Blackmail scam
Abuser: spoofed email from 113.173.104.187 name = static.vnpt.vn.
# nslookup 113.173.104.187
187.104.173.113.in-addr.arpa name = static.vnpt.vn.
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email, starting off as follows:
FORWARD THIS MAIL TO WHOEVER IS IMPORTANT IN YOUR COMPANY AND CAN MAKE DECISION!
We Hacked You Infrastructure.
We Caught Possible Communication.
We Backuped Available DATA And DOCUMENTS.
That you trusting our words, we send this mail to you with YOUR account.
United States, 2019-04-09 18:56:12