Re: MSI signing

2013-02-15 Thread Marc-André Lureau
Good news! Thanks to Per Allansson, author of osslsigncode, we know now that 98C090F33284468D64F30EE7B8C00894135D54C8 is sha1 of Root Entry unique identifier 84 10 0c 00 00 00 00 00 c0 00 00 00 00 00 00 46. -- Marc-André Lureau

MSI signing

2013-02-15 Thread Marc-André Lureau
Hello! PE signing is already publicly documented by Microsoft, and we have an open-source tool (osslsigncode) capable of signing PE and Cabinet. A signed MSI dump easily reveals that the signature is under the '\005DigitalSignature' stream, and it's a regular pkcs#7 signature, whose content info t