SUSE CVE-2018-12096

The liblnkdatastringgetutf8stringsize function in liblnkdatastring.c in liblnk through 2018-04-19 allows remote attackers to cause an information disclosure heap-based buffer over-read via a crafted lnk file. NOTE: the vendor has disputed this as described in libyal/liblnk issue 33 on GitHub...

Experts Warn of 'Ice Breaker' Cyberattacks Targeting Gaming and Gambling Industry

A new attack campaign has been targeting the gaming and gambling sectors since at least September 2022, just as the ICE London 2023 gaming industry trade fair event is scheduled to kick off next week. Israeli cybersecurity company Security Joes is tracking the activity cluster under the name Ice...

New Research Delves into the World of Malicious LNK Files and Hackers Behind Them

Cybercriminals are increasingly leveraging malicious LNK files as an initial access method to download and execute payloads such as Bumblebee, IcedID, and Qakbot. A recent study by cybersecurity experts has shown that it is possible to identify relationships between different threat actors by...

Following the LNK metadata trail

Adversaries shift toward Shell Link LNK files, likely sparked by Microsofts decision to block macros, provides the opportunity to capitalize on information that can be provided by LNK metadata. Cisco Talos analyzed metadata in LNK files and correlated it with threat actors tactics techniques and...

Campaigns Spread InfoStealer Malware Targeting Italy, Germany, and Turkey

Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary A number of campaigns have been launched that spread InfoStealer malware written in the .NET programming language using phishing emails and Windows Shortcut LNK files and Batch Scripts BAT. Based on the...

DeathStalker targets legal entities with new Janicab variant

Just to clarify, the above subheading isnt a normal quote, but a message that Janicab malware attempted to decode in its newest use of YouTube dead-drop resolvers DDRs. While hunting for less common Deathstalker intrusions that use the Janicab malware family, we identified a new Janicab variant...

This Malware Installs Malicious Browser Extensions to Steal Users' Passwords and Cryptos

A malicious extension for Chromium-based web browsers has been observed to be distributed via a long-standing Windows information stealer called ViperSoftX. Czech-based cybersecurity company dubbed the rogue browser add-on VenomSoftX owing to its standalone features that enable it to access websi...

BumbleBee leverages Zerologon to get Domain Controller Access

Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary Since May 2022, threat actors are leveraging BumbleBee as an initial vector from a Contact Forms campaign. The intrusion started with the delivery of an ISO file that contained an LNK and a DLL. Using...

Russian Gamaredon Hackers Target Ukrainian Government Using Info-Stealing Malware

An ongoing espionage campaign operated by the Russia-linked Gamaredon group is targeting employees of Ukrainian government, defense, and law enforcement agencies with a piece of custom-made information stealing malware. "The adversary is using phishing documents containing lures related to the...

Gamaredon APT targets Ukrainian government agencies in new campaign

By Asheer Malhotra and Guilherme Venere. Cisco Talos recently identified a new, ongoing campaign attributed to the Russia-linked Gamaredon APT that infects Ukrainian users with information-stealing malware. The adversary is using phishing documents containing lures related to the Russian invasion...

Hackers Using Bumblebee Loader to Compromise Active Directory Services

The malware loader known as Bumblebee is being increasingly co-opted by threat actors associated with BazarLoader, TrickBot, and IcedID in their campaigns to breach target networks for post-exploitation activities. "Bumblebee operators conduct intensive reconnaissance activities and redirect the...

Threat Actors Pivot Around Microsoft’s Macro-Blocking in Office

Threat actors are finding their way around Microsoft’s default blocking of macros in its Office suite, using alternative files to host malicious payloads now that a primary channel for threat delivery is being cut off, researchers have found. The use of macros-enabled attachments by threat actors...

Hackers Opting New Attack Methods After Microsoft Blocked Macros by Default

With Microsoft taking steps to block Excel 4.0 XLM or XL4 and Visual Basic for Applications VBA macros by default across Office apps, malicious actors are responding by refining their tactics, techniques, and procedures TTPs. "The use of VBA and XL4 Macros decreased approximately 66% from October...

Researchers Uncover New Attempts by Qakbot Malware to Evade Detection

The operators behind the Qakbot malware are transforming their delivery vectors in an attempt to sidestep detection. "Most recently, threat actors have transformed their techniques to evade detection by using ZIP file extensions, enticing file names with common formats, and Excel XLM 4.0 to trick...

New 'Quantum' Builder Lets Attackers Easily Create Malicious Windows Shortcuts

A new malware tool that enables cybercriminal actors to build malicious Windows shortcut .LNK files has been spotted for sale on cybercrime forums. Dubbed Quantum Lnk Builder, the software makes it possible to spoof any extension and choose from over 300 icons, not to mention support UAC and...

Security Updates for Microsoft Word Products C2R (October 2020)

The Microsoft Word Products are missing a security update. It is, therefore, affected by the following vulnerability : - A security feature bypass vulnerability exists in Microsoft Word software when it fails to properly handle .LNK files. An attacker who successfully exploited the vulnerability...

USB-based Wormable Malware Targets Windows Installer

Credit: Red Canary Wormable malware dubbed Raspberry Robin has been active since last September and is wriggling its way through USB drives onto Windows machines to use Microsoft Standard Installer and other legitimate processes to install malicious files, researchers have found. Researchers at...

Researchers Warn of 'Raspberry Robin' Malware Spreading via External Drives

Cybersecurity researchers have discovered a new Windows malware with worm-like capabilities and is propagated by means of removable USB devices. Attributing the malware to a cluster named "Raspberry Robin," Red Canary researchers noted that the worm "leverages Windows Installer to reach out to...

Exchange Servers Speared in IcedID Phishing Campaign

The ever-evolving banking trojan IcedID is back again with a phishing campaign that uses previously compromised Microsoft Exchange servers to send emails that appear to come from legitimate accounts. Attackers also are using stealthy new payload-delivery tactics to spread the modular malware...

StayKit - Cobalt Strike Kit For Persistence

StayKit is an extension for Cobalt Strike persistence by leveraging the executeassembly function with the SharpStay .NET assembly. The aggressor script handles payload creation by reading the template files for a specific execution type. IMPORTANT: To use the script a user will only need to load...