Stay updated on the latest compromise incidents in infosec. Discover how breaches occur and learn strategies to protect your data and networks.
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Background for this topic.
Compromise in information security means unauthorized access or control over a system, network, or data, often resulting from exploiting vulnerabilities like software bugs, weak credentials, or misconfigurations. It indicates that an attacker has bypassed security measures to read, modify, or disrupt resources without permission.
Such compromises pose risks including data theft, unauthorized system manipulation, and persistent attacker presence. Detecting and containing compromises requires monitoring for unusual activity, applying timely patches, and enforcing strong access controls to limit attacker movement and reduce the impact of exploited weaknesses.
Crypto hardware wallet maker Ledger published a new version of its "@ledgerhq/connect-kit" npm module after unidentified threat actors pushed malicious code that led to the theft of more than $600,000 in virtual assets
Idaho National Laboratory says 45,000 employees had personal information compromised in data breach
On Dec. 18, 2013, KrebsOnSecurity broke the news that U.S. retail giant Target was battling a wide-ranging computer intrusion that compromised more than 40 million customer payment cards over the previous month. The malware used in the Target breach included the text string "Rescator," which also was the handle chosen by the cybercriminal who was selling all of the cards stolen from Target customers. Ten years later, KrebsOnSecurity has uncovered new clues about the real-life identity of Rescator.
The prolific APT repeatedly compromised targets in healthcare, manufacturing, and government with new lightweight downloaders that blend into network traffic for evasion.
Business email compromise, illicit cryptomining, phishing ... if it makes a dollar, this lot do it Multiple miscreants are misusing OAuth to automate financially motivated cyber crimes – such as business email compromise (BEC), phishing, large-scale spamming campaigns – and deploying virtual machines to illicitly mine for cryptocurrencies, according to Microsoft.…
Internet plod highlight tactics used by cruel Karakurt crime gang Karakurt, a particularly nasty extortion gang that uses "extensive harassment" to pressure victims into handing over millions of dollars in ransom payments after compromising their IT infrastructure, pose a "significant challenge" for network defenders, we're told.…
Advisory Says Russian Hackers Have Been Exploiting Popular Software Since SeptemberThe Cybersecurity and Infrastructure Security Agency released an advisory Wednesday warning that a Russian military intelligence unit has been actively exploiting a widely used software product since September as part of an effort to gain long-term access to compromised systems.
Microsoft Details OAuth Tactics, Says Losses Reached Up to $1.5M Per VictimHackers are exploiting OAuth applications to compromise user accounts, manipulate and confer elevated privileges, and set up cryptomining operations, which has cost some organizations up to $1.5 million in losses, according to Microsoft's Threat Intelligence team.
After compromising Azure and Outlook user accounts, threat actors are creating malicious apps with high privileges to conduct cryptomining, phishing, and password spraying.
North Korean Hackers Deploy Novel Malware FamiliesNorth Korean hacking group Lazarus Group is exploiting Log4Shell to target manufacturing, agriculture and physical security sectors, resulting in the deployment of a tailored implant on compromised systems. The attack campaign targeted publicly accessible VMware Horizon servers.
Microsoft has warned that adversaries are using OAuth applications as an automation tool to deploy virtual machines (VMs) for cryptocurrency mining and launch phishing attacks
A critical severity vulnerability in a WordPress plugin with more than 90,000 installs can let attackers gain remote code execution to fully compromise vulnerable websites. [...]
The notorious North Korea-linked threat actor known as the Lazarus Group has been attributed to a new global campaign that involves the opportunistic exploitation of security flaws in Log4j to deploy previously undocumented remote access trojans (RATs) on compromised hosts