Microsoft Warns of a New Rare Fileless Malware Hijacking Windows Computers

Watch out Windows users! There's a new strain of malware making rounds on the Internet that has already infected thousands of computers worldwide and most likely, your antivirus program would not be able to detect it. Why? That's because, first, it's an advanced fileless malware and second, it...

Thousands of PCs Affected by Nodersok/Divergent Malware

New malware identified by Microsoft and Cisco Talos has affected thousands of PCs in the United States and Europe and turns systems into proxies for performing malicious activity, the companies said. The fileless threat—called Nodersok by Microsoft and Divergent by Cisco Talos—has many of its own...

Outlook for Web Bans 38 More File Extensions in Email Attachments

Malware or computer virus can infect your computer in several different ways, but one of the most common methods of its delivery is through malicious file attachments over emails that execute the malware when you open them. Therefore, to protect its users from malicious scripts and executable,...

Emotet malspam campaign uses Snowden’s new book as lure

Exactly one week ago, Emotet, one of the most dangerous threats to organizations in the last year, resumed its malicious spam campaigns after several months of inactivity. Based on our telemetry, we can see that the botnet started becoming chatty with its command and control servers C2, about a...

CB TAU Threat Intelligence Notification: Formbook Harvests Data By Intercepting Clients

Formbook is an information stealer which has been around for the past few years. Formbook acts as a form grabber which harvests credentials, passwords, banking details, key strokes and network requests, by intercepting web browser and other clients such as email and IM. The particular sample...

FudgeC2 - A Collaborative C2 Framework For Purple-Teaming Written In Python3, Powershell And .NET

FudgeC2 is a campaign orientated Powershell C2 framework built on Python3/Flask - Designed for team collaboration, client interaction, campaign timelining, and usage visibility. Note: FudgeC2 is currently in alpha stage, and should be used with caution in non-test environments. Setup Installation...

How to: Kerberoast like a boss

Kerberoasting: by default, all standard domain users can request a copy of all service accounts along with their correlating password hashes. Crack these and you could have administrative privileges. But that’s so 2014. Why write a blog post about this in 2019 then? It still works well, yet there...

Emotet is back: botnet springs back to life with new spam campaign

After a fairly long hiatus that lasted nearly four months, Emotet is back with an active spam distribution campaign. For a few weeks, there were signs that the botnet was setting its gears in motion again, as we observed command and control C2 server activity. But this morning, the Trojan started...

High severity vulnerability that affects System.Management.Automation

Microsoft Security Advisory CVE-2019-1301: Denial of Service Vulnerability in PowerShell Core Executive Summary A denial of service vulnerability exists when PowerShell Core or .NET Core improperly handles web requests. An attacker who successfully exploited this vulnerability could cause a denia...

GHSA-62GW-3RMJ-WMP2 High severity vulnerability that affects System.Management.Automation

Microsoft Security Advisory CVE-2019-1301: Denial of Service Vulnerability in PowerShell Core Executive Summary A denial of service vulnerability exists when PowerShell Core or .NET Core improperly handles web requests. An attacker who successfully exploited this vulnerability could cause a denia...

This Week in Security News: IoT Devices Are a Target in Cybercriminal Underground

Welcome to our weekly roundup, where we share what you need to know about the cybersecurity news and events that happened over the past few days. This week, learn how fileless malware abuses PowerShell. Also, read how Trend Micro researchers are pulling back the curtain on the cybercriminal...

Exploit for Out-of-bounds Write in Google Android

AutomatedRoot !GitHubhttps://img.shields.io/github/license/...

CB Threat Analysis Unit Technical Breakdown: GermanWiper Ransomware

Editor's Note: The TAU-TIN related to this write up can be located here. GermanWiper Ransomware was found distributed via spam email campaign in Germany. It’s a data-wiping malware and the ransom note was written in German language. The malware pretends to be ransomware but is actually a wiper th...

PyFuscation - Obfuscate Powershell Scripts By Replacing Function Names, Variables And Parameters

PyFuscation Requires python3 usage: PyFuscation.py -h -f -v -p --ps SCRIPT Optional arguments: • -h, --help show this help message and exit • -f Obfuscate functions ○ Do this First ... Its probably the most likely to work well • -v Obfuscate variables ○ If your going to obfuscate variables do the...

Deep learning rises: New methods for detecting malicious PowerShell

Scientific and technological advancements in deep learning, a category of algorithms within the larger framework of machine learning, provide new opportunities for development of state-of-the art protection technologies. Deep learning methods are impressively outperforming traditional methods on...

Kaseya VSA Agent 9.5 Privilege Escalation

Exploit Title: Kaseya VSA agent CVE-2017-12410 found by Filip Palian. A a fix was put in place for the original CVE, however it was specific to binaries and not scripts. The root cause for both issues is allowing a low privileged group excessive permissions to a folder used by a elevated process...

Kaseya VSA agent 9.5 - Privilege Escalation

Exploit Title: Kaseya VSA agent CVE-2017-12410 found by Filip Palian. A a fix was put in place for the original CVE, however it was specific to binaries and not scripts. The root cause for both issues is allowing a low privileged group excessive permissions to a folder used by a elevated process...

GGPowerShell / Windows PowerShell Remote Command Execution

from base64 import b64encode from base64 import b64decode from socket import import argparse,sys,socket,struct,re GGPowerShell Microsoft Windows PowerShell - Unsantized Filename RCE Dirty File Creat0r. Original advisory:...

GGPowerShell / Windows PowerShell Remote Command Execution Exploit

This python script mints a .ps file with an exploitable semicolon condition that allows for command execution from Microsoft Windows PowerShell. from base64 import b64encode from base64 import b64decode from socket import import argparse,sys,socket,struct,re GGPowerShell Microsoft Windows...

FIN6 Switches Up PoS Tactics to Target E-Commerce

The financial cybergang known as the FIN6 group, known for going after brick-and-mortar point-of-sale PoS data in the U.S. and Europe, has changed up its tactics to target e-commerce sites. According to researchers at IBM X-Force Incident Response and Intelligence Services IRIS, FIN6 a.k.a. ITG08...