Security Affairs

AUGUST 26, 2019

The name of the ransomware comes after the extension it adds to the encrypted file names, the malicious code also deletes their shadow copies to make in impossible any recovery procedure. Below the ransom note dropped by the Nemty ransomware after the encryption process is completed. SecurityAffairs – Nemty ransomware, hacking).

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Ransomware Malware Antivirus Encryption 92

Security Affairs

SEPTEMBER 28, 2020

“When the attack happened multiple antivirus programs were disabled by the attack and hard drives just lit up with activity. ” Some reports circulating online reveal that the ransomware added the “ ryk” extension to the filenames of encrypted documents, a circumstance that confirms a Ryuk ransomware infection.

Ransomware 118

Ransomware Healthcare Advertising Antivirus 118

Security Affairs

JANUARY 31, 2020

Ryuk infects computers by encrypting all local and shared files, not allowing the user’s access without paying the ransom. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->. . SecurityAffairs – malware, hacking).

Malware 110

Malware Retail Advertising Antivirus 110

Security Affairs

APRIL 27, 2020

Shade was considered one of the most dangerous threats in the cyber crime scenario, it has been active at least since 2014 when a massive infection was observed in Russian. Unlike other ransomware strains that don’t encrypt victims in Russia and other CIS countries, Shade also targets computers in Russia and Ukraine.

Ransomware 119

Ransomware Advertising Antivirus Education 119

Security Affairs

AUGUST 3, 2020

The GandCrab was advertised in the Russian hacking community, researchers from LMNTRIX who discovered it noticed that authors was leveraging the RIG and GrandSoft exploit kits to distribute the malware. ransom amount, individual bots and encryption masks). Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->.

Ransomware 118

Ransomware Advertising Malware Hacking 118

Security Affairs

NOVEMBER 5, 2020

’ In a first attack scenario, hackers leverage a Microsoft antivirus component to load mpsvc.dll that acts as a loader for Groza_1.dat. The attackers use a simple XOR encryption algorithm with the string “Hapenexx is very bad” as a key. Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->.

Encryption 110

Encryption Malware Advertising Antivirus 110

Security Affairs

MARCH 19, 2019

The ransomware encrypts data on the victim’s machine and appends the.Jnec extension to the encrypted data asking a ransom 0.05 ransomware still has a low detection rate , it was identified as malicious by 31/71 antivirus of the VirusTotal services. At the moment of writing, 29 antivirus engines detect JNEC.a

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Ransomware Antivirus Encryption Advertising 73

Security Affairs

SEPTEMBER 23, 2020

Even today, less than half of the known antivirus engines are flagging the infection on VirusTotal , as observed by BleepingComputer: The APT28 group (aka Fancy Bear , Pawn Storm , Sofacy Group , Sednit , and STRONTIUM ) has been active since at least 2007 and it has targeted governments, militaries, and security organizations worldwide.

Antivirus 110

Antivirus Government Malware Advertising 110

Security Affairs

NOVEMBER 18, 2019

NextCry is a new ransomware that was spotted by researchers while encrypting data on Linux servers in the wild. T he name comes from the extensions the ransomware appends to the filenames of encrypted files. The malicious code targets Nextcloud instances and it is currently undetected by antivirus engines. ” said xact64.

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Ransomware Encryption Malware Advertising 77

Security Affairs

JULY 11, 2019

The ransomware , tracked by Intezer as “ QNAPCrypt ” and “ eCh0raix ” by Anomali , is written in the Go programming language and uses AES encryption to encrypt files. encrypt extension to filenames of encrypted files. encrypt extension to the encrypted files.” onion websites.

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Ransomware Encryption Malware Advertising 89

Security Affairs

MARCH 19, 2020

” According to the experts, the first infections were observed in late 2019, victims reported their files were encrypted by a strain of malware. locked to the filename of the encrypted files. “On one of the compromised information systems, experts found encrypted files with the extension “ newversion.”

Government 108

Government Ransomware Encryption Penetration Testing 108

Security Affairs

JUNE 12, 2019

The flaw could be exploited by malicious programs trigger a denial of service condition by interrupting the encryption service for other programs. Obviously, lots of software that processes untrusted content (like antivirus) call these routines on untrusted data, and this will cause them to deadlock.” Pierluigi Paganini.

Encryption 73

Encryption Advertising Antivirus Hacking 73

Security Affairs

JANUARY 31, 2020

“In July 2018, we succeeded in decrypting encrypted communication with an infected server and an external server that was performing unauthorized communication, and stored it on our internal server for information sharing with other departments used by our defense business division 27,445 files were found to have been accessed illegally.

Data breaches 96

Data breaches Advertising Antivirus Encryption 96

Security Affairs

FEBRUARY 17, 2019

Adiantum will bring encryption on Android devices without cryptographic acceleration. 620 million accounts stolen from 16 hacked websites available for sale on the dark web. Astaroth Trojan relies on legitimate os and antivirus processes to steal data. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->.

Advertising 71

Advertising Antivirus Malware Backups 71

Security Affairs

MARCH 10, 2020

Once encrypted files with the ransomware, threat actors were also infected by banking Trojans like Dridex trojan, a circumstance that suggests this malware was used as the initial attack vector. . In many cases, some machines run without standard safeguards, like security updates and cloud-delivered antivirus protection.”

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Ransomware Cybercrime Social Engineering Banking 115

Security Affairs

MAY 30, 2020

To increase the complexity of hacking your device, always get to know who is calling your APIs, by using a simple access authentication (user/password) or an API key (asymmetric key). Encryption. It is better to use ICAP (Internet Content Adaptation Protocol) servers or excellent Antivirus systems to protect the data of your company.

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Authentication Firewall Encryption Passwords 117

Security Affairs

DECEMBER 9, 2019

Experts from Antivirus maker Emsisoft discovered a bug in the decrypter app of the infamous Ryuk ransomware. megabytes) it will only encrypt certain parts of it in order to save time and allow it to work its way through the data as quickly as possible before anyone notices.” ” reads the post published by Emsisoft.

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Ransomware Encryption Backups Advertising 59

Security Affairs

OCTOBER 30, 2019

Researchers at Emsisoft firm has released a new free tool to decrypt files encrypted by the Paradise ransomware. Security experts at Emsisoft have developed a tool to decrypt files encrypted by the Paradise ransomware. This ransomware family encrypts files using Salsa20 and RSA-1024 and it appends several extensions to theis filenames.

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Ransomware Encryption Advertising Antivirus 42

Security Affairs

OCTOBER 12, 2019

FireEye Mandiant discovered that the FIN7 hacking group added new tools to its cyber arsenal, including a module to target remote administration software of ATM vendor. ” ~ Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->.

Identity Theft 76

Identity Theft Hacking Advertising DNS 76

Security Affairs

JANUARY 29, 2021

The activity of the Zinc APT group, aka Lazarus, surged in 2014 and 2015, its members used mostly custom-tailored malware in their attacks. The group is considered responsible for the massive WannaCry ransomware attack, a string of SWIFT attacks in 2016, and the Sony Pictures hack. SecurityAffairs – hacking, Zinc).

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Malware Antivirus Hacking Accountability 117

Security Affairs

NOVEMBER 19, 2019

To bypass antivirus systems, hackers send out malicious emails in non-working hours with delayed activation. Another technique used by cybercriminals to bypass antivirus systems is a targeted attack, in which malicious email are delivered outside regular working hours. More than 80% of all malicious files were disguised as .zip

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Ransomware Antivirus Malware Banking 72

Security Affairs

OCTOBER 17, 2018

At a first sight, the office document had an encrypted content available on OleObj.1 Those objects are real Encrypted Ole Objects where the Encrypted payload sits on “EncryptedPackage” section and information on how to decrypt it are available on “EncryptionInfo” xml descriptor. Stage1: Encrypted Content.

Malware 87

Malware Computers and Electronics Encryption Penetration Testing 87

Security Affairs

SEPTEMBER 15, 2019

According to the experts, LOLbins are very effecting in evading antivirus software. . The C2 data are encoded in base64 format as well as custom encrypted, attackers inserted them within posts on Facebook or the profile information about user accounts on YouTube. Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->.

Phishing 82

Phishing Malware Encryption Network Security 82

Security Affairs

JULY 25, 2019

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. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. gooobb ” file. Pierluigi Paganini.

Cryptocurrency 71

Cryptocurrency Internet Internet Malware 71

Security Affairs

AUGUST 23, 2018

The campaign appears as targeted and well-planned, crooks targeted several enterprises and encrypted hundreds of PC, storage and data centers in each infected company. Experts highlighted that the encryption scheme of the Ryuk ransomware was built specifically for small-scale operations. ” continues the report. Check Point says.

Ransomware 42

Ransomware Encryption Backups Advertising 42

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 70

Retail Banking Advertising Encryption 70

Security Affairs

JANUARY 29, 2019

Then, all the information is encoded in Base64 and sent to the C2 through the “ connect ” function, using a SSL encrypted HTTP channel. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->. AutoIt script’s main function.

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Malware Advertising InfoSec Antivirus 81

Security Affairs

APRIL 16, 2019

The malware spreads via Trojanized applications disguised as cracked software, or applications posing as legitimate software such as video players, drivers or even antivirus software. Browsing History Stealer Payload — This payload collects Chrome’s browsing history and sends it to the C&C in an encrypted form. Pierluigi Paganini.

Spyware 72

Spyware Adware Malware Accountability 72

Security Affairs

AUGUST 20, 2018

During the analysis time, only really few Antivirus (6 out of 60) were able to “detect” the sample. AntiVirus Coverage. The used encryption algorithm is AES and everything we need to decrypt is in this file, so let’s build up a simple python script to print our decryption parameters.

Engineering 64

Engineering Malware Computers and Electronics Penetration Testing 64

Security Affairs

MAY 7, 2020

At least since the year of 2014 that new variants have been observed, with minor changes, and with the objective of collecting bank details of the victims. During Sl-LAB analysis, and also according to @t14g0p – a Portuguese security researcher, this malware is similar to other threats from Brazil observed in Portugal since 2014.

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Banking Malware Phishing Social Engineering 111

ForAllSecure

NOVEMBER 24, 2020

In this episode I talk about how Heartbleed (CVE 2014-0160) was found and also interview Rauli Kaksonen, someone who was at Codenomicon at the time of its discovery and is now a senior security specialist at the University of Oulu in Finland, about how new security tools are still needed to find the next big zero day. TheHackerMind.com.

Encryption 52

Encryption Software Artificial Intelligence Marketing 52

ForAllSecure

NOVEMBER 24, 2020

In this episode I talk about how Heartbleed (CVE 2014-0160) was found and also interview Rauli Kaksonen, someone who was at Codenomicon at the time of its discovery and is now a senior security specialist at the University of Oulu in Finland, about how new security tools are still needed to find the next big zero day. TheHackerMind.com.

Encryption 52

Encryption Software Artificial Intelligence Marketing 52

Spinone

NOVEMBER 30, 2018

There have been some very high profile data breaches in the last couple of years, all of which have cost thousands of dollars of damage and a severe blow to the reputation of the company involved: In late 2014, hackers stole the account information of over 500 million Yahoo email accounts.

Data breaches 40

Data breaches Passwords Backups Mobile 40

Security Affairs

MAY 16, 2019

In fact, many independent researchers pointed to a particular email attack wave probably related to the known TA505 hacking group , active since 2014 and focusing on Retail and Banking companies. At this time, we have no evidence to hypothesize it could be a victim of previous hacks or not.

Banking 74

Banking Malware Surveillance Retail 74

ForAllSecure

NOVEMBER 24, 2020

In this episode I talk about how Heartbleed (CVE 2014-0160) was found and also interview Rauli Kaksonen, someone who was at Codenomicon at the time of its discovery and is now a senior security specialist at the University of Oulu in Finland, about how new security tools are still needed to find the next big zero day. TheHackerMind.com.

Encryption 52

Encryption Software Artificial Intelligence Marketing 52

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. Data includes date/hour of infection , remote IP from victim’s computer , OS version and antivirus name. Figure 16: EMOTET collects antivirus product name via WMI query.

Banking 61

Banking Malware Antivirus Cyber threats 61

Security Affairs

APRIL 9, 2019

The installed payload actually is a Base64 encoded PE32 file, file-lessly stored within the registry hive to avoid antivirus detection. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->. The Payload. Static payload data.

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Malware Advertising DNS Antivirus 72