malware programs

The most complex poser malware PoSeidon so far Cisco Security Solutions (CSS) researchers recently discovered a new malware PoSeidon for PoS systems, which is extremely complex, it is called the most complex PoS malware so far. Customers may use the PoS system when purchasing products at retail stores. If you use a credit or debit card, the PoS System reads the i

Hacking Team's principle and Function Analysis of Mac malware Last week, security personnel Patrick Wardle published an article about HackingTeam's new backdoor and virus implants. It also indicates that the Hacking Team becomes active again, bringing new malware. To understand the principles and functions of the malware, some security personnel have made an in-d

updatesPrerequisites:Permissions for organization management (organization management) and clean Management (hygiene management) must be assigned.To download the engine and definition updates, run the following command: $env: exchangeinstallpath\scripts\update-malwarefilteringserver.ps1-identity This example manually downloads the engine and definition updates to a server named mailbox01.contoso.com: $env: Exchangeinstallpath\scripts\update-malwarefilteringserver.ps1-identity mailbox01.contoso.

Analysis of malware through machine learning: Basic Principles of clustering algorithms in Deepviz Since last year, we have discovered that many audiovisual companies have begun to engage in machine learning and artificial intelligence, hoping to find a fast and effective way to analyze and isolate new types of malware and expand the malicious software library. However, in fact, there is a big problem here:

In China, smartphones are rapidly replacing traditional functional phones with simple functions. Smart phones bring in touch screens, unlimited functions, entertainment and APP applications, while also giving rise to the same headache as PCs. Mobile phone security problems caused by the rapid growth of smartphones and the explosive growth of the APP economy are inevitable. The mobile APP economy driven by smartphones and apps provides criminals with a place to make money. In the early stages of

New Android malware obtains Root permission to uninstall Security Software FireEye Labs's security researchers have discovered a Chinese family of Android malware that is rapidly spreading to more than 20 countries around the world. Its Command Control Server (CC) domain name is aps.kemoge.net, therefore, it is named Kemoge. Kemoge repacks valid applications as legitimate applications and uploads them to a

A company tried to sell me their latest product a few years ago, saying it could help me detect and prevent malware from infecting my enterprise system. I politely refused and explained that my company has many engineers and it is impossible to be troubled by malware sweeping the Internet. I also told this vendor that we have deployed enterprise-level anti-virus products to deal with such problems.But event

2015 Android malware Threat Report (I): threats caused by Android ransomware and SMS Trojans extend to multiple systemsExecution Summary Ransomware has been plagued by Windows PC for the past few years. However, recently, ransomware's platform is no longer limited to Windows systems. It has reached out to Linux and Android. Although the ransomware on these two platforms is not as advanced as Windows, Android ransomware still has serious consequences,

1, the browser home page connection has been tampered with If you do not adjust but found that the browser's default home page changes, it is likely that the system infected with malicious software. Similarly, or use Baidu Search, click Baidu to provide the connection, but was directed to a random connection, but also the system is infected by virus or malware performance. 2, the browser can not access the Internet Network connectivity is normal, b

Recently, I found that PDF files are increasingly used for advanced persistent threat attacks. Can you describe some new technologies used in PDF attacks? In addition, can you recommend some tools that can scan PDF malware? Can anti-malware or email scanning monitor such threats? Nick Lewis: advanced persistent threat (APT) attacks are likely to take advantage of PDF files, because most common users think t

Asacub history: from spyware to malware Recently, security personnel on mobile banking Trojan Trojan-Banker.AndroidOS.Asacub for in-depth analysis, found that the malicious function with the version of the change continues to increase.Earlier versionsThe trojan was first detected in early June 2015 and features similar to spyware. Early Asacub Trojans steal all text messages and upload them to malicious servers. They receive and execute the following

Recently, we have been talking about the usage of Ubuntu Dash and other different features, but all of them ignore the security. It does not mean that there is no Ubuntu SECURITY Article, but that security is not emphasized as the mainstream. In this article, Matt Hartley, author of Datamation, will describe how to protect Ubuntu security. Linux malware We all think that Linux is invincible, and all Linux versions are not threatened by

Secrets: malware toolbox for poser In the last two years, PoS malware has been widely used due to PoS attacks against Tajikistan, jard.com, and Kmart. With the arrival of the "Black Friday" shopping season, malicious software on the POS machine will certainly be noticed. PoS attackers do not rely solely on their own malware to attack and steal victim data. They w

In the previous article, we will introduce anti-simulation technologies commonly used by malware to readers. In this article, we will introduce various anti-Debugging techniques used by malware to impede reverse engineering, so as to help readers better understand these technologies, this enables more effective dynamic detection and analysis of malware. I. Anti-d

Worrying: a large number of malware emerged after the release of Intel chip vulnerability PoC, worrying about poc Recently, security researchers found that more and more malware samples on the market are trying to develop variants using Intel's previously exposed CPU Security Vulnerabilities (Meltdown and Spectre. According to a survey by experts from many foreign security companies, 119 samples of PoC cod

Vulnerabilities in Cisco FirePower firewalls allow malware Bypass Detection Security Vulnerabilities in CISCO FirePower firewall devices allow malware to bypass the detection mechanism. Cisco is releasing security updates to a critical vulnerability (CVE-2016-1345) that affects FirePower firewall, one of Cisco's latest products. This vulnerability was first discovered by security researchers at Check Poin

What is Rootkit? Literally, the root-kit is a user disguised as a "root" directory by attackers. It originated from UNIX systems and refers to the "kit (Software Tool Group)" for obtaining the root permission of computers )』, therefore, it is called Rootkit. Rootkit will change some operating system settings so that attackers can become "System Administrators" in the victim's computer. The trouble is that the design of Rootkit, the malware itself, it

Malware Reverse Analysis Series (1): identifies important code structures in assembly languages This series of articles are related to malware courses. Therefore, we should start with the complete structure of PE and ELF files. Another important concept is that these malicious programs are executed through understandable assembly code. What is the binary architec

client Malware processing scenarios before wordsFirst of all, from the outbreak of Veekim Mutant virus to the present, we gradually found that anti-virus software antivirus, anti-virus mechanism has become more and more passive. Anti-virus software often does not play a role, will be subject to the virus, the virus was put to death. Because of this, we must master and use some of the more powerful manual removal tools. IceSword1.2 Manual Avira n