- Toll fraud malware: How an Android application can drain your wallet
June 30, 2022
Toll fraud malware, a subcategory of billing fraud in which malicious applications subscribe users to premium services without their knowledge or consent, is one of the most prevalent types of Android malware – and it continues to evolve. Compared to other subcategories of billing fraud, which include SMS fraud and call fraud, toll fraud has unique ...
- The SessionManager IIS backdoor
June 30, 2022
Following on from Kaspersky earlier Owowa discovery, Kaspersky researchers continued to hunt for more backdoors potentially set up as malicious modules within IIS, a popular web server edited by Microsoft. And they didn’t come back empty-handed… In 2021, Kaspersky noticed a trend among several threat actors for deploying a backdoor within IIS after exploiting one of ...
- ZuoRAT is targeting routers to break into networks
June 29, 2022
A newly discovered remote access trojan (RAT) called ZuoRAT has targeted remote workers by exploiting flaws in often unpatched small office/home office (SOHO) routers. Researchers at Lumen’s Black Lotus Labs threat intelligence unit report that ZuoRAT is part of a highly targeted, sophisticated campaign that has been targeting workers across North America and Europe for nearly ...
- Bumblebee: New Loader Rapidly Assuming Central Position in Cyber-crime Ecosystem
June 28, 2022
Bumblebee, a recently developed malware loader, has quickly become a key component in a wide range of cyber-crime attacks and appears to have replaced a number of older loaders, which suggests that it is the work of established actors and that the transition to Bumblebee was pre-planned. By analysis of three other tools used in recent ...
- Raccoon Stealer is back with a new version to steal your passwords
June 28, 2022
The Raccoon Stealer malware is back with a second major version circulating on cybercrime forums, offering hackers elevated password-stealing functionality and upgraded operational capacity. The Raccoon Stealer operation shut down in March 2022 when its operators announced that one of the lead developers was killed during Russia’s invasion of Ukraine. The remaining team promised to return with ...
- Conti vs. LockBit: A Comparative Analysis of Ransomware Groups
June 27, 2022
Trend Micro has been monitoring the leak sites of multiple ransomware groups since November 2019 and continuously looking at the number and composition of organizations that have been victimized and whose information has been publicized by these groups. As a result of their research thus far, Conti and LockBit stand out in terms of their ...
- New Linux malware is ‘almost impossible’ to detect
June 9, 2022
A joint research effort has led to the discovery of Symbiote, a new form of Linux malware that is “almost impossible” to detect. On Thursday, researchers from BlackBerry Threat Research & Intelligence team, together with Intezer security researcher Joakim Kennedy, published a blog post on the malware – dubbed Symbiote because of its “parasitic nature.” The team ...
- New SVCReady malware loads from Word doc properties
June 7, 2022
A previously unknown malware loader named SVCReady has been discovered in phishing attacks, featuring an unusual way of loading the malware from Word documents onto compromised machines. More specifically, it uses VBA macro code to execute shellcode stored in the properties of a document that arrives on the target as an email attachment. According to a new ...
- Clipminer Botnet Makes Operators at Least $1.7 Million
June 2, 2022
Symantec’s Threat Hunter Team, a part of Broadcom Software, has uncovered a cyber-criminal operation that has potentially made the actors behind it at least $1.7 million in illicit gains from cryptocurrency mining and theft via clipboard hijacking. The malware being used, tracked by Symantec as Trojan.Clipminer, has a number of similarities to another crypto-mining Trojan called ...
- YourCyanide: A CMD-Based Ransomware With Multiple Layers of Obfuscation
June 2, 2022
The Trend Micro Threat Hunting team recently analyzed a series of CMD-based ransomware variants with a number capabilities such as stealing user information, bypassing remote desktop connections, and propagating through email and physical drives. In this blog entry, Trend Micro researchers will analyze YourCyanide, the latest variant of the CMD-based ransomware family that started with GonnaCope. ...