In 2022, The DFIR Report observed an increase in the adversarial usage of Remote Management and Monitoring (RMM) tools. When compared to post-exploitation channels that heavily rely on terminals, such … Read More
Cloud cryptojacking, a type of cyberattack that uses computing power to mine cryptocurrency, could result in financial loss to targeted organizations due to the compute fees that can be incurred from the abuse.
Q2 2023 saw an unprecedented escalation in DDoS attack sophistication. Pro-Russian hacktivists REvil, Killnet and Anonymous Sudan joined forces to attack Western sites. Mitel vulnerability exploits surged by a whopping 532%, and attacks on crypto rocketed up by 600%. Read the full story...
In a recent investigation by Microsoft Incident Response of a BlackByte 2.0 ransomware attack, we found that the threat actor progressed through the full attack chain, from initial access to impact, in less than five days, causing significant business disruption for the victim organization.
We found that malicious actors used malvertising to distribute malware via cloned webpages of legitimate organizations. The distribution involved a webpage of the well-known application WinSCP, an open-source Windows application for file transfer. We were able to identify that this activity led to a BlackCat (aka ALPHV) infection, and actors also used SpyBoy, a terminator that tampers with protection provided by agents.
We found TrafficStealer abusing open container APIs in order to redirect traffic to specific websites and manipulate engagement with ads.
The Vice Society ransomware gang exfiltrated victim network data using a custom Microsoft PowerShell script. We dissect how each function of it works.
We detected Mac malware MacStealer spreading via websites, social media, and messaging platforms Twitter, Discord, and Telegram. Cybercriminals lure victims to download it by plagiarizing legitimate play-to-earn (P2E) apps’ images and offering jobs as beta testers.
Open-Source Stealer Widely Abused by Threat Actors
The threat of InfoStealers is widespread and has been frequently employed by various Threat Actors (TA)s to launch attacks and make financial gains. Until now, the primary use of stealers by TAs has been to sell logs or to gain initial entry into a corporate network.
Hacking and disinformation operation has continued to expand its activity, despite separate interventions in several European countries
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In recent weeks OneNote has gotten a lot of media attention as threat actors are abusing the embedded files feature in OneNote in their phishing campaigns.
I first observed this OneNote abuse in the media via Didier’s post. This was later also mentioned in Xavier’s ISC diary and on the podcast. Later, in the beginning of February, the hacker news covered this as well.
Insider Gaming has been able to obtain the entirety of the gaming giant Activision’s data breach initially reported by vx-underground and confirmed the data contains plans for Modern Warfare 2’s upcoming DLCs, Call of Duty 2023 (Codenamed Jupiter) and Call of Duty 2024 (Codenamed Cerberus), as well as sensitive employee information.
One year after the Russian invasion of Ukraine, we’re sharing insights into changes in the cyber threat landscape triggered by the war.
Infinity Team, a collaboration between Killnet and Deanon Club, has established its own forum and marketplace called Infinity
Every year, we publish our estimates of illicit cryptocurrency activity to demonstrate the power of blockchains’ transparency – these kinds of estimates aren’t possible in traditional finance – and to teach investigators and compliance professionals about the latest trends in cryptocurrency-related crime that they need to know about. What could those estimates look like in a year like 2022? Last year was one of the most tumultuous in cryptocurrency history, with several large firms imploding, including Celsius, Three Arrows Capital, FTX, and others — some amid allegations of fraud.
During Q4 2022, WithSecure™ detected and responded to a cyber attack conducted by a threat actor that WithSecure™ have attributed with high confidence to an intrusion set referred to as Lazarus Group. Attribution with high confidence was based off of overlapping techniques tactics and procedures as well as an operational security mistake by the threat actor. Amongst technical indications, the incident observed by WithSecure™ also contains characteristics of recent campaigns attributed to Lazarus Group by other researchers.
More than 200 local governments, schools and hospitals in the U.S. were affected by ransomware in 2022, according to research conducted by cybersecurity firm Emsisoft.
The annual “State of Ransomware in the US” report found that 105 local governments; 44 universities and colleges; 45 school districts; and 25 healthcare providers operating 290 hospitals dealt with ransomware attacks last year.
Acronis’ end-of-year cyberthreats report found that the proportion of phishing attacks has risen by 1.3x, accounting for 76% of all cyber attacks
