Election Cyber Threats in the Asia-Pacific Region

In democratic societies, elections are the mechanism for choosing heads of state and policymakers. There are strong incentives for adversary nations to understand the intentions and preferences of the people and parties that will shape a country's future path and to reduce uncertainty about likely winners. Mandiant Threat Intelligence...

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Purgalicious VBA: Macro Obfuscation With VBA Purging

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WOW64!Hooks: WOW64 Subsystem Internals and Hooking Techniques

Microsoft is known for their backwards compatibility. When they rolled out the 64-bit variant of Windows years ago they needed to provide compatibility with existing 32-bit applications. In order to provide seamless execution regardless of application bitness, the WoW (Windows on Windows) system was coined. This layer, which will be referred...

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In Wild Critical Buffer Overflow Vulnerability in Solaris Can Allow Remote Takeover — CVE-2020-14871

FireEye Mandiant has been investigating compromised Oracle Solaris machines in customer environments. During our investigations, we discovered an exploit tool on a customer’s system and analyzed it to see how it was attacking their Solaris environment. The FLARE team’s Offensive Task Force analyzed the exploit to determine how it worked,...

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Live off the Land? How About Bringing Your Own Island? An Overview of UNC1945

Through Mandiant investigation of intrusions, the FLARE Advanced Practices team observed a group we track as UNC1945 compromise managed service providers and operate against a tailored set of targets within the financial and professional consulting industries by leveraging access to third-party networks (see this blog post for an in-depth...

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Unhappy Hour Special: KEGTAP and SINGLEMALT With a Ransomware Chaser

Throughout 2020, ransomware activity has become increasingly prolific, relying on an ecosystem of distinct but co-enabling operations to gain access to targets of interest before conducting extortion. Mandiant Threat Intelligence has tracked several loader and backdoor campaigns that lead to the post-compromise deployment of ransomware,...

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Welcome to ThreatPursuit VM: A Threat Intelligence and Hunting Virtual Machine

Skilled adversaries can deceive detection and often employ new measures in their tradecraft. Keeping a stringent focus on the lifecycle and evolution of adversaries allows analysts to devise new detection mechanisms and response processes. Access to the appropriate tooling and resources is critical to discover these threats within a timely...

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Flare-On 7 Challenge Solutions

We are thrilled to announce the conclusion of the seventh annual Flare-On challenge. This year proved to be the most difficult challenge we’ve produced, with the lowest rate of finishers. This year’s winners are truly the elite of the elite! Lucky for them, all 260 winners will receive this cyberpunk metal key. We would like to...

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WOW64!Hooks: WOW64 Subsystem Internals and Hooking Techniques

Microsoft is known for their backwards compatibility. When they rolled out the 64-bit variant of Windows years ago they needed to provide compatibility with existing 32-bit applications. In order to provide seamless execution regardless of application bitness, the WoW (Windows on Windows) system was coined. This layer, which will be referred...

3w

In Wild Critical Buffer Overflow Vulnerability in Solaris Can Allow Remote Takeover — CVE-2020-14871

FireEye Mandiant has been investigating compromised Oracle Solaris machines in customer environments. During our investigations, we discovered an exploit tool on a customer’s system and analyzed it to see how it was attacking their Solaris environment. The FLARE team’s Offensive Task Force analyzed the exploit to determine how it worked,...

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