Ostap

References:

Ostap Bender: 400 Ways to Make the Population Part With Their Money - 2016-12-08 - Proofpoint - Proofpoint Staff Ostap Dridex Gozi ISFB TinyLoader

Ostap malware analysis (Backswap dropper) - 2018-06-01 - CertPL - Paweł Srokosz Ostap Nymaim

More Reading:

Buer, a new loader emerges in the underground marketplace - 2019-12-04 - Proofpoint - Kelsey Merriman - Dennis Schwarz - Kafeine - Axel F - Proofpoint Staff Buer Ostap Trickbot Fallout