New Orcinius Trojan Uses VBA Stomping to Mask Infection


This week, the SonicWall Capture Labs threat research team investigated a sample of Orcinius malware.

This is a multi-stage trojan that is using Dropbox and Google Docs to download second-stage payloads and stay updated. It contains an obfuscated VBA macro that hooks into Windows to monitor running windows and keystrokes and creates persistence using registry keys.

Read more…
Source: Sonicwall


Sign up for our Newsletter


Related:

  • WildPressure targets the macOS platform

    July 7, 2021

    Our previous story regarding WildPressure was dedicated to their campaign against industrial-related targets in the Middle East. By keeping track of their malware in spring 2021, we were able to find a newer version. It contains the C++ Milum Trojan, a corresponding VBScript variant with the same version (1.6.1) and a set of modules that ...

  • Detecting unknown threats: a honeypot how-to

    June 30, 2021

    Catching threats is tricky business, especially in today’s threat landscape. To tackle this problem, for many years сybersecurity researchers have been using honeypots – a well-known deception technique in the industry. Dan Demeter, Senior Security Researcher with Kaspersky’s Global Research and Analysis Team and head of Kaspersky’s honeypot project, explains what honeypots are, why they ...

  • Nefilim Ransomware Attack Through a MITRE Att&ck Lens

    June 28, 2021

    Nefilim is among a new breed of ransomware families that use advanced techniques for a more targeted and virulent attack. It is operated by a group that we track under the intrusion set “Water Roc”. This group combines advanced techniques with legitimate tools to make them significantly harder to detect and respond before it is ...

  • REvil Ransomware Code Ripped Off by Rivals

    June 23, 2021

    They say imitation is the sincerest form of flattery: The LV ransomware, a strain that cropped up just this spring, turns out to be based on what is most likely pirated REvil ransomware code, according to researchers. A malware analysis of LV from Secureworks Counter Threat Unit (CTU) found that its operators (which it calls Gold ...

  • How to confuse antimalware neural networks. Adversarial attacks and protection

    June 23, 2021

    Nowadays, cybersecurity companies implement a variety of methods to discover new, previously unknown malware files. Machine learning (ML) is a powerful and widely used approach for this task. At Kaspersky we have a number of complex ML models based on different file features, including models for static and dynamic detection, for processing sandbox logs and ...

  • NukeSped Copies Fileless Code From Bundlore, Leaves It Unused

    June 22, 2021

    While investigating samples of NukeSped, a remote access trojan (RAT), Trend Micro came across several Bundlore adware samples using the same fileless routine that was spotted in NukeSped. The backdoor has been attributed to the cybercriminal group Lazarus, which has been active since at least 2014. There are multiple variants of NukeSped, which is designed ...