Mount Locker Ransomware Offering Double Extortion Scheme to Other Hackers

A relatively new ransomware strain behind a series of breaches on corporate networks has developed new capabilities that allow it to broaden the scope of its targeting and evade security software—as well as with ability for its affiliates to launch double extortion attacks. The MountLocker...

The vulnerability of microprogrammed software in server boards, server systems, and Intel computing modules arises from copying buffers without checking the size of the input data. This allows attackers to exploit their privileges.

The vulnerability of microprogrammed software in server boards, server systems, and Intel computing modules is related to the copying of buffers without checking the size of the input data. Exploiting this vulnerability can allow attackers to enhance their privileges...

The vulnerability of microprogrammed software in server boards, server systems, and Intel computing modules arises from copying buffers without checking the size of the input data. This allows attackers to exploit their privileges.

The vulnerability of microprogrammed software in server boards, server systems, and Intel computing modules is related to the copying of buffers without checking the size of the input data. Exploiting this vulnerability can allow attackers to enhance their privileges...

CloudBees Jenkins Copy Artifact Plugin Authorization Issues Vulnerability

CloudBees Jenkins Hudson Labs is the United States CloudBees company's set of Java-based development of continuous integration tools. The product is mainly used to monitor the continuous software version of the release/test project and some timed tasks . Copy Artifact Plugin is used in one of the...

Design/Logic Flaw

In Tiny File Manager 2.4.1 there is a vulnerability in the ajax file backup copy functionality which allows authenticated users to create backup copies of files with .bak extension outside the scope in the same directory in which they are stored...

Humble Bundle's 2020 Cybersecurity Books

For years, Humble Bundle has been selling great books at a "pay what you can afford" model. This month, they're featuring as many as nineteen cybersecurity books for as little as $1, including four of mine. These are digital copies, all DRM-free. Part of the money goes to support the EFF or Let's...

Threat Analysis Unit (TAU) Threat Intelligence Notification: MailTo (NetWalker) Ransomware

MailTo is a ransomware variant that has recently been reported to have been part of a targeted attack against Toll Group, an Australian freight and logistics company. This ransomware makes no attempt to remain stealthy, and quickly encrypts the user’s data as soon as the ransomware is launched...

Threat Analysis Unit (TAU) Threat Intelligence Notification: SNAKE Ransomware

A new enterprise targeting ransomware named ‘SNAKE’ was recently discovered. Similar to the other variants of ransomware, it will stop numerous processes or services such as antivirus software and perform the deletion of volume shadow copies to ensure all the data cannot be restored easily. After...

Threat Analysis Unit (TAU) Threat Intelligence Notification: Snatch Ransomware

During the end of the year 2019, a ransomware named ‘Snatch” was discovered. Snatch ransomware will force Windows to reboot in Safe Mode where most of the software and system drivers will not be running in order to perform the file encryption process. Similar to the other variants of ransomware, ...

Threat Analysis Unit (TAU) Threat Intelligence Notification: DeathRansom Ransomware

During mid-November, a new ransomware named ‘DeathRansom” was found being distributed. Similar to the other variants of ransomware, it will perform the deletion of volume shadow copies to ensure all the data cannot be restored easily. After the DeathRansom performs file encryption, it will drop...

Snatch Ransomware Reboots Windows in Safe Mode to Bypass Antivirus

Cybersecurity researchers have spotted a new variant of the Snatch ransomware that first reboots infected Windows computers into Safe Mode and only then encrypts victims' files to avoid antivirus detection. Unlike traditional malware, the new Snatch ransomware chooses to run in Safe Mode because ...

CVE-2019-13013

Little Snitch versions 4.3.0 to 4.3.2 have a local privilege escalation vulnerability in their privileged helper tool. The privileged helper tool implements an XPC interface which is available to any process and allows directory listings and copying files as root...

CB TAU Threat Intelligence Notification: SEON Ransomware Distributed via Drive-By Attack Campaign

SEON Ransomware ver 0.2 was found being distributed by the GreenFlash Sundown exploit kit via a drive-by-attack campaign. After performing the encryption, SEON will drop and display the following ransom note and append ‘.fixt’ as the extension to the encrypted file. Figure 1: Screenshot of the...

CB TAU Threat Intelligence Notification: Maze Ransomware

Maze Ransomware, also known as ChaCha Ransomware, has been discovered being distributed by the Fallout exploit kit. After the encryption, it will create a ransom note named ‘DECRYPT-FILES.html’ in each of the encrypted file’s folders. The bottom of the ransom note is a base64 string which contain...

CB TAU Threat Intelligence Notification: RobbinHood Ransomware Stops 181 Windows Services Before Encryption

According to source articles, RobbinHood ransomware has been discovered and it will stop 181 Windows services prior to the encryption taking place. It is thought that the ransomware might not be distributed through a typical spam campaign, but instead via other methods such as hacked remote deskt...

CB TAU Threat Intelligence Notification: GandCrab 5.2 Ransomware Attempts to Delete Volume Shadow Copies

GandCrab 5.2 ransomware will append seven randomly generated strings as the file extension to each encrypted file and drop a ransom note named as ‘generated file extension-MANUAL.txt’, for example, “office.doc.uahmthl” and “UAHMTHL-MANUAL.txt”. It will also change the desktop background of the...

CB TAU Threat Intelligence Notification: CryptoMix Clop Ransomware Disables Startup Repair, Removes & Edits Shadow Volume Copies

Summary A wew variant of CryptoMix Clop ransomware has been distributed as a binary that is digitally signed and verified which makes it look like a legitimate executable. In addition, CryptoMix Clop ransomware will append ‘.clop’ or ‘.ciop’ as a file extension to the encrypted file and drop a...

TAU Threat Intelligence Notification: Shade Ransomware

Summary Recently there is a new wave of malicious spam campaign distributing Shade ransomware via sending malicious JavaScript attachments. The spam campaign was mainly targeting users from Russia, and the ransom note was written in both Russian and English. This variant of Shade ransomware will...

TAU Threat Intelligence Notification: BlackRouter Ransomware

According to the article from BleepingComputer, BlackRouter Ransomware was being promoted as a Ransomware-as-a-Service on Telegram by an Iranian developer. BlackRouter Ransomware will append ‘.BlackRouter’ as file extension to the encrypted file. In addition, it will attempt to delete volume shad...

TAU Threat Intelligence Notification – Crypt0r Ransomware

Summary Crypt0r ransomware is a new strain of ransomware that operates similar to WannaCry and NotPetya. When executed, it first checks for a hardcoded mutex value, and if it isn’t found, creates it as “crypt0r-mutex”. It then retrieves the temporary path of the currently logged in user, and...