ET MALWARE Single char EXE direct download likely trojan (multiple families)
ET INFO Executable Download from dotted-quad Host
ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
ET HUNTING Suspicious BITS EXE DL From Dotted Quad
ET POLICY PE EXE or DLL Windows file download HTTP
ET HUNTING SUSPICIOUS Dotted Quad Host MZ Response
ET INFO EXE CheckRemoteDebuggerPresent (Used in Malware Anti-Debugging)