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 133

Malware Encryption Antivirus Passwords 133

Malwarebytes

AUGUST 3, 2022

This blog post was authored by Ankur Saini and Hossein Jazi. In this blog post, we will analyze Woody Rat’s distribution methods, capabilities as well as communication protocol. The threat actor has left some debugging information including a pdb path from which we derived and picked a name for this new Rat: Debug Information.

Malware 112

Malware Encryption Antivirus Architecture 112

eSecurity Planet

DECEMBER 3, 2021

Here are the top Twitter accounts to follow for the latest commentary, research, and much-needed humor in the ever-evolving information security space. Krebs wrote for The Washington Post between 1995 and 2009 before launching his current blog KrebsOnSecurity.com. Read more: Top IT Asset Management Tools for Security.

Accountability 139

Accountability Cybersecurity Penetration Testing InfoSec 139

Security Affairs

MARCH 21, 2019

Note that ransomware is probably detected during antivirus behavioral analysis — heuristic and signature-based detection are easily passed. Another interesting thing is that the ransomware sample launches itself with the -w argument and also spawned a new process for each file it encrypted. locker ” is appended. Let’s look.

Ransomware 88

Ransomware Encryption Antivirus Malware 88

Notice Bored

OCTOBER 14, 2021

"Information transfer" is another ambiguous, potentially misleading title for a policy, even if it includes "information security". Transmission of information through broadcasting, training and awareness activities, reporting, policies, documentation, seminars, publications, blogs etc.,

Information Security 56

Information Security Risk Media Encryption 56

Security Affairs

JANUARY 29, 2021

In mid-2020, ZINC hackers created Twitter profiles for fake security researchers that were used to retweet security content and posting about vulnerability research. . Attackers used Twitter profiles for sharing links to a blog under their control ( br0vvnn[.]io “If you visited the referenced ZINC-owned blog (br0vvnn[.]io),

Malware 110

Malware Antivirus Hacking Accountability 110

Security Affairs

MARCH 14, 2022

The victims’ data is encrypted and sent to the C2 server geolocated in Russia. At this moment, the infection chain is able to bypass the antivirus detection, with the latter EXE ( WpfApp14.exe Finally, the string is encrypted with a well-known algorithm used in different Latin American threats, and the content is sent to the C2 server.

Banking 85

Banking Encryption Malware Phishing 85

Malwarebytes

AUGUST 3, 2022

This blog post was authored by Ankur Saini and Hossein Jazi. In this blog post, we will analyze Woody Rat's distribution methods, capabilities as well as communication protocol. The used lure is in Russian is called " Information security memo " which provide security practices for passwords, confidential information, etc.

Malware 66

Malware Encryption Antivirus Architecture 66

The Last Watchdog

FEBRUARY 28, 2021

Regardless of how familiar you are with Information Security, you’ve probably come across the term ‘malware’ countless times. From accessing your business-critical resources and sensitive information to halting business operations and services, a malware infection can quickly become an organization’s worst nightmare come true.

Cyber threats 113

Cyber threats Computers and Electronics Adware Spyware 113

Centraleyes

MARCH 12, 2024

Controls: Objective: Evaluate the effectiveness of security controls and measures to safeguard assets and data. Audit Focus: Assess access controls to ensure only authorized personnel have access to sensitive information. Review encryption methods and protocols to protect data in transit and at rest.

Risk 52

Risk Cybersecurity Government Firewall 52

Security Affairs

JULY 25, 2019

” reads a blog post published by Intezer. The new variant of the malware is currently undetected by most of the antivirus firms, the incorporation of the BlueKeep scanner suggests that operators would explore financial opportunities on Windows platforms too.

Cryptocurrency 67

Cryptocurrency Internet Internet Malware 67

SecureList

MAY 11, 2023

A few months after last year’s blog post came out, we stumbled across a new multi-platform ransomware family, which targeted both Linux and Windows. Trend 2: Driver abuse Abusing a vulnerable driver for malicious purposes may be an old trick in the book, but it still works well, especially on antivirus (AV) drivers.

Ransomware 121

Ransomware Malware Architecture Telecommunications 121

The Last Watchdog

AUGUST 15, 2019

Beazley also reported that SMBs, which tend to spend less on information security, were at a higher risk of being hit by ransomware than larger firms, and that the healthcare sector was hardest hit by ransomware attacks, followed by financial institutions and professional services. This column originally appeared on Avast Blog.).

Ransomware 196

Ransomware Internet Internet Hacking 196

Security Affairs

MAY 23, 2019

Another interesting technique abused by cyber-criminals in the wild is the “ Certificate Spoofing “, allowing malware to easily bypass a relevant portion of anti-virus engines, even if they employ identification techniques theoretically able to detect encrypted and packed threats. Even Symantec AV didn’t detect the sample as malicious!

Antivirus 81

Antivirus Malware Advertising Cyber Attacks 81

Security Boulevard

MARCH 24, 2022

3 ] The emails redirected victims to a website delivering fake antivirus updates that eventually downloaded Cobalt Strike beacons, or two custom Go malware variants named GraphSteel and GrimPlant. The German Federal Office for Information Security (BSI) issued a warning about the use of Kaspersky products. [ link] (accessed Mar.

Ransomware 59

Ransomware Malware Government Antivirus 59

Security Affairs

MAY 29, 2019

su”, using an SSL encrypted communication, and stores them in “C:UsersPublic” path: “ rtegre.exe ” and “ wprgxyeqd79.exe Analyzing it in depth, we discover it actually is the RMS (Remote Manipulator System) client by TektonIT , encrypted using the MPress PE compressor utility, a legitimate tool, to avoid antivirus detection.

Retail 65

Retail Banking Advertising Encryption 65

SecureList

APRIL 24, 2023

In this blog post, we’re excited to share what we now know of Tomiris with the broader community, and discuss further evidence of a possible connection to Turla. The following table lists all Tomiris malware families we are aware of: Name Type Language Comments Tomiris Downloader Downloader C Mentioned in our original blog post.

Malware 96

Malware DNS Government Software 96

Security Affairs

MAY 7, 2020

After a few minutes of collecting information about the infected machine, the trojan sends encrypted commands onto this server. In this specific request, and based on the path, the trojan sends details about which antivirus is installed on the victim’s machine. About the author Pedro Tavares.

Banking 109

Banking Malware Phishing Social Engineering 109

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. When the malware is executed without any restrictions, i.e., upon a non-virtualized environment, some information from the victim’s computer is send to C2 server.

Banking 58

Banking Malware Antivirus Cyber threats 58

Security Affairs

MAY 16, 2019

Firstly, we noticed this secondary component was well protected against antivirus detection, in fact, the PE file was signed by Sectigo in the first half of May, one of the major Russian Certification Authority. Technical details, including IoCs and Yara Rules, are available in the analysis published on the Yoroi blog.

Banking 70

Banking Malware Surveillance Retail 70

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. This leads to XLM macros not being well known to the public. Figure 25: Customer-based AV solutions.

Malware 84

Malware Antivirus Technology Phishing 84