Security Affairs

APRIL 14, 2020

PaloAlto Networks experts warn of malicious Coronavirus themed phishing campaigns targeting government and medical organizations. Recently organizations in healthcare, research, and government facilities have been hit by Coronavirus-themed attacks that deployed multiple malware families, including ransomware and information stealers (i.e.

Ransomware 120

Ransomware Phishing File names Encryption 120

Security Affairs

FEBRUARY 8, 2023

“Graphiron uses AES encryption with hardcoded keys. It creates temporary files with the “ lock” and “ trash” extensions. It uses hardcoded file names designed to masquerade as Microsoft office executables: OfficeTemplate.exe and MicrosoftOfficeDashboard.exe” reads the analysis published by Symantec.

File names 86

File names Passwords Phishing Encryption 86

eSecurity Planet

AUGUST 30, 2023

After all, accounts payable clerks will open virus-laden PDF files named “overdue invoice” or “past-due statement” even if they don’t recognize the sender. As with SPF, malicious senders can implement DKIM for their malicious domain and sign SPAM with their own public encryption key hosted on their own domain.

Authentication 98

Authentication Phishing Encryption Sales 98

Security Affairs

AUGUST 20, 2018

In this stage the JavaScript is loading an encrypted content from the original JAR, using a KEY decrypts such a content and finally loads it (Dynamic Class Loader) on memory in order to fire it up as a new Java code. The following image represents a simple ‘cat’ command on the just dropped files.

Computer and Electronics 68

Computer and Electronics Encryption Security File names 68

eSecurity Planet

APRIL 6, 2023

Ransomware is a type of malicious program, or malware, that encrypts files, documents and images on a computer or server so that users cannot access the data. These keys are available to the attacker, and the encryption can only be decrypted using a private key. How Does Ransomware Work?

Ransomware 98

Ransomware Encryption Cybersecurity Risk 98

eSecurity Planet

FEBRUARY 3, 2021

A March 2020 software update of the SolarWinds Orion management platform gave malicious actors unhindered access to key government and enterprise networks. Presenting itself as a JPG file named “gracious_truth.jpg,” Teardrop is a memory-only dropper built to enter a network seamlessly and replace the embedded payload.

Cybersecurity 62

Cybersecurity Access Authentication Cloud 62

Security Affairs

SEPTEMBER 13, 2023

UK, Australian, Canadian, and New Zealand governments issued a joint alert about China-linked threat actors targeting CNI organizations and using living off the land to evade detection. Attackers also a Packerloader tool to load and execute shellcode, which is stored in a file in an encrypted form. In May 2023, the U.S.,

File names 119

File names Access Encryption Communications 119

Security Affairs

JULY 7, 2020

Lampion was first documented in December 2019 , and it was distributed in Portugal via phishing emails using templates based on the Portuguese Government Finance & Tax. Here, it was distributed using fake webpages, where the victim downloaded an MSI file, which then held the remaining Lampion infection chain. zipEncrypted: r?

Communications 101

Communications Cloud Phishing Encryption 101

Security Affairs

AUGUST 31, 2018

My entire “Cyber adventure” began with a simple email within a.ZIP file named “Nuovo Documento1.zip” Stage1 was dropping and executing a brand new PE file named: rEOuvWkRP.exe (sha256: 92f59c431fbf79bf23cff65d0c4787d0b9e223493edc51a4bbd3c88a5b30b05c) using the bitsadmin.exe native Microsoft program.

Computer and Electronics 60

Computer and Electronics File names Security Access 60