Stopping Active Directory attacks and other post-exploitation behavior with AMSI and machine learning

When attackers successfully breach a target network, their typical next step is to perform reconnaissance of the network, elevate their privileges, and move laterally to reach specific machines or spread as widely as possible. For these activities, attackers often probe the affected network’s...

Local Administrator Password Solution (LAPS) 導入ガイド (日本語版)

Active Directory 管理者のみなさん、Local Administrator Password Solution LAPS ツールはご存じですか? LAPS ツールは、Active Directory AD に参加して...

The vulnerability of the LDAP server of the Samba networking software, which is configured as an Active Directory domain controller, allows a hacker to cause a service failure.

The vulnerability of the LDAP server of the Samba networking software, which is configured as an Active Directory domain controller, relates to a buffer overflow vulnerability. Exploiting this vulnerability allows a malicious actor to cause service interruptions...

How do I implement a Zero Trust security model for my Microsoft remote workforce?

Digital empathy should guide your Zero Trust implementation Zero Trust has always been key to maintaining business continuity. And now, it’s become even more important during the COVID-19 pandemic to helping enable the largest remote workforce in history. While organizations are empowering people...

PurpleSharp - C# Adversary Simulation Tool That Executes Adversary Techniques With The Purpose Of Generating Attack Telemetry In Monitored Windows Environments

Defending enterprise networks against attackers continues to present a difficult challenge for blue teams. Prevention has fallen short; improving detection & response capabilities has proven to be a step in the right direction. However, without the telemetry produced by adversary behavior, buildi...

CVE-2020-13183

Reflected Cross Site Scripting in Teradici PCoIP Management Console prior to 20.07 could allow an attacker to take over the user's active session if the user is exposed to a malicious payload...

CVE-2020-1472 aka Zerologon

An elevation of privilege vulnerability exists when an attacker establishes a vulnerable Netlogon secure channel connection to a domain controller, using the Netlogon Remote Protocol MS-NRPC. An attacker who successfully exploited the vulnerability could run a specially crafted application on a...

PowerSharpPack - Many usefull offensive CSharp Projects wraped into Powershell for easy usage

Many usefull offensive CSharp Projects wraped into Powershell for easy usage. Why? In my personal opinion offensive Powershell is not dead because of AMSI, Script-block-logging, Constrained Language Mode or other protection features. Any of these mechanisms can be bypassed. Since most new...

Microsoft Reveals New Innocent Ways Windows Users Can Get Hacked

Microsoft earlier today released its August 2020 batch of software security updates for all supported versions of its Windows operating systems and other products. This month's Patch Tuesday updates address a total of 120 newly discovered software vulnerabilities, of which 17 are critical, and th...

Microsoft Patch Tuesday, August 2020 Edition

Microsoft today released updates to plug at least 120 security holes in its Windows operating systems and supported software, including two newly discovered vulnerabilities that are actively being exploited. Yes, good people of the Windows world, its time once again to backup and patch up! At lea...

Active Directory Federation Server Denial of Service Vulnerability

This CVE was issued by the MITRE CVE Numbering Athority. Microsoft is providing its CVSS assessment based on the analysis that we did on the vulnerability at the time that it was reported to us...

Microsoft Addresses RCE and Spoofing Vulnerabilities Under Active Exploitation

Microsoft has released security updates to address two vulnerabilities—CVE-2020-1380 and CVE-2020-1464—that are being actively exploited. CVE-2020-1380 is a remote code execution vulnerability affecting Internet Explorer 11, and CVE-2020-1464 is a spoofing vulnerability that affects multiple...

USN-4454-2 samba vulnerability

USN-4454-1 fixed a vulnerability in Samba. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory details: Martin von Wittich and Wilko Meyer discovered that Samba incorrectly handled certain empty UDP packets when being used as a AD DC NBT...

USN-4454-1 samba vulnerability

Martin von Wittich and Wilko Meyer discovered that Samba incorrectly handled certain empty UDP packets when being used as a AD DC NBT server. A remote attacker could possibly use this issue to cause Samba to crash, resulting in a denial of service...

PT-2020-3920 · Microsoft · Active Directory Integrated Dns +1

Name of the Vulnerable Software and Affected Versions: Microsoft Windows Active Directory integrated DNS ADIDNS affected versions not specified Description: An information disclosure issue exists due to the mishandling of objects in memory by Active Directory integrated DNS ADIDNS. This could all...

PT-2020-3917 · Microsoft · Windows Active Directory Integrated Dns +1

Name of the Vulnerable Software and Affected Versions: Windows Active Directory integrated DNS ADIDNS affected versions not specified Description: A remote code execution issue exists due to Active Directory integrated DNS ADIDNS mishandling objects in memory. An authenticated attacker could...

Dictionary Attacks

samba is vulnerable to dictionary attacks. The vulnerability exists in the way it handles a user password change or a new password for a samba user. The Samba Active Directory Domain Controller can be configured to use a custom script to check for password complexity. This configuration can fail ...

Denial Of Service (DoS)

samba is vulnerable to denial of service. Due to the way samba handles certain requests as an Active Directory Domain Controller LDAP server, an attacker is able to cause a stack overflow leading to an application crash...

CVE-2020-13793

Unsafe storage of AD credentials in Ivanti DSM netinst 5.1 due to a static, hard-coded encryption key...

Netenum - A Tool To Passively Discover Active Hosts On A Network

Network reconnaisance tool that sniffs for active hosts Introduction Netenum passively monitors the ARP traffic on the network. It extracts basic data about each active host, such as IP address, MAC address and manufacturer. The main objective of this tool is to find active machines without...