10 min
Malware
Modular Java Backdoor Dropped in Cleo Exploitation Campaign
While investigating incidents related to Cleo software exploitation, Rapid7 Labs and MDR team discovered a novel, multi-stage attack that deploys an encoded Java Archive (JAR) payload.
18 min
Incident Response
Black Basta Ransomware Campaign Drops Zbot, DarkGate, and Custom Malware
Beginning in early October, Rapid7 has observed a resurgence of activity related to the ongoing social engineering campaign being conducted by Black Basta ransomware operators.
4 min
Artificial Intelligence
Why Cybercriminals Are Not Necessarily Embracing AI
The rapid advancement of AI has offered powerful tools for malware detection, but it has also introduced new avenues for adversarial attacks.
9 min
Research
New “CleverSoar” Installer Targets Chinese and Vietnamese Users
In early November, Rapid7 Labs identified a new, highly evasive malware installer, 'CleverSoar,' targeting Chinese and Vietnamese-speaking victims.
7 min
Malware
A Bag of RATs: VenomRAT vs. AsyncRAT
Remote access tools (RATs) have long been a favorite tool for cyber attackers, since they enable remote control over compromised systems and facilitate data theft, espionage, and continuous monitoring of victims. Among the well-known RATs are VenomRAT and AsyncRAT.
5 min
Malware
LodaRAT: Established Malware, New Victim Patterns
Rapid7 has observed an ongoing malware campaign involving a new version of LodaRAT. This version possesses the ability to steal cookies and passwords from Microsoft Edge and Brave.
9 min
Malware
Malware Campaign Lures Users With Fake W2 Form
Rapid7 has recently observed an ongoing campaign targeting users searching for W2 forms using the Microsoft search engine Bing.
15 min
Managed Detection and Response (MDR)
Ongoing Malvertising Campaign Leads to Ransomware
Rapid7 has observed an ongoing campaign to distribute trojanized installers for WinSCP and PuTTY via malicious ads on commonly used search engines, where clicking on the ad leads to typo squatted domains.
7 min
Research
Stories from the SOC Part 2: MSIX Installer Utilizes Telegram Bot to Execute IDAT Loader
In part one of our blog series, we discussed how a Rust based application was used to download and execute the IDAT Loader. In part two of this series, we will be providing analysis of how an MSIX installer led to the download and execution of the IDAT Loader.
10 min
Malware
Stories from the SOC Part 1: IDAT Loader to BruteRatel
Rapid7’s Managed Detection and Response (MDR) team continuously monitors our customers' environments, identifying emerging threats and developing new detections.
7 min
Velociraptor
How To Hunt For UEFI Malware Using Velociraptor
UEFI threats have historically been limited in number and mostly implemented by
nation state actors as stealthy persistence. However, the recent proliferation
of Black Lotus on the dark web, Trickbot enumeration module (late 2022), and
Glupteba (November 2023) indicates that this historical trend may be changing.
With this context, it is becoming important for security practitioners to
understand visibility and collection capabilities for UEFI threats
[https://www.rapid7.com/info/understanding
3 min
Threat Intel
Network Access for Sale: Protect Your Organization Against This Growing Threat
Vulnerable network access points are a potential gold mine for threat actors. We look at the techniques they use and best practices for prevention.
12 min
Malware
Infostealer Malware Masquerades as Windows Application
Rapid7's Managed Detection and Response (MDR) team recently identified a malware campaign whose payload installs itself as a Windows application.
5 min
News
Update on SolarWinds Supply-Chain Attack: SUNSPOT, SUNSHUTTLE and New Malware Family Associations
New research has been published that expands the security community’s understanding of the breadth and depth of the SolarWinds attack.
3 min
Malware
The BadRabbit Ransomware Attack: What You Need To Know
What’s Up?
Rapid7 has been tracking reports of an expanding ransomware campaign dubbed
BadRabbit. Russian news outlets and other organizations across Europe have
reported being victims of this malware and the “outbreak” is continuing to
spread.
The BadRabbit attackers appear to have learned some lessons from previous
outbreaks earlier this year and have both limited the external spreading
capabilities of the ransomware as well as made the payments a bit harder for
researchers, responders and au