Browsing tag

Avast

eScan Antivirus Update Mechanism Exploited to Spread Backdoors and Miners

A new malware campaign has been exploiting the updating mechanism of the eScan antivirus software to distribute backdoors and cryptocurrency miners like XMRig through a long-standing threat codenamed GuptiMiner targeting large corporate networks. Cybersecurity firm Avast said the activity is the work of a threat actor with possible connections to a North Korean hacking group […]

Raspberry Robin Returns: New Malware Campaign Spreading Through WSF Files

Cybersecurity researchers have discovered a new Raspberry Robin campaign wave that propagates the malware through malicious Windows Script Files (WSFs) since March 2024. “Historically, Raspberry Robin was known to spread through removable media like USB drives, but over time its distributors have experimented with other initial infection vectors,” HP Wolf Security researcher Patrick Schläpfer said […]

New Python Variant of Chaes Malware Targets Banking and Logistics Industries

Banking and logistics industries are under the onslaught of a reworked variant of a malware called Chaes. “It has undergone major overhauls: from being rewritten entirely in Python, which resulted in lower detection rates by traditional defense systems, to a comprehensive redesign and an enhanced communication protocol,” Morphisec said in a new detailed technical write-up […]

Worok Hackers Abuse Dropbox API to Exfiltrate Data via Backdoor Hidden in Images

A recently discovered cyber espionage group dubbed Worok has been found hiding malware in seemingly innocuous image files, corroborating a crucial link in the threat actor’s infection chain. Czech cybersecurity firm Avast said the purpose of the PNG files is to conceal a payload that’s used to facilitate information theft. “What is noteworthy is data […]

Researchers Uncover Malware Controlling Thousands of Sites in Parrot TDS Network

The Parrot traffic direction system (TDS) that came to light earlier this year has had a larger impact than previously thought, according to new research. Sucuri, which has been tracking the same campaign since February 2019 under the name “NDSW/NDSX,” said that “the malware was one of the top infections” detected in 2021, accounting for […]

Over 10 Million Android Users Targeted With Premium SMS Scam Apps

A global fraud campaign has been found leveraging 151 malicious Android apps with 10.5 million downloads to rope users into premium subscription services without their consent and knowledge. The premium SMS scam campaign — dubbed “UltimaSMS” — is believed to commenced in May 2021 and involved apps that cover a wide range of categories, including […]

New malware in pirated games disables Windows Updates, Defender

Crackonosh malware has been around since at least June 2018 and has infected more than 222,000 systems around the world. The IT security researchers at Avast published a report on Thursday 24th June revealing a new attack in which malware is being embedded in pirated versions or “cracked” versions of popular games. Dubbed Crackonosh by researchers, referring […]

Avast Hacked – Hackers Gained Network Access Via Avast Own VPN With Compromised Credentials

Leading Anti-Virus software maker Avast hacked by unknown cyber-espionage groups using compromised credentials and gained the internal network access over their own VPN in earlier March 2019. Avast is one of the well-known cybersecurity company that making various internet security software including Anti-virus, VPN, Endpoint Security, content filtering software for Microsoft Windows, macOS, Android, and iOS. Experts from Avast […]

Avast hacked after attackers gained domain admin privileges

Just today, the cyber security giant Avast revealed in a blog post that they were hacked in May earlier this year in an attempt they have termed as “Abiss.” Leveraging on the compromised VPN profile of an employee that did not require 2FA, the intruder was able to gain domain admin privileges through privilege escalation […]

Avast internal networks were hacked. Did attackers install backdoors in CCleaner? Is it secure to use this tool?

Even security companies are exposed to cyberattacks. IT system audit specialists report that security software developer Avast has become victim of an attack on their internal networks. Through a statement, the Czech-based company mentioned that hackers most likely tried to inject malware into the CCleaner tool code, similar to the incident occurred a couple of […]

Meet Retadup botnet that was infected by another malware

Avast and French authorities have now dismantled the nasty Retadup botnet.  With the advent of cryptocurrencies, we have seen a gold rush surrounding them, particularly because of the opportunities Bitcoin once presented. This has also resulted in black hats exploiting the ecosystem to illegally mine certain cryptocurrencies as it directly translates to cash. One such […]

Avast And French Cops Save 850,000 PCs From Retadup Crypto Malware

Avast has managed to take down the Retadup crypto-mining worm disinfecting more than 850,000 computers, with the help of French National Gendarmerie, the antivirus maker announced in a blog post. The security researchers at Avast discovered a design flaw in the communications protocol of Retadup that allowed the team to remove the malware from the […]

CCleaner Facing Backlash For User Data Collection And Active Monitoring

Ever since Avast acquired Piriform’s CCleaner, users have been complaining of the software going downhill as they often encounter annoying ads and malware in it. Now, the popular system cleaning tool is facing a backlash from users for the latest ‘improvements’ introduced in the software. The latest update to v5.45 in the free version of […]

10 Best Free Antivirus Software For 2018 To Protect Your PC

If you’re using Windows operating system and you have a rough idea of what’s happening in the cybersecurity world, you must be knowing that your favorite computer isn’t safe from malware and other threats. Same applies to Android and macOS platforms. To protect you from threats, cybersecurity firms develop and release antivirus software. In this […]

Hundreds of Android devices shipped with pre-installed malware

It is commonly believed that a brand new handset would be free from malware, adware and any malicious software. But, analysts Vojtech Bocek and Nikolaos Chrysaidos at Avast Threat Labs have proven it to be nothing else but a myth. Avast researchers have identified adware malware that has already affected thousands of Android devices users […]

CCleaner Backdoor Attack: A State-sponsored Espionage Campaign

Infected CCleaner Software Attack that Affected 700,000 Customers is part of a Wide-scale State-sponsored Cyber-espionage Campaign. Previously we informed you about hacking of anti-virus maker firm Avast’s CCleaner software and embedding of a malicious malware payload in two of the software’s versions namely CCleaner v5.33.6162 and CCleaner Cloud v1.07.3191 (both are 32-bit versions). An initial […]

Big News: Avast Is Buying AVG For $1.3 Billion In Cash

Short Bytes: A major acquisition deal has been announced by Avast in which they will purchase AVG after an all-cash deal of $1.3 billion. The two firms are a known name in the digital security world and have been in existence for more than 20 years. A big news wave has been observed in the […]

Avast SafeZone Browser Lets Attackers Access Your Filesystem

Another antivirus maker decides to mess around with Chromium default security features and gets it totally wrong. Just two days after Comodo’s Chromodo browser was publicly shamed by Google Project Zero security researcher Tavis Ormandy, it’s now Avast’s turn to be publicly scorned for failing to provide a “secure” browser for its users. While Chromodo […]

Google Expert Detects Zero-Day Exploit in Avast Antivirus

Short Bytes: Avast was detected with a serious zero-day exploit by a Google security expert. The antivirus software was vulnerable to malicious HTTPS websites. Antivirus Softwares are trusted heavily with the security of the computer system, especially in today’s times when the threat of viruses and malware is at the peak. Avast has been one of […]

Zero-Day Exploit Found in Avast Antivirus

Avast was vulnerable to malicious HTTPS connections. One of Google’s security experts found a zero-day exploit inside the Avast antivirus, which the company has recently patched. The researcher is Tavis Ormandy, one of Google’s Project Zero engineers, the same man that discovered a similar zero-day exploit in Kaspersky’s antivirus exactly a month ago. According to Ormandy’s […]