BlueBravo Deploys GraphicalProton Backdoor Against European Diplomatic Entities

The Russian nation-state actor known as BlueBravo has been observed targeting diplomatic entities throughout Eastern Europe with the goal of delivering a new backdoor called GraphicalProton, exemplifying the continuous evolution of the threat. The phishing campaign is characterized by the use of...

Group-IB Co-Founder Sentenced to 14 Years in Russian Prison for Alleged High Treason

A city court in Moscow on Wednesday convicted Group-IB co-founder and CEO Ilya Sachkov of "high treason" and jailed him for 14 years in a "strict regime colony" over accusations of passing information to foreign spies. "The court found Sachkov guilty under Article 275 of the Russian Criminal Code...

APT trends report Q2 2023

For more than six years, the Global Research and Analysis Team GReAT at Kaspersky has been publishing quarterly summaries of advanced persistent threat APT activity. These summaries are based on our threat intelligence research; and they provide a representative snapshot of what we have published...

PT-2023-4047

Name of the Vulnerable Software and Affected Versions macOS Monterey versions prior to 12.6.8 iOS versions prior to 15.7.8 iPadOS versions prior to 15.7.8 iOS versions prior to 16.6 iPadOS versions prior to 16.6 tvOS versions prior to 16.6 macOS Big Sur versions prior to 11.7.9 macOS Ventura...

Azure AD Token Forging Technique in Microsoft Attack Extends Beyond Outlook, Wiz Reports

The recent attack against Microsoft's email infrastructure by a Chinese nation-state actor referred to as Storm-0558 is said to have a broader scope than previously thought. According to cloud security company Wiz, the inactive Microsoft account MSA consumer signing key used to forge Azure Active...

Critical Flaws in AMI MegaRAC BMC Software Expose Servers to Remote Attacks

Two more security flaws have been disclosed in AMI MegaRAC Baseboard Management Controller BMC software that, if successfully exploited, could allow threat actors to remotely commandeer vulnerable servers and deploy malware. "These new vulnerabilities range in severity from High to Critical,...

Microsoft Expands Cloud Logging to Counter Rising Nation-State Cyber Threats

Microsoft on Wednesday announced that it's expanding cloud logging capabilities to help organizations investigate cybersecurity incidents and gain more visibility after facing criticism in the wake of a recent espionage attack campaign aimed at its email infrastructure. The tech giant said it's...

U.S. Government Blacklists Cytrox and Intellexa Spyware Vendors for Cyber Espionage

The U.S. government on Tuesday added two foreign commercial spyware vendors, Cytrox and Intellexa, to an economic blocklist for weaponizing cyber exploits to gain unauthorized access to devices and "threatening the privacy and security of individuals and organizations worldwide." This includes th...

Microsoft validation error allowed state actor to access user email of government agencies and others

Microsoft is getting criticized for the way in which it handled a serious security incident that allowed a suspected Chinese espionage group to access user email from approximately 25 organizations, including government agencies and related consumer accounts in the public cloud. The attacks were...

Microsoft Bug Allowed Hackers to Breach Over Two Dozen Organizations via Forged Azure AD Tokens

Microsoft on Friday said a validation error in its source code allowed for Azure Active Directory Azure AD tokens to be forged by a malicious actor known as Storm-0558 using a Microsoft account MSA consumer signing key to breach two dozen organizations. "Storm-0558 acquired an inactive MSA consum...

Analysis of Storm-0558 techniques for unauthorized email access

Executive summary On July 11, 2023, Microsoft published two blogs detailing a malicious campaign by a threat actor tracked as Storm-0558 that targeted customer email that weve detected and mitigated: Microsoft Security Response Center and Microsoft on the Issues. As we continue our investigation...

Analysis of Storm-0558 techniques for unauthorized email access

Executive summary On July 11, 2023, Microsoft published two blogs detailing a malicious campaign by a threat actor tracked as Storm-0558 that targeted customer email that weve detected and mitigated: Microsoft Security Response Center and Microsoft on the Issues. As we continue our investigation...

SEO Expert Hired and Fired By Ashley Madison Turned on Company, Promising Revenge

This is Part II of a story published here last week on reporting that went into a new Hulu documentary series on the 2015 Ashley Madison hack. It was around 9 p.m. on Sunday, July 19, when I received a message through the contact form on KrebsOnSecurity.com that the marital infidelity website...

PicassoLoader Malware Used in Ongoing Attacks on Ukraine and Poland

Government entities, military organizations, and civilian users in Ukraine and Poland have been targeted as part of a series of campaigns designed to steal sensitive data and gain persistent remote access to the infected systems. The intrusion set, which stretches from April 2022 to July 2023,...

U.S. Government Agencies' Emails Compromised in China-Backed Cyber Attack

An unnamed Federal Civilian Executive Branch FCEB agency in the U.S. detected anomalous email activity in mid-June 2023, leading to Microsoft's discovery of a new China-linked espionage campaign targeting two dozen organizations. The details come from a joint cybersecurity advisory released by th...

Microsoft Thwarts Chinese Cyber Attack Targeting Western European Governments

Microsoft on Tuesday revealed that it repelled a cyber attack staged by a Chinese nation-state actor targeting two dozen organizations, some of which include government agencies, in a cyber espionage campaign designed to acquire confidential data. The attacks, which commenced on May 15, 2023,...

Storm-0978 attacks reveal financial and espionage motives

Microsoft has identified a phishing campaign conducted by the threat actor tracked as Storm-0978 targeting defense and government entities in Europe and North America. The campaign involved the abuse of CVE-2023-36884, which included a remote code execution vulnerability exploited before disclosu...

Storm-0978 attacks reveal financial and espionage motives

Microsoft has identified a phishing campaign conducted by the threat actor tracked as Storm-0978 targeting defense and government entities in Europe and North America. The campaign involved the abuse of CVE-2023-36884, which included a remote code execution vulnerability exploited before disclosu...

Charming Kitten’s Latest Malware Arsenal and Targeting Strategies

Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary Charming Kitten, an adaptable threat actor, has shifted to new malware tactics and targets by employing LNK infection chains and utilizing cloud hosting providers. This evolution in their approach poses ...

PT-2023-32956 · Undefined · Undefined

ParsedReport CompletenessHigh 10-07-2023 The five-day job: A BlackByte ransomware intrusion case study https://www.microsoft.com/en-us/security/blog/2023/07/06/the-five-day-job-a-blackbyte-ransomware-intrusion-case-study Report completeness: High Actors/Campaigns: Volt typhoon motivation: cyber...