"Wanna" ransomware outbreak. Please see this Sophos article sophos.com/kb/126733 for advice on how to protect your organization. Immediate action recommended.
After installing PureMessage, the Microsoft Exchange Transport service fails to start. The below errors may be seen in the Application Event Log:
Event ID 1052: Failed to create agent factory for the agent 'PmE12Protocol' with error 'Failed to create type 'PmE12Protocol.PMProtocolAgentFactory' from assembly 'D:\Program Files\Sophos\PureMessage\bin\PmE12Transport.dll' due to error 'Invalid agent assembly path.'.'. Please verify the corresponding transport agent assembly and dependencies with correct version are installed.
Event ID 16023: Microsoft Exchange couldn't start transport agents. The Microsoft Exchange Transport service will be stopped. Exception details: Failed to create type 'PmE12Protocol.PMProtocolAgentFactory' from assembly 'D:\Program Files\Sophos\PureMessage\bin\PmE12Transport.dll' due to error 'Invalid agent assembly path.'. :
First seen in PureMessage for Microsoft Exchange 3.0.0
The permissions of the C:\Program Files\Sophos\PureMessage\Bin\ folder are incorrect, permissions for the Local Service account are missing.
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