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:

  • New Mirai Variant Expands Arsenal, Exploits CVE-2020-10173

    July 8, 2020

    Researchers at Trend Micro discovered a new Mirai variant (detected as  IoT.Linux.MIRAI.VWISI) that exploits nine vulnerabilities, most notable of which is CVE-2020-10173 in Comtrend VR-3033 routers which we have not observed exploited by past Mirai variants. This discovery is a new addition to the Mirai variants that appeared in the past few months, that include SORA, UNSTABLE, and Mukashi. The case, ...

  • Purple Fox EK Adds Microsoft Exploits to Arsenal

    July 6, 2020

    The Purple Fox exploit kit (EK) has added two new exploits targeting critical- and high-severity Microsoft vulnerabilities to its bag of tricks – and researchers say they expect more attacks to be added in the future. The Purple Fox EK was previously analyzed in September, when researchers said that it appears to have been built to replace the Rig ...

  • TrickBot malware now checks screen resolution to evade analysis

    July 1, 2020

    The infamous TrickBot trojan has started to check the screen resolutions of victims to detect whether the malware is running in a virtual machine. When researchers analyze malware, they typically do it in a virtual machine that is configured with various analysis tools. Due to this, malware commonly uses anti-VM techniques to detect whether the malware is ...

  • Threat Assessment: EKANS Ransomware

    June 26, 2020

    Unit 42 researchers have observed recent EKANS (Snake backward) ransomware activity affecting multiple industries in the U.S and Europe. As a result, we’ve created this threat assessment report for the activities of this ransomware. Identified techniques and campaigns can be visualized using the Unit 42 Playbook Viewer. EKANS, which was first observed in January 2020, has relatively ...

  • Lucifer: New Cryptojacking and DDoS Hybrid Malware Exploiting High and Critical Vulnerabilities to Infect Windows Devices

    June 24, 2020

    On May 29, 2020, Unit 42 researchers discovered a new variant of a hybrid cryptojacking malware from numerous incidents of CVE-2019-9081 exploitation in the wild. A closer look revealed the malware, which we’ve dubbed “Lucifer”, is capable of conducting DDoS attacks and well-equipped with all kinds of exploits against vulnerable Windows hosts. The first wave of the ...

  • Magnitude exploit kit – evolution

    June 24, 2020

    Exploit kits are not as widespread as they used to be. In the past, they relied on the use of already patched vulnerabilities. Newer and more secure web browsers with automatic updates simply do not allow known vulnerabilities to be exploited. It was very different back in the heyday of Adobe Flash because it’s just ...