BitTorrent 7.2 is more then 5 times bigger than BitTorrent 7.1 - 3 MB Junk in Bittorrent 7.2 exe
Improvements, exe packers/protectors or Trash added - Ads?
all versions
Bittorrent 7.2 Clean EdiTioN Green + Blue
Lets unpack bittorrent: OEP is 0048C1E2
1. Section Payload (Ads useless trash injected)
2. remove all junk in exe but keep bittorrent application
3. rebuild + correct IAT
From 4,54 MB to 1,07 MB from "upx'ed" Original File size (cleaned)
http://unpacking.narod.ru/upx.htmlresult from 4,54 MB (packed) to 1,07 MB (unpacked + cleaned) = 3,5 MB trash inside of BitTorrent 7.2 exe (mostly junk - payload section with ask toolbar etc...)
only unpacked and cleaned: unpacked.exe 1.07 MB
Blue (+stats removed):
BitTorrent.exe 1.07 MB
Green:
BitTorrent.exe 1.07 MB
Remarks:
Bittorrent 7.1 is upx compressed, decompressed about 1 mb. Version 7.2 use also upx. I unpacked upx so the real size is above 5 mb by this version.
1/10 from "upx'ed" Original File size (cleaned and packed again)
Here is a tiny build cleaned as written above and packed with PECompact to a filesize of only 394 KB (like uTorrent).
Blue:
BitTorrent-pec.exe 394.00 KB
Green:
BitTorrent-pec.exe 394.50 KB
Compressed with MPRESS (slight
faster process start but may show false positive):
Blue:
BitTorrent-mpress.exe 405.00 KB
Green:
BitTorrent-mpress.exe 405.00 KB
