Category: Security Affairs

A large botnet targets M365 accounts with password spraying attacks

A botnet of 130,000+ devices is attacking Microsoft 365 accounts via password-spraying, bypassing MFA by exploiting basic authentication. SecurityScorecard researchers discovered a botnet of over 130,000 devices that is conducting password-spray attacks against Microsoft 365 (M365) accounts worldwide. The attackers…

Australia bans Kaspersky over national security concerns

Australia bans Kaspersky software over national security concerns, citing risks of foreign interference, espionage, and sabotage of government networks. Australian Government banned products and services provided by Russian cybersecurity firm Kaspersky over national security concerns. The Secretary of the Department…

Data Leak Exposes TopSec’s Role in China’s Censorship-as-a-Service Operations An analysis of a data leak from a Chinese cybersecurity company TopSec has revealed that it likely offers censorship-as-a-service solutions to prospective customers, including a state-owned enterprise in the country. Founded…

SECURITY AFFAIRS MALWARE NEWSLETTER ROUND 34

Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape. You’ve Got Malware: FINALDRAFT Hides in Your Drafts   Telegram Abused as C2 Channel for New Golang Backdoor   Infostealing Malware Infections in…

Apple removes iCloud encryption in UK following backdoor demand

Apple removed iCloud’s Advanced Data Protection in the UK after the government requested encryption backdoor access. Apple ends iCloud end-to-end encryption in the United Kingdom following the government’s request for encryption backdoor access. Advanced Data Protection is now unavailable for…

B1ack’s Stash released 1 Million credit cards

Experts warn that the carding website B1ack’s Stash released a collection of over 1 million unique credit and debit cards. D3 Lab researchers reported that on February 19, 2025, the carding website B1ack’s Stash released a collection of over 1 million unique credit and debit cards.…

Atlassian fixed critical flaws in Confluence and Crowd

Australian software firm Atlassian patched 12 critical and high-severity flaws in Bamboo, Bitbucket, Confluence, Crowd, and Jira. Software firm Atlassian released security patches to address 12 critical- and high-severity vulnerabilities in Bamboo, Bitbucket, Confluence, Crowd, and Jira products. The most…

NailaoLocker ransomware targets EU healthcare-related entities

NailaoLocker ransomware is a new threat that targeted European healthcare organizations from June to October 2024. Orange Cyberdefense CERT uncovered a malware campaign, tracked as The Green Nailao campaign, that targeted European organizations, including healthcare, in late 2024, using ShadowPad,…

Microsoft fixed actively exploited flaw in Power Pages

Microsoft addressed a privilege escalation vulnerability in Power Pages, the flaw is actively exploited in attacks. Microsoft has addressed two critical vulnerabilities, tracked as CVE-2025-21355 (CVSS score: 8.6) and CVE-2025-24989 (CVSS score: 8.2), respectively impacting Bing and Power Pages. CVE-2025-21355 is a…

Citrix addressed NetScaler console privilege escalation flaw

Citrix addressed a high-severity privilege escalation vulnerability impacting NetScaler Console and NetScaler Agent under certain conditions. Citrix released security updates to address a high-severity security vulnerability, tracked as CVE-2024-12284 (CVSS score of 8.8) impacting NetScaler Console (formerly NetScaler ADM) and NetScaler…

Russia-linked APTs target Signal messenger

Russia-linked threat actors exploit Signal ‘s “linked devices” feature to hijack accounts, per Google Threat Intelligence Group. Google Threat Intelligence Group (GTIG) researchers warn of multiple Russia-linked threat actors targeting Signal Messenger accounts used by individuals of interest to Russian…