Beware: Lumma Stealer Distributed via Discord CDN 16/10/2023 at 11:31 By This blog discusses how threat actors abuse Discord’s content delivery network (CDN) to host and spread Lumma Stealer, and talks about added capabilities to the information stealing malware. This article is an excerpt from Trend Micro Research, News and Perspectives View Original Source
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Void Rabisu Targets Female Political Leaders with New Slimmed-Down ROMCOM Variant 13/10/2023 at 11:02 By Almost a year after Void Rabisu shifted its targeting from opportunistic ransomware attacks with an emphasis on cyberespionage, the threat actor is still developing its main malware, the ROMCOM backdoor. This article is an excerpt from Trend Micro Research, News
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Exposing Infection Techniques Across Supply Chains and Codebases 05/10/2023 at 12:47 By This entry delves into threat actors’ intricate methods to implant malicious payloads within seemingly legitimate applications and codebases. This article is an excerpt from Trend Micro Research, News and Perspectives View Original Source
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APT34 Deploys Phishing Attack With New Malware 29/09/2023 at 12:17 By We observed and tracked the advanced persistent threat (APT) APT34 group with a new malware variant accompanying a phishing attack comparatively similar to the SideTwist backdoor malware. Following the campaign, the group abused a fake license registration form of an African government agency to
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Attacks on 5G Infrastructure From Users’ Devices 20/09/2023 at 11:03 By Crafted packets from cellular devices such as mobile phones can exploit faulty state machines in the 5G core to attack cellular infrastructure. Smart devices that critical industries such as defense, utilities, and the medical sectors use for their daily operations depend on the speed,
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Earth Lusca Employs New Linux Backdoor, Uses Cobalt Strike for Lateral Movement 18/09/2023 at 14:32 By While monitoring Earth Lusca, we discovered an intriguing, encrypted file on the threat actor’s server — a Linux-based malware, which appears to originate from the open-source Windows backdoor Trochilus, which we’ve dubbed SprySOCKS due to its swift behavior and
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RedLine/Vidar Abuses EV Certificates, Shifts to Ransomware 13/09/2023 at 14:01 By In this blog, we investigate how threat actors used information-stealing malware with EV code signing certificates and later delivered ransomware payloads to its victims via the same delivery method. This article is an excerpt from Trend Micro Research, News and Perspectives View Original Source
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TrickBot & Conti Sanctions: Implications for CISOs & Boardrooms 09/09/2023 at 01:01 By Discover what the increased regulatory risk due to recent US and UK sanctions imposed on TrickBot and Conti cybercriminals mean for CISOs and board members. This article is an excerpt from Trend Micro Research, News and Perspectives View Original Source
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Analyzing a Facebook Profile Stealer Written in Node.js 05/09/2023 at 12:33 By We analyze an information stealer written in Node.js, packaged into an executable, exfiltrated stolen data via both Telegram bot API and a C&C server, and employed GraphQL as a channel for C&C communication. This article is an excerpt from Trend Micro Research, News
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Revisiting 16shop Phishing Kit, Trend-Interpol Partnership 01/09/2023 at 12:04 By In this entry, we summarize the security analyses and investigations done on phishing-as-a-service 16shop through the years. We also outline the partnership between Trend Micro and Interpol in taking down the main administrators and servers of this massive phishing campaign. This article is an excerpt
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Earth Estries Targets Government, Tech for Cyberespionage 30/08/2023 at 12:46 By We break down a new cyberespionage campaign deployed by a cybercriminal group we named Earth Estries. Analyzing the tactics, techniques, and procedures (TTPs) employed, we observed overlaps with the advanced persistent threat (APT) group FamousSparrow as Earth Estries targets governments and organizations in the
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Profile Stealers Spread via LLM-themed Facebook Ads 23/08/2023 at 06:05 By In this entry, we discuss how a threat actor abuses paid Facebook promotions featuring LLMs to spread malicious code, with the goal of installing a malicious browser add-on and stealing victims’ credentials. This article is an excerpt from Trend Micro Research, News and Perspectives
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Latest Batloader Campaigns Use Pyarmor Pro for Evasion 04/08/2023 at 15:32 By In June 2023, Trend Micro observed an upgrade to the evasion techniques used by the Batloader initial access malware, which we’ve covered in previous blog entries. This article is an excerpt from Trend Micro Research, News and Perspectives View Original Source
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Related CherryBlos and FakeTrade Android Malware Involved in Scam Campaigns 28/07/2023 at 12:03 By Trend Micro’s Mobile Application Reputation Service (MARS) team discovered two new related Android malware families involved in cryptocurrency-mining and financially-motivated scam campaigns targeting Android users. This article is an excerpt from Trend Micro Research, News and Perspectives View Original Source
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Supply-Chain Attack Targeting Pakistani Government Delivers Shadowpad 14/07/2023 at 11:17 By We recently found that an MSI installer built by the National Information Technology Board (NITB), a Pakistani government entity, delivered a Shadowpad sample, suggesting a possible supply-chain attack. This article is an excerpt from Trend Micro Research, News and Perspectives View Original Source
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Detecting BPFDoor Backdoor Variants Abusing BPF Filters 13/07/2023 at 13:02 By An analysis of advanced persistent threat (APT) group Red Menshen’s different variants of backdoor BPFDoor as it evolves since it was first documented in 2021. This article is an excerpt from Trend Micro Research, News and Perspectives View Original Source
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Hunting for A New Stealthy Universal Rootkit Loader 11/07/2023 at 11:18 By In this entry, we discuss the findings of our investigation into a piece of a signed rootkit, whose main binary functions as a universal loader that enables attackers to directly load a second-stage unsigned kernel module. This article is an excerpt from Trend
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Tailing Big Head Ransomware’s Variants, Tactics, and Impact 07/07/2023 at 15:33 By We analyze the technical details of a new ransomware family named Big Head. In this entry, we discuss the Big Head ransomware’s similarities and distinct markers that add more technical details to initial reports on the ransomware. This article is an excerpt from
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Malvertising Used as Entry Vector for BlackCat, Actors Also Leverage SpyBoy Terminator 30/06/2023 at 13:34 By We found that malicious actors used malvertising to distribute malware via cloned webpages of legitimate organizations. The distribution involved a webpage of the well-known application WinSCP, an open-source Windows application for file transfer. We were able to identify that
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SeroXen Incorporates Latest BatCloak Engine Iteration 15/06/2023 at 12:16 By We looked into the documented behavior of SeroXen malware and noted the inclusion of the latest iteration of the batch obfuscation engine BatCloak to generate a fully undetectable (FUD) .bat loader. This is the second part of a three-part series documenting the abuse of BatCloak’s
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