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 -->. DOWNLOAD FULL REPORT.

Malware 109

Malware Retail Advertising Antivirus 109

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 106

Government Ransomware Encryption Penetration Testing 106

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.

Ransomware 88

Ransomware Encryption Malware Advertising 88

Security Affairs

NOVEMBER 18, 2019

NextCry is a new ransomware that was spotted by researchers while encrypting data on Linux servers in the wild. Security experts spotted new ransomware dubbed NextCry that targets the clients of the NextCloud file sync and share service. T he name comes from the extensions the ransomware appends to the filenames of encrypted files.

Ransomware 76

Ransomware Encryption Malware Advertising 76

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.

Ransomware 59

Ransomware Encryption Backups Advertising 59

Security Affairs

JUNE 12, 2019

The recently released Microsoft Patch Tuesday security updates for June 2019 failed to address a flaw in SymCrypt , a core cryptographic function library currently used by Windows. The flaw could be exploited by malicious programs trigger a denial of service condition by interrupting the encryption service for other programs.

Encryption 71

Encryption Advertising Antivirus Hacking 71

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. Your important files produced on this computer have been encrypted due a security problem.

Ransomware 42

Ransomware Encryption Advertising Antivirus 42

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 94

Data breaches Advertising Antivirus Encryption 94

Security Affairs

AUGUST 3, 2020

The authors of the GandCrab RaaS also offers technical support and updates to its members, they also published a video tutorial that shows how the ransomware is able to avoid antivirus detection. ransom amount, individual bots and encryption masks). Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->.

Ransomware 117

Ransomware Advertising Malware Hacking 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

Ransomware 71

Ransomware Antivirus Malware Banking 71

Security Affairs

MAY 30, 2020

Encryption. You and your partners can cipher all TLS (the successor to SSL) transfers, be it one-way encryption (also called standard one-way TLS) or even better, shared encryption (two-way TLS). Call Security Experts. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. Just be cryptic.

Authentication 115

Authentication Firewall Encryption Passwords 115

Security Affairs

SEPTEMBER 15, 2019

According to the experts, LOLbins are very effecting in evading antivirus software. . “This campaign also utilized Cloudflare workers (JavaScript execution environment) to download modules and payloads, negating network security measures. .” Copyright (C) 2014-2015 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 69

Cryptocurrency Internet Internet Malware 69

Security Affairs

JANUARY 29, 2021

According to Microsoft, the ‘ZINC’ APT group has been targeting security researchers, pen testers, employees at security firms for the past months. The activity of the Zinc APT group, aka Lazarus, surged in 2014 and 2015, its members used mostly custom-tailored malware in their attacks.

Malware 114

Malware Antivirus Hacking Accountability 114

Security Affairs

OCTOBER 12, 2019

. “The first of FIN7’s new tools is BOOSTWRITE – an in-memory-only dropper that decrypts embedded payloads using an encryption key retrieved from a remote server at runtime. ” ~ Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. Pierluigi Paganini. SecurityAffairs – FIN7, hacking).

Identity Theft 75

Identity Theft Hacking Advertising DNS 75

Security Affairs

AUGUST 20, 2019

VPN also provides an encrypted tunnel for all your online activities and closes all doors for spies and cybercriminals. Whether you access the internet with a secure private connection or use public Wi-Fi, VPN ensures your complete online safety. Secure Your Router. Pierluigi Paganini. SecurityAffairs – Internet, hacking).

Hacking 90

Hacking VPN Internet Internet 90

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 68

Retail Banking Advertising Encryption 68

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.

Banking 110

Banking Malware Phishing Social Engineering 110

Security Affairs

MAY 23, 2019

Another interesting technique abused by cyber-criminals in the wild is the “ Certificate Spoofing “, allowing malware to easily bypass a relevant portion of anti-virus engines, even if they employ identification techniques theoretically able to detect encrypted and packed threats. Even Symantec AV didn’t detect the sample as malicious!

Antivirus 83

Antivirus Malware Advertising Cyber Attacks 83

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. When the malware is executed without any restrictions, i.e., upon a non-virtualized environment, some information from the victim’s computer is send to C2 server.

Banking 60

Banking Malware Antivirus Cyber threats 60

Security Affairs

MARCH 2, 2019

This technology is stored in the Workbook OLE stream in Excel 97-2003 format which makes it very difficult to detect and parse by antivirus (AV) engines. doc and.xlm) to evade antivirus detection and bypass spam filters as well. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->.

Malware 84

Malware Antivirus Technology Phishing 84

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. Figure 3: Malware Signature by SLON LTD.

Banking 73

Banking Malware Surveillance Retail 73

Security Affairs

MARCH 21, 2019

Note that ransomware is probably detected during antivirus behavioral analysis — heuristic and signature-based detection are easily passed. Another interesting thing is that the ransomware sample launches itself with the -w argument and also spawned a new process for each file it encrypted. locker ” is appended. Let’s look.

Ransomware 91

Ransomware Encryption Antivirus Malware 91

The Last Watchdog

AUGUST 15, 2019

Beazley also reported that SMBs, which tend to spend less on information security, were at a higher risk of being hit by ransomware than larger firms, and that the healthcare sector was hardest hit by ransomware attacks, followed by financial institutions and professional services. million – the equivalent of 3,000 Bitcoin at the time.

Ransomware 196

Ransomware Internet Internet Hacking 196