ViperSoftX Updates Encryption, Steals Data

Credit to Author: Don Ovid Ladores| Date: Mon, 24 Apr 2023 00:00:00 +0000

We observed cryptocurrency and information stealer ViperSoftX evading initial loader detection and making its lure more believable by making the initial package loader via cracks, keygens, activators, and packers non-malicious. We also noted more sophisticated encryption and basic anti-analysis techniques, such as byte remapping and web browser communication blocking.

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Mac Malware MacStealer Spreads as Fake P2E Apps

Credit to Author: Qi Sun| Date: Thu, 30 Mar 2023 00:00:00 +0000

We detected Mac malware MacStealer spreading via websites, social media, and messaging platforms Twitter, Discord, and Telegram. Cybercriminals lure victims to download it by plagiarizing legitimate play-to-earn (P2E) apps’ images and offering jobs as beta testers.

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Iron Tiger’s SysUpdate Reappears, Adds Linux Targeting

Credit to Author: Daniel Lunghi| Date: Wed, 01 Mar 2023 00:00:00 +0000

We detail the update that advanced persistent threat (APT) group Iron Tiger made on the custom malware family SysUpdate. In this version, we also found components that enable the malware to compromise Linux systems.

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Earth Zhulong: Familiar Patterns Target Southeast Asian Firms

Credit to Author: Ted Lee| Date: Wed, 08 Feb 2023 00:00:00 +0000

In 2022, we discovered Earth Zhulong, a hacking group that has been targeting Asian firms similar to another well-known threat actor. In this article, we unravel their new tactics, techniques and procedures that they apply on their misdeeds.

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Invitation to a Secret Event: Uncovering Earth Yako’s Campaigns

Credit to Author: Hara Hiroaki| Date: Thu, 16 Feb 2023 00:00:00 +0000

We detail the intrusion set Earth Yako, attributed to the campaign Operation RestyLink or EneLink. This analysis was presented in full at the JSAC 2023 in January 2023.

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Earth Zhulong: Familiar Patterns Target Vietnam

Credit to Author: Ted Lee| Date: Wed, 08 Feb 2023 00:00:00 +0000

In 2022, we discovered Earth Zhulong, a hacking group that has been targeting Vietnam’s telecom, technology, and media sectors similar to another well-known threat actor. In this article, we unravel their new tactics, techniques and procedures that they apply on their misdeeds.

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