Eternal Synergy Exploit Analysis

Introduction Recently we announced a series of blog posts dissecting the exploits released by the ShadowBrokers in April 2017; specifically some of the less explored exploits. This week we are going to take a look at Eternal Synergy, an SMBv1 authenticated exploit. This one is particularly...

Eternal Synergy Exploit Analysis

Introduction Introduction Recently we announced a series of blog posts dissecting the exploits released by the ShadowBrokers in April 2017; specifically some of the less explored exploits. This week we are going to take a look at Eternal Synergy, an SMBv1 authenticated exploit. This one is...

Partner Perspectives: Using Cb Response to Mitigate ETERNALBLUE

Editor's Note: This post originally appeared on redcanary.com In case you’ve been under a rock, there’s a wee problem with ransomware, fueled by the public release of a handful of high quality access exploit and persistence backdoor utilities. Most recently, these have manifested in the form of t...

Microsoft Adding Artificial-Intelligence Based Advanced Antivirus to Windows 10

Microsoft is making every effort to make its Windows operating system more secure and advanced than ever before by beefing up its security practices and hardening it against hackers and cyber attacks in its next release. With the launch of its Windows 10 Creator Update also known as RedStone 3,...

Dealing with Petya

Akamai is aware of and is tracking the malware threat known as "Petya". Petya is ransomware spread using several methods, including PSexec, Windows Management Instrumentation Command-line WMIC, and the EternalBlue exploit used by the WannaCry family of ransomware. The malware spreads via port 139...

Complex Petya-Like Ransomware Outbreak Worse than WannaCry

Join Kaspersky Lab and Comae Technologies Thursday June 29, 2017 at 10 a.m. Eastern time for a webinar “The Inside Story of the Petya/ExPetr Ransomware.” Click here to attend. The attackers behind today’s global ransomware outbreak are spreading the malware using a modified version of the leaked...

Petya Ransomware Spreading Rapidly Worldwide, Just Like WannaCry

Watch out, readers! It is ransomware, another WannaCry, another wide-spread attack. The WannaCry ransomware is not dead yet and another large scale ransomware attack is making chaos worldwide, shutting down computers at corporates, power supplies, and banks across Russia, Ukraine, Spain, France,...

Multiple Petya Ransomware Infections Reported

US-CERT has received multiple reports of Petya ransomware infections in many countries around the world. Ransomware is a type of malicious software that infects a computer and restricts users' access to the infected machine until a ransom is paid to unlock it. Individuals and organizations are...

On GhostHook, Fireball, WannaCry, and more

Mike Mimoso and Chris Brook discuss the news of the week, including Citizen Lab’s latest report, WannaCry hitting Honda, GhostHook, and Fireball. Download: ThreatpostNewsWrapJune232017.mp3 Music by Chris Gonsalves Show notes: GhostHook attack bypasses Windows 10 PatchGuard Say Goodbye to SMBv1 in...

SMBv1 to be Disabled in Windows Fall Creators Update

The crusty SMBv1 file-sharing protocol, abused by a NSA exploit last month that spread WannaCry, will be removed from Windows 10 starting with the upcoming Redstone 3 update. “We can confirm that SMBv1 is being removed for Redstone 3,” a Microsoft representative told Threatpost. Redstone 3, a...

Microsoft to Remove SMBv1 Protocol in Next Windows 10 Version (RedStone 3)

The Server Message Block version 1 SMBv1 — a 30-year-old file sharing protocol which came to light last month after the devastating WannaCry outbreak — will be removed from the upcoming Windows 10 1709 Redstone 3 Update. The SMBv1 is one of the internet's most ancient networking protocols that...

Microsoft Windows Multiple Vulnerabilities (KB4019623)

This host is missing a critical/important security update according to Microsoft KB4019623 SPDX-FileCopyrightText: 2017 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...

Analysis of the Shadow Brokers release and mitigation with Windows 10 virtualization-based security

On April 14, a group calling themselves the Shadow Brokers caught the attention of the security community by releasing a set of weaponized exploits. Shortly thereafter, one of these exploits was used to create wormable malware that we now know as WannaCrypt, which targeted a large number of...

Windows 8 June 2017 Security Updates

The remote Windows 8 host is missing a security update. It is, therefore, affected by the following vulnerabilities : - A remote code execution vulnerability exists in Microsoft Internet Explorer due to improper handling of objects in memory. An unauthenticated, remote attacker can exploit this, ...

Microsoft Security Advisory 4025685: Guidance for older platforms (XP / 2003) (EXPLODINGCAN)

The remote Windows host is missing a security update. It is, therefore, affected by one or more of the following vulnerabilities : - A remote code execution vulnerability exists in how the Remote Desktop Protocol RDP handles requests if the RDP server has Smart Card authentication enabled. An...

Microsoft Windows RRAS Service MIBEntryGet Overflow

This module exploits an overflow in the Windows Routing and Remote Access Service RRAS to execute code as SYSTEM. The RRAS DCERPC endpoint is accessible to unauthenticated users via SMBv1 browser named pipe on Windows Server 2003 and Windows XP hosts; however, this module targets Windows Server...

Microsoft Windows SMB Server SMBv1 Out of Bounds Read (CVE-2017-0267)

An out of bounds read vulnerability exists in the SMB Server component of Microsoft Windows. The vulnerability is due to improper handling of SMBv1 requests. A remote, unauthenticated attacker could exploit the vulnerability by sending a crafted request to a target SMB server...

WannaCry coda: Have you disabled SMBv1?

By now, if you're reading this blog, you probably have read about WannaCry. If not, please take a moment to review: Wanna Decryptor WNCRY Ransomware Explained Using Threat Intelligence to Mitigate Wanna Decryptor WannaCry WannaCry Update: Vulnerable SMB Shares Are Widely Deployed And People Are...

smb-vuln-ms17-010 NSE Script

Attempts to detect if a Microsoft SMBv1 server is vulnerable to a remote code execution vulnerability ms17-010, a.k.a. EternalBlue. The vulnerability is actively exploited by WannaCry and Petya ransomware and other malware. The script connects to the $IPC tree, executes a transaction on FID 0 and...

Microsoft Windows SMBv1 Multiple Vulnerabilities

The remote Windows host has Microsoft Server Message Block 1.0 SMBv1 enabled. It is, therefore, affected by multiple vulnerabilities : - Multiple information disclosure vulnerabilities exist in Microsoft Server Message Block 1.0 SMBv1 due to improper handling of SMBv1 packets. An unauthenticated,...