Krebs on Security

JANUARY 27, 2021

NetWalker is a ransomware-as-a-service crimeware product in which affiliates rent access to the continuously updated malware code in exchange for a percentage of any funds extorted from victims. “It picked up steam in mid-2020, growing the average ransom to $65,000 last year, up from $18,800 in 2019.” Powershell build.

Ransomware 349

Ransomware Cybercrime Antivirus Encryption 349

Security Affairs

DECEMBER 17, 2024

The FBI warned of a fresh wave of HiatusRAT malware attacks targeting internet-facing Chinese-branded web cameras and DVRs. The Federal Bureau of Investigation (FBI) released a Private Industry Notification (PIN) to warn of HiatusRAT malware campaigns targeting Chinese-branded web cameras and DVRs. ” reads the PIN report.

Architecture 108

Architecture Internet Internet Malware 108

Adam Levin

DECEMBER 16, 2020

If 2020 taught us anything, it’s to expect the unexpected–and do the best we can in a rapidly changing world. Bad privacy practices, misleading security policies, and sometimes outright malware are all par for the course for free VPN services. as a means of delivering ads, malware, or capturing login credentials.

VPN 245

VPN Antivirus Passwords Backups 245

Krebs on Security

APRIL 18, 2022

” On April 13, Microsoft said it executed a legal sneak attack against Zloader , a remote access trojan and malware platform that multiple ransomware groups have used to deploy their malware inside victim networks. alone by October 2020.

Healthcare 348

Healthcare Ransomware Cybersecurity Malware 348

SecureList

APRIL 23, 2025

We found that the malware was running in the memory of a legitimate SyncHost. Although the exact method by which Cross EX was exploited to deliver malware remains unclear, we believe that the attackers escalated their privileges during the exploitation process as we confirmed the process was executed with high integrity level in most cases.

Malware 143

Malware Software Encryption Internet 143

Security Affairs

JULY 22, 2021

CISA released an alert today about several stealth malware samples that were found on compromised Pulse Secure devices. Cybersecurity and Infrastructure Security Agency (CISA) published a security alert related to the discovery of 13 malware samples on compromised Pulse Secure devices, many of which were undetected by antivirus products.

Malware 140

Malware Antivirus Passwords Firewall 140

eSecurity Planet

OCTOBER 27, 2021

What’s the best antivirus software? With the rise in malware and ransomware and a growing reliance on the internet, antivirus solutions are critical for protecting your data and applications. Top 4 antivirus software. Protection against sophisticated malware and zero-day attacks. Bitdefender. Web protection.

Antivirus 98

Antivirus Software Malware Marketing 98

Security Affairs

NOVEMBER 23, 2020

Sonatype’s deep dive research allowed to identify a new family of Discord malware called CursedGrabber. This follows on the heels of last week’s news when Sonatype’s Nexus Intelligence engine and it’s release integrity algorithm discovered discord.dll : the successor to “ fallguys ” malware and 3 other components. and ac-addon.

Malware 143

Malware Engineering Antivirus Software 143

Security Affairs

JANUARY 8, 2021

Multiple threat actors have recently started using the Ezuri memory loader as a loader to executes malware directly into the victims’ memory. According to researchers from AT&T’s Alien Labs, malware authors are choosing the Ezuri memory loader for their malicious codes. ” concludes the report.

Malware 145

Malware Encryption Antivirus Passwords 145

Security Affairs

FEBRUARY 14, 2020

The Federal Bureau of Investigation (FBI) and Cybersecurity and Infrastructure Security Agency (CISA) released reports on North Korea-linked HIDDEN COBRA malware. Each report includes a detailed “malware descriptions, suggested response actions, and recommended mitigation techniques.” Pierluigi Paganini.

Malware 144

Malware Passwords Advertising Antivirus 144

SecureList

FEBRUARY 27, 2023

Kaspersky mobile cyberthreat detection dynamics in 2020–2022 ( download ) Cybercriminals continued to use legitimate channels to spread malware. The spread of malware through Google Play continued as well. Harly malware programs were downloaded a total of 2.6 The number had been declining gradually since a 2020 increase.

Mobile 143

Mobile Malware Adware Banking 143

Security Affairs

NOVEMBER 6, 2020

Threat Report Portugal Q3 2020: Data related to Phishing and malware attacks based on the Portuguese Abuse Open Feed 0xSI_f33d. The Threat Report Portugal: Q3 2020 compiles data collected on the malicious campaigns that occurred from July to August, Q3, of 2020. Phishing and Malware Q3 2020.

Threat Reports 91

Threat Reports Phishing Malware Banking 91

Security Affairs

MARCH 4, 2021

Malware researchers at FireEye discovered a new sophisticated second-stage backdoor, dubbed Sunshuttle, while analyzing the servers of an organization that was compromised as a result of the SolarWinds supply-chain attack. The new malware is dubbed Sunshuttle , and it was “uploaded by a U.S.-based ” continues FireEye.

Hacking 127

Hacking Malware Antivirus Information Security 127

SecureList

FEBRUARY 26, 2021

The state of stalkerware in 2020 (PDF). Kaspersky’s data shows that the scale of the stalkerware issue has not improved much in 2020 compared to the last year: The number of people affected is still high. In total, 53,870 of our mobile users were affected globally by stalkerware in 2020. between 2015 and 2020.

Mobile 132

Mobile Surveillance Software Technology 132

Krebs on Security

MARCH 28, 2021

New data suggests someone has compromised more than 21,000 Microsoft Exchange Server email systems worldwide and infected them with malware that invokes both KrebsOnSecurity and Yours Truly by name. Oddly, none of the several dozen antivirus tools available to scan the file at Virustotal.com currently detect it as malicious.

Hacking 363

Hacking Cybercrime DNS Antivirus 363

Security Affairs

JULY 16, 2020

Researchers spotted a new Android banking trojan dubbed BlackRock malware that steals credentials and credit card data from hundreds of apps. The BlackRock malware borrows the code from the Xerxes banking malware, which is a strain of the popular LokiBot Android trojan. Coinbase, BitPay, and Coinbase), and banks (i.e.

Malware 129

Malware Banking Mobile Advertising 129

Security Affairs

JUNE 27, 2021

Researchers have discovered a strain of cryptocurrency-mining malware, tracked as Crackonosh, that abuses Windows Safe mode to avoid detection. . “While the Windows system is in safe mode antivirus software doesn’t work. “It also uses WQL to query all antivirus software installed SELECT * FROM AntiVirusProduct.”

Antivirus 144

Antivirus Cryptocurrency Malware Software 144

Security Affairs

APRIL 5, 2021

H2 2020 – Kaspersky observed an increase in ransomware attacks on industrial control system (ICS) systems in developed countries. T he percentage of ICS computers hit by a cyber attack in the second half of the year on a global scale was 33.4%, (+0.85% than H1 2020). Which are most secure countries in H2 2020?

Cyber Attacks 103

Cyber Attacks Ransomware Data collection Antivirus 103

Security Affairs

JUNE 11, 2021

Experts spotted a new mysterious malware that was used to collect a huge amount of data, including sensitive files, credentials, and cookies. Threat actors used custom malware to steal data from 3.2 million Windows systems between 2018 and 2020. The malware stole nearly 26 million login credentials holding 1.1

Malware 129

Malware Computers and Electronics Software Financial Services 129

SecureList

NOVEMBER 6, 2024

It also uses stealer malware to extract the victim’s credit card data as well as details about the infected device. Technical Details Background In August 2024, we stumbled upon a massive infection caused by an unknown bundle consisting of miner and stealer malware. SteelFox.gen , Trojan.Win64.SteelFox.*. SteelFox.*.

Software 124

Software Cryptocurrency Malware DNS 124

eSecurity Planet

OCTOBER 4, 2021

percent of all malware detected on networks of WatchGuard Technologies customers in the second quarter came over encrypted connections, raising the security risk for the 80 percent of such organizations that lack processes for decrypting and scanning HTTPS traffic for threats. Malware in Encrypted Traffic. A surprising 91.5

Encryption 145

Encryption Malware Ransomware Firewall 145

Krebs on Security

MARCH 2, 2022

– Testers: Workers in charge of testing Conti malware against security tools and obfuscating it. According to Mango, as of July 18, 2021 the Conti gang employed 62 people, mostly low-level malware coders and software testers. However, Conti’s employee roster appears to have fluctuated wildly from one month to the next.

Ransomware 245

Ransomware Antivirus Malware Cybercrime 245

Hacker Combat

AUGUST 6, 2021

Security researchers from the threat hunting and intelligence company Group-IB have revealed that in 2020, at least two espionage groups from China targeted the Russian Federal authorities. The disclosure cantered on the Mail-O malware when the attackers attempted to access Russian federal officials’ emails.

Government 111

Government Malware Energy and Utilities Cyber Attacks 111

Security Affairs

APRIL 9, 2020

Group-IB’s CERT-GIB analyzed hundreds of coronavirus -related phishing emails and discovered top malware strains in COVID-19 campaigns. Group-IB’s Computer Emergency Response Team ( CERT-GIB ) analyzed hundreds of coronavirus-related phishing emails between February 13 and April 1, 2020. SecurityAffairs – malware, Coronavirus).

Phishing 142

Phishing Malware Spyware DDOS 142

Security Affairs

SEPTEMBER 22, 2020

US Cybersecurity and Infrastructure Security Agency (CISA) is warning of a notable increase in the use of LokiBot malware by threat actors since July 2020. The Agency’s EINSTEIN Intrusion Detection System has detected persistent malicious activity associated with the LokiBot malware. See Protecting Against Malicious Code.

Malware 104

Malware Passwords Advertising Antivirus 104

Security Affairs

JUNE 22, 2021

DirtyMoe is a Windows botnet that is rapidly growing, it passed from 10,000 infected systems in 2020 to more than 100,000 in the first half of 2021. Experts defined DirtyMoe as a complex malware that has been designed as a modular system. “Both PurpleFox and DirtyMoe are still active malware and gaining strength.”

DNS 145

DNS Cryptocurrency Malware Internet 145

Security Affairs

JANUARY 4, 2021

Security expert spotted a new piece of malware that leverages weaponized Word documents to download a PowerShell script from GitHub. Security expert discovered a new piece of malware uses weaponized Word documents to download a PowerShell script from GitHub. pic.twitter.com/Qlska7DteM — Arkbird (@Arkbird_SOLG) December 27, 2020.

Antivirus 130

Antivirus Malware Accountability Hacking 130

eSecurity Planet

AUGUST 11, 2021

As users have increasingly moved from desktop operating systems to mobile devices as their primary form of computing, cyber attackers have taken notice and malware has followed. Mobile malware statistics. More than 3 million of those attacks represented new types of malware. Types of mobile malware. ransomware?

Mobile 104

Mobile Malware Adware Banking 104

Security Affairs

FEBRUARY 19, 2021

Apple launched its M1 chip and cybercriminals developed a malware sample specifically for it, the latest generation of Macs are their next targets. The popular security researcher Patrick Wardle discovered one of the first malware designed to target latest generation of Apple devices using the company M1 chip. ” continues Wardle.

Malware 118

Malware Adware Engineering Antivirus 118

Security Affairs

MARCH 13, 2021

Kaspersky researchers spotted a new variant of the XCSSET Mac malware that compiled for devices running on Apple M1 chips. The malware also allows attackers to capture screenshots and exfiltrate stolen documents to the attackers’ server. Recently experts spotted other malware specifically designed to infect Mac running on M1 chips.

Malware 120

Malware Adware Architecture Antivirus 120

Security Affairs

APRIL 29, 2021

Cybersecurity firm Kaspersky discovered a new strain of malware that is believed to be part of the arsenal of theUS Central Intelligence Agency (CIA). Cybersecurity firm Kaspersky has discovered a new malware that experts attribute to the US Central Intelligence Agency. We therefore named this malware Purple Lambert.”

Malware 126

Malware Hacking Government Telecommunications 126

Malwarebytes

MARCH 17, 2021

However, from the start of 2020 onward, the malicious momentum has been building. In the 2020 State of Malware Report, Malwarebytes researchers found that Mac malware—primarily backdoors, data stealers, and cryptominers—had risen by 61 percent over the previous year. No matter the malware.

Malware 123

Malware Adware Software Passwords 123

eSecurity Planet

JULY 1, 2022

Security researchers have uncovered an unusually sophisticated malware that has been targeting small office/home office (SOHO) routers for nearly two years, taking advantage of the pandemic and rapid shift to remote work. Researchers believe ZuoRAT is a “heavily modified version of the Mirai malware.” See the Best Antivirus Software.

Malware 117

Malware DNS Antivirus Internet 117

Security Affairs

JANUARY 31, 2020

Emotet , the most widespread malware worldwide and Ryuk , a ransomware type, are growing threats and real concerns for businesses and internet users in 2020. This study also concludes that a total of 377 Portuguese domains to spread different types of malware in the same period. SecurityAffairs – malware, hacking).

Malware 143

Malware Advertising Antivirus Retail 143

Security Affairs

NOVEMBER 11, 2021

Below is the list of exploits used by the bot: Vulnerability Affected devices CVE-2020-8515 DrayTek Vigor2960 1.3.1_Beta, Vigor3900 1.4.4_Beta, and Vigor300B 1.3.3_Beta, 1.4.2.1_Beta, and 1.4.4_Beta devices CVE-2015-2051 D-Link DIR-645 Wired/Wireless Router Rev. CVE-2020-10173 Comtrend VR-3033 DE11-416SSG-C01_R02.A2pvI042j1.d26m

IoT 140

IoT Firmware Malware Wireless 140

Security Affairs

APRIL 22, 2021

Cybersecurity firm Trend Micro revealed that a threat actor is actively exploiting a flaw, tracked as CVE-2020-24557, in its antivirus solutions to gain admin rights on Windows systems. The CVE-2020-24557 vulnerability affects the Apex One and OfficeScan XG enterprise security products.

Antivirus 135

Antivirus Hacking Cybersecurity Information Security 135

SecureWorld News

AUGUST 8, 2022

Cybersecurity and Infrastructure Security Agency (CISA) and the Australian Cyber Security Centre (ACSC) released a joint Cybersecurity Advisory (CSA) providing details on the top malware strains of 2021. The top malware strains in 2021 included remote access Trojans (RATs), banking Trojans, information stealers, and ransomware.

Malware 98

Malware Banking Penetration Testing Healthcare 98