Security Affairs

APRIL 30, 2021

The weaponized RTF documents generated with the exploit builder are able to trigger the CVE-2017-11882 , CVE-2018-0798 , CVE-2018-0802 vulnerabilities in Microsoft’s Equation Editor. This tool was widely adopted by several China-linked threat actors, including Tick , Tonto Team and TA428. ” continues the report.

Phishing 132

Phishing Malware Antivirus Encryption 132

eSecurity Planet

MARCH 1, 2023

To prevent unwanted access and protect data in transit, wireless connections must be secured with strong authentication procedures, encryption protocols, access control rules, intrusion detection and prevention systems, and other security measures. As a result, wireless networks are prone to eavesdropping, illegal access and theft.

Wireless 98

Wireless Encryption Authentication IoT 98

Malwarebytes

NOVEMBER 16, 2021

This Android app, purported as a secure messaging application that uses end-to-end encryption, is the latest ruse cybercriminals put upon smartphone users, particularly those based in India, to infect their devices with GravityRAT, a piece of malicious software that is known to spy on people and steal their data.

Malware 130

Malware Encryption Media Marketing 130

Krebs on Security

APRIL 22, 2019

The software is broadly classified as malware by most antivirus companies, likely thanks to an advertised feature list that includes dumping the remote computer’s temporary memory; retrieving passwords from dozens of email programs; snarfing the target’s Wi-Fi credentials; and viewing the target’s Webcam.

Advertising 194

Advertising Antivirus Software Malware 194

Security Affairs

JUNE 11, 2021

million Windows systems between 2018 and 2020. The software includes illegal Adobe Photoshop 2018, a Windows cracking tool, and several cracked games.” Researchers from NordLocker have discovered an unsecured database containing 1.2-terabyte terabyte of stolen data. Threat actors used custom malware to steal data from 3.2

Malware 116

Malware Computers and Electronics Software Financial Services 116

eSecurity Planet

DECEMBER 7, 2023

Encryption uses mathematical algorithms to transform and encode data so that only authorized parties can access it. What Encryption Is and How It Relates to Cryptology The science of cryptography studies codes, how to create them, and how to solve them. How Does Encryption Process Data? How Does Encryption Process Data?

Encryption 113

Encryption Passwords IoT Firewall 113

Security Affairs

MARCH 19, 2019

rar) spread by #WinRAR exploit ( #CVE -2018-20250). The vulnerability, tracked as CVE-2018-20250, was discovered by experts at Check Point in February, it could allow an attacker to gain control of the target system. At the moment of writing, 29 antivirus engines detect JNEC.a Possibly the first #ransomware (vk_4221345.rar)

Ransomware 75

Ransomware Antivirus Encryption Advertising 75

Security Affairs

JANUARY 8, 2021

“The loader decrypts the malicious malware and executes it using memfd create (as described in this blog in 2018). Upon executing the code, it will ask the user the path for the payload to be encrypted and the password to be used for AES encryption to hide the malware within the loader. ” concludes the report.

Malware 141

Malware Encryption Antivirus Passwords 141

CyberSecurity Insiders

JANUARY 6, 2023

First launched in 2004 and updated most recently in 2018, the PCI Data Security (PCI DSS) standard is continually updated to reflect the evolving challenges of the cyberthreat landscape. Requirement 4: Less specificity on the type of encryption used means your organization is freer to follow industry best practices. and PCI v4.0:

Antivirus 138

Antivirus Retail Software Accountability 138

Security Affairs

APRIL 27, 2020

Unlike other ransomware strains that don’t encrypt victims in Russia and other CIS countries, Shade also targets computers in Russia and Ukraine. We are also publishing our decryption soft; we also hope that, having the keys, antivirus companies will issue their own more user-friendly decryption tools.”

Ransomware 127

Ransomware Advertising Antivirus Education 127

Security Affairs

JANUARY 31, 2020

“In July 2018, we succeeded in decrypting encrypted communication with an infected server and an external server that was performing unauthorized communication, and stored it on our internal server for information sharing with other departments used by our defense business division 27,445 files were found to have been accessed illegally.

Data breaches 98

Data breaches Advertising Antivirus Encryption 98

Security Affairs

NOVEMBER 19, 2019

To bypass antivirus systems, hackers send out malicious emails in non-working hours with delayed activation. The second half of 2018 saw a drop in the number of malicious programs downloaded via browsers reaching its minimum at less than 5%, while in the first half of 2019 only every 19 th download was initiated via means other than email.

Ransomware 72

Ransomware Antivirus Malware Banking 72

Krebs on Security

FEBRUARY 23, 2019

19, Apex was alerted that its systems had been infected with a destructive strain of ransomware that encrypts computer files and demands payment for a digital key needed to unscramble the data. “When they encrypt the data, that happens really fast,” he said. Roswell, Ga. on Tuesday, Feb. More than a week later on Jan.

Backups 226

Backups Ransomware Encryption Internet 226

Security Affairs

AUGUST 3, 2020

The GandCrab ransomware-as-a-service first emerged from Russian crime underground in early 2018. The authors of the GandCrab RaaS also offers technical support and updates to its members, they also published a video tutorial that shows how the ransomware is able to avoid antivirus detection. Close of GandCrab Ransomware : 1-6-2019.

Ransomware 126

Ransomware Advertising Malware Hacking 126

Security Affairs

OCTOBER 17, 2018

At a first sight, the office document had an encrypted content available on OleObj.1 Those objects are real Encrypted Ole Objects where the Encrypted payload sits on “EncryptedPackage” section and information on how to decrypt it are available on “EncryptionInfo” xml descriptor. Stage1: Encrypted Content.

Malware 93

Malware Computers and Electronics Encryption Penetration Testing 93

Security Affairs

APRIL 2, 2021

The threat actors are actively exploiting the following vulnerabilities in Fortinet FortiOS: CVE-2018-13379 ; CVE-2020-12812 ; CVE-2019-5591. Install and regularly update antivirus and anti-malware software on all hosts. Any attempts to install or run this program and its associated files should be prevented.

Passwords 70

Passwords Government Firmware Accountability 70

eSecurity Planet

FEBRUARY 15, 2022

The ransomware encrypts files on compromised Windows host systems, including physical and virtual servers, the advisory noted, and the executable leaves a ransom note in all directories where encryption occurs, including ransom payment instructions for obtaining a decryption key.

Ransomware 128

Ransomware Encryption Backups Accountability 128

eSecurity Planet

FEBRUARY 16, 2021

All of your files are encrypted with RSA-2048 and AES-128 ciphers.” ” Or you might see a readme.txt stating, “Your files have been replaced by these encrypted containers and aren’t accessible; you will lose your files on [enter date] unless you pay $2500 in Bitcoin.” IMPORTANT INFORMATION !!!

Ransomware 97

Ransomware Backups Software Encryption 97

Security Affairs

JULY 25, 2019

“We have discovered a new version of WatchBog—a cryptocurrency-mining botnet operational since late 2018—that we suspect has compromised more than 4,500 Linux machines in newer campaigns taking place since early June.” ” reads a blog post published by Intezer. ” continues the analysis.

Cryptocurrency 73

Cryptocurrency Internet Internet Malware 73

Pentester Academy

FEBRUARY 23, 2023

It targeted Microsoft Windows operating system by encrypting the data on the victim’s machine and seeking ransom in exchange for a promise to decrypt all the encrypted files and potentially undo the damage, but that’s far from the truth, as we discuss further! Ransomware damages would cost the world $5 billion (USD) in 2017.

Ransomware 52

Ransomware Encryption Cryptocurrency Banking 52

Security Affairs

OCTOBER 12, 2019

In August 2018, three members of the notorious cybercrime gang have been indicted and charged with 26 felony counts of conspiracy, wire fraud, computer hacking, access device fraud and aggravated identity theft. . The group that has been active since late 2015 targeted businesses worldwide to steal payment card information.

Identity Theft 77

Identity Theft Hacking Advertising DNS 77

SC Magazine

JUNE 25, 2021

That represents a 340% increase year-over-year, a 415% increase since 2018 and accounted for about 4% of the more than 6.3 Still, Todd Moore, vice president of encrypted solutions at cloud, data and software security firm Thales Group, said there are likely many different ways hackers could make use of stolen data.

Computers and Electronics 121

Computers and Electronics Media Marketing Cryptocurrency 121

Security Affairs

SEPTEMBER 15, 2019

” The Astaroth Trojan was first spotted by security firm Cofense in late 2018 when it was involved in a campaign targeting Europe and Brazil. According to the experts, LOLbins are very effecting in evading antivirus software. . This trick allows the attackers to bypass content filtering and other network security measures.

Phishing 85

Phishing Malware Encryption Network Security 85

SecureList

OCTOBER 25, 2023

It comes equipped with a built-in TOR network tunnel for communication with command servers, along with update and delivery functionality through trusted services such as GitLab, GitHub, and Bitbucket, all using custom encrypted archives. on January 9, 2018, after hovering around $10 in 2017. As of 2023, it is trading at around $150.

Malware 107

Malware DNS Encryption Cryptocurrency 107

SecureList

DECEMBER 1, 2023

For most implants, the threat actor uses similar implementations of DLL hijacking (often associated with ShadowPad malware) and memory injection techniques, along with the use of RC4 encryption to hide the payload and evade detection. libssl.dll or libcurl.dll was statically linked to implants to implement encrypted C2 communications.

Malware 91

Malware Ransomware Encryption Energy and Utilities 91

McAfee

MAY 26, 2020

Though terrifying for many people, Brexit was handled relatively easily through a transition period, which goes until 31 st December 2020, during which UK organisations are bound by two laws: the EU GDPR and the UK DPA (Data Protection Act 2018 ). The EU GDPR will no longer apply directly in the UK at the end of the transition period.

Antivirus 52

Antivirus VPN Risk Software 52

Security Affairs

AUGUST 20, 2018

During the analysis time, only really few Antivirus (6 out of 60) were able to “detect” the sample. AntiVirus Coverage. The used encryption algorithm is AES and everything we need to decrypt is in this file, so let’s build up a simple python script to print our decryption parameters.

Engineering 70

Engineering Malware Computers and Electronics Penetration Testing 70

Security Affairs

APRIL 16, 2019

The malware spreads via Trojanized applications disguised as cracked software, or applications posing as legitimate software such as video players, drivers or even antivirus software. According to the experts, the operation is in a consolidation stage, first samples date back to November 2018, with a massive spike in December and January.

Spyware 74

Spyware Adware Malware Accountability 74

Security Affairs

APRIL 10, 2019

That file was delivered via malscam campaigns around the world and its source-code is obfuscated in order to evade antivirus detection and complicate its analysis. The latter leverages the WinRar/Ace vulnerability ( CVE-2018-20250 ) dropping the malware itself into the Windows startup folder.

Banking 63

Banking Malware Antivirus Cyber threats 63

Security Affairs

FEBRUARY 7, 2019

The server responds to this request sending encrypted data, as show in the following figure. Part of network traffic containing some encrypted data. If the check is positive, the script will download an EXE payload from [link] , store it in %TEMP%Twain001.exe exe and then execute it. Ursnif loader detection rate. Conclusions.

Banking 95

Banking Malware Advertising Encryption 95

SecureList

MARCH 1, 2021

Users attacked by adware in 2018 through 2020 ( download ). variant has been known since 2018, and we have never once had to adjust the process of detecting it in almost three years. Individuals who generate that many installation packages are obviously not worried about antivirus software. Where did these come from?

Mobile 133

Mobile Malware Adware Banking 133

Krebs on Security

DECEMBER 13, 2021

31, 2021, the HSE’s antivirus software detected the execution of two software tools commonly used by ransomware groups — Cobalt Strike and Mimikatz — on the Patient Zero Workstation. But the antivirus software was set to monitor mode, so it did not block the malicious commands.”

Healthcare 263

Healthcare Ransomware Antivirus Software 263

Security Affairs

MARCH 2, 2019

This technology is stored in the Workbook OLE stream in Excel 97-2003 format which makes it very difficult to detect and parse by antivirus (AV) engines. doc and.xlm) to evade antivirus detection and bypass spam filters as well. That malware is known as FlawedAmmyy RAT and was discovered by Proofpoint researchers in March 2018.

Malware 89

Malware Antivirus Technology Phishing 89

SecureList

NOVEMBER 26, 2021

After 2018, we observed falling detection rates for FinSpy for Windows. The attack is estimated to have resulted in the encryption of files belonging to around 60 Kaseya customers using the on-premises version of the platform. Melcoz had been active in Brazil since at least 2018, before expanding overseas. In version 16.80.0

Malware 86

Malware Banking Energy and Utilities Accountability 86

Malwarebytes

APRIL 5, 2023

The Cybersecurity and Infrastructure Security Agency (CISA) found that K–12 cyberattacks more than tripled over the pandemic, from 400 reported incidents in 2018 to over 1,300 in 2021. Most states require strong data privacy controls, which typically include encrypting any sensitive personal information of staff and students.

Education 61

Education Ransomware Cybersecurity Risk 61

eSecurity Planet

JUNE 8, 2023

However, adoption of these protocols should be a priority for growing organizations and is already a federal requirement since 2018 as part of the Department of Homeland Security (DHS) 18-01 binding operational directive. Encrypted email Despite many advancements in email tools, the email format itself remains a text-based protocol.

Firewall 79

Firewall DNS Authentication Malware 79

SecureList

FEBRUARY 15, 2021

The email antivirus was triggered most frequently by email messages containing members of the Trojan.Win32.Agentb Attacks blocked by the email antivirus in 2020 ( download ). In 2020: The share of spam in email traffic amounted to 50.37%, down by 6.14 Most spam (21.27%) originated in Russia. Agentb malware family. The Trojan.Win32.ISO

Phishing 136

Phishing Malware Scams Accountability 136