Decrypt key is found for FW 1.1.4
d0a0c0977bd4b6350b256d6650ec9eca419b6f961f593e74b7e5b93e010b698ca6cca1fe
the decrypt comand is
vfdecrypt -i 022-3894-4.dmg -o dec-1.1.4.dmg -k d0a0c0977bd4b6350b256d6650ec9eca419b6f961f593e74b7e5b93e010b698ca6cca1fe
The download link for FW 1.1.4 is
http://appldnld.apple.com.edgesuite.net/content.info.apple.com/iPhone/061-4313.20080226.Sw39i/iPhone1,1_1.1.4_4A102_Restore.ipsw
You can download the vfdecrypt binary (windows) from
http://rapidshare.com/files/41004473/vfdecrypt.exe.html
Library file for vfdecrypt (windows)
http://pecl4win.php.net/download.php/dll/061dae89b309a98382dedc04942bd8a2/libeay32.dll