The PolySwarm Blog

Analyze suspicious files and URLs, at scale, millions of times per day. Get real-time threat intel from a crowdsourced network of security experts and antivirus companies competing to protect you.

BumbleBee Returns With New Infection Chain

Oct 28, 2024 12:26:54 PM / by The Hivemind posted in Threat Bulletin, Loader, Bumblebee, Operation Endgame, Evolving Threat

0 Comments

Related Families: BazarLoader, BazaLoader

Executive Summary

BumbleBee is a sophisticated loader. It was first seen in the wild in 2022 and was a replacement for BazarLoader. It recently re-emerged with a new infection chain, indicating an evolving threat.

Read More

DarkGate

Apr 15, 2024 3:29:16 PM / by The Hivemind posted in Threat Bulletin, Loader, DarkGate, CVE-2023-36025, CVE-2024-21412

0 Comments

Verticals Targeted: Financial

Executive Summary

DarkGate was observed in early 2024 in a campaign leveraging CVE-2024-21412 to target entities in the financial vertical.

Read More

BunnyLoader 3.0

Mar 25, 2024 2:06:27 PM / by The Hivemind posted in Threat Bulletin, Loader, BunnyLoader, MaaS, BunnyLoader 3.0

0 Comments

Executive Summary

BunnyLoader malware as a service (MaaS) released its latest variant, BunnyLoader 3.0, in February. BunnyLoader 3.0 boasts multiple improvements, including a reduced payload size, keylogging capabilities, and a modular structure.

Read More

AresLoader

Oct 13, 2023 2:27:36 PM / by The Hivemind posted in Russia, Threat Bulletin, Loader, Cybercrime, AresLoader, MaaS

0 Comments

Executive Summary

AresLoader is a loader malware-as-a-service (MaaS) active in the wild since at least November 2022. AresLoader is designed to masquerade as legitimate software, while covertly downloading malicious payloads.

Read More

BunnyLoader

Oct 9, 2023 12:00:10 PM / by The Hivemind posted in Threat Bulletin, Loader, BunnyLoader, Malware-As-A-Service, Cybercrime

0 Comments

Executive Summary

BunnyLoader is a recently discovered malware-as-a-service (MaaS) threat being sold on multiple forums. It was released in September 2023 and appears to be under active development, with feature updates and bug fixes available.

Read More

Winnti Targets Hong Kong With Spyder Loader

Nov 7, 2022 1:37:10 PM / by PolySwarm Tech Team posted in Threat Bulletin, Espionage, APT41, Wicked Panda, China, Winnti, Loader, Spyder Loader

0 Comments

Verticals Targeted: Government

Executive Summary

Symantec recently reported on Spyder Loader, a tool used by Chinese nexus state-sponsored threat actor group Winnti to target government entities in Hong Kong.

Read More

Emotet Observed Using New TTPs

Oct 20, 2022 11:06:46 AM / by PolySwarm Tech Team posted in Threat Bulletin, Banking, Loader, Trojan, Botnet, Emotet

0 Comments

Related Families: TrickBot, Ryuk, QakBot, Zloader, Quantum, BlackCat

Read More

Bumblebee Loader

Aug 25, 2022 1:48:41 PM / by PolySwarm Tech Team posted in Threat Bulletin, Loader, BazarLoader, BazarBackdoor, Bumblebee, BazaLoader

0 Comments

Related Families: BazarLoader, BazaLoader, Conti, BazarBackdoor, Trickbot, Diavol, Sliver, Bokbot, Meterpreter, Cobalt Strike

Verticals Targeted: Multiple

Executive Summary

Earlier this month, Palo Alto’s Unit 42 reported on recent activity leveraging Bumblebee. Unit 42 observed activity by multiple threat actors, including Projector Libra.

Read More

Subscribe to Email Updates

Lists by Topic

see all

Posts by Topic

See all

Recent Posts