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Dll-Sideloading

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high advisory

Cryptojacking Campaign Abusing ScreenConnect and SEO Poisoning

An active cryptojacking campaign uses SEO poisoning, AI chatbot interactions, and ScreenConnect abuse to target high-performance PCs, aiming to maximize GPU mining yield and establish persistent remote access for potential data theft or ransomware attacks.

ScreenConnect cryptojacking seo-poisoning dll-sideloading
2r 1t 1i
high threat

Screening Serpens APT Targets Tech and Defense Sectors with New RATs

The Iranian APT group Screening Serpens targeted the tech and defense sectors in the U.S., Israel, and the UAE between February and April 2026, deploying six new RAT variants from the MiniUpdate and MiniJunk V2 malware families, using tailored social engineering lures and AppDomainManager hijacking.

MiniUpdate +2 Screening Serpens APT Iran RAT MiniJunk DLL Sideloading AppDomainManager Cyberespionage
2r 3t
high advisory

Fake Claude AI Site Spreads Beagle Backdoor via DLL Sideloading

A malicious website impersonating Anthropic's Claude AI platform delivers the Beagle backdoor through a DLL sideloading attack, leveraging a compromised G DATA antivirus updater to execute malicious code.

Claude +2 malvertising dll sideloading backdoor beagle donutloader
2r 2t 3i
medium advisory

Unsigned DLL Side-Loading from Suspicious Folders by Trusted Processes

This detection identifies a Windows trusted program running from locations often abused by adversaries to masquerade as a trusted program and loading a recently dropped unsigned DLL, which indicates an attempt to evade defenses via side-loading a malicious DLL within the memory space of a signed process.

Elastic Defend defense-evasion dll-sideloading windows
2r 2t
high threat

Potential Vcruntime140 DLL Sideloading

Detects potential DLL sideloading of vcruntime140.dll, a common C++ runtime library, often used by threat actors like APT29 (via WinELOADER) to load malicious payloads under the guise of legitimate applications, leading to defense evasion, persistence, and privilege escalation.

Visual C++ Redistributable APT29 +5 dll-sideloading vcruntime140.dll wineloader defense-evasion persistence privilege-escalation
2r 3t
medium threat

Mustang Panda USB-Borne Tool Execution

This brief details detection of executables associated with Mustang Panda being launched from non-standard locations, potentially indicating compromise via USB or other removable media.

Splunk Enterprise +2 Mustang Panda mustang-panda usb-attack dll-sideloading
2r 3t
high threat

MuddyWater PowGoop Beacon Decoding Detection

This detection identifies a DLL decoding and executing the PowGoop config.txt payload, indicating a stage in the MuddyWater infection chain where an obfuscated PowerShell beacon is unwrapped and live C2 communication starts.

Splunk Enterprise +3 MuddyWater powgoop dll-sideloading powershell c2 beacon
2r 4t