article thumbnail

CISA warns of cyberespionage by Iranian APT “MuddyWater”

Malwarebytes

MuddyWater, also known as Earth Vetala, MERCURY, Seedworm, Static Kitten, and TEMP.Zargos, has its eyes set on the telecommunications, defense, local government, and oil and natural gas sectors—among others—in Africa, Asia, Europe, and North America. Back it up with an effective antivirus solution , EDR and SIEM.

article thumbnail

Zloader, another botnet, bites the dust

Malwarebytes

But Zloader also includes a component that disables popular security and antivirus software, thereby preventing victims from detecting the Zloader infection on their systems. Microsoft worked with telecommunications providers around the world to disrupt key Zloader infrastructure. Disruption. Stay safe, everyone!

Backups 125
Insiders

Sign Up for our Newsletter

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

article thumbnail

Data Loss Prevention for Small and Medium-Sized Businesses

IT Security Guru

Access Controls and Authentication : Implementing strict access controls and multi-factor authentication (MFA) mechanisms can significantly reduce the risk of unauthorised data access. Limiting user privileges to essential functions and regularly reviewing access rights can enhance security. Christos is also a writer for Bora.

article thumbnail

The Analyst Prompt #05: Russo-Ukrainian Cyberattacks, and Updates on Lapsus$ and Conti Ransomware Operations

Security Boulevard

2 ] The threat actor leveraged a set of misconfigured Multi-Factor Authentication (MFA) accounts that enabled it to enroll a new device for MFA and to access the victim network. In a post made in a Telegram group - allegedly run by the actor - the adversary recruits employees working at telecommunication, technology, or software companies.

article thumbnail

Unknown APT group has targeted Russia repeatedly since Ukraine invasion

Malwarebytes

3. (..)

Malware 142
article thumbnail

Happy 13th Birthday, KrebsOnSecurity!

Krebs on Security

You just knew 2022 was going to be The Year of Crypto Grift when two of the world’s most popular antivirus makers — Norton and Avira — kicked things off by installing cryptocurrency mining programs on customer computers. Uber blames LAPSUS$ for the intrusion. A report commissioned by Sen. Elizabeth Warren (D-Mass.)

article thumbnail

Ten Years Later, New Clues in the Target Breach

Krebs on Security

That story about the Flashback author was possible because a source had obtained a Web browser authentication cookie for a founding member of a Russian cybercrime forum called BlackSEO. Anyone in possession of that cookie could then browse the invite-only BlackSEO forum and read the user’s private messages without having to log in. .”