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SpeakUp Linux Backdoor Sets Up for Major Attack
LAS VEGAS — A backdoor trojan dubbed “SpeakUp” has been spotted exploiting the Linux servers that run more than 90 percent of the top 1 million domains in the U.S. It uses a complex bag of tricks to infect hosts and to propagate, which analysts say could indicate that it’s poised for a major...
CVE-2018-15515
The CaptivelPortal service on D-Link Central WiFiManager CWM-100 1.03 r0098 devices will load a Trojan horse "quserex.dll" from the CaptivelPortal.exe subdirectory under the D-Link directory, which allows unprivileged local users to gain SYSTEM privileges...
CVE-2018-15515
The CVE-2018-15515 entry concerns D-LINK Central WiFiManager CWM-100 (firmware 1.03 r0098). The vulnerability arises from loading Trojan file quserex.dll from the CaptivelPortal.exe subdirectory, enabling a local unprivileged user to gain SYSTEM privileges via a Trojan/DLL hijack scenario. The co...
Analyzing a new stealer written in Golang
Golang Go is a relatively new programming language, and it is not common to find malware written in it. However, new variants written in Go are slowly emerging, presenting a challenge to malware analysts. Applications written in this language are bulky and look much different under a debugger fro...
Razy Malware Attacks Browser Extensions to Steal Cryptocurrency
UPDATE A Windows malware dubbed “Razy” has been uncovered that sports a toolbox of cryptocurrency theft and fraud tools. Razy works by weaponizing browser extensions in order to perpetrate a range of online scams on unwitting victims. According to researchers at Kaspersky Lab, the trojan targets...
Threat Roundup for Jan. 18 to Jan. 25
Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Jan. 18 and Jan. 25. As with previous roundups, this post isn't meant to be an in-depth analysis. Instead, this post will summarize the threats we've observed by highlighting key behavioral characteristics...
Redaman Spams Russian Banking Customers with Rotating Tactics
The Redaman banking trojan ramped up its activity in the last part of 2018, employing ongoing back-end changes in order to evade detection, according to a new Wednesday report. Redaman as a malware first came on the scene in 2015, and since then has consistently targeted victims that use Russian...
Malware in Ad-Based Images Targets Mac Users
A massive adware campaign has so far impacted up to a million Mac users, using a tricky steganography technique to hide malware in image files. Researchers at Confiant and Malwarebytes said the attacks have been running since Jan. 11, using ads on the web and steganography to spread; steganograph...
Clever Smartphone Malware Concealment Technique
This is clever: Malicious apps hosted in the Google Play market are trying a clever trick to avoid detection -- they monitor the motion-sensor input of an infected device before installing a powerful banking trojan to make sure it doesn't load on emulators researchers use to detect attacks. The...
Malicious apps deploy Anubis banking trojan using motion detection
By Waqas Google has left no stone unturned in preventing malware and banking trojan from invading the applications uploaded on its official Play Store. Despite having anti-malware protection, shady applications somehow make it to the platform. In fact, malware developers have become so advanced i...
New Android Malware Apps Use Motion Sensor to Evade Detection
Even after so many efforts by Google for preventing its Play Store from malware, shady apps somehow managed to fool its anti-malware protections and get into its service to infect Android users with malware. Two such Android apps have recently been spotted on the Google Play Store by security...
Ukrainian Police Arrest 6 Hackers Linked to DDoS and Financial Attacks
Ukrainian Police have this week busted out two separate groups of hackers involved in carrying out DDoS attacks against news agencies and stealing money from Ukrainian citizens, respectively. According to the authorities, the four suspected hackers they arrested last week, all aged from 26 to 30...
Emotet re-emerges after the holidays
While Emotet has been around for many years and is one of the most well-known pieces of malware in the wild, that doesn't mean attackers don't try to freshen it up. Cisco Talos recently discovered several new campaigns distributing the infamous banking trojan via email. These new campaigns have...
Podcast: Emotet Grows With Fast-Evolving Tactics
The Emotet banking trojan has been popping up in the news for years: It has a long history, starting with widespread malspam infections of banking German targets in 2014, all the way up to the crippling ransomware attack that hit the Onslow Water and Sewer Authority in October. And while the...
Microsoft Excel .SLK Payload Delivery
This module generates a download and execute Powershell command to be placed in an .SLK Excel spreadsheet. When executed, it will retrieve a payload via HTTP from a web server. When the file is opened, the user will be prompted to "Enable Content." Once this is pressed, the payload will execute...
TA505 Crime Gang Debuts Brand-New ServHelper Backdoor
A new backdoor named ServHelper has been spotted in the wild, acting as both a remote desktop agent as well as a downloader for a RAT called FlawedGrace. According to Proofpoint, the prolific cybercriminal gang known as TA505 developed ServHelper, which has two variants: one focused on remote...
Yet Another Bypass: Is 2FA Broken? Authentication Experts Weigh In
A penetration testing tool published by Polish security researcher Piotr Duszyński can bypass login protections for accounts protected by two-factor authentication 2FA. In his write-up on the tool, which is dubbed Modlishka, meaning “mantis” in English, he asked, “is 2FA broken?” It’s a question...
CVE-2018-16183
An unquoted search path vulnerability in some pre-installed applications on Panasonic PC run on Windows 7 32bit, Windows 7 64bit, Windows 8 64bit, Windows 8.1 64bit, Windows 10 64bit delivered in or later than October 2009 allow local users to gain privileges via a Trojan horse executable file an...