Security Affairs

AUGUST 15, 2022

Security researchers from Cleafy reported that the SOVA Android banking malware is back and is rapidly evolving. The SOVA Android banking trojan was improved, it has a new ransomware feature that encrypts files on Android devices, Cleafy researchers report. ” reads the analysis published by Cleafy. Oscorp or BRATA ).”

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Encryption Ransomware Access Communications 98

eSecurity Planet

DECEMBER 19, 2023

Infrastructure as a service security is a concept that assures the safety of organizations’ data, applications, and networks in the cloud. Understanding the risks, advantages, and best practices connected with IaaS security is becoming increasingly important as enterprises shift their infrastructure to the cloud.

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Security Affairs

APRIL 24, 2021

Telegram is a legitimate service and enterprise AV engines and security solutions trust its traffic. ” reads the analysis published by CheckPoint. Experts also noticed that the RAT implements Ransomware features such as the ability to encrypt and decrypt victim’s files. ” concludes the report. Pierluigi Paganini.

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IBM Big Data Hub

JANUARY 5, 2024

From securing everyday personal messages and the authentication of digital signatures to protecting payment information for online shopping and even guarding top-secret government data and communications—cryptography makes digital privacy possible. In modern times, cryptography has become a critical lynchpin of cybersecurity.

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Security Affairs

AUGUST 18, 2021

Researchers conducted a new analysis of the Diavol ransomware and found new evidence of the link with the gang behind the TrickBot botnet. At the beginning of June, FortiEDR detected and halted a ransomware attack against one of the customers of the security firm. reads the analysis published by Fortinet. Pierluigi Paganini.

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Security Affairs

SEPTEMBER 19, 2022

The activity of the TeamTNT group has been detailed by security firm Trend Micro, but in August 2020 experts from Cado Security discovered that botnet is also able to target misconfigured Kubernetes installations. ” reads the analysis published by AquaSec. be on IP 93[.]95[.]229[.]203).” Pierluigi Paganini.

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eSecurity Planet

OCTOBER 6, 2021

The malware encrypts files and spreads to the entire system to maximize damage, which forces companies to lock down the whole network to stop the propagation. Encryption is the Key. Encryption is used everywhere. Encrypting is neither hashing nor obfuscating files. What Happens During Ransomware Encryption?

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Security Affairs

JULY 12, 2019

A new variant of the implements a unique protocol to communicate with Command and Control infrastructure. A new variant of the Miori botnet uses a unique protocol to communicate with C&C infrastructure, it implements a protection mechanism to access the login panel. ” reads the analysis published by Trend Micro.

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eSecurity Planet

APRIL 12, 2024

Explore some real-world instances below and discover when and how to use DLP procedures for optimal data security. Industry-specific rules: Check relevant regulations on a regular basis to verify data security compliance , and use DLP to protect sensitive data and reduce regulatory risks.

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The Last Watchdog

FEBRUARY 28, 2022

However, APIs have gained traction so rapidly and deeply that not nearly enough attention has been paid to the associated security shortcomings. Many organizations, SMBs and enterprises alike, do not understand the scope and scale of their deployments of APIs, much less how to go about effectively securing their APIs. API complexity.

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Schneier on Security

OCTOBER 15, 2021

The idea is that they wouldn’t touch the cryptography, but instead eavesdrop on communications and systems before encryption or after decryption. I’m part of a group of cryptographers that has just published a paper discussing the security risks of such a system. (It’s

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Security Affairs

DECEMBER 27, 2023

The authors also implemented different obfuscation techniques and custom encryption to avoid detection. ” To circumvent analysis and detection, the malware encrypts all C2 communications. The usage of the Xamarin framework allowed threat actors to remain under the radar for a long time. ” concludes the report.

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Security Affairs

JUNE 6, 2019

The Platinum cyber espionage group uses steganographic technique to hide communications with the Command and Control Servers (C&C). Experts from Kaspersky have linked the Platinum APT group with cyber attacks involving an elaborate, and new steganographic technique used to hide communications with C2 servers.

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Security Affairs

MARCH 11, 2024

The group focuses on internet-facing services, in at least one instance the group exploited the vulnerability CVE-2024-21887 in Ivanti Connect Secure VPN. If successful, it initiates a self-forking mechanism, constituting the sole anti-debugging/anti-analysis measure incorporated into the malware.

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Security Affairs

FEBRUARY 13, 2024

The attack took place on February 11 and encrypted data in the production servers. As a result of the attack, the system is down, files and databases are encrypted.” This information is useful to the authorities or for further analysis of the attack Do not shut down the affected equipment.

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eSecurity Planet

AUGUST 22, 2023

Remote access security is critical for protecting increasingly distributed work environments, ensuring that only authorized users can access your valuable information regardless of their location. The technologies for secure remote access can range from VPNs and multi-factor authentication to more advanced access and zero trust controls.

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Security Affairs

MARCH 18, 2019

UK intelligence agency GCHQ released emulators for World War II cipher machines (Enigma, Typex and The Bombe) that can be executed in the encryption app CyberChef. Security Affairs – GCHQ , CyberChef ). The post GCHQ implements World War II cipher machines in encryption app CyberChef appeared first on Security Affairs.

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eSecurity Planet

MAY 19, 2023

Application security tools and software solutions are designed to identify and mitigate vulnerabilities and threats in software applications. These tools play a vital role in ensuring the security, integrity, and confidentiality of sensitive information, such as personal data and financial records.

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Security Affairs

MAY 30, 2021

The malware was also analyzed by Juniper researchers who observed the use of an exploit against the Control Web Panel (CWP) server administration web application to inject code via LD_PRELOAD , and uses a custom, encrypted binary C2 to exfiltrate credentials and control the machines. . ” continues the analysis. .

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Security Affairs

JANUARY 17, 2022

Some variants of the ransomware append the English name of the target company to the filenames of the encrypted files. Recently, the Chinese security firm Rising detected a Linux variant of the SFile ransomware that uses the RSA+AES algorithm mode. as the suffix name. ” reported The Record. . ” reported The Record.

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Security Affairs

JULY 5, 2023

Once inside the system, this malicious variant stealthily extracts sensitive information and proceeds to encrypt the compromised files.” ” reads the analysis published by Zscaler. ” continues the analysis. The malware communicates with the command and control servers through HTTPS.

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Security Affairs

MARCH 17, 2022

The name B1txor20 is based on the file name “b1t” used for the propagation and the XOR encryption algorithm, and the RC4 algorithm key length of 20 bytes. “In short, B1txor20 is a Backdoor for the Linux platform, which uses DNS Tunnel technology to build C2 communication channels. ” continues the analysis.

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Security Affairs

APRIL 1, 2024

The dropper masquerades as the McAfee Security app. ” reads the analysis published by NCC group. It uses AES encryption and Base64 encoding for C2 communications to evade detection. When the victims call the number, the operators provide them with a second SMS that includes the link to Brunhilda.

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eSecurity Planet

NOVEMBER 11, 2022

GitHub has announced new features that could improve both developers’ experience and supply chain security. The “private vulnerability” reports announced at GitHub Universe 2022 will allow open-source maintainers to receive private issues from the community. Also read: Software Supply Chain Security Guidance for Developers.

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Security Affairs

MARCH 4, 2024

Security researcher HaxRob discovered a previously undetected Linux backdoor dubbed GTPDOOR, which is specifically crafted to carry out stealth cyber operations within mobile carrier networks. In October 2021, CrowdStrike uncovered a campaign after the investigation of a series of security incidents in multiple countries.

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Thales Cloud Protection & Licensing

DECEMBER 22, 2020

Cross-Border Data Privacy and Security Concerns in the Dawn of Quantum Computing. New EU restrictions could force companies to change data transfer practices and adopt more advanced data encryption methods. In recent years, costly breaches and evolving data security concerns have bubbled up to a board level agenda item.

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Security Affairs

SEPTEMBER 19, 2023

Researchers from Trend Micro, while monitoring the activity of the China-linked threat actor Earth Lusca , discovered an encrypted file hosted on a server under the control of the group. Additional analysis led to the discovery of a previously unknown Linux backdoor tracked as SprySOCKS.

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Security Affairs

NOVEMBER 30, 2021

Experts from Qihoo 360’s Network Security Research Lab discovered a new botnet, dubbed EwDoor , that targets AT&T customers using EdgeMarc Enterprise Session Border Controller (ESBC) edge devices that are publicly exposed to the Internet. . ” reads the analysis published by Qihoo 360. Pierluigi Paganini.

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Communications Encryption Cloud Security 141

Security Affairs

OCTOBER 5, 2020

Security researchers provided technical details about an IoT botnet dubbed Ttint that has been exploiting two zero-days in Tenda routers. Security researchers at Netlab, the network security division Qihoo 360, have published a report that details an IoT botnet dubbed Ttint. This botnet does not seem to be a very typical player.”

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Security Affairs

JANUARY 16, 2023

“ Hive provides a covert communications platform for a whole range of CIA malware to send exfiltrated information to CIA servers and to receive new instructions from operators at the CIA.”. Additional analysis revealed that the malware borrows code from the Hive project that was leaked in 2017 as part of Vault 8 series.

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Security Affairs

JULY 8, 2019

Experts observed an increase of the malware spreading using less-known archive types as dropper,in particular ISO image.Delphi wrapper makes analysis harder. Technical Analysis. As expected, the malicious payload is stored in the resource section in encrypted way (probably using a simple XOR-encryption). Introduction.

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Security Affairs

AUGUST 27, 2023

The analysis of the timestamp revealed that the binary, builder.exe, was slightly different in both leaks. ” reads the analysis published by Kaspersky. Most of the samples encrypt local disks and network shares, avoiding hidden folders, and do not enable the system shutdown option.

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Security Affairs

MAY 23, 2023

A deeper analysis revealed that the threat actor CloudWizard has been linked to an activity cluster that dates back to May 2016 that was tracked by ESET researchers as Operation Groundbait. Then, it enters an infinite loop communicating with its C&C server, receiving commands and uploading results in response.

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Communications Agriculture Cloud Archiving 87

Security Affairs

APRIL 19, 2022

The initial stage for the deployment of the malware is an EXE file larger than 250MB, a so large file size was used to avoid an automated sandbox or AV analysis. The SolarMarker backdoor communicates with the C2 server through the encrypted channel. ” reads the analysis published by PaloAlto Networks.

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Encryption Cybersecurity Passwords Communications 95

Data Matters

FEBRUARY 21, 2018

After supporters and opponents of mandated government access to encrypted communications publicly feuded for much of 2016, reprising arguments they’ve had since at least the days of the “Clipper Chip,” these “encryption debates” seemed to quiet down for much of last year. device locking, secure messaging, etc.);

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Security Affairs

OCTOBER 13, 2023

” reads the analysis published by Checkpoint. shell – Sends the computer name in a JSON format encrypted with simple XOR encryption and base64 encoded to the C2. The backdoor uses HTTP for its communications. appeared first on Security Affairs. In turn, the C2 responds with strings of commands.

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Schneier on Security

MAY 29, 2020

The feature, which Facebook started rolling out on Android in March and is now bringing to iOS, uses machine learning analysis of communications across Facebook Messenger's billion-plus users to identify shady behaviors. Facebook has said it will eventually roll out that end-to-end encryption to all Messenger chats by default.

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