A week in security (October 26 – November 1)

We had a very busy week at Malwarebytes Labs. We offered advice on Googles patch for an actively exploited zero-day bug that affects Chrome users, our podcast talked about finding consumer value in Cybersecurity Awareness Month with Jamie Court, we provided guidance about keeping ransomware cash...

TAU Threat Advisory: Imminent Ransomware threat to U.S. Healthcare and Public Health Sector

The Department of Homeland Security’s Cybersecurity and Infrastructure Security Agency CISA issued a joint alert this week with regards to an imminent cybercrime threat to US hospitals and healthcare providers. The alert was coauthored by CISA, the Federal Bureau of Investigation FBI, and the...

Halloween News Wrap: Zombie Bugs, Hospital Deaths and Other Scary Cyberattack Stories

This Halloween week, Threatpost editors discuss the spookiest security stories, including: A wave of ransomware attacks targeting a number of hospitals, sparking worries about healthcare security and the impact on patients during COVID-19 “Zombie” vulnerabilities – including Zerologon and SMBGhos...

Microsoft Warns Threat Actors Continue to Exploit Zerologon Bug

Threat attackers continue to exploit the Microsoft Zerologon vulnerability, a situation that’s been a persistent worry to both the company and the U.S. government over the last few months. Both on Thursday renewed their pleas to businesses and end users to update Windows systems with a patch...

QNAP QTS Zerologon Vulnerability

QNAP QTS is prone to the Zerologon vulnerability. SPDX-FileCopyrightText: 2020 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only CPE = "cpe:/o:qnap:qts"; if description...

Exploit for CVE-2020-1472

ZeroLogon testing script A Python script that uses the Impack...

Ryuk Ransomware Gang Uses Zerologon Bug for Lightning-Fast Attack

The Ryuk threat actors have struck again, moving from sending a phishing email to complete encryption across the victim’s network in just five hours. That breakneck speed is partially the result of the gang using the Zerologon privilege-escalation bug CVE-2020-1472, less than two hours after the...

Exploit for CVE-2020-1472

ZeroLogonChec...

Election Systems Under Attack via Microsoft Zerologon Exploits

U.S. government officials have warned that advanced persistent threat actors APTs are now leveraging Microsoft’s severe privilege-escalation flaw, dubbed “Zerologon,” to target elections support systems. Days after Microsoft sounded the alarm that an Iranian nation-state actor was actively...

Exploit for CVE-2020-1472

PoC exploit for CVE-2020-1472, a Windows ZeroLogon vulnerability. The exploit targets the Netlogon service on a Domain Controller DC and allows an attacker to set an empty password for the DC's machine account. This is achieved by exploiting the vulnerability in the Netlogon service, which allows...

Metasploit Wrap-Up

SAP Internet Graphics Server IGS This week includes a new module targeting the SAP Internet Graphics Server application, contributed by community member Vladimir Ivanov. This particular module covers two CVEs that are both XML External Entity XXE bugs that are remotely exploitable. The module com...

Microsoft Zerologon Flaw Under Attack By Iranian Nation-State Actors

Microsoft is warning that an Iranian nation-state actor is now actively exploiting the Zerologon vulnerability CVE-2020-1472, adding fuel to the fire as the severe flaw continues to plague businesses. The advanced persistent threat APT actor, which Microsoft calls MERCURY also known as MuddyWater...

Microsoft Patch Tuesday September 2020: Zerologon and other exploits, RCEs in SharePoint and Exchange

I would like to start this post by talking about Microsoft vulnerabilities, which recently turned out to be much more serious than it seemed at first glance. Older Vulnerabilities with exploits "Zerologon" Netlogon RCE CVE-2020-1472 One of them is, of course, the Netlogon vulnerability from the...

Exploit for CVE-2020-1472

ZeroLogon testing script A Python script that uses the Impack...

openSUSE Security Update : samba (openSUSE-2020-1526)

"This update for samba fixes the following issues : - ZeroLogon: An elevation of privilege was possible with some non default configurations when an attacker established a vulnerable Netlogon secure channel connection to a domain controller, using the Netlogon Remote Protocol MS-NRPC CVE-2020-147...

Exploit for CVE-2020-1472

Açıklama Zafiyetli şifreleme protokolü, netlogon protokolünd...

Exploit for CVE-2020-1472

Zerologon CVE-2020-1472 This script is made for bulk checkin...

Zerologon Attacks Against Microsoft DCs Snowball in a Week

A spike in exploitation attempts against the Microsoft vulnerability CVE-2020-1472, known as the Zerologon bug, continues to plague businesses. That’s according to researchers from Cisco Talos, who warned that cybercriminals are redoubling their efforts to trigger the elevation-of-privilege bug i...

LIVE Webinar on Zerologon Vulnerability: Technical Analysis and Detection

I am sure that many of you have by now heard of a recently disclosed critical Windows server vulnerability—called Zerologon—that could let hackers completely take over enterprise networks. For those unaware, in brief, all supported versions of the Windows Server operating systems are vulnerable t...

LIVE Webinar on Zerologon Vulnerability: Technical Analysis and Detection

I am sure that many of you have by now heard of a recently disclosed critical Windows server vulnerability—called Zerologon—that could let hackers completely take over enterprise networks. For those unaware, in brief, all supported versions of the Windows Server operating systems are vulnerable t...