There were no readily available tools to analyze how the program written in Harbour works. So, we wrote our own. We hope this decompiler makes analyzing samples written in Harbour a little bit easier for others as well.
A newly discovered rootkit that we dub ‘Moriya’ is used by an unknown actor to deploy passive backdoors on public facing servers, facilitating the creation of a covert C&C communication channel through which they can be silently controlled. The victims are located in Africa, South and South-East Asia.
This report highlights significant events related to advanced persistent threat (APT) activity observed in Q1 2021. The summaries are based on our threat intelligence research and provide a representative snapshot of what we have published and discussed in greater detail in our private APT reports.
The investigation described in this article started with one such file which caught our attention due to the various improvements it brought to this well-known infection vector.
A41APT is a long-running campaign with activities detected from March 2019 to the end of December 2020. Most of the discovered malware families are fileless malware and they have not been seen before.