Multiple Hacker Groups Capitalizing on Ukraine Conflict for Distributing Malware

At least three different advanced persistent threat APT groups from across the world have launched spear-phishing campaigns in mid-March 2022 using the ongoing Russo-Ukrainian war as a lure to distribute malware and steal sensitive information. The campaigns, undertaken by El Machete, Lyceum, and...

Imgur: 8ybhy85kld9zp9xf84x6.imgur.com Subdomain Takeover

Hello Gents, + While testing Imgur I found an unclaimed subdomain which is; “8ybhy85kld9zp9xf84x6.imgur.com”, and I was able to claim it! + But actually I didn't upload or host a simple file like mrbaka.html, because I need to upgrade the account to be able to use this custom domain! + Anyway, yo...

Hackers Hijack Email Reply Chains on Unpatched Exchange Servers to Spread Malware

A new email phishing campaign has been spotted leveraging the tactic of conversation hijacking to deliver the IcedID info-stealing malware onto infected machines by making use of unpatched and publicly-exposed Microsoft Exchange servers. "The emails use a social engineering technique of...

Zenly: Subdomain Takeover of brand.zen.ly

Hello Gents, Background: + Subdomain takeover vulnerabilities occur when a subdomain subdomain.example.com is pointing to a service e.g. GitHub pages, Heroku, etc. that has been removed or deleted. This allows an attacker to set up a page on the service that was being used and point their page to...

Universal Plug and Play (UPnP): What You Need to Know

Universal Plug and Play UPnP is a widely used protocol with a decade-long history of flawed implementations across a wide range of consumer devices. In this paper, we will cover how these aws are still present on devices, how these vulnerabilities are actively being abused, and how a...

Open Subtitles breach: The dangers of password reuse

Popular website Open Subtitles has been breached. The impact so far: almost seven million accounts “breached and ransomed” back in August. New breach: Open Subtitles had almost 7M accounts breached and ransomed in Aug. Data included email and IP addresses, usernames and unsalted MD5 password...

Russian Hackers Heavily Using Malicious Traffic Direction System to Distribute Malware

Potential connections between a subscription-based crimeware-as-a-service CaaS solution and a cracked copy of Cobalt Strike have been established in what the researchers suspect is being offered as a tool for its customers to stage post-exploitation activities. Prometheus, as the service is calle...

What is a Botnet ❓ Definition, Types, Example Attack

Professionals, who make system security arrangements, are well-aware of the term ‘botnet’. Often used for the chain of hijacked computers/systems, the term ‘botnet’ should be well understood if a restorative and robust system is instructed as their wrong usage can lead to tremendous chaos. Botnet...

Magnat campaigns use malvertising to deliver information stealer, backdoor and malicious Chrome extension

By Tiago Pereira. Talos recently observed a malicious campaign offering fake installers of popular software as bait to get users to execute malware on their systems. This campaign includes a set of malware distribution campaigns that started in late 2018 and have targeted mainly Canada, along...

Two Eastern Europeans Sentenced for Providing Bulletproof Hosting to Cyber Criminals

Two Eastern European nationals have been sentenced in the U.S. for offering "bulletproof hosting" services to cybercriminals, who used the technical infrastructure to distribute malware and attack financial institutions across the country between 2009 to 2015. Pavel Stassi, 30, of Estonia, and...

Trickbot module descriptions

Trickbot aka TrickLoader or Trickster, is a successor of the Dyre banking Trojan that was active from 2014 to 2016 and performed man-in-the-browser attacks in order to steal banking credentials. Trickbot was first discovered in October 2016. Just like Dyre, its main functionality was initially th...

TA505 Gang Is Back With Newly Polished FlawedGrace RAT

The TA505 cybercrime group is whirring its financial rip-off machinery back up, pelting malware at a range of industries in what was initially low-volume waves that researchers saw spiral up late last month. They do bad things, but they’re so tricky that tracking them is a ton of fun, said Sherro...

Attackers Behind Trickbot Expanding Malware Distribution Channels

The operators behind the pernicious TrickBot malware have resurfaced with new tricks that aim to increase its foothold by expanding its distribution channels, ultimately leading to the deployment of ransomware such as Conti. The threat actor, tracked under the monikers ITG23 and Wizard Spider, ha...

Traffic Exchange Networks Distributing Malware Disguised as Cracked Software

An ongoing campaign has been found to leverage a network of websites acting as a "dropper as a service" to deliver a bundle of malware payloads to victims looking for "cracked" versions of popular business and consumer applications. "These malware included an assortment of click fraud bots, other...

Shopify: EC2 Takeover at turn.shopify.com

Summary Hi team, It seems that the domain turn.shopify.com pointed to an EC2 instance that was terminated and the DNS record wasn't updated. We managed to register a new EC2 instance with the IP that turn.shopify.com points to: Command dig turn.shopify.com ; DiG 9.11.3-1ubuntu1.13-Ubuntu...

Pandemic-Bored Attackers Pummeled Gaming Industry

Attacks on the gaming industry skyrocketed during the year of the pandemic, with attacks on web applications shooting up 340 percent in 2020. According to Akamai Technologies’ latest State of the Internet and Security report, Gaming in a Pandemic PDF, cyberattack traffic targeting the video game...

Reddit: Domain Takeover of Reddit.ru via DNS Hijacking

Summary I discovered that Reddit.ru was vulnerable to DNS hijacking via DNS provider, Reg.ru. This would allow a malicious attacker to control the content on this domain, as well as, create email addresses associated with it... I'm going to be totally honest and say that any of us ethical hackers...

Google PPC Ads Used to Deliver Infostealers

Researchers have tracked down the origins of several increasingly prevalent info-stealers – including Redline, Taurus, Tesla and Amadey – that threat actors are delivering via pay-per-click PPC ads in Google’s search results. On Wednesday, breach prevention firm Morphisec posted an advisory in...

US Seizes Domains Used by SolarWinds Hackers in Cyber Espionage Attacks

Days after Microsoft, Secureworks, and Volexity shed light on a new spear-phishing activity unleashed by the Russian hackers who breached SolarWinds IT management software, the U.S. Department of Justice DoJ Tuesday said it intervened to take control of two command-and-control C2 and malware...

Revisiting the NSIS-based crypter

This blog post was authored by hasherezade NSIS Nullsoft Scriptable Install System is a framework dedicated to creating software installers. It allows to bundle various elements of an application together i.e. the main executable, used DLLs, configs, along with a script that controls where are th...