Publications

Unransomware

lun 31/01/2022 - 10:45
CSIRT
During a ransomware incident, CSIRT Synacktiv noticed that the bitlocker mechanism was used to encrypt company and user files. This blogpost does not intend to retrace the whole incident response process. The idea is to illustrate how we managed (or not) to recover encryption keys and save a few workstations from their terrible fate. The incident took place few months ago.

Yet another BEC investigation on M365

lun 22/11/2021 - 15:15
CSIRT
Several materials already describe this type of attack, this document is an operational feedback from the CSIRT Synacktiv on several BEC incidents based on Microsoft 365 service. This is the part one of this publication.