Function at 0x48e033
Capabilities:
Encrypt data using speck

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x38
push ebx
xor ebx, ebx
test byte [ebp + 0x10], 0x80
push esi
push edi
mov esi, eax
mov dword [ebp - 0x24], ebx
mov dword [ebp - 0x28], ebx
mov byte [ebp - 2], bl
mov dword [ebp - 0x38], 0xc
mov dword [ebp - 0x34], ebx
je 0x48e062
mov dword [ebp - 0x30], ebx
mov byte [ebp - 1], 0x10
jmp 0x48e06c
mov dword [ebp - 0x30], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.0048ad3f
test eax, eax
pop ecx
je 0x48e087
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0047709e
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.0047b3e1
test eax, eax
pop ecx
je 0x48e0a2
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0047709e
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x48e0bf
test ecx, 0x74000
jne 0x48e0bb
cmp dword [ebp - 0x24], eax
je 0x48e0bf
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, SysReAllocString
je 0x48e119
dec eax
je 0x48e103
dec eax
je 0x48e0fe
call fcn.0047f487
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0047f474
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.0047719a
add esp, 0x14
jmp 0x48e6cc
mov dword [ebp - 8], edx
jmp 0x48e11c
test cl, 8
je 0x48e110
test ecx, 0x70000
jne 0x48e0fe
mov dword [ebp - 8], 0x40000000
jmp 0x48e11c
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x48e15d
sub eax, ecx
je 0x48e154
sub eax, ecx
je 0x48e14b
sub eax, ecx
je 0x48e142
sub eax, 0x40
jne 0x48e0d8
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x48e160
mov dword [ebp - 0x10], 3
jmp 0x48e160
mov dword [ebp - 0x10], 2
jmp 0x48e160
mov dword [ebp - 0x10], 1
jmp 0x48e160
mov dword [ebp - 0x10], ebx
mov eax, dword [ebp + 0x10]
mov edx, 0x700
and eax, edx
mov ecx, 0x400
cmp eax, ecx
mov edi, 0x100
jg 0x48e1b3
je 0x48e1aa
cmp eax, ebx
je 0x48e1aa
cmp eax, edi
je 0x48e1a1
cmp eax, 0x200
je 0x48e226
cmp eax, 0x300
jne 0x48e0d8
mov dword [ebp - 0x14], 2
jmp 0x48e1d0
mov dword [ebp - 0x14], 4
jmp 0x48e1d0
mov dword [ebp - 0x14], 3
jmp 0x48e1d0
cmp eax, 0x500
je 0x48e1c9
cmp eax, 0x600
je 0x48e226
cmp eax, edx
jne 0x48e0d8
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x48e1f4
mov ecx, dword [0x4d9344]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x48e1f4
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x48e210
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x48e210
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x48e219
or dword [ebp - 0xc], edi
test al, 0x20
je 0x48e22f
or dword [ebp - 0xc], 0x8000000
jmp 0x48e23a
mov dword [ebp - 0x14], 5
jmp 0x48e1d0
test al, 0x10
je 0x48e23a
or dword [ebp - 0xc], 0x10000000
call fcn.0047c08d
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x48e260
call fcn.0047f487
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0047f474
mov dword [eax], 0x18
jmp 0x48e2ee
mov eax, dword [ebp + 8]
mov edi, dword [sym.imp.KERNEL32.dll_CreateFileW]
push ebx
push dword [ebp - 0xc]
mov dword [eax], 1
push dword [ebp - 0x14]
lea eax, [ebp - 0x38]
push eax
push dword [ebp - 0x10]
push dword [ebp - 8]
push dword [ebp + 0xc]
call edi
cmp eax, 0xffffffff
mov dword [ebp - 0x1c], eax
jne 0x48e2fa
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x48e2c6
test byte [ebp + 0x10], 1
je 0x48e2c6
and dword [ebp - 8], 0x7fffffff
push ebx
push dword [ebp - 0xc]
lea eax, [ebp - 0x38]
push dword [ebp - 0x14]
push eax
push dword [ebp - 0x10]
push dword [ebp - 8]
push dword [ebp + 0xc]
call edi
cmp eax, 0xffffffff
mov dword [ebp - 0x1c], eax
jne 0x48e2fa
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x4da660]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0047f49a
pop ecx
call fcn.0047f474
mov eax, dword [eax]
jmp 0x48e788
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x48e34b
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x4da660]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.0047f49a
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x48e2ee
call fcn.0047f474
mov dword [eax], 0xd
jmp 0x48e2ee
cmp eax, 2
jne 0x48e356
or byte [ebp - 1], 0x40
jmp 0x48e35f
cmp eax, 3
jne 0x48e35f
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.0047be5c
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x4da660]
pop ecx
pop ecx
mov cl, byte [ebp - 1]
or cl, 1
mov byte [edx + eax + 4], cl
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x4da660]
lea eax, [edx + eax + 0x24]
and byte [eax], 0x80
mov byte [ebp - 3], cl
and byte [ebp - 3], 0x48
mov byte [ebp - 1], cl
jne 0x48e435
test cl, 0x80
je 0x48e505
test byte [ebp + 0x10], 2
je 0x48e435
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.00482330
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x48e3f3
call fcn.0047f487
cmp dword [eax], 0x83
je 0x48e435
push dword [esi]
call fcn.00481f0f
jmp 0x48e2ed
push 1
lea eax, [ebp - 0x2c]
push eax
push dword [esi]
mov dword [ebp - 0x2c], ebx
call fcn.00483539
add esp, 0xc
test eax, eax
jne 0x48e425
cmp word [ebp - 0x2c], 0x1a
jne 0x48e425
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.0047b707
add esp, 0xc
cmp eax, edi
je 0x48e3e7
push ebx
push ebx
push dword [esi]
call fcn.00482330
add esp, 0xc
cmp eax, edi
je 0x48e3e7
test byte [ebp - 1], 0x80
je 0x48e505
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x48e45d
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x48e45a
or dword [ebp + 0x10], edi
jmp 0x48e45d
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x48e4aa
cmp eax, 0x10000
je 0x48e496
cmp eax, 0x14000
je 0x48e496
cmp eax, 0x20000
je 0x48e4a4
cmp eax, 0x24000
je 0x48e4a4
cmp eax, 0x40000
je 0x48e490
cmp eax, 0x44000
jne 0x48e4ad
mov byte [ebp - 2], 1
jmp 0x48e4ad
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x48e4ad
mov byte [ebp - 2], 2
jmp 0x48e4ad
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x48e505
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x48e505
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x48e65f
cmp eax, 0x80000000
je 0x48e626
cmp eax, ecx
jne 0x48e505
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x48e505
cmp eax, 2
jbe 0x48e707
cmp eax, 4
jbe 0x48e5f8
cmp eax, 5
je 0x48e707
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4da660]
lea eax, [ecx + eax + 0x24]
mov cl, byte [eax]
xor cl, byte [ebp - 2]
and cl, 0x7f
xor byte [eax], cl
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4da660]
lea eax, [ecx + eax + 0x24]
mov ecx, dword [ebp + 0x10]
mov dl, byte [eax]
shr ecx, 0x10
shl cl, 7
and dl, 0x7f
or cl, dl
cmp byte [ebp - 3], bl
mov byte [eax], cl
jne 0x48e577
test byte [ebp + 0x10], 8
je 0x48e577
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4da660]
lea eax, [ecx + eax + 4]
or byte [eax], 0x20
mov edi, dword [ebp - 8]
mov eax, 0xc0000000
mov ecx, edi
and ecx, eax
cmp ecx, eax
jne 0x48e786
test byte [ebp + 0x10], 1
je 0x48e786
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push ebx
push dword [ebp - 0xc]
lea eax, [ebp - 0x38]
push 3
push eax
push dword [ebp - 0x10]
and edi, 0x7fffffff
push edi
push dword [ebp + 0xc]
call dword [sym.imp.KERNEL32.dll_CreateFileW]
cmp eax, 0xffffffff
jne 0x48e76f
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0047f49a
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4da660]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.0047bed9
pop ecx
jmp 0x48e2ed
push 2
push ebx
push ebx
push dword [esi]
call fcn.0048ad73
add esp, 0x10
or eax, edx
je 0x48e707
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0048ad73
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x48e3e7
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.00483539
add esp, 0xc
cmp eax, 0xffffffff
je 0x48e3e7
cmp eax, 2
je 0x48e6ab
cmp eax, 3
jne 0x48e6f9
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x48e6ab
mov byte [ebp - 2], 1
jmp 0x48e505
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x48e505
cmp eax, 2
jbe 0x48e707
cmp eax, 4
ja 0x48e4fc
push 2
push ebx
push ebx
push dword [esi]
call fcn.0048ad73
add esp, 0x10
or eax, edx
je 0x48e707
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0048ad73
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x48e505
jmp 0x48e3e7
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x48e6d3
push dword [esi]
call fcn.00481f0f
pop ecx
call fcn.0047f474
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x48e788
cmp eax, 0xfeff
jne 0x48e6f9
push ebx
push 2
push dword [esi]
call fcn.00482330
add esp, 0xc
cmp eax, 0xffffffff
je 0x48e3e7
mov byte [ebp - 2], 2
jmp 0x48e505
push ebx
push ebx
push dword [esi]
call fcn.00482330
add esp, 0xc
jmp 0x48e69d
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x48e727
dec eax
jne 0x48e505
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x48e735
mov dword [ebp - 0x18], 0xbfbbef
mov dword [ebp - 0x14], 3
mov eax, dword [ebp - 0x14]
sub eax, edi
push eax
lea eax, [ebp + edi - 0x18]
push eax
push dword [esi]
call fcn.0048aba7
add esp, 0xc
cmp eax, 0xffffffff
je 0x48e75b
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x48e735
jmp 0x48e505
push dword [esi]
call fcn.00481f0f
pop ecx
call fcn.0047f474
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x48e788
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4da660]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret