Cutwail : Malware With a Crash Reporting Feature.

Cutwail Spam component is a part of PushDo Botnet . Recently I was analysing Cutwail and came across an interesting patch reporting functionality in Cutwail .

It starts with Fixing IAT ( Import Address Table ) to correct corresponding addresses . This is done because this component of Pushdo is loaded and executed thought process Tunnelling / RunPE method

 
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Notes On Vawtrak Banking Malware

Use of Heavens Gate technique for switching between 32bit and 64bit Packed file is compressed and encrypted using several layers , discussing that would be irreverent here . At one point of time the a DLL is extracted which is actually... Continue →