3233 matches found
CSI: Evidence Indicators for Targeted Ransomware Attacks - Part II | McAfee Blogs
CSI: Evidence Indicators for Targeted Ransomware Attacks – Part II Christiaan Beek · FEB 20, 2020 In our first article we discussed the growing pattern of targeted ransomware attacks where the first infection stage is often an info-stealer kind of malware used to gain credentials/access to...
Citrix Director displays multiple Hypervisor health alerts
Background Citrix Director displays alerts on the dashboard and other high level views to monitor infrastructure. Alerts from various hypervisors including XenServer and vSphere, help monitor the hypervisor parameters and states. Starting with CVAD 2411, Citrix Director introduces bulk dismissal ...
PowerTools
This repository is an offensive tool for PowerShell exploitation. It contains a collection of scripts that utilize a common pattern to host a script on a PowerShell webserver, invoke the IEX download cradle to download/execute the target code and post the results back to the server, and then...
CSI Evidence Indicators for Targeted Ransomware Attacks
ARCHIVED STORY CSI: Evidence Indicators for Targeted Ransomware Attacks – Part I By Trellix · Febraury 12, 2020 For many years now I have been working and teaching in the field of digital forensics, malware analysis and threat intelligence. During one of the classes we always talk about Lockard’s...
CSI Evidence Indicators for Targeted Ransomware Attacks
ARCHIVED STORY CSI: Evidence Indicators for Targeted Ransomware Attacks – Part I By Trellix · Febraury 12, 2020 For many years now I have been working and teaching in the field of digital forensics, malware analysis and threat intelligence. During one of the classes we always talk about Lockard’s...
Job fails to create VSS snapshot for SMB share
Challenge A File Backup/file to tape job skips VSS snapshot creation on SMB share and ends with the following message in the log: Failed to create a VSS snapshot, failing over to direct backup from the file share A File Backup job for an SMB3 File Share configured to use Backup from a Microsoft V...
PowerSploit
This is an offensive tool for Windows PowerShell. It is a collection of PowerShell modules for various purposes, including code execution, DLL injection, and antivirus bypass. The tool is part of the PowerSploit framework, which is a collection of PowerShell modules for penetration testing and re...
New Lemon Duck Malware Campaign Targets IoT, Large Manufacturers
Printers, smart TVs and automated guided vehicles that depend on Windows 7 have become the latest juicy targets for cybercriminals leveraging a “self-spreading” variant of the malware Lemon Duck. In a report released Wednesday by TrapX Security, researchers warn manufacturers dependent on IoT...
AZORult Campaign Adopts Novel Triple-Encryption Technique
A recent wave of AZORult-laced spam caught the attention of researchers who warn that malicious attachments associated with the campaign are using a novel obfuscation technique, in an attempt to slip past spam gateways and avoid client-side antivirus detection. What makes this campaign unique is...
Beers with Talos Ep. #71: I Have the Power(Shell)
Beers with Talos BWT Podcast episode No. 71 is now available. Download this episode and subscribe to Beers with Talos: If iTunes and Google Play aren't your thing, click here. Recorded Jan. 17, 2020 PowerShell is a frequent flyer in security headlines — a powerful and oft-wielded tool for attacke...
Invoke-APT29: Adversarial Threat Emulation
MITRE recently conducted its second ATT&CK exercise in their ongoing annual series of Endpoint Security Efficacy testing and evaluation. This test focuses on assessing the behavioral capabilities of multiple endpoint security vendors against a simulated adversary, based closely around...
Check-LocalAdminHash - A PowerShell Tool That Attempts To Authenticate To Multiple Hosts Over Either WMI Or SMB Using A Password Hash To Determine If The Provided Credential Is A Local Administrator
Check-LocalAdminHash is a PowerShell tool that attempts to authenticate to multiple hosts over either WMI or SMB using a password hash to determine if the provided credential is a local administrator. It's useful if you obtain a password hash for a user and want to see where they are local admin ...
sLoad Malware Revamped as Powerful 'StarsLord' Loader
The sLoad malware downloader, a PowerShell-based trojan first spotted in May 2018, has a new, polished version that comes with “more powerful features, posing even higher risk,” Microsoft researchers are warning. After discovering it being used in several campaigns over the holidays, researchers...
sLoad launches version 2.0, Starslord
sLoad, the PowerShell-based Trojan downloader notable for its almost exclusive use of the Background Intelligent Transfer Service BITS for malicious activities, has launched version 2.0. The new version comes on the heels of a comprehensive blog we published detailing the malware’s multi-stage...
FTCODE Ransomware Now Steals Chrome, Firefox Credentials
FTCODE, a PowerShell-based ransomware that targets Italian-language users, has added new capabilities, including the ability to swipe saved web browser and email client credentials from victims. Samples of the ransomware, which has been around since 2013, were recently observed in September 2019...
CVE-2018-8292
An information disclosure vulnerability exists in .NET Core when authentication information is inadvertently exposed in a redirect, aka ".NET Core Information Disclosure Vulnerability." This affects .NET Core 2.1, .NET Core 1.0, .NET Core 1.1, PowerShell Core 6.0...
Lsassy - Extract Credentials From Lsass Remotely
Python library to remotely extract credentials. This blog post explains how it works. You can check the wiki This library uses impacket project to remotely read necessary bytes in lsass dump and pypykatz to extract credentials. Requirements Python = 3.6 pypykatz = 0.3.0 impacket Installation From...
CVE-2020-0601, aka NSACrypt
A spoofing vulnerability exists in the way Windows CryptoAPI Crypt32.dll validates Elliptic Curve Cryptography ECC certificates.An attacker could exploit the vulnerability by using a spoofed code-signing certificate to sign a malicious executable, making it appear the file was from a trusted,...
Remote Code Execution (RCE)
Overview PowerShell is a package containing the PowerShell global tool Affected versions of this package are vulnerable to Remote Code Execution RCE when the software fails to check the source markup of a file. An attacker who successfully exploited the vulnerability could run arbitrary code in t...
