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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

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

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RatMilad Android Spyware

Oct 17, 2022 11:17:37 AM / by PolySwarm Tech Team posted in Threat Bulletin, Android, Spyware, RatMilad

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Executive Summary

Zimperium recently reported on RatMilad, spyware targeting Android devices.

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Harly Android Trojan Subscriber

Oct 13, 2022 1:33:22 PM / by PolySwarm Tech Team posted in Threat Bulletin, Android, Harly, Subscriber, Trojan

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Related Families: Jocker

Executive Summary

Kaspersky recently reported on Harly, a trojan subscriber targeting Android devices. Harly can subscribe a victim to a paid service without their knowledge or consent.


Key Takeaways

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North Korean Threat Actors Living Off the Land

Oct 11, 2022 12:47:31 PM / by PolySwarm Tech Team posted in Threat Bulletin, Lazarus, North Korea, LoTL, APT 38, Living off the land, ZataNile, EventHorizon

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Related Families: ZetaNile (BlindingCan), EventHorizon

Verticals Targeted: Media, Defense, IT Services, Aerospace

Executive Summary

Microsoft recently reported on North Korean threat actor group Lazarus using living off the land (LOTL) techniques to target multiple verticals. Weaponization of legitimate tools includes SSH clients PuTTY and KiTTY, as well as TightVNC Viewer, Sumatra PDF reader, and muPDF/Subliminal Recording installer.

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NullMixer Drops Multiple Malware Families

Oct 6, 2022 2:55:06 PM / by PolySwarm Tech Team posted in Threat Bulletin, RedLine Stealer, NullMixer, Satacom, Dropper, SmokeLoader, PseudoManuscrypt, ColdStealer, FormatLoader, CsdiMonetize, Disbuk, Fabookie, DanaBot, Racealer, Generic.ClipBanker, SgnitLoader, ShortLoader, Downloader.INNO, LgoogLoader, Downloader.Bitser, C-Joker, PrivateLoader, GCleaner, Vidar

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Related Families: SmokeLoader, RedLine Stealer, PseudoManuscrypt, ColdStealer, FormatLoader, CsdiMonetize, Disbuk, Fabookie, DanaBot, Racealer, Generic.ClipBanker, SgnitLoader, ShortLoader, Downloader.INNO, LgoogLoader, Downloader.Bitser, C-Joker, PrivateLoader, Satacom, GCleaner, Vidar

Verticals Targeted: Multiple

Executive Summary

Kaspersky recently reported on NullMixer, a dropper used to drop a myriad of malware families, including SmokeLoader, RedLine Stealer, PseudoManuscrypt, ColdStealer, FormatLoader, CsdiMonetize, Disbuk, Fabookie, DanaBot, Racealer, Generic.ClipBanker, SgnitLoader, ShortLoader, Downloader.INNO, LgoogLoader, Downloader.Bitser, C-Joker, PrivateLoader, Satacom, GCleaner, and Vidar.
 

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SideWalk Linux Variant

Oct 3, 2022 3:59:17 PM / by PolySwarm Tech Team posted in Threat Bulletin, Linux, Backdoor, SparklingGoblin, SideWalk

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Related Families: Specter RAT, SideWalk (Windows)
Verticals Targeted: Education

Executive Summary

ESET recently reported on a SideWalk Linux variant. SideWalk is a backdoor used by the SparklingGoblin threat actor group.

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Deadbolt Ransomware

Sep 29, 2022 2:22:49 PM / by PolySwarm Tech Team posted in Threat Bulletin, Ransomware, QNAP, Deadbolt

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Executive Summary

Sophos recently reported on Deadbolt ransomware, a malware family targeting QNAP devices. QNAP released an advisory on the affected products. 

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BianLian Ransomware

Sep 26, 2022 4:05:33 PM / by PolySwarm Tech Team posted in Threat Bulletin, Ransomware, BianLian

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Verticals Targeted:
Professional Services, Media and Entertainment, Manufacturing, Healthcare, Energy and Utilities, Education, Financial


Executive Summary

Cyble recently reported on BianLian, a new ransomware variant written in Go. It has been used to target multiple verticals.

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