NOKKI Malware Sports Mysterious Link to Reaper APT Group

The Reaper APT group, suspected of being affiliated with North Korea, turns out to have a link to the recently uncovered NOKKI malware family. Palo Alto’s Unit 42 recently observed NOKKI-laden attacks targeted Russian- and Cambodian-speaking individuals with political lures. NOKKI is a backdoor,...

ThreatList: Microsoft Macros Remain Top Vector for Malware Delivery

Attacks using malicious Microsoft macros, always a popular method for compromising target machines, are more virulent than ever, accounting for 45 percent of all delivery mechanisms analyzed in August. Top Malware Delivery Mechanisms in August Just behind this tried-and-true method lies the...

Office VBA + AMSI: Parting the veil on malicious macros

As part of our continued efforts to tackle entire classes of threats, Office 365 client applications now integrate with Antimalware Scan Interface AMSI, enabling antivirus and other security solutions to scan macros and other scripts at runtime to check for malicious behavior. Macro-based threats...

AdvisorsBot Downloader Emerges in Raft of Malware Campaigns

A new downloader was disclosed today, sporting significant anti-analysis features and increasingly sophisticated distribution techniques. Researchers at Proofpoint have been tracking the downloader as a first-stage payload in campaigns since May 2018. Dubbed AdvisorsBot due to early...

wePWNise - Generates Architecture Independent VBA Code To Be Used In Office Documents Or Templates And Automates Bypassing Application Control And Exploit Mitigation Software

wePWNise is proof-of-concept Python script which generates VBA code that can be used in Office macros or templates. It was designed with automation and integration in mind, targeting locked down environment scenarios. The tool enumerates Software Restriction Policies SRPs and EMET mitigations and...

Highly Flexible Marap Malware Enters the Financial Scene

A newly discovered downloader malware has been discovered as part of a new campaign primarily targeting financial institutions. Researchers at Proofpoint said today that the downloader – dubbed “Marap” after its command-and-control phone-home parameter, “param,” spelled backwards – is notable for...

Updated AZORult Spyware Comes with Sophisticated New Techniques

An updated version of the AZORult spyware has been sighted as the payload in a large spam campaign – just one day after debuting on the Dark Web. AZORult steals information and can download additional malware; it’s been around since at least 2016, when Proofpoint researchers identified it as part...

Highly Sophisticated Parasite RAT Emerges on the Dark Web

Researchers are tracking a remote access trojan RAT on underground markets that, so far, has only been attributed to one small malicious email campaign. However, the RAT, dubbed Parasite HTTP by the Proofpoint researchers that discovered it, has an impressive list of sophisticated features –...

Cross-site Scripting (XSS)

mathjax is vulnerable to cross-site scripting XSS attacks. The vulnerability exists through the improper sanitization through the \unicode and \class mcaros, allowing arbitrary JavaScript to be executed when rendered...

New Malware Family Uses Custom UDP Protocol for C&C Communications

Security researchers have uncovered a new highly-targeted cyber espionage campaign, which is believed to be associated with a hacking group behind KHRAT backdoor Trojan and has been targeting organizations in South East Asia. According to researchers from Palo Alto, the hacking group, which they...

XSS in User Macros, Macro Title and Icon URL

h2. Summary System Administrator is allowed to input JS/CSS in Macro Title and Icon URL in Macro Editor. The script input in the fields can be executed when user open "Macro" selection window. h2. How to reproduce Go to "Edit User Macro" as Confluence Administrator. !Screen Shot 2018-06-14 at...

Blocks for Flash and others coming to Office 365

If you're a user of Microsoft Office products such as Word and Excel, you're probably aware that they've been used as inroads for malware for a long, long time. But what about malware attacks without Macros? Sure. Macro malware for Macs? That, too. Malicious documents and spying tools? Danger, Wi...

Malware analysis: decoding Emotet, part 1

Emotet Banking Trojan malware has been around for quite some time now. As such, infosec researchers have made several attempts to develop tools to de-obfuscate and even decrypt the AES-encrypted code belonging to this malware. The problem with these tools is that they target active versions of th...

Vega Stealer Malware Takes Aim at Chrome, Firefox

A malware dubbed Vega Stealer has been uncovered, looking to make off with saved credentials and credit-card information in the Chrome and Firefox browsers. While it’s a simple payload for now, researchers said it has the ability to evolve into something more concerning in the future. Proofpoint,...

poi: Parsing of multiple file types can cause a denial of service via infinite loop or out of memory exception

Apache POI in versions prior to release 3.17 are vulnerable to Denial of Service Attacks: 1 Infinite Loops while parsing crafted WMF, EMF, MSG and macros POI bugs 61338 and 61294, and 2 Out of Memory Exceptions while parsing crafted DOC, PPT and XLS POI bugs 52372 and 61295...

Microsoft Office: Automation Security

This test checks the setting for policy OpenVAS Vulnerability Test $Id: office2013automationsecurity.nasl 11843 2018-10-11 14:33:21Z emoss $ Check value for Automation Security Authors: Emanuel Moss Copyright: Copyright c 2018 Greenbone Networks GmbH, http://www.greenbone.net This program is free...

Disable Risky Windows Features: Hardentools

Hardentools is a collection of simple utilities designed to disable a number of “features” exposed by operating systems Microsoft Windows, for now, and primary consumer applications. These features, commonly thought for Enterprise customers, are generally useless to regular users and rather pose ...

Description of the security update for Excel 2013: March 13, 2018

Description of the security update for Excel 2013: March 13, 2018 Summary This security update resolves vulnerabilities in Microsoft Office that could allow remote code execution if a user opens a specially crafted Office file. To learn more about these vulnerabilities, see Microsoft Common...

Description of the security update for Excel 2016: March 13, 2018

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Description of the security update for Excel 2010: March 13, 2018

Description of the security update for Excel 2010: March 13, 2018 Summary This security update resolves vulnerabilities in Microsoft Office that could allow remote code execution if a user opens a specially crafted Office file. To learn more about these vulnerabilities, see Microsoft Common...