Decrypted: DoNex Ransomware and its Predecessors
Researchers from Avast have discovered a flaw in the cryptographic schema of the DoNex ransomware and its predecessors. In cooperation with law enforcement organizations, we have been silently providing the decryptor to DoNex ransomware victims since March 2024. The cryptographic weakness was made public at Recon 2024 and therefore we have no reason to keep […]
Indonesia president orders audit of data centres after cyberattack
Indonesian President Joko Widodo ordered on Friday an audit of government data centres after officials said the bulk of data affected by a recent ransomware cyberattack was not backed up, exposing the country's vulnerability to such attacks. Last week's cyberattack, the worst in Indonesia in recent years, has disrupted multiple government services including immigration and operations at major airports.
Rafel RAT, Android Malware from Espionage to Ransomware Operations
Android, Google’s most popular mobile operating system, powers billions of smartphones and tablets globally. Known for its open-source nature and flexibility, Android offers users a wide array of features, customization options, and access to a vast ecosystem of applications through the Google Play Store and other sources. However, with its widespread adoption and open environment comes the risk of malicious activity. Android malware, a malicious software designed to target Android devices, poses a significant threat to users’ privacy, security, and data integrity. These malicious programs come in various forms, including viruses, Trojans, ransomware, spyware, and adware, and they can infiltrate devices through multiple vectors, such as app downloads, malicious websites, phishing attacks, and even system vulnerabilities.
Black Basta ransomware gang linked to Windows zero-day attacks
The Cardinal cybercrime group (Storm-1811, UNC4394), who are the main operators of the Black Basta ransomware, is suspected of exploiting a Windows privilege escalation vulnerability, CVE-2024-26169, before a fix was made available.
IcedID Brings ScreenConnect and CSharp Streamer to ALPHV Ransomware Deployment – The DFIR Report
Key Takeaways In October 2023, we observed an intrusion that began with a spam campaign, distributing a forked IcedID loader. The threat actor used Impacket’s wmiexec and RDP to install Scree…
Ransomware Diaries: Volume 1
The LockBit ransomware gang is one of the most notorious organized cybercrime syndicates that exists today. The gang is behind attacks targeting private-sector corporations and other high-profile industries worldwide. News and media outlets have documented many LockBit attacks, while security vendors offer technical assessments explaining how each occurred. Although these provide insight into the attacks, I wanted to know more about the human side of the operation to learn about the insights, motivations, and behaviors of the individuals on the other side of the keyboard. To prepare for this project, I spent months developing several online personas and established their credibility over time to gain access to the gang’s operation.
Microsoft links Raspberry Robin malware to Evil Corp attacks
Microsoft has discovered that an access broker it tracks as DEV-0206 uses the Raspberry Robin Windows worm to deploy a malware downloader on networks where it also found evidence of malicious activity matching Evil Corp tactics.
SEKOIA.IO Mid-2022 Ransomware Threat Landscape
SEKOIA.IO presents its Ransomware threat landscape for the first semester of 2022, with the following key points: Ransomware victimology – recent evolutions A busy first half of the year – several newcomers in the ransomware neighborhood Cross-platform ransomware features trend New extortion techniques State-nexus groups carrying out ransomware campaigns Ransomware threat groups’ Dark Web activities * A shift towards extortion without encryption?
Conti ransomware finally shuts down data leak, negotiation sites
The Conti ransomware operation has finally shut down its last public-facing infrastructure, consisting of two Tor servers used to leak data and negotiate with victims, closing the final chapter of the notorious cybercrime brand.