Security Affairs

SEPTEMBER 10, 2020

ESET researchers discovered a new piece of malware dubbed CDRThief targets a specific Voice over IP system to steal call data records (CDR). The VoIP platform Linknat VOS2009 and VOS3000 targeted by the malware is used by two China-produced softswitches (software switches). ” reads the analysis published by ESET.

Malware 114

Malware Encryption Advertising Passwords 114

SecureList

MAY 4, 2022

Dropper modules also patch Windows native API functions, related to event tracing (ETW) and anti-malware scan interface (AMSI), to make the infection process stealthier. Keeps Cobalt Strike module encoded several times, and AES256 CBC encrypted blob. Besides event logs there are numerous other techniques in the actor’s toolset.

Malware 140

Malware Encryption Architecture Technology 140

SecureList

OCTOBER 31, 2022

The following chart shows the evolution timeline of this malware since its discovery. multiple encryption for C2 communication with ancient crypto algorithm. The encryption function used to send data was also modified, making it even more complicated. XORed size of encrypted data. and v0.6.5, LODEINFO v0.5.6: Description.

Encryption 114

Encryption Architecture Malware Engineering 114

Malwarebytes

AUGUST 3, 2022

Before initialization, the malware effectively suppresses all error reporting by calling SetErrorMode with 0x8007 as parameter. As we will see later, that malware uses multiple threads and so it allocates a global object and assigns a mutex to it to make sure no two clashing operations can take place at the same time. main function.

Malware 112

Malware Encryption Antivirus Architecture 112

Security Affairs

APRIL 19, 2021

XCSSET, a Mac malware targeting Xcode developers, was now re-engineered and employed in a campaign aimed at Apple’s new M1 chips. Experts from Trend Micro have uncovered a Mac malware campaign targeting Xcode developers that employed a re-engineered version of the XCSSET malware to support Apple’s new M1 chips.

Malware 107

Malware Cryptocurrency Architecture Engineering 107

eSecurity Planet

MARCH 1, 2022

Symantec this week reported a highly sophisticated malware called “Backdoor.Daxin” that “appears to be used in a long-running espionage campaign against select governments and other critical infrastructure targets” and appears to be linked to China. The malware then sends information back to remote servers.

Malware 117

Malware Government Encryption Architecture 117

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 101

Malware Adware Architecture Antivirus 101

Malwarebytes

AUGUST 31, 2022

A rather unique approach to spread malware using the popularity of the James Webb telescope images has been identified by the Securonix threat research team. The malware is being spread by a phishing campaign that includes a Microsoft Office attachment. VBA macros should be disabled unless there are compelling reasons not to.

Malware 95

Malware Engineering Architecture Encryption 95

Security Boulevard

JULY 18, 2022

However, threat actors continue to evolve their tactics and are able to successfully upload dangerous apps laced with malware on the Google play store. Recently, the Zscaler ThreatLabz team discovered apps involving multiple instances of the Joker, Facestealer, and Coper malware families spreading in the virtual marketplace.

Banking 98

Banking Malware Encryption Architecture 98

Security Affairs

SEPTEMBER 28, 2022

North Korea-linked Lazarus APT group continues to target macOS with a malware campaign using job opportunities as a lure. The SentinelOne investigation is based on a previous one conducted by ESET in August , when Lazarus APT has been observed targeting job seekers with macOS malware working also on Intel and M1 chipsets.

Malware 90

Malware Cryptocurrency Architecture Advertising 90

Schneier on Security

AUGUST 30, 2019

The paper: " Practical Enclave Malware with Intel SGX.". Abstract: Modern CPU architectures offer strong isolation guarantees towards user applications in the form of enclaves. In particular, it is unclear to what extent enclave malware could harm a system. The results are predictable.

Malware 220

Malware Architecture Encryption Phishing 220

SecureList

JUNE 22, 2023

We wrote about malware targeting Brazil, about CEO fraud attempts, Andariel, LockBit and others. KTAE shows similarities between LockBit Green and Conti Three pieces of adopted code really stand out: the ransomware note, the command line options and the encryption scheme. Also, the string encryption method was simple: one byte XOR.

Phishing 116

Phishing Encryption Cybercrime Ransomware 116

eSecurity Planet

MAY 20, 2024

Digital rights management (DRM) is an encryption technology that enforces creator’s rights. Digital rights management wraps digital data into an encrypted wrapper tied to a license that contains the rules for how the content may be used. The management software will also track encrypted file use and continuously enforce digital rights.

Encryption 60

Encryption Architecture Software Technology 60

Security Affairs

DECEMBER 6, 2022

Fortinet researchers discovered a sample of malware generated with the publicly available open-source ransomware toolkit Cryptonite that never offers the decryption window, turning it as a wiper. The sample analyzed by the expert masquerades as a software update, it shows a progress bar that represents the progress of encryption.

Ransomware 121

Ransomware Encryption Malware Architecture 121

Security Affairs

DECEMBER 19, 2022

The main reasons to rewrite malware in Rust is to have lower AV detection rates, compared to malware written in most common languages, and to target multiple architectures. ” Upon executing the malware, the Rust binary prompts an error requiring a password to be passed as an argument. ” continues the analysis.

Ransomware 121

Ransomware Encryption Healthcare Education 121

CyberSecurity Insiders

MAY 7, 2023

Like any other network, 5G networks are vulnerable to various types of cyber attacks, such as distributed denial-of-service (DDoS) attacks, phishing attacks, and malware infections. For example, 5G networks use advanced encryption technologies to protect the confidentiality and integrity of data transmitted over the network.

Cyber Attacks 123

Cyber Attacks Architecture Technology DDOS 123

Heimadal Security

DECEMBER 6, 2022

The transformation is accidental, and it is caused by poor architecture and programming flaws. The findings come amid a developing ransomware scenario in which wipers disguised as file-encrypting malware are increasingly being used to destroy data without permitting decryption. Details About the Cryptonite […].

Ransomware 78

Ransomware Architecture Encryption Malware 78

Security Affairs

SEPTEMBER 10, 2020

ESET researchers discovered a new piece of malware dubbed CDRThief targets a specific Voice over IP system to steal call data records (CDR). The VoIP platform Linknat VOS2009 and VOS3000 targeted by the malware is used by two China-produced softswitches (software switches). ” reads the analysis published by ESET.

Malware 65

Malware Encryption Advertising Passwords 65

eSecurity Planet

JANUARY 30, 2024

Limited Control & Visibility Insufficient visibility into the cloud architecture causes delays in threat responses, increasing the risk of data breaches. Failure to enforce security regulations and implement appropriate encryption may result in accidental data exposure. Malware There were 5.5

Risk 124

Risk DDOS Data breaches Encryption 124

Malwarebytes

AUGUST 3, 2022

Before initialization, the malware effectively suppresses all error reporting by calling SetErrorMode with 0x8007 as parameter. As we will see later, that malware uses multiple threads and so it allocates a global object and assigns a mutex to it to make sure no two clashing operations can take place at the same time. main function.

Malware 66

Malware Encryption Antivirus Architecture 66

CyberSecurity Insiders

MAY 14, 2021

Malware Analysis. Encryption. Architecture. Cloud security topped the list, followed closely by malware analysis, data analysis, threat assessment and intrusion detection. Encryption. Malware Analysis. Architecture. Cyber Security Technical Sill or Concept. Rating (1 – 5). Cloud Security. Networking.

Penetration Testing 98

Penetration Testing Architecture Backups Encryption 98

CyberSecurity Insiders

JULY 29, 2021

According to a report, CrowdStrike Holdings Inc has confirmed that the malware that hit the South African port was the ransomware strain known as Death Kitty, Hello Kitty or Five Hands. Coming to BlackMatter Ransomware strain, a Cybersecurity firm named Recorded Future has offered some intelligence related to the malware.

Ransomware 143

Ransomware Encryption Architecture Malware 143

Cisco Security

APRIL 6, 2022

No one enjoys forking out gobs of money and spending sleepless implementation hours every few years in exchange for a shiny new box with largely the same architecture as the old one, save for maybe a slightly faster CPU. It’s All About Encryption. That said, some hardware upgrades are certainly worth it.

Firewall 131

Firewall Architecture Encryption VPN 131

Fox IT

MAY 4, 2021

In this post we provide some history, analysis and observations on this most pernicious family of banking malware targeting Oceania, the UK, Germany and Italy. Despite its long and rich history in the cyber-criminal underworld, the Gozi malware family is surrounded with mystery and confusion. Introduction.

Banking 98

Banking Malware Encryption Architecture 98

CyberSecurity Insiders

MAY 28, 2023

Malware Analysis: Explore malware types, their behavior, and the techniques used for analyzing and detecting them. Investigate malware’s propagation methods, evasion techniques, and methods for identifying and mitigating potential threats.

Cybersecurity 111

Cybersecurity Penetration Testing Social Engineering IoT 111

eSecurity Planet

MARCH 4, 2022

Privilege and other vulnerabilities in Microsoft Windows, Exchange Server, Excel, Office, PowerPoint, Malware Protection Engine, Internet Explorer and more (27 in all). Purdue network architecture. Network Architecture and Design. Network Architecture and Design. Limit and encrypt VPNs. Remove backdoor connections.

Network Security 141

Network Security Architecture Authentication Firewall 141

Security Affairs

FEBRUARY 24, 2020

Raccoon Malware is a recently discovered infostealer that can extract sensitive data from about 60 applications on a targeted system. Racoon malware , Legion, Mohazo, and Racealer, is an infostealer that recently appeared in the threat landscape that is advertised in hacking forums. ” reads the report published by CyberArk.

Cybercrime 87

Cybercrime Malware Cryptocurrency Advertising 87

Cisco Security

FEBRUARY 2, 2023

These applications/workloads move to, and reside in multi-cloud architecture, adding complexity to connectivity, visibility, and control. Cisco Secure Firewall Threat Defense Virtual provides unmatched security controls such as stateful firewalling, Snort3 IPS, URL filtering, malware defense, application visibility and control, and more.

Firewall 100

Firewall Architecture Internet Internet 100

SecureList

APRIL 15, 2024

They generated a custom version of the ransomware, which used the aforementioned account credential to spread across the network and perform malicious activities, such as killing Windows Defender and erasing Windows Event Logs in order to encrypt the data and cover its tracks. In this article, we revisit the LockBit 3.0

Ransomware 96

Ransomware Encryption Passwords Accountability 96

SecureWorld News

JANUARY 18, 2024

The report highlights new tactics and malware, signaling an escalation in capabilities. The social engineering tactics are highly tailored to build trust before delivering sophisticated malware. Most notably, Microsoft analyzed a new custom malware dubbed MediaPl, which can exfiltrate data over encrypted channels.

Social Engineering 90

Social Engineering Cybercrime Phishing Architecture 90

eSecurity Planet

JULY 25, 2022

Even if this attack is only temporary by definition, it’s often enough to inject malware successfully. This attack relies on a client-server architecture and consists of using other protocols such as TCP or SSH to tunnel malware through DNS requests. DNS Encryption: DoH vs. DoT. DNS tunneling.

DNS 136

DNS Encryption Penetration Testing Architecture 136

Security Affairs

SEPTEMBER 30, 2023

Dual ransomware attacks resulted in a combination of data encryption, exfiltration, and financial losses from ransom payments. The experts also warn that multiple ransomware groups increased the use of custom data theft, wiper tools, and malware to put pressure on the victims and convince them to negotiate. ” continues the alert.

Ransomware 113

Ransomware Architecture Encryption Malware 113

The Last Watchdog

FEBRUARY 27, 2023

SASE architectures must be validated end to end—from users and branches, through SASE points of presence, to cloud application servers. Additionally, performance needs to be profiled across all networks and SASE behavior measured across all architectures—virtualized, containerized, and bare metal Jeyaretnam Test for the real world.

Risk 208

Risk Architecture Firewall Telecommunications 208

Security Affairs

APRIL 16, 2023

BleepingComputer confirmed that the zip archive contained “previously unknown encryptors for macOS, ARM, FreeBSD, MIPS, and SPARC” architectures. One of the encryptors developed by Lockbit, named ‘locker_Apple_M1_64’, can encrypt files of Mac systems running on the Apple silicon M1.

Encryption 96

Encryption Architecture Ransomware Education 96

Security Affairs

SEPTEMBER 24, 2023

The Deadglyph’s architecture is composed of cooperating components, a native x64 binary and other.NET assembly. The researchers explained that unlike other malware typically using components written in only one programming language, Deadglyph uses distinct programming languages. The malware also supports multiple evasion capabilities.

Spyware 113

Spyware Malware Architecture Encryption 113

eSecurity Planet

MAY 10, 2022

Hackers have found a way to infect Windows Event Logs with fileless malware , security researchers have found. Kaspersky researchers on May 4 revealed “a new stash for fileless malware.” If it does not find one, the encrypted shell code is written in 8KB chunks in the event logs. Also read: How Hackers Evade Detection.

Malware 114

Malware Architecture Encryption Antivirus 114

Thales Cloud Protection & Licensing

JUNE 15, 2023

The most effective way to ensure data security is through encryption and proper key management. Key Management as a Service (KMaaS) allows companies to manage encryption keys more effectively through a cloud-based solution instead of running the service on physical, on-premises hardware.

Encryption 134

Encryption Data breaches Authentication Risk 134