Volgmer

Analysis Report on Lazarus Threat Group’s Volgmer and Scout Malware

Overview1. Analysis of Volgmer Backdoor…. 1.1. Initial Version of Volgmer…….. 1.1.1. Analysis of Volgmer Dropper…….. 1.1.2. Analysis of Volgmer Backdoor…. 1.2. Later Version of Volgmer…….. 1.2.1. Analysis of Volgmer Backdoor2. Analysis of Scout Downloader…. 2.1. Droppers (Volgmer, Scout)…. 2.2. Analysis of Scout Downloader…….. 2.2.1. Scout Downloader v1…….. 2.2.2. Scout Downloader v23. Conclusion Table of Contents The seemingly state-sponsored Lazarus threat group has records of activity that date back to 2009. In the early days, their activities were mostly focused on…

Analysis of Andariel’s New Attack Activities

Contents1. Past attack cases…. 1.1. Cases of Innorix Agent abuse…….. 1.1.1. NukeSped variant – Volgmer…….. 1.1.2. Andardoor…….. 1.1.3. 1th Troy Reverse Shell…. 1.2. Cases of attacks against Korean corporations…….. 1.2.1. TigerRat…….. 1.2.2. Black RAT…….. 1.2.3. NukeSped variants2. Cases of recent attacks…. 2.1. Cases of Innorix Agent abuse…….. 2.1.1. Goat RAT…. 2.2. Cases of attacks against Korean corporations…….. 2.2.1. AndarLoader…….. 2.2.2. DurianBeacon3. Connections to recent attack cases4. Connections to past attack cases of the Andariel group5. Conclusion The Andariel threat group…