How Just Opening A Malicious PowerPoint File Could Compromise Your PC

A few months back we reported how opening a simple MS Word file could compromise your computer using a critical vulnerability in Microsoft Office. The Microsoft Office remote code execution vulnerability CVE-2017-0199 resided in the Windows Object Linking and Embedding OLE interface for which a...

Ukrainian Man Arrested For Distributing NotPetya Ransomware And Helping Tax Evaders

Ukrainian authorities have arrested a 51-year-old man accused of distributing the infamous Petya ransomware Petya.A, also known as NotPetya — the same computer virus that massively hit numerous businesses, organisations and banks in Ukraine as well as different parts of Europe around 45 days ago...

Cerber ransomware delivered in format of a different order of Magnitude

As a follow up to our study into the Magnitude exploit kit and its gate which we profiled in a previous blog post, we take a look at an interesting technique used to distribute the Cerber ransomware. Exploit kits are a very effective means of serving malicious payloads and an important aspect is...

Signed Mughthesec Adware Hijacking Macs for Profit

A variant of an older piece of adware built for Macs called OperatorMac has been seen in the wild, and while like most adware it tries to turn a profit, it also illustrates some defensive shortcomings native to Apple’s ecosystem and the industry. Components of the new strain, which is called...

Revoke-Obfuscation: PowerShell Obfuscation Detection Using Science

Many attackers continue to leverage PowerShell as a part of their malware ecosystem, mostly delivered and executed by malicious binaries and documents. Of malware that uses PowerShell, the most prevalent use is the garden-variety stager: an executable or document macro that launches PowerShell to...

Fedora 26 : mediawiki (2017-05cb6287b7)

https://www.mediawiki.org/wiki/Releasenotes/1.28MediaWiki1.28.1 Changes since 1.28.0 - $wgRunJobsAsync is now false by default T142751. This change only affects wikis with $wgJobRunRate 0. - Fix fatal from 'WaitConditionLoop' not being found, experienced when a wiki has more than one database...

Dr0p1t Framework 1.3 - A Framework That Creates An Advanced FUD Dropper With Some Tricks

Have you ever heard about trojan droppers ? In short dropper is type of trojans that downloads other malwares and Dr0p1t gives you the chance to create a stealthy dropper that bypass most AVs and have a lot of tricks! Features Generated executable properties: The executable size is smaller compar...

Advanced Stealthy Dropper: Dr0p1t Framework

Advanced Stealthy Dropper In short dropper is type of trojans that downloads other malwares and Dr0p1t gives you the chance to create a stealthy dropper that bypass most AVs and have a lot of tricks. Features + Generated executable properties: The executable size is smaller compared to other...

Suspicious URL Padding Evasion Technique

Certain phishing campaigns use malicious URLs containing popular website names to hide intent...

Obfuscation in the Wild: Targeted Attackers Lead the Way in Evasion Techniques

Throughout 2017 we have observed a marked increase in the use of command line evasion and obfuscation by a range of targeted attackers. Cyber espionage groups and financial threat actors continue to adopt the latest cutting-edge application whitelisting bypass techniques and introduce innovative...

Obfuscation in the Wild: Targeted Attackers Lead the Way in Evasion Techniques

Throughout 2017 we have observed a marked increase in the use of command line evasion and obfuscation by a range of targeted attackers. Cyber espionage groups and financial threat actors continue to adopt the latest cutting-edge application whitelisting bypass techniques and introduce innovative...

AVET - AntiVirus Evasion Tool

AVET is an AntiVirus Evasion Tool, which was developed for making life easier for pentesters and for experimenting with antivirus evasion techniques. In version 1.1 lot of stuff was introduced, for a complete overview have a look at the CHANGELOG file. Now 64bit payloads can also be used, for...

FIN7 Hitting Restaurants with Fileless Malware

FIN7, closely associated with the notorious Carbanak group, is behind a targeted phishing campaign singling out restaurants with fileless malware that is difficult to detect. The recent campaign incorporates, “never before seen evasive techniques that allow malware to bypass most security...

PowerShell Script Encoding Evasion

Certain evasion tools obfuscate powershell scripts in order to circumvent inspection by security software. An attacker could use such evasion methods in order to execute arbitrary code on the target...

Infect Android Application With Meterpreter Payload: kwetza

Infect Android Application With Meterpreter Payload Kwetza infects an existing Android application with either custom or default payload templates to avoid detection by antivirus. Kwetza allows you to infect Android applications using the target application’s default permissions or inject...

Beware! Fireball Malware Infects Nearly 250 Million Computers Worldwide

Security researchers have discovered a massive malware campaign that has already infected more than 250 million computers across the world, including Windows and Mac OS. Dubbed Fireball, the malware is an adware package that takes complete control of victim's web browsers and turns them into...

How organizations can protect against new CERBER variations

TrendMicro Ransomware hit hard in 2016, with big attacks, large payouts and many new strains developed to thwart security measures. At the end of last year, Locky and CERBER ransomware families seemed to be neck and neck for market dominance. But that changed as CERBER evolved to offer new...

PowerShell Payload Stager: PowerStager

PowerShell Payload Stager This script creates an executable stager that downloads a selected powershell payload, loads it into memory and executes it using obfuscated EC methods. The script will also encrypt the stager for dynamic signatures and some additional obfuscation. This enables the actua...

CVE-2017-5433

A use-after-free vulnerability in SMIL animation functions occurs when pointers to animation elements in an array are dropped from the animation controller while still in use. This results in a potentially exploitable crash. This vulnerability affects Thunderbird 52.1, Firefox ESR 45.9, Firefox E...

Fedora 25 : mediawiki (2017-3fb95ed01f)

T109140 T122209 Special:UserLogin and Special:Search allow redirect to interwiki links. CVE-2017-0363, CVE-2017-0364 - T144845 XSS in SearchHighlighter::highlightText when $wgAdvancedSearchHighlighting is true. CVE-2017-0365 - T125177 API parameters may now be marked as 'sensitive' to keep their...