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zlib1.dll

zlib data compression library file version info

Library on Windows 1 known copy with hashes

Is it the real zlib1.dll?

file version info and known copies
Installed inC:\Program Files\Wireshark\
Signed byWireshark Foundation
Productzlib
Descriptionzlib data compression library

1 known copy

1.2.11 · C:\Program Files\Wireshark\zlib1.dll · signed by Wireshark Foundation

eece3c8b639191aadee23f66e04c38c17c301c0ad564ec866851e5b49002b547

From the file’s version info and the copies recorded by xCyclopedia (MIT). A copy in another folder, signed by someone else or with another hash is not necessarily malicious, but it is worth a closer look. In Ceplin, "<sha256>".whatis() says which known copy a hash is.