easylinux/cam-reverse
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

add "decrypter"

Browse Source
This commit is contained in:
DavidVentura
2024-01-31 10:24:06 +01:00
parent a5734e47cc
commit 51ec333ad2
1 changed files with 60 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
scripts/dec.py
+60
View File
@@ -0,0 +1,60 @@
import string
data = [
0xf1, 0xd0, 0x01, 0x18, 0xd1, 0x00, 0x00, 0x02, 0x11, 0x0a, 0x01, 0x60, 0x0c, 0x01, 0x00, 0x00,
0x4c, 0x31, 0x67, 0x4e, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x01, 0x01, 0x01, 0x01, 0x00, 0x01, 0x01, 0x01, 0x72, 0x6a, 0x78, 0x6f, 0x64, 0x75, 0x01, 0x01,
0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x72, 0x74, 0x71, 0x64, 0x73, 0x62, 0x73, 0x60,
0x71, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x31, 0x2f, 0x33, 0x34, 0x34, 0x2f, 0x33, 0x34,
0x34, 0x2f, 0x33, 0x34, 0x34, 0x01, 0x01, 0x01, 0x31, 0x2f, 0x31, 0x2f, 0x31, 0x2f, 0x31, 0x01,
0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x31, 0x2f, 0x31, 0x2f, 0x31, 0x2f, 0x31, 0x01,
0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x31, 0x2f, 0x31, 0x2f, 0x31, 0x2f, 0x31, 0x01,
0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x31, 0x2f, 0x31, 0x2f, 0x31, 0x2f, 0x31, 0x01,
0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
]
payload = data[0x14:]
def dec(d):
ret = []
for b in d:
if b % 2:
ret.append(b - 1)
else:
ret.append(b + 1)
ret = ret[4:] + ret[:4]
return ret
def hexdump(dump):
print(" " * 9, end="")
for i in range(0, 0xF+1):
print(f"{i:2X}", end=" ")
print(" ", end="")
for i in range(0, 0xF+1):
print(f"{i:X}", end="")
print()
for i in range(0, len(dump), 0x10):
line = dump[i:i+0x10]
print(f"{i:08x}", end=" ")
for b in line:
print(f"{b:02x}", end=" ")
print(" ", end="")
for b in line:
rep = "."
if chr(b) in string.printable:
rep = chr(b)
print(rep, end="")
print("")
_dec = dec(payload)
hexdump(_dec)