Some people report that their anti-virus software complains about executables in bin directory of Sumatra sources.
Is there really a virus in them?
No.
False positives are unfortunately quite common in all popular anti-virus programs. You can always verify what your particular anti-virus program says against what other anti-virus programs say by usingĀ https://www.virustotal.com/.
If only one or two report a given file as having a virus, it's most likely a false positive.

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