"Wanna" ransomware outbreak. Please see this Sophos article sophos.com/kb/126733 for advice on how to protect your organization. Immediate action recommended.
This article describes how to set the affinity of the RouterNT.exe process so that it is bound to one CPU for multi-processor computers. You may want to do this for the following reasons:
SSLEAY32.dll ????????.???(0) SSLv3_client_method + 12971 caught structured exception ACCESS_VIOLATION (code = c0000005)
exception occurred at address 52CFCBBB, attempting to read from memory at address 197623808
TAO.dll ????????.???(0) TAO_Incoming_Message_Queue::copy_tail + 57 caught structured exception ACCESS_VIOLATION (code = c0000005)
exception occurred at address 526DFE39, attempting to write to memory at address 4
Known to apply to the following Sophos products and versions Sophos Endpoint Security and Control 10.0
You can confirm the affinity has been set correctly by checking the top few lines of the newest router log. In the example below the ProcessorAffinity value is set to 1.
[TIMESTAMP] 0A28 I SOF: C:\ProgramData/Sophos/Remote Management System/3/Router/Logs/Router-DATE-TIME.log [TIMESTAMP] 0A28 I Sophos Messaging Router 22.214.171.1249 starting... [TIMESTAMP] 0A28 I CPU affinity set to CPU 1 ...
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