Security Affairs

JUNE 8, 2022

Black Basta ransomware gang implemented a new feature to encrypt VMware ESXi virtual machines (VMs) running on Linux servers. The Black Basta ransomware gang now supports encryption of VMware ESXi virtual machines (VMs) running on Linux servers. Follow me on Twitter: @securityaffairs and Facebook. Pierluigi Paganini.

Encryption 137

Encryption Ransomware Malware Hacking 137

Security Affairs

FEBRUARY 6, 2023

Royal Ransomware operators added support for encrypting Linux devices and target VMware ESXi virtual machines. The Royal Ransomware gang is the latest extortion group in order of time to add support for encrypting Linux devices and target VMware ESXi virtual machines. The malware changes the extension of the encrypted files to ‘.royal’.

Encryption 96

Encryption Ransomware Malware Healthcare 96

Security Affairs

APRIL 29, 2023

A new variant of the information-stealing malware ViperSoftX implements sophisticated techniques to avoid detection. Trend Micro researchers observed a new ViperSoftX malware campaign that unlike previous attacks relies on DLL sideloading for its arrival and execution technique. c2 arrowlchat[.]com c2 arrowlchat[.]com

Encryption 87

Encryption Malware Cryptocurrency Software 87

Security Affairs

APRIL 1, 2024

Experts believe that the malware has already infected thousands of devices. The dropper masquerades as the McAfee Security app. The dropper deploys the new version of Vultur banking malware through 3 payloads, where the final 2 Vultur payloads effectively work together by invoking each other’s functionality.

Malware 106

Malware Banking Engineering Encryption 106

Security Affairs

MARCH 11, 2024

The financially motivated hacking group Magnet Goblin uses various 1-day flaws to deploy custom malware on Windows and Linux systems. 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. 4 Run a Linux command in a separate thread.

Malware 98

Malware VPN Encryption Hacking 98

Security Affairs

FEBRUARY 21, 2022

Researchers discovered a flaw in the encryption algorithm used by Hive ransomware that allowed them to decrypt data. Researchers discovered a flaw in the encryption algorithm used by Hive ransomware that allowed them to decrypt data without knowing the private key used by the gang to encrypt files. ” continues the paper.

Encryption 88

Encryption Ransomware VPN Malware 88

Security Affairs

APRIL 4, 2023

A new ransomware strain named Rorschach ransomware supports the fastest file-encrypting routine observed to date. The researchers conducted five separate encryption speed tests in a controlled environment (with 6 CPUs, 8192MB RAM, SSD, and 220000 files to be encrypted), limited to local drive encryption only.

Encryption 89

Encryption Ransomware Malware Backups 89

Security Affairs

JULY 29, 2019

According to experts at Sonicwall, scanning of random ports and the diffusion of encrypted malware are characterizing the threat landscape. In 2018, global malware volume recorded by SonicWall hit a record-breaking 10.52 million encrypted malware attacks, +27% over the previous year. .” billion attacks.

IoT 84

IoT Encryption Malware Advertising 84

Security Affairs

JULY 6, 2022

Hive ransomware operators have improved their file-encrypting module by migrating to Rust language and adopting a more sophisticated encryption method. The most important change in the latest Hive variant is the encryption mechanism it adopts. ” reads the post published by Microsoft. ” continues Microsoft. .

Encryption 113

Encryption Ransomware Cybercrime Malware 113

Krebs on Security

JULY 25, 2023

Now new findings reveal that AVrecon is the malware engine behind a 12-year-old service called SocksEscort , which rents hacked residential and small business devices to cybercriminals looking to hide their true location online. ” According to Kilmer, AVrecon is the malware that gives SocksEscort its proxies.

Malware 196

Malware VPN Internet Internet 196

Security Affairs

AUGUST 10, 2023

Experts warn that a new info-stealer named Statc Stealer is infecting Windows devices to steal a broad range of sensitive information. Zscaler ThreatLabz researchers discovered a new information stealer malware, called Statc Stealer, that can steal a broad range of info from Windows devices. ” concludes the report.

Malware 86

Malware Encryption Advertising Cryptocurrency 86

Security Affairs

SEPTEMBER 19, 2023

China-linked threat actor Earth Lusca used a new Linux malware dubbed SprySOCKS in a recent cyber espionage campaign. 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.

Malware 100

Malware Encryption Telecommunications Authentication 100

Security Affairs

APRIL 17, 2024

The malware includes three heavily obfuscated C++ payloads compiled as 64-bit Executable and Linkable Format (ELF) files and packed with UPX. As such, the data the ransomware is able to encrypt is limited to files owned by the confluence user. ” continues the report. 112 to download and unpack further payloads.

Ransomware 132

Ransomware Encryption Malware Accountability 132

Security Affairs

JULY 29, 2021

ransomware is now able to encrypt Windows domains by using Active Directory group policies. Researchers from MalwareHunterTeam and BleepingComputer, along with the malware expert Vitali Kremez reported spotted a new version of the LockBit 2.0 ransomware that encrypts Windows domains by using Active Directory group policies.

Encryption 144

Encryption Ransomware Malware Hacking 144

Security Affairs

OCTOBER 29, 2021

The Hive ransomware operators have developed a new variant of their malware that can encrypt Linux and FreeBSD. ESET researchers discovered a new Hive ransomware variant that was specifically developed to encrypt Linux and FreeBSD. The Hive ransomware adds the.hive extension to the filename of encrypted files. .

Encryption 105

Encryption Ransomware Spyware Malware 105

Security Affairs

JUNE 12, 2023

Researchers detailed a fully undetectable (FUD) malware obfuscation engine named BatCloak that is used by threat actors. Researchers from Trend Micro have analyzed the BatCloak, a fully undetectable (FUD) malware obfuscation engine used by threat actors to stealthily deliver their malware since September 2022.

Engineering 87

Engineering Malware Encryption Hacking 87

Security Affairs

NOVEMBER 5, 2023

North Korea-linked Lazarus group is using new KandyKorn macOS Malware in attacks against blockchain engineers. North Korea-linked Lazarus APT group were spotted using new KandyKorn macOS malware in attacks against blockchain engineers, reported Elastic Security Labs. Stage 1 (Dropper) – testSpeed.py

Engineering 95

Engineering Malware Cryptocurrency Encryption 95

Security Affairs

NOVEMBER 13, 2021

Threat actors are distributing the GravityRAT remote access trojan masqueraded as an end-to-end encrypted chat application named SoSafe Chat. Threat actors are distributing the GravityRAT RAT masqueraded as an end-to-end encrypted chat application named SoSafe Chat. Gets connected network information. Record audio.

Encryption 128

Encryption Malware Media Authentication 128

Security Affairs

JANUARY 16, 2023

Security firm Avast has released a free decryptor for the BianLian ransomware to allow victims of the malware to recover locked files. The BianLian ransomware emerged in August 2022, the malware was employed in attacks against organizations in various industries, including manufactoring, media and entertainment, and healthcare.

Ransomware 92

Ransomware Malware Antivirus Encryption 92

Security Affairs

SEPTEMBER 9, 2022

Iran-linked APT group DEV-0270 (aka Nemesis Kitten) is abusing the BitLocker Windows feature to encrypt victims’ devices. Microsoft Security Threat Intelligence researchers reported that Iran-linked APT group DEV-0270 ( Nemesis Kitten ) has been abusing the BitLocker Windows feature to encrypt victims’ devices.

Encryption 117

Encryption Internet Internet Firewall 117

Security Affairs

DECEMBER 29, 2023

Ukraine’s CERT (CERT-UA) warned of a new phishing campaign by the APT28 group to deploy previously undocumented malware strains. The group employed previously undetected malware such as OCEANMAP, MASEPIE, and STEELHOOK to steal sensitive information from target networks. file classified as MASEPIE.

Phishing 114

Phishing Malware Computers and Electronics Internet 114

Security Affairs

OCTOBER 31, 2022

In the early afternoon of Friday 12 May 2017, the media broke the news of a global computer security attack carried out through a malicious code capable of encrypting data residing in information systems and demanding a ransom in cryptocurrency to restore them, the Wannacry ransomware. The infection chain.

Malware 97

Malware Computers and Electronics Encryption Ransomware 97

Malwarebytes

AUGUST 3, 2022

The used lure is in Russian is called “ Information security memo ” which provide security practices for passwords, confidential information, etc. 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 108

Malware Encryption Antivirus Architecture 108

Security Affairs

FEBRUARY 7, 2023

A new Linux variant of the Clop ransomware has been observed in the wild, the good news is that its encryption algorithm is flawed. The researchers noticed that the encryption algorithm implemented in the ELF executable is flawed and can allow victims to decrypt locked files without paying a ransom. ” continues the report.

Encryption 87

Encryption Ransomware Cybercrime Engineering 87

Security Affairs

AUGUST 31, 2021

Recently emerged LockFile ransomware family LockFile leverages a novel technique called intermittent encryption to speed up encryption. Sophos researchers discovered that the group is now leveraging a new technique called “intermittent encryption” to speed up the encryption process.

Encryption 104

Encryption Ransomware Financial Services Antivirus 104

Security Affairs

SEPTEMBER 19, 2022

The TeamTNT botnet is a crypto-mining malware operation that has been active since April 2020 and targets Docker installs. 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.

Encryption 95

Encryption Cybercrime Hacking Malware 95

Security Affairs

JUNE 7, 2023

aerospace defense sector with a new PowerShell malware dubbed PowerDrop. The PowerShell-based malware uses advanced techniques to evade detection, including deception, encoding, and encryption. The malware is being used to remotely execute commands on the infected systems and gather information from the target network.

Malware 84

Malware Encryption Internet Internet 84

Security Affairs

AUGUST 25, 2023

Experts observed the SmokeLoader malware delivering a new Wi-Fi scanning malware strain dubbed Whiffy Recon. Secureworks Counter Threat Unit (CTU) researchers observed the Smoke Loader botnet dropping a new Wi-Fi scanning malware named Whiffy Recon. This data identifies the encryption methods used by the access points.”

Malware 91

Malware Wireless Mobile Encryption 91

Security Affairs

JANUARY 8, 2021

Multiple threat actors have recently started using the Ezuri memory loader as a loader to executes malware directly into the victims’ memory. According to researchers from AT&T’s Alien Labs, malware authors are choosing the Ezuri memory loader for their malicious codes. ” concludes the report.

Malware 134

Malware Encryption Antivirus Passwords 134

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 116

Malware Encryption Advertising Passwords 116

Security Affairs

JUNE 5, 2021

. “The WHOIS information for the domain reveals that the domain of the BlackCocaine ransomware was registered on May 28, 2021” The researchers reported that a file named a.BlackCocaine was recently submitted to different public sandboxes. BlackCocaine ” to the filenames of encrypted files. ” concludes the report.

Ransomware 123

Ransomware Malware Encryption Financial Services 123

Security Affairs

JULY 16, 2021

The Joker malware is back, experts spotted multiple malicious apps on the official Google Play store that were able to evade scanners. Since 2019 experts found many Joker apps on Google Play store, in September 2019 security experts at Google removed from the store 24 apps. ” states a post published by the experts. explained.

Malware 137

Malware Mobile Spyware Encryption 137

Security Affairs

APRIL 21, 2024

A joint advisory published by CISA, the FBI, Europol, and the Netherlands’ National Cyber Security Centre (NCSC-NL) revealed that since early 2023, Akira ransomware operators received $42 million in ransom payments from more than 250 victims worldwide. “Akira threat actors utilize a sophisticated hybrid encryption scheme to lock data.

Ransomware 103

Ransomware Encryption Antivirus VPN 103

Security Affairs

DECEMBER 1, 2023

Wardle pointed out that since Turtle was uploaded on Virus Total, it was labeled as malicious by 24 anti-malware solutions, suggesting it is not a sophisticated threat. In some cases, the anti-virus solution flagged the binary as Windows malware (“Win32.Troj.Undef”). Troj.Undef”). The binary also lacks of obfuscation.

Ransomware 124

Ransomware Encryption Malware Cybercrime 124

Security Affairs

AUGUST 2, 2022

Gootkit access-as-a-service (AaaS) malware is back with tactics and fileless delivery of Cobalt Strike beacons. In the past, Gootkit distributed malware masquerading as freeware installers, now it uses legal documents to trick users into downloading these files. . ” reads the analysis published by Trend Micro. Pierluigi Paganini.

Malware 98

Malware Encryption Engineering Hacking 98

Security Affairs

OCTOBER 20, 2021

A Cookie Theft malware was employed in phishing attacks against YouTube creators, Google’s Threat Analysis Group (TAG) warns. Financially motivated threat actors are using Cookie Theft malware in phishing attacks against YouTube creators since late 2019. ” reads the analysis published by Google TAG. Pierluigi Paganini.

Accountability 124

Accountability Malware Phishing Social Engineering 124

Security Affairs

JANUARY 16, 2023

Netlab 360 observed unidentified threat actors using a new backdoor based on the US CIA’s Project Hive malware suite. Researchers from Qihoo Netlab 360 reported that unidentified threat actors using a new backdoor based on the US CIA’s Project Hive malware suite. SecurityAffairs – hacking, malware).

Malware 93

Malware Encryption Authentication Hacking 93