Data Matters

AUGUST 27, 2020

In almost the first three quarters of 2020, the U.S. Most recently, on July 27, 2020, Lifespan Health System (“Lifespan”) agreed to pay $1.04 Most recently, on July 27, 2020, Lifespan Health System (“Lifespan”) agreed to pay $1.04 On March 3, 2020 , Steven A.

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Security Affairs

DECEMBER 27, 2023

The authors also implemented different obfuscation techniques and custom encryption to avoid detection. McAfee identified about 25 different malicious apps, some of which have been uploaded on Google Play since mid-2020. ” To circumvent analysis and detection, the malware encrypts all C2 communications.

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Security Affairs

AUGUST 4, 2020

NetWalker ransomware operators continue to be very active, according to McAfee the cybercrime gang has earned more than $25 million since March 2020. McAfee researchers believe that the NetWalker ransomware operators continue to be very active, the gang is believed to have earned more than $25 million since March 2020. reads the alert.

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Security Affairs

MAY 11, 2020

Researchers warn of a new feature implemented in the Sodinokibi ransomware, the threat can now encrypt open and locked files. The Sodinokibi ransomware (REvil) continues to evolve, operators implemented a new feature that allows the malware to encrypt victim’s files, even if they are opened and locked by another process.

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The Last Watchdog

MARCH 26, 2020

Related: Why cybersecurity should reflect societal values An emerging approach, called Network Traffic Analysis , is gaining traction as, in effect, a catch-all network security framework positioned at the highest layer of the networking stack. Just ask Equifax or Capital One. Heavyweights Cisco and FireEye are playing in this space.

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Security Affairs

JANUARY 16, 2020

Researchers published proof-of-concept (PoC) code exploits for a recently-patched CVE-2020-0601 flaw in the Windows operating system reported by NSA. dll module that contains various ‘Certificate and Cryptographic Messaging functions’ used by the Windows Crypto API for data encryption. . The flaw affects the way Crypt32.dll

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Encryption Security Cybersecurity Risk 79

Security Affairs

AUGUST 4, 2020

NetWalker ransomware operators continue to be very active, according to McAfee the cybercrime gang has earned more than $25 million since March 2020. McAfee researchers believe that the NetWalker ransomware operators continue to be very active, the gang is believed to have earned more than $25 million since March 2020. reads the alert.

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Security Affairs

MARCH 26, 2021

Accenture security researchers published an analysis of the latest Hades campaign, which is ongoing since at least December 2020. . Then the malware perform a scan in local directories and network shares for content to encrypt. ” reads the analysis published by Accenture. ” concludes the report.

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Security Affairs

MAY 27, 2020

The updated Grandoreiro Malware equipped with latenbot-C2 features in Q2 2020 now extended to Portuguese banks. During April and May 2020, a new Grandoreiro variant was identified. During this investigation, several samples were found online, specifically grouped by campaigns and countries (see Technical Analysis).

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Security Affairs

JANUARY 12, 2021

Darkside ransomware first appeared in the threat landscape in August 2020, its operators were distributing it using a ransomware-as-a-service business model. Darkside ransomware first appeared in the threat landscape in August 2020, its operators were distributing it using a ransomware-as-a-service business model. Pierluigi Paganini.

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Security Affairs

JANUARY 17, 2022

SFile ransomware (aka Escal), has been active since 2020 , it was observed targeting only Windows systems. Some variants of the ransomware append the English name of the target company to the filenames of the encrypted files. “The SFile ransomware uses the Mbed TLS library, RSA-2048 and AES-256 algorithms for file encryption. .

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Security Affairs

NOVEMBER 13, 2020

Four encryption and authentication issues in Modicon M221 PLCs were reported by Trustwave, three of which have been independently found by the security firm Claroty. According to the analysis published by Claroty the flaw could be triggered by an attacker with a foothold on the OT network.

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Security Affairs

JUNE 13, 2023

Zacks is the leading investment research firm focusing on stock research, analysis, and recommendations. The company attempted to downplay the security breach by telling Have I Been Pwned that threat actors only had access to encrypted passwords. HIBP pointed out that the most recent record in the leaked database is dated May 2020.

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Security Affairs

MAY 9, 2021

CISA has published an analysis of the FiveHands ransomware, the same malware that was analyzed a few days ago by researchers from FireEye’s Mandiant experts. Cybersecurity and Infrastructure Security Agency (CISA) has published an analysis of the FiveHands ransomware that was recently detailed by FireEye’s Mandiant.

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Security Affairs

OCTOBER 5, 2020

The botnet uses the WSS (WebSocket over TLS) protocol for C2 communication to circumvent the typical Mirai traffic detection and provide secure encrypted communication for command and control. “Two zero days, 12 remote access functions for the router, encrypted traffic protocol, and infrastructure IP that that moves around. .”

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Security Affairs

JUNE 15, 2021

The analysis of the source code revealed the presence of comments in the Russian language that gives us an idea of the origin of the ransomware gang behind it. In October 2019, security experts at Emsisoft have developed a tool to decrypt files encrypted by the Paradise ransomware. Source BleepingComputer.

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Security Affairs

MARCH 16, 2020

The PXJ ransomware first appeared in the threat landscape in early 2020, it supports functions similar to other ransomware families. The name PXJ ransomware comes from the file extension that it appends to encrypted files. ” reads the analysis post by IBM X-Force. ” reads the analysis post by IBM X-Force.

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Security Affairs

OCTOBER 13, 2023

The APT group was discovered in June 2022 by Kaspersky which linked it to a series of attacks aimed at high-profile entities in Europe and Asia since at least December 2020. ” reads the analysis published by Checkpoint. All the tools connect to the same infrastructure, which is associated with China-linked APT ToddyCat.

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Security Affairs

MAY 23, 2020

Security experts observed a spike in the use of the GuLoader since March 2020 while investigating COVID-19-themed malspam campaigns. Researchers from Vipre Labs observed a spike in the use of GuLoader in COVID-19-themed campaign since March 2020. ” reads the analysis.

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Security Affairs

DECEMBER 15, 2021

assembly that is intended to be loaded as a module within an IIS web server that also exposes Exchange’s Outlook Web Access (OWA),” reads the analysis published by Kaspersky. The module was most likely compiled between late 2020 and April 2021. Then the result of the command is encrypted and returned to the operator.

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Encryption Authentication Passwords Government 105

Security Affairs

NOVEMBER 6, 2020

In June 2020, the same ransomware was employed in an attack on the Texas Department of Transportation , in August is infected systems at the multinational technology Konica Minolta , in September it infected the systems at the IPG Photonics high-performance laser developer and at the software provider Tyler Technologies.

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Security Affairs

MARCH 4, 2021

Group-IB published a report titled “Ransomware Uncovered 2020-2021 ”. analyzes ransomware landscape in 2020 and TTPs of major threat actors. Group-IB , a global threat hunting and adversary-centric cyber intelligence company, has presented its new report “Ransomware Uncovered 2020-2021 ”. The gold rush of 2020.

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Security Affairs

OCTOBER 19, 2022

The analysis of the decrypted REvil configuration revealed the use of the same JSON format, but the REvil configuration has more values than Ransom Cartel. Most of the similarities between the two malicious codes relate to the encryption scheme. ” reads the report published by Unit42. ” continues the report. ” . .

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Security Affairs

NOVEMBER 20, 2020

Egregor has been actively distributed since September 2020 and has so far hit at least 69 big companies in 16 countries. First, the initial access is always gained via QakBot delivered through malicious Microsoft Excel documents impersonating DocuSign-encrypted spreadsheets. ProLock = Egregor. of victims) and Retail (14.5%).

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The Last Watchdog

DECEMBER 31, 2019

All the encryption , firewalls , cryptography, SCADA systems , and other IT security measures would be useless if that were to occur. Analysis should be performed to identify the vulnerable parts of the network. This could include expensive hardware, or access to sensitive user and/or enterprise security information.

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Security Affairs

MAY 15, 2023

” reads the analysis published by Symantec. “Symantec researchers observed it being used in some activity in 2020 and 2021, as well as this more recent campaign, which continued into the first quarter of 2023. The attack chain employed in 2020 started with a phishing email with a lure based on the 37th ASEAN Summit.

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Encryption Phishing Communications Education 89

Security Affairs

JUNE 10, 2022

Cuba ransomware has been active since at least January 2020. The ransomware encrypts files on the targeted systems using the “.cuba” ” reads the analysis published by Trend Micro. The Cuba ransomware operators are back and employed a new version of its malware in recent attacks. cuba” extension.

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Security Affairs

AUGUST 2, 2022

. “When the user downloaded and opened this file, it spawned an obfuscated script which, through registry stuffing, installed a chunk of encrypted codes in the registry and added scheduled tasks for persistence. ” reads the analysis published by Trend Micro.

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eSecurity Planet

DECEMBER 13, 2021

Germany-based G Data CyberDefense released software designed to trick the STOP ransomware variant into believing that a targeted system has already been compromised and keeping it from encrypting files after the device has been infected. But STOP ransomware will not encrypt files anymore if the system has the vaccine.”.

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Security Affairs

OCTOBER 13, 2021

” reads the analysis published by the expert. The Avast researchers have analyzed 6,700 unique samples of the bot since the beginning of 2020 and claim to have protected over 144,000 Avast customers from attacks launched through the MyKings botnet. Encryption used is a very simple ROT cipher, where the key is set to -1.”

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The Last Watchdog

JUNE 21, 2020

The epidemic went truly mainstream with the release of CryptoLocker back in 2013, and it has since transformed into a major dark web economy spawning the likes of Sodinokibi, Ryuk, and Maze lineages that are targeting the enterprise on a huge scale in 2020. File encryption 2013 – 2015. pharma giant ExecuPharm. About the essayist.

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Security Affairs

SEPTEMBER 27, 2021

The source code of Cerberus was released in September 2020 on underground hacking forums after its operators failed an auction. ERMAC differs from Cerberus in the usage of different obfuscation techniques and Blowfish encryption algorithm. ” reads the analysis published by Threatfabric.

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Encryption Communications Government IT 85

Security Affairs

JULY 16, 2021

. “Recently, the Zimperium zLabs mobile threat research team has noticed a large uptick in Joker variants on Android marketplaces, with over 1000 new samples since our last coverage in September of 2020. If there is no answer, the malware remains silent since it can be running on a dynamic analysis emulator. dex file as before.

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The Last Watchdog

MARCH 25, 2020

At RSA 2020, I was encouraged by strong evidence that the cybersecurity industry has now jumped fully on board the ML bandwagon. Analyzing encrypted traffic One area where Juniper is differentiating itself is in the area of encrypted traffic analysis. You have to start learning it again.”

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Security Affairs

JULY 1, 2020

Security experts have uncovered a new piece of ransomware dubbed EvilQuest designed to encrypt macOS systems, it is also able to install additional payloads and potentially take over the infected machine. I wonder who that is pic.twitter.com/5WLUS5GfBL — Felix (@c1truz_) June 30, 2020. ” reads the analysis wrote by Wardle.

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Security Affairs

SEPTEMBER 6, 2020

The e-skimmer was first spotted by experts with Visa’s Payment Fraud Disruption (PFD) initiative in February 2020 while analyzing a command and control (C2) server employed in another campaign and that hosted an ImageID e-skimming kit. “The most compelling components of this kit are the unique loader and obfuscation method.

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Security Affairs

MAY 11, 2020

Researchers discovered two security flaws impacting Oracle’s iPlanet Web Server, tracked as CVE-2020-9315 and CVE-2020-9314, that could cause sensitive data exposure and limited injection attacks. The vulnerability could result in the leak of sensitive data, including configuration information and encryption keys. .

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