Most of cybercriminals like to put the CPL file inside a ZIP, but we have also found it inserted inside RTF files. This kind of malware belongs to the Trojan-Banker.Win32.ChePro family, first detected in Russia in October 2012.
We detected a wave of highly targeted attacks against multiple companies. Closer analysis revealed that all these attacks exploited a chain of Google Chrome and Microsoft Windows zero-day exploits.
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.