MITRE ATT&CK® mappings released for built-in Azure security controls

The Security Stack Mappings for Azure research project was published today, introducing a library of mappings that link built-in Azure security controls to the MITRE ATT&CK® techniques they mitigate against. Microsoft once again worked with the Center for Threat-Informed Defense and other Center...

A week in security (June 21 – June 27)

Last week on Malwarebytes Labs: Want to stop ransomware attacks? Send the cybercriminals to jail, says Brian Honan: Lock and Code S02E11 Atomic research institute breached via VPN vulnerability Hotel staff bust Hermes SMS scammer with suspiciously large number of cables City of Liège hit by...

MITRE Engenuity™ ATT&CK Evaluations & Framework

With the MITRE ATT Framework, you can simplify security communications across your organization while providing visibility to your security teams...

Nefilim Ransomware Attack Through a MITRE Att&ck Lens

Follow the story of Company X as they suffer an attack from the notorious modern ransomware family, Nefilim, and their affiliates, to learn how you can better mitigate against the common tactic and techniques used in these attacks...

Kill Chains: Part 3→What’s Next

Life, the Universe, and Kill Chains As the final entry in this blog series, we want to quickly recap what we have previously discussed and also look into the possible future of kill chains. If you haven’t already done so, please make sure to read the previous 2 entries in this series: Kill chains...

MITRE introduces D3FEND framework

The US National Security Agency NSA has announced it will fund the development of a knowledge base of defensive countermeasures for the most common techniques used by malicious threat actors. The project will be made available through MITRE and will be called D3FEND as it complements MITRE’s...

Low: bzip2

Issue Overview: BZ2decompress in decompress.c in bzip2 through 1.0.6 has an out-of-bounds write when there are many selectors. CVE-2019-12900 Affected Packages: bzip2 Note: This advisory is applicable to Amazon Linux 2 AL2 Core repository. Visit this FAQ section for the difference between AL2 Cor...

Important: lasso

Issue Overview: An XML Signature Wrapping XSW vulnerability was found in Lasso. This flaw allows an attacker to modify a valid SAML response to include an unsigned SAML assertion, which may be used to impersonate another valid user recognized by the service using Lasso. The highest threat from th...

Important: glib2

Issue Overview: An issue was discovered in GNOME GLib before 2.66.6 and 2.67.x before 2.67.3. The function gbytesnew has an integer overflow on 64-bit platforms due to an implicit cast from 64 bits to 32 bits. The overflow could potentially lead to memory corruption. CVE-2021-27219 Affected...

Medium: systemd

Issue Overview: It was discovered that systemd is vulnerable to a state injection attack when deserializing the state of a service. Properties longer than LINEMAX are not correctly parsed and an attacker may abuse this flaw in particularly configured services to inject, change, or corrupt the...

Medium: nss

Issue Overview: A flaw was found in the way NSS handled CCS ChangeCipherSpec messages in TLS 1.3. This flaw allows a remote attacker to send multiple CCS messages, causing a denial of service for servers compiled with the NSS library. The highest threat from this vulnerability is to system...

Strategies, tools, and frameworks for building an effective threat intelligence team

How to think about building a threat intelligence program The security community is continuously changing, growing, and learning from each other to better position the world against cyber threats. In the latest Voice of the Community blog series post, Microsoft Product Marketing Manager Natalia...

Strategies, tools, and frameworks for building an effective threat intelligence team

How to think about building a threat intelligence program The security community is continuously changing, growing, and learning from each other to better position the world against cyber threats. In the latest Voice of the Community blog series post, Microsoft Product Marketing Manager Natalia...

Strategies, tools, and frameworks for building an effective threat intelligence team

How to think about building a threat intelligence program The security community is continuously changing, growing, and learning from each other to better position the world against cyber threats. In the latest Voice of the Community blog series post, Microsoft Product Marketing Manager Natalia...

Strategies, tools, and frameworks for building an effective threat intelligence team

How to think about building a threat intelligence program The security community is continuously changing, growing, and learning from each other to better position the world against cyber threats. In the latest Voice of the Community blog series post, Microsoft Product Marketing Manager Natalia...

Attack Surface Analysis Part 3: Red and Purple Teaming

Part 3: Red and Purple Teaming This is the third and final installment in our 2021 series around attack surface analysis. In part 1 I offered a description and the value and challenge of vulnerability assessment. Part 2 explored the why and how of conducting penetration testing and gave some tips...

Ukrainian Police Nab Six Tied to CLOP Ransomware

Authorities in Ukraine this week charged six people alleged to be part of the CLOP ransomware group, a cybercriminal gang said to have extorted more than half a billion dollars from victims. Some of CLOPs victims this year alone include Stanford University Medical School, the University of...

How purple teams can embrace hacker culture to improve security

The security community is continuously changing, growing, and learning from each other to better position the world against cyber threats. In the latest Voice of the Community blog series post, Microsoft Product Marketing Manager Natalia Godyla talks with Matthew Hickey, co-founder, CEO, and writ...

How purple teams can embrace hacker culture to improve security

The security community is continuously changing, growing, and learning from each other to better position the world against cyber threats. In the latest Voice of the Community blog series post, Microsoft Product Marketing Manager Natalia Godyla talks with Matthew Hickey, co-founder, CEO, and writ...

How purple teams can embrace hacker culture to improve security

The security community is continuously changing, growing, and learning from each other to better position the world against cyber threats. In the latest Voice of the Community blog series post, Microsoft Product Marketing Manager Natalia Godyla talks with Matthew Hickey, co-founder, CEO, and writ...