TwMs v225.2 CRC MSCRC

qwas963563

//TwMs v225.2 CRC MSCRC
//單MSCRC ,沒有BCCRC的情況下會觸發D1060104檢測到CE D1010201 BlackCipher檢測到MS內存被修改
[Enable]

registersymbol(memcopy)
alloc(memcopy,256)
registersymbol(mscem)
alloc(mscem,91338512)//5719000+xx
registersymbol(memaddr)
alloc(memaddr,4)
label(copyend)
label(loopcopy)
createthread(memcopy)

memaddr:
dd mscem

memcopy:
mov eax,00401000
lea ecx,[mscem]

loopcopy:
xor ebx,ebx
movzx ebx,byte ptr [eax]
mov byte ptr [ecx],bl
inc eax
inc ecx
cmp eax,00401000+5719000
jg copyend
jmp loopcopy

copyend:
lea ebx,[mscem]
sub ebx,00401000
add ebx,046FEE53//FIXjmp
cmp [ebx],1C8B0302
je +d
mov [ebx],1C8B0302
mov [ebx+4],04C48324


lea ebx,[mscem]
sub ebx,00401000
add ebx,044D3A7A//FIXjmp
cmp [ebx],CE811B8B
je +d
mov [ebx],CE811B8B
mov [ebx+4],00000080


ret



registersymbol(mscrc1)
alloc(mscrc1,512)
label(mscrc1end)

mscrc1:
cmp ebx,00401000
jb mscrc1end
cmp ebx,00401000+5719000
ja mscrc1end
add ebx,[memaddr]
sub ebx,00401000

jmp mscrc1end

mscrc1end:
db 02 03 8B 1C 24
jmp 046FEE53+5

046FEE53:
jmp mscrc1




registersymbol(mscrc2)
alloc(mscrc2,512)
label(mscrc2end)

mscrc2:


cmp ebx,00401000
jb mscrc2end
cmp ebx,00401000+5719000
ja mscrc2end
add ebx,[memaddr]
sub ebx,00401000


jmp mscrc2end

mscrc2end:
db 8B 1B 81 CE 80 00 00 00
jmp 044D3A7A+8

044D3A7A:
jmp mscrc2

[Disable]

joe068114

想知道這個的用途求解釋~

348568784

外挂异常了 那还能试用吗 CRC数据是什么