Not Every Fox is Silver: Inside an AtlasRAT loader chain

Not Every Fox is Silver: Inside an AtlasRAT loader chain

Summary AtlasRAT is a Windows-based remote access malware. This report analyzes a four-stage in-memory loader chain—which begins with a Delphi executable that is disguised as AGE Flash Player—and its final RAT functionality. The final payload performs TLS-based ChaCha20-encrypted C2 communication, executes modular plugins, performs offline keylogging, and injects DLLs into

Case Study: Targeted Attack Case on an MS-SQL Server Involving the Installation of GotoHTTP and SoftEther VPN

Case Study: Targeted Attack Case on an MS-SQL Server Involving the Installation of GotoHTTP and SoftEther VPN

While monitoring attack cases targeting MS-SQL servers, the AhnLab SEcurity intelligence Center (ASEC) identified an instance in which the Larva-26009 threat actor installed the XMRig CoinMiner. While the installation of CoinMiner is common in attack cases targeting MS-SQL servers, in this particular attack case, the attacker installed VShell and GotoHTTP