ISC StormCast for Wednesday, April 18th 2018

By Johannes B. Ullrich, Ph.D. Guildwars Monitors Processes
https://en-forum.guildwars2.com/discussion/36050/game-accounts-suspended-april-12-2018
IRS Extends Tax Filing Deadline Due to Outages
https://www.irs.gov/newsroom/irs-provides-additional-day-to-file-and-pay-for-taxpayers-through-wednesday-april-18-irs-processing-systems-back-online
XiaoBa Ransomware Turns to (broken) Cryptocoin Miner
https://blog.trendmicro.com/trendlabs-security-intelligence/ransomware-xiaoba-repurposed-as-file-infector-and-cryptocurrency-miner/
F5 BigIP Patches
https://support.f5.com/csp/article/K05263202
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