Hello dark_pyrro,
Thanks for your answer. That's right, it's better with an example, sorry. I was thinking more of a "theoretical" answer if someone had already had it so it didn't occur to me to put a hash.
This is one of them, found in Proxy-Auth-NTLMv1-172.16.64.10.txt:
MW-365289$::MW-365289:F51049F52D53F15A00000000000000000000000000000000:7B4FE17DB2FD43F32B6747C81C144A0A0F4F58CF50C10B4C:2f9cd2ac60741f31
MW-XXXX is my computer's name. My login name doesn't appear in it contrary to the NTLMv2 hashes wherein I have LOGIN::COMPUTERNAME:......
Thanks !