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Code metamorphism refers to a computer programming exercise wherein the program modifies its own code (partial or entire) consistently and automatically while retaining its core functionality. This technique is often used for online…

Cryptography and Security · Computer Science 2024-11-05 Pooria Madani

The most common malware detection approaches which are based on signature matching and are not sufficient for metamorphic malware detection, since virus kits and metamorphic engines can produce variants with no resemblance to one another.…

Cryptography and Security · Computer Science 2018-11-13 Reza Mirzazadeh , Mohammad Hossein Moattar , Majid Vafaei Jahan

Malwares are big threat to digital world and evolving with high complexity. It can penetrate networks, steal confidential information from computers, bring down servers and can cripple infrastructures etc. To combat the threat/attacks from…

Cryptography and Security · Computer Science 2015-12-03 Ashu Sharma , S. K. Sahay

Malware constitutes a major global risk affecting millions of users each year. Standard algorithms in detection systems perform insufficiently when dealing with malware passed through obfuscation tools. We illustrate this studying in detail…

Cryptography and Security · Computer Science 2019-11-12 Alberto Redondo , David Rios Insua

Malware authors have traditionally relied on polymorphic techniques to produce variants in the same malware family, complicating signature-based detection. Integrating generative AI into offensive toolchains enables attackers to synthesize…

Cryptography and Security · Computer Science 2026-05-07 Gabriel Hortea , Juan Tapiador

In order to prevent detection and evade signature-based scanning methods, which are normally exploited by antivirus software, metamorphic viruses use several various obfuscation approaches. They transform their code in new instances as look…

Cryptography and Security · Computer Science 2011-04-19 Babak Bashari Rad , Maslin Masrom

With the advent of new technologies, using various formats of digital gadgets is becoming widespread. In today's world, where everyday tasks are inevitable without technology, this extensive use of computers paves the way for malicious…

Cryptography and Security · Computer Science 2022-02-23 Mohammad Mahdi Maghouli , Mohamadreza Fereydooni , Monireh Abdoos , Mojtaba Vahidi-Asl

Polymorphic malware continually alters its structure to evade signature-based defences, challenging both commercial antivirus (AV) and enterprise detection systems. This study introduces a reproducible framework for analysing eight…

Cryptography and Security · Computer Science 2025-12-01 Shreyansh Swami , Ishwardeep Singh , Ujjwalpreet Singh , Chinmay Prawah Pant

Modern malware is designed with mutation characteristics, namely polymorphism and metamorphism, which causes an enormous growth in the number of variants of malware samples. Categorization of malware samples on the basis of their behaviors…

Cryptography and Security · Computer Science 2016-03-11 Mansour Ahmadi , Dmitry Ulyanov , Stanislav Semenov , Mikhail Trofimov , Giorgio Giacinto

Malware developers use combinations of techniques such as compression, encryption, and obfuscation to bypass anti-virus software. Malware with anti-analysis technologies can bypass AI-based anti-virus software and malware analysis tools.…

Cryptography and Security · Computer Science 2022-08-18 Jong-Wouk Kim , Yang-Sae Moon , Mi-Jung Choi

As currently classical malware detection methods based on signatures fail to detect new malware, they are not always efficient with new obfuscation techniques. Besides, new malware is easily created and old malware can be recoded to produce…

Cryptography and Security · Computer Science 2016-09-13 Andree Linke , Nhien-An Le-Khac

Malware writers have employed various obfuscation and polymorphism techniques to thwart static analysis approaches and bypassing antivirus tools. Dynamic analysis techniques, however, have essentially overcome these deceits by observing the…

Cryptography and Security · Computer Science 2014-10-09 Waqas Aman

Metamorphic viruses are considered the most dangerous of all computer viruses. Unlike other computer viruses that can be detected statically using static signature technique or dynamically using emulators, metamorphic viruses change their…

Cryptography and Security · Computer Science 2013-12-17 Moustafa Saleh

Malware authors often employ code obfuscations to make their malware harder to detect. Existing tools for generating obfuscated code often require access to the original source code (e.g., C++ or Java), and adding new obfuscations is a…

Cryptography and Security · Computer Science 2025-01-30 Seyedreza Mohseni , Seyedali Mohammadi , Deepa Tilwani , Yash Saxena , Gerald Ketu Ndawula , Sriram Vema , Edward Raff , Manas Gaur

Malicious software is an integral part of cybercrime defense. Due to the growing number of malicious attacks and their target sources, detecting and preventing the attack becomes more challenging due to the assault's changing behavior. The…

Cryptography and Security · Computer Science 2023-08-10 Mohammad Aziz , Ali Saeed Alfoudi

Similarity metrics, e.g., signatures as used by anti-virus products, are the dominant technique to detect if a given binary is malware. The underlying assumption of this approach is that all instances of a malware (or even malware family)…

Cryptography and Security · Computer Science 2014-09-30 Mathias Payer , Stephen Crane , Per Larsen , Stefan Brunthaler , Richard Wartell , Michael Franz

Malware is a significant threat to the security of computer systems and networks which requires sophisticated techniques to analyze the behavior and functionality for detection. Traditional signature-based malware detection methods have…

Cryptography and Security · Computer Science 2023-06-22 Shaswata Mitra , Stephen A. Torri , Sudip Mittal

The continued evolution and diversity of malware constitutes a major threat in modern systems. It is well proven that security defenses currently available are ineffective to mitigate the skills and imagination of cyber-criminals…

Cryptography and Security · Computer Science 2019-04-02 Irina Baptista , Stavros Shiaeles , Nicholas Kolokotronis

One of the major and serious threats that the Internet faces today is the vast amounts of data and files which need to be evaluated for potential malicious intent. Malicious software, often referred to as a malware that are designed by…

Cryptography and Security · Computer Science 2020-07-01 Sajedul Talukder

Malware detection is a critical aspect of information security. One difficulty that arises is that malware often evolves over time. To maintain effective malware detection, it is necessary to determine when malware evolution has occurred so…

Cryptography and Security · Computer Science 2021-03-11 Sunhera Paul , Mark Stamp
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