Ubiquitous Bug Allows HIPAA-Protected Malware to Hide Behind Medical Images

A bug in a 30-year-old standard used for the exchange and storage of medical images has been uncovered; it allows an adversary to embed fully-functioning executable code into the image files captured by medical devices such as CT and MRI machines. This results in hybrid files that allow malware...

Stage File Proxy - Less critical - Denial of Service - SA-CONTRIB-2019-044

Stage File Proxy is a general solution for getting production files on a development server on demand. The module doesn't sufficiently validate requested urls, allowing an attacker to send repeated requests for files that do not exist which could exhaust resources on the server where Stage File...

Observations from RSA Conference, 2019

Last week, the 2019 RSA Conference was held with typical energy and exuberance in San Francisco. One of the largest cybersecurity industry conferences, it had over 700 exhibiting vendors not including another 50 in their Early Stage Expo area and over 500 sessions covering a wide range of current...

Exposure of Sensitive Information to an Unauthorized Actor in Apache Spark via crafted URL

In Apache Spark 2.1.0 to 2.1.2, 2.2.0 to 2.2.1, and 2.3.0, it's possible for a malicious user to construct a URL pointing to a Spark cluster's UI's job and stage info pages, and if a user can be tricked into accessing the URL, can be used to cause script to execute and expose information from the...

Bitdefender BOX 2 bootstrap update_setup command execution vulnerability

Summary An exploitable command execution vulnerability exists in the recovery partition of Bitdefender BOX 2, version 2.0.1.91. The API method /api/updatesetup does not perform firmware signature checks atomically, leading to an exploitable race condition TOCTTOU that allows arbitrary execution o...

Olympic Destroyer Wiper Changes Up Infection Routine

Olympic Destroyer, the wiper malware that briefly disrupted the Winter Olympic Games in South Korea earlier this year, appears to be back with a new first-stage dropper variant. It contains a few significant changes that indicate an evolution for the APT group behind it, according to researchers...

Safari Proxy Object Type Confusion

This module exploits a type confusion bug in the Javascript Proxy object in WebKit. The DFG JIT does not take into account that, through the use of a Proxy, it is possible to run arbitrary JS code during the execution of a CreateThis operation. This makes it possible to change the structure of e....

GPlayed Trojan - .Net playing with Google Market

This blog post is authored by Vitor Ventura. Introduction In a world where everything is always connected, and mobile devices are involved in individuals' day-to-day lives more and more often, malicious actors are seeing increased opportunities to attack these devices. Cisco Talos has identified...

Beers with Talos Ep. #38 — More fun with VPNFilter; Getting pwnd via spreadsheet

Beers with Talos BWT Podcast Ep. 38 is now available. Download this episode and subscribe to Beers with Talos: If iTunes and Google Play aren't your thing, click here. Ep. 38 show notes: Recorded Sept. 21, 2018 — The whole crew is back together! On the agenda today is VPNFilter part III, now...

Fancy Bear’s VPNfilter malware is back with 7 new modules

By Waqas Cisco’s Talos researchers have identified that Russia’s VPNfilter is way more dangerous than it is believed to be. The malware, which prompted the FBI to urge people to reboot their internet routers, contains seven additional third-stage modules that are infecting countless global...

VPNFilter Router Malware Adds 7 New Network Exploitation Modules

Security researchers have discovered even more dangerous capabilities in VPNFilter—the highly sophisticated multi-stage malware that infected 500,000 routers worldwide in May this year, making it much more widespread and sophisticated than earlier. Attributed to Russia's APT 28, also known as...

CVE-2018-14620

The OpenStack RabbitMQ container image insecurely retrieves the rabbitmqclusterer component over HTTP during the build stage. This could potentially allow an attacker to serve malicious code to the image builder and install in the resultant container image. Version of openstack-rabbitmq-container...

CVE-2018-14620

The OpenStack RabbitMQ container image insecurely retrieves the rabbitmqclusterer component over HTTP during the build stage. This could potentially allow an attacker to serve malicious code to the image builder and install in the resultant container image. Version of openstack-rabbitmq-container...

CVE-2018-14620

The OpenStack RabbitMQ container image insecurely retrieves the rabbitmqclusterer component over HTTP during the build stage. This could potentially allow an attacker to serve malicious code to the image builder and install in the resultant container image. Version of openstack-rabbitmq-container...

Threat Analysis: Recent Attack Technique Leveraging cmd.exe and PowerShell Demonstrates How Attackers Are Using Trusted Microsoft Applications for Malicious Behavior

An attack leveraging cmd.exe and PowerShell was recently investigated by Cb ThreatSight analysts. Our initial investigation discovered that a batch file was executed on the targeted system. This batch file then invoked PowerShell with a base64 encoded command. Decoding the command revealed a seri...

Dark Tequila: A Distilled Threat for Mexican Targets

Researchers have been tracking an ongoing malicious campaign targeting victims in Mexico, with a highly crafted tool built to steal financial information and login credentials for popular websites. Researchers at Kaspersky Lab said today that the campaign, dubbed Dark Tequila, and its supporting...

Dark Tequila Banking Malware Uncovered After 5 Years of Activity

Security researchers at Kaspersky Labs have uncovered a new, complex malware campaign that has been targeting customers of several Mexican banking institutions since at least 2013. Dubbed Dark Tequila , the campaign delivers an advanced keylogger malware that managed to stay under the radar for...

Dark Tequila Añejo

Dark Tequila is a complex malicious campaign targeting Mexican users, with the primary purpose of stealing financial information, as well as login credentials to popular websites that range from code versioning repositories to public file storage accounts and domain registrars. A multi-stage...

Code injection

In Apache Spark 2.1.0 to 2.1.2, 2.2.0 to 2.2.1, and 2.3.0, it's possible for a malicious user to construct a URL pointing to a Spark cluster's UI's job and stage info pages, and if a user can be tricked into accessing the URL, can be used to cause script to execute and expose information from the...

Gaza Cybergang Returns With New Attacks On Palestinian Authority

Security researchers from Check Point Threat Intelligence Team have discovered the comeback of an APT advanced persistent threat surveillance group targeting institutions across the Middle East, specifically the Palestinian Authority. The attack, dubbed "Big Bang," begins with a phishing email se...