Security Affairs

APRIL 5, 2019

Malware researcher and founder of Yoroi Marco Ramill described a step-by-step procedure that shows how to dissect an Office dropper. During the past few weeks, I received several emails asking how to dissect Office Payloads. The used variable holds a Base64 representation of encrypted data. Traffic Patterns Stage3.

Computer and Electronics 97

Computer and Electronics Encryption Communications Security 97

Security Affairs

OCTOBER 17, 2018

Today I’d like to share an interesting analysis of a Targeted Attack found and dissected by Yoroi (technical details are available here ). At a first sight, the office document had an encrypted content available on OleObj.1 And why the attacker used an encrypted payload if the victim cannot open it? 1 and OleObj.2.

Computer and Electronics 93

Computer and Electronics Encryption Military Security 93

eSecurity Planet

FEBRUARY 13, 2023

Take advantage of CAPTCHAs (Completely Automated Public Turing tests to tell Computers and Humans Apart) to prevent automated attacks, protect against abuse, improve user experience, ensure authenticity of user-generated data, and ensure that only legitimate user interactions are processed.

Security 79

Security Cloud Risk Computer and Electronics 79

Cyber Info Veritas

JULY 3, 2018

Since the general work of a cybersecurity specialist is to ensure that computer systems and networks are secure—essentially meaning cybersecurity experts are in charge of the electronic security of an organization—they must be knowledgeable. In some instances, you will also need to be a qualified statistician and mathematician.

Cybersecurity 40

Cybersecurity Computer and Electronics Education Information Security 40

Security Affairs

MARCH 19, 2020

The original PDF from WHO explaining the COVID-19 status and how to fight it. The following VBScript is run through cscript.exe, It’s an obfuscated and xor-encrypted payload. Web-Based Enterprise Management (WBEM) comprises a set of systems-management technologies developed to unify the management of distributed computing environments.

Computer and Electronics 104

Computer and Electronics IT Encryption Security 104

eSecurity Planet

DECEMBER 3, 2021

Dave Kennedy started as forensic analysis and cyber warfare specialist in the US Marine Corps before entering the enterprise space. In-depth technical analysis of a new method of extracting user cardholder data from compromised websites using legit Google Analytics protocol ? Dave Kennedy | @hackingdave. Graham Cluley | @gcluley.

Cybersecurity 129

Cybersecurity e-Discovery Passwords Information Security 129

Security Affairs

AUGUST 31, 2018

Today I’d like to share a full path analysis including a KickBack attack which took me to gain full access to an entire Ursniff/Gozi botnet. The Stage2 analysis (huge step ahead here) brought me to an additional brand new Drop and Decrypt stager. Now I was able to see encrypted URLs coming from infected hosts.

Computer and Electronics 63

Computer and Electronics File names Security Access 63