Pirrit.AB on your system indicates the presence of a potentially unwanted program that may be causing disruptions to your computing experience. Adware, short for advertising-supported software, is a type of software that displays unwanted advertisements on your computer, often in the form of pop-ups, banners, or sponsored content. In this report, we will provide an overview of Adware.Pirrit.AB, its operating methods, symptoms of infection, and steps to remove it from your system.
Table of Contents
What Is Adware.Pirrit.AB?
Adware.Pirrit.AB is a type of adware program that is designed to display unwanted advertisements on your computer. The name itself does not provide specific information about the malware family or its origin, but rather serves as a detection label used by security software to identify the threat. Adware programs like Adware.Pirrit.AB are often bundled with free software downloads or installed through exploit kits, which take advantage of vulnerabilities in your system or applications to gain unauthorized access.
How Adware.Pirrit.AB Operates
Adware.Pirrit.AB operates by installing itself on your system and modifying your browser settings to display unwanted advertisements. It may also collect your browsing data, such as search history and website visits, to deliver targeted ads. In some cases, adware programs can also install additional software or toolbars on your system, which can further compromise your security and privacy. Adware.Pirrit.AB may use various tactics to evade detection, including code obfuscation, anti-debugging techniques, and rootkit functionality.
Symptoms of Infection
Symptoms of Adware.Pirrit.AB infection may include an increase in pop-up ads, banners, or sponsored content on your browser or desktop. You may also notice that your browser homepage or search engine has been changed without your consent. Additionally, your system may become slow or unstable, and you may experience frequent crashes or freezes. In some cases, adware programs can also cause your system to become vulnerable to other types of malware or cyber threats.
How to Remove Adware.Pirrit.AB
- Boot your system in Safe Mode with Networking to prevent the adware from loading and to allow for a clean removal process.
- Perform a full scan of your system using a reputable anti-malware tool, such as SpyHunter, to detect and remove all instances of Adware.Pirrit.AB.
- Uninstall any suspicious programs or applications that may be related to the adware infection.
- Reset your browser settings to their default values, including Chrome, Firefox, and Edge, to remove any modifications made by the adware.
- Reboot your system and perform a follow-up scan to ensure that all remnants of the adware have been removed.
Conclusion
Removing Adware.Pirrit.AB from your system requires a combination of technical expertise and caution. By following the steps outlined in this report, you can effectively remove the adware and restore your system to its normal functioning state. It is essential to remain vigilant and proactive in maintaining your system's security and privacy, as adware programs like Adware.Pirrit.AB can cause significant disruptions to your computing experience. Regularly updating your operating system, applications, and security software can help prevent similar infections in the future.
Analysis Report
General information
| Family Name: | Adware.Pirrit.AB |
|---|---|
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
d8f42b6585c09b85e67a5eb975f85514
SHA1:
858dfdf53266c32f1d1e14f449334d6ea5e80f63
SHA256:
B361352F5348D8A7E42FC0CBA211D3C3B17FB966E54E117EA2A8B15B0CA96523
File Size:
229.89 KB, 229888 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 security information
- File is 32-bit executable
- File is console application (IMAGE_SUBSYSTEM_WINDOWS_CUI)
- File is either console or GUI application
- File is Native application (NOT .NET application)
- File is not packed
- IMAGE_FILE_DLL is not set inside PE header (Executable)
Show More
- IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)
File Traits
- No Version Info
- x86
Block Information
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: | 136 |
|---|---|
| Potentially Malicious Blocks: | 44 |
| Whitelisted Blocks: | 92 |
| Unknown Blocks: | 0 |
Visual Map
? - Unknown Block
x - Potentially Malicious Block
Similar Families
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.- Pirrit.A
- Pirrit.AB
