Cybercriminals Abusing Internet-Sharing Services to Monetize Malware Campaigns

Threat actors are capitalizing on the growing popularity of proxyware platforms like Honeygain and Nanowire to monetize their own malware campaigns, once again illustrating how attackers are quick to repurpose and weaponize legitimate platforms to their advantage. "Malware is currently leveraging...

Too Log; Didn't Read — Unknown Actor Using CLFS Log Files for Stealth

The Mandiant Advanced Practices team recently discovered a new malware family we have named PRIVATELOG and its installer, STASHLOG. In this post, we will share a novel and especially interesting technique the samples use to hide data, along with detailed analysis of both files that was performed...

REW-sploit - Emulate And Dissect MSF And *Other* Attacks

REW-sploit The tool has been presented at Black-Hat Arsenal USA 2021 https://www.blackhat.com/us-21/arsenal/schedule/index.htmlrew-sploit-dissecting-metasploit-attacks-24086 Slides of presentation are available at https://github.com/REW-sploit/REW-sploitdocs Need help in analyzing Windows shellco...

PYSEC-2021-586

TensorFlow is an end-to-end open source platform for machine learning. In affected versions an attacker can trigger a denial of service via a CHECK-fail in tf.rawops.MapStage. The implementation does not check that the key input is a valid non-empty tensor. We have patched the issue in GitHub...

PYSEC-2021-784

TensorFlow is an end-to-end open source platform for machine learning. In affected versions an attacker can trigger a denial of service via a CHECK-fail in tf.rawops.MapStage. The implementation does not check that the key input is a valid non-empty tensor. We have patched the issue in GitHub...

CVE-2021-37673

TensorFlow is an end-to-end open source platform for machine learning. In affected versions an attacker can trigger a denial of service via a CHECK-fail in tf.rawops.MapStage. The implementation does not check that the key input is a valid non-empty tensor. We have patched the issue in GitHub...

PT-2021-21791 · Google · Tensorflow

Name of the Vulnerable Software and Affected Versions: TensorFlow versions prior to 2.6.0 TensorFlow versions 2.5.1 and earlier TensorFlow versions 2.4.3 and earlier TensorFlow versions 2.3.4 and earlier Description: An attacker can trigger a denial of service via a CHECK-fail in tf.raw...

Breaking the Android Bootloader on the Qualcomm Snapdragon 660

This post is a companion to the DEF CON 29 video available here. A few months ago I purchased an Android phone to do some research around a specific series of NFC chips, which required me to gain root access to the device in order to fully access its hardware capabilities. Gaining root access on...

3 Steps to Integrate Rapid7 Products Into the DevSecOps Cycle

DevSecOps is the concept and practice of integrating security into the DevOps cycle. The idea is to bring the different phases of security into the DevOps model and try to automate the entire process, so security is integrated directly into the initial application builds. In this post, we’ll take...

A-Stage SCT-40CM01SR和AT-40CM01SR 授权问题漏洞

The A-Stage SCT-40CM01SR and A-Stage AT-40CM01SR are both high-definition LCD TVs from A-Stage Japan. The A-Stage SCT-40CM01SR and AT-40CM01SR suffer from an authorization issue vulnerability that can be exploited by an attacker to bypass access restrictions and execute arbitrary commands via...

A-Stage SCT-40CM01SR and AT-40CM01SR vulnerable to authentication bypass

Overview SCT-40CM01SR and AT-40CM01SR provided by A-Stage Inc. are liquid crystal televisions. SCT-40CM01SR and AT-40CM01SR contain an authentication bypass vulnerability CWE-287. Shinnosuke Tokusho reported this vulnerability to IPA. JPCERT/CC coordinated with the developer under Information...

JVN#21636825: A-Stage SCT-40CM01SR and AT-40CM01SR vulnerable to authentication bypass

SCT-40CM01SR and AT-40CM01SR provided by A-Stage Inc. are liquid crystal televisions. SCT-40CM01SR and AT-40CM01SR contain an authentication bypass vulnerability CWE-287. Impact An attacker who can access the device may log in via telnet without authentication and execute an arbitrary command...

What is Advanced Persistent Threat (APT) and security measures❓

Advanced persistent threat is a targeted attack against a specific entity, usually a corporation or government agency, that has the goal of obtaining information or access to computer systems. APTs rely on targeted attacks to achieve success. While malware and phishing attacks are not new, the AP...

Wormable DarkRadiation Ransomware Targets Linux and Docker Instances

Cybersecurity researchers are sounding the alarm bell over a new ransomware strain called "DarkRadiation" that's implemented entirely in Bash and targets Linux and Docker cloud containers, while banking on messaging service Telegram for command-and-control C2 communications. "The ransomware is...

Podcast: The State of Ransomware

Last month, ransomware group DarkSide targeted operator Colonial Pipeline Co., disrupting fuel supply in the Eastern part of the U.S. The attack on a major U.S. oil pipeline had widespread ripples: it prompted President Joe Biden to declare a state of emergency and caused substantial pain at gas...

Breaking down NOBELIUM’s latest early-stage toolset

As we reported in earlier blog posts, the threat actor NOBELIUM recently intensified an email-based attack that it has been operating and evolving since early 2021. We continue to monitor this active attack and intend to post additional details as they become available. In this blog, we highlight...

Breaking down NOBELIUM’s latest early-stage toolset

As we reported in earlier blog posts, the threat actor NOBELIUM recently intensified an email-based attack that it has been operating and evolving since early 2021. We continue to monitor this active attack and intend to post additional details as they become available. In this blog, we highlight...

Researchers Warn of Facefish Backdoor Spreading Linux Rootkits

Cybersecurity researchers have disclosed a new backdoor program capable of stealing user login credentials, device information and executing arbitrary commands on Linux systems. The malware dropper has been dubbed "Facefish" by Qihoo 360 NETLAB team owing its capabilities to deliver different...

Buer Malware Tool Rewritten in E-Z Rust Language

A variant of the Buer malware, which is being distributed in emails disguised as DHL support shipping notices, comes with a fresh code rewrite in the popular Rust language and looks like it may be in the process of prepping for rental to other cybercrooks. Join Threatpost for “Fortifying Your...

Lazarus APT Hackers are now using BMP images to hide RAT malware

A spear-phishing attack operated by a North Korean threat actor targeting its southern counterpart has been found to conceal its malicious code within a bitmap .BMP image file to drop a remote access trojan RAT capable of stealing sensitive information. Attributing the attack to the Lazarus Group...