9/24/21, 7:33 PM Facebook shut down commercial disinformation network based in Myanmar and Vietnam | by @DFRLab | DFRLab | Medium Several posts (left, center left, and center right) published by the pages in the network on October 19, 2019. The posts imitated network operators in Myanmar and tricked users into disabling their outgoing calls by entering the code. MyTel published a solution for this “error” (right) on its Facebook page the day before. (Source: @jean_leroux/DFRLab via Facebook) The UNIX timestamps found in the source code for these posts indicated that the *31# campaign was sent out in two batches. Four of the assets published these posts between 03:01:08 UTC and 03:10:12 UTC on October 19, 2019. Three hours later, all six pages published a second round of similar posts between 06:05:19 UTC and 06:09:03 UTC. https://medium.com/dfrlab/facebook-shut-down-commercial-disinformation-network-based-in-myanmar-and-vietnam-d8c07c518c04 13/15