Skip to content

bug fix: fail to load MSCompression64.dll on 64-bit Python. #6

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
mnrkbys wants to merge 1 commit into
base: master
Choose a base branch
from
+13 −11
Open

bug fix: fail to load MSCompression64.dll on 64-bit Python. #6

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
24 changes: 13 additions & 11 deletions prefetch.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -223,7 +223,7 @@ def __init__(self, config, needles = None):
def load_libmscompression(self):
if os.name == 'nt':
if sizeof(c_void_p) == 8:
lib_names = ('MSCompression','MSCompression64')
lib_names = ('MSCompression64',)
else:
lib_names = ('MSCompression',)
else:
Expand Down Expand Up @@ -267,13 +267,14 @@ def carve(self, address_space, offset):
def carve_mam(self, address_space, offset, dump_dir):
mam_buff = address_space.read(offset, 4096)

mam_file = os.path.abspath(os.path.join(dump_dir, "mam-pf-{0:04d}.pf".format(self.file_num)))
with open(mam_file, 'wb') as f:
try:
f.write(mam_buff)
self.file_num += 1
except IOError as e:
debug.error("Cannot write to {0} : {1}".format(mam_file, e))
if dump_dir:
mam_file = os.path.abspath(os.path.join(dump_dir, "mam-pf-{0:04d}.pf".format(self.file_num)))
with open(mam_file, 'wb') as f:
try:
f.write(mam_buff)
self.file_num += 1
except IOError as e:
debug.error("Cannot write to {0} : {1}".format(mam_file, e))

mam_buff = self.mam_decompress(mam_buff)
if mam_buff < 0:
Expand Down Expand Up @@ -366,7 +367,8 @@ def __init__(self, config, *args, **kwargs):
config.add_option('FULL_PATHS', default = False,
help = 'Print the full path the Prefetch file translates to, if possible.',
action = "store_true")
config.add_option('MAM-DIR', default = './mam-pf/',
# config.add_option('MAM_DIR', default = './mam-pf/',
config.add_option('MAM_DIR',
help = 'Directory which to dump MAM Compressed Prefetch.')

def calculate(self):
Expand All @@ -382,8 +384,8 @@ def calculate(self):
if(address_space.profile.metadata.get('major') == 6 and address_space.profile.metadata.get('minor') == 4): # Win10
scanner_mam.load_libmscompression()
debug.debug("Scanning for MAM compressed data, this can take a while.............")
if not os.path.isdir(self._config.MAM_DIR):
debug.error(self._config.MAM_DIR + " is not a directory. Please specify a mam dump directory (--mam-dir)")
if self._config.MAM_DIR and not os.path.isdir(self._config.MAM_DIR):
debug.error(self._config.MAM_DIR + " is not a directory. Please specify a mam dump directory (--mam_dir)")

for offset in scanner_mam.scan(address_space):
pf_header = scanner_mam.carve_mam(address_space, offset, self._config.MAM_DIR)
Expand Down