Skip to content

Instantly share code, notes, and snippets.

Embed
What would you like to do?
BinaryCookieReader
#*******************************************************************************#
# BinaryCookieReader: Written By Satishb3 (http://www.securitylearn.net) #
# #
# For any bug fixes contact me: satishb3@securitylearn.net #
# #
# Usage: Python BinaryCookieReader.py Cookie.Binarycookies-FilePath #
# #
# Safari browser and iOS applications store the persistent cookies in a binary #
# file names Cookies.binarycookies.BinaryCookieReader is used to dump all the #
# cookies from the binary Cookies.binarycookies file. #
# #
#*******************************************************************************#
import sys
from struct import unpack
from StringIO import StringIO
from time import strftime, gmtime
if len(sys.argv)!=2:
print "\nUsage: Python BinaryCookieReader.py [Full path to Cookies.binarycookies file] \n"
print "Example: Python BinaryCookieReader.py C:\Cookies.binarycookies"
sys.exit(0)
FilePath=sys.argv[1]
try:
binary_file=open(FilePath,'rb')
except IOError as e:
print 'File Not Found :'+ FilePath
sys.exit(0)
file_header=binary_file.read(4) #File Magic String:cook
if str(file_header)!='cook':
print "Not a Cookies.binarycookie file"
sys.exit(0)
num_pages=unpack('>i',binary_file.read(4))[0] #Number of pages in the binary file: 4 bytes
page_sizes=[]
for np in range(num_pages):
page_sizes.append(unpack('>i',binary_file.read(4))[0]) #Each page size: 4 bytes*number of pages
pages=[]
for ps in page_sizes:
pages.append(binary_file.read(ps)) #Grab individual pages and each page will contain >= one cookie
print "#*************************************************************************#"
print "# BinaryCookieReader: developed by Satishb3: http://www.securitylearn.net #"
print "#*************************************************************************#"
for page in pages:
page=StringIO(page) #Converts the string to a file. So that we can use read/write operations easily.
page.read(4) #page header: 4 bytes: Always 00000100
num_cookies=unpack('<i',page.read(4))[0] #Number of cookies in each page, first 4 bytes after the page header in every page.
cookie_offsets=[]
for nc in range(num_cookies):
cookie_offsets.append(unpack('<i',page.read(4))[0]) #Every page contains >= one cookie. Fetch cookie starting point from page starting byte
page.read(4) #end of page header: Always 00000000
cookie=''
for offset in cookie_offsets:
page.seek(offset) #Move the page pointer to the cookie starting point
cookiesize=unpack('<i',page.read(4))[0] #fetch cookie size
cookie=StringIO(page.read(cookiesize)) #read the complete cookie
cookie.read(4) #unknown
flags=unpack('<i',cookie.read(4))[0] #Cookie flags: 1=secure, 4=httponly, 5=secure+httponly
cookie_flags=''
if flags==0:
cookie_flags=''
elif flags==1:
cookie_flags='Secure'
elif flags==4:
cookie_flags='HttpOnly'
elif flags==5:
cookie_flags='Secure; HttpOnly'
else:
cookie_flags='Unknown'
cookie.read(4) #unknown
urloffset=unpack('<i',cookie.read(4))[0] #cookie domain offset from cookie starting point
nameoffset=unpack('<i',cookie.read(4))[0] #cookie name offset from cookie starting point
pathoffset=unpack('<i',cookie.read(4))[0] #cookie path offset from cookie starting point
valueoffset=unpack('<i',cookie.read(4))[0] #cookie value offset from cookie starting point
endofcookie=cookie.read(8) #end of cookie
expiry_date_epoch= unpack('<d',cookie.read(8))[0]+978307200 #Expiry date is in Mac epoch format: Starts from 1/Jan/2001
expiry_date=strftime("%a, %d %b %Y ",gmtime(expiry_date_epoch))[:-1] #978307200 is unix epoch of 1/Jan/2001 //[:-1] strips the last space
create_date_epoch=unpack('<d',cookie.read(8))[0]+978307200 #Cookies creation time
create_date=strftime("%a, %d %b %Y ",gmtime(create_date_epoch))[:-1]
#print create_date
cookie.seek(urloffset-4) #fetch domaain value from url offset
url=''
u=cookie.read(1)
while unpack('<b',u)[0]!=0:
url=url+str(u)
u=cookie.read(1)
cookie.seek(nameoffset-4) #fetch cookie name from name offset
name=''
n=cookie.read(1)
while unpack('<b',n)[0]!=0:
name=name+str(n)
n=cookie.read(1)
cookie.seek(pathoffset-4) #fetch cookie path from path offset
path=''
pa=cookie.read(1)
while unpack('<b',pa)[0]!=0:
path=path+str(pa)
pa=cookie.read(1)
cookie.seek(valueoffset-4) #fetch cookie value from value offset
value=''
va=cookie.read(1)
while unpack('<b',va)[0]!=0:
value=value+str(va)
va=cookie.read(1)
print 'Cookie : '+name+'='+value+'; domain='+url+'; path='+path+'; '+'expires='+expiry_date+'; '+cookie_flags
binary_file.close()
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
You can’t perform that action at this time.