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The ASEC analysis team uses the ASEC automatic analysis system RAPIT to categorize and respond to known malware. This post will list weekly statistics collected from January 23rd, 2023 (Monday) to January 29th, 2023 (Sunday).
For the main category, downloader ranked top with 44.2%, followed by Infostealer with 34.3%, backdoor with 18.5%, ransomware with 2.6%, and CoinMiner with 0.4%.…
Threat Actors (TAs) are using spam emails to trick individuals into downloading malware, such as Remote Access Trojans (RATs) and Stealers, to infect their devices and steal sensitive information. Cyble Research & Intelligence Labs (CRIL) closely monitors different malware families and routinely publishes informative blogs to educate our readers.…
Threat Actors (TAs) continuously adopt new tactics for infecting users for several reasons, including avoiding detection by anti-virus solutions, increasing the likelihood of successful infections, and seeking the challenge of creating new methods of infecting victims.
Recently, several malware families have been spotted using OneNote attachments in their spam campaigns.…
Information stealers are malware designed to steal sensitive information from infected computers, such as login credentials, financial data, and personal information. They typically do this by searching for specific types of files and data on the infected computer and then exfiltrating that information to a remote server controlled by the attackers.…
The ASEC analysis team uses the ASEC automatic analysis system RAPIT to categorize and respond to known malware. This post will list weekly statistics collected from January 16th, 2022 (Monday) to January 22nd, 2023 (Sunday).
For the main category, Infostealer ranked top with 43.0%, followed by downloader with 30.06%, backdoor with 19.9%, ransomware with 3.8%, CoinMiner 2.4%, and baking malware with 0.3%.…
Summary
Emotet, a Trojan that is primarily spread through spam emails, has been a prevalent issue since its first appearance in 2014. With a network made up of multiple botnets, denoted as “epochs” by security research team Cryptolaemus, Emotet has continuously sent out spam emails in campaigns designed to infect users via phishing attacks.…
The Amadey bot is a Trojan that was first discovered in 2018 and is used to steal sensitive information from the infected device. Initially, it was found to be distributed through exploit kits, and Threat Actors (TAs) utilized it to deploy other malware, such as the GrandCrab ransomware and the Flawed Ammyy Remote Access Trojan.…
Research by: Karthickkumar Kathiresan and Shilpesh Trivedi
The Uptycs threat research team recently discovered a campaign involving the Titan Stealer malware, which is being marketed and sold by a threat actor (TA) through a Telegram channel for cybercrime purposes. The stealer is capable of stealing a variety of information from infected Windows machines, including credential data from browsers and crypto wallets, FTP client details, screenshots, system information, and grabbed files.…
The ASEC analysis team uses the ASEC automatic analysis system RAPIT to categorize and respond to known malware. This post will list weekly statistics collected from January 9th, 2023 (Monday) to January 15th, 2023 (Sunday).
For the main category, downloader ranked top with 38.4%, followed by Infostealer with 37.0%, backdoor with 18.2%, ransomware with 4.0%, CoinMiner with 1.5%.…
Threat Actors (TAs) are increasingly using spam emails and phishing websites to trick users into downloading malware such as Stealer and Remote Access Trojan (RAT) to infect users’ machines and steal sensitive information.
Cyble Research & Intelligence Labs (CRIL) is actively monitoring various stealer malware and publishing blogs about them to inform and educate its readers.…
Since October 2022, we’ve been observing multiple malware types delivered via a new dropper strain that we are referring to as “NeedleDropper”. Its name references one of the ways the dropper stores data. NeedleDropper is not just a single executable, it carries several files which together create a malicious execution, extracting files to decrypt and inject malicious code.…
This blog post was authored by Jérôme Segura
Online criminals rarely reinvent the wheel, especially when they don’t have to. From ransomware to password stealers, there are a number of toolkits available for purchase on various underground markets that allow just about anyone to get a jumpstart.…
First identified in 2014 (as the Geodo banking Trojan) and considered by the U.S. Department of Homeland Security (DHS) to be one of the “most costly and destructive malwares” in the world, Emotet appears to be back after four months of inactivity.
Indeed, the spam campaigns had come to an abrupt halt on July 13th, 2022, after being responsible for the compromise of more than one million computers worldwide.…
Research by: Karthickkumar K …
Zoom is a video conferencing and online meeting platform that allows users to host virtual meetings, webinars, and video conference calls. It is available on various devices, such as desktop computers, laptops, tablets, and smartphones, and can be used for personal and business purposes.…
During a routine threat-hunting exercise, Cyble Research and Intelligence Labs (CRIL) came across a tweet about PureLogs information stealer by TG Soft. This tool is used by the Threat Actor (TA) “Alibaba2044” to launch a malicious spam campaign at targets based in Italy on the 14th of December 2022.…
The ASEC analysis team recently discovered that a threat actor has been using Nitol DDoS Bot to install Amadey. Amadey is a downloader that has been in circulation since 2018, and besides extorting user credentials, it can also be used for the purpose of installing additional malware.…
CrowdStrike analyzes malware to augment the behavior and machine learning-based detection and protection capabilities built into the CrowdStrike Falcon® platform to deliver automated, world-class protection to customers. …
During a routine threat-hunting exercise, Cyble Research and Intelligence Labs (CRIL) identified a malicious campaign where we observed Threat Actors (TAs) dropping DarkTortilla malware. DarkTortilla is a complex .NET-based malware that has been active since 2015. The malware is known to drop multiple stealers and Remote Access Trojans (RATs) such as AgentTesla, AsyncRAT, NanoCore, etc.…