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Category — Spambot Malware
Over 711 Million Email Addresses Exposed From SpamBot Server

Over 711 Million Email Addresses Exposed From SpamBot Server

Aug 30, 2017
A massive database of 630 million email addresses used by a spambot to send large amounts of spam to has been published online in what appears to be one of the biggest data dumps of its kind. A French security researcher, who uses online handle Benkow , has spotted the database on an "open and accessible" server containing a vast amount of email addresses, along with millions of SMTP credentials from around the world. The database is hosted on the spambot server in Netherlands and is stored without any access controls, making the data publicly available for anyone to access without requiring any password. According to a blog post published by Benkow, the spambot server, dubbed "Onliner Spambot," has been used to send out spams and spread a banking trojan called Ursnif to users since at least 2016. Ursnif Banking Trojan is capable of stealing banking information from target computers including credit card data, and other personal information like login ...
Mumblehard Malware Targets Linux and FreeBSD Servers

Mumblehard Malware Targets Linux and FreeBSD Servers

May 02, 2015
Thousands of computers and web servers running Linux and FreeBSD operating systems have been infected over past five years with sophisticated malware that turn the machines into spambots. The new Linux malware, discovered by the security researchers from the antivirus provider Eset, has been dubbed " Mumblehard " because it is Muttering spam from your servers , says Eset 23-page long report (PDF) titled "Unboxing Linux/Mumblehard." Researchers have logged more than 8,500 unique IP addresses during the seven months period of research that were hit by Mumblehard Linux malware and found over 3,000 machines joined them in the past three weeks. Mumblehard features two basic components: Backdoor  Spamming daemon  Both written in the Perl programming language and "feature the same custom packer written in assembly language." The backdoor allows hackers to infiltrate into the system and control the command and control servers, and t...
Don't Overlook These 6 Critical Okta Security Configurations

Don't Overlook These 6 Critical Okta Security Configurations

Feb 10, 2025Identity Security / Data Protection
Given Okta's role as a critical part of identity infrastructure, strengthening Okta security is essential. This article covers six key Okta security settings that provide a strong starting point, along with recommendations for implementing continuous monitoring of your Okta security posture. With over 18,000 customers, Okta serves as the cornerstone of identity governance and security for organizations worldwide. However, this prominence has made it a prime target for cybercriminals who seek access to valuable corporate identities, applications, and sensitive data. Recently, Okta warned its customers of an increase in phishing social engineering attempts to impersonate Okta support personnel. Given Okta's role as a critical part of identity infrastructure, strengthening Okta security is essential. This article covers six key Okta security settings that provide a strong starting point, along with how continuous monitoring of your Okta security posture helps you avoid miscon...
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