Function at 0x4a826c
Capabilities:
Encrypt data using speck

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x34
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 - 0x34], 0xc
mov dword [ebp - 0x30], ebx
je 0x4a829b
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 1], 0x10
jmp 0x4a82a5
mov dword [ebp - 0x2c], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.004aa6cf
test eax, eax
pop ecx
je 0x4a82c0
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0048cb93
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.0049bb62
test eax, eax
pop ecx
je 0x4a82db
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0048cb93
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x4a82f8
test ecx, 0x74000
jne 0x4a82f4
cmp dword [ebp - 0x24], eax
je 0x4a82f8
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, SysReAllocString
je 0x4a8352
dec eax
je 0x4a833c
dec eax
je 0x4a8337
call fcn.0048e38e
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0048e37b
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.0048cc8f
add esp, 0x14
jmp 0x4a8904
mov dword [ebp - 8], edx
jmp 0x4a8355
test cl, 8
je 0x4a8349
test ecx, 0x70000
jne 0x4a8337
mov dword [ebp - 8], 0x40000000
jmp 0x4a8355
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x4a8396
sub eax, ecx
je 0x4a838d
sub eax, ecx
je 0x4a8384
sub eax, ecx
je 0x4a837b
sub eax, 0x40
jne 0x4a8311
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x4a8399
mov dword [ebp - 0x10], 3
jmp 0x4a8399
mov dword [ebp - 0x10], 2
jmp 0x4a8399
mov dword [ebp - 0x10], 1
jmp 0x4a8399
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 0x4a83ec
je 0x4a83e3
cmp eax, ebx
je 0x4a83e3
cmp eax, edi
je 0x4a83da
cmp eax, 0x200
je 0x4a845f
cmp eax, 0x300
jne 0x4a8311
mov dword [ebp - 0x14], 2
jmp 0x4a8409
mov dword [ebp - 0x14], 4
jmp 0x4a8409
mov dword [ebp - 0x14], 3
jmp 0x4a8409
cmp eax, 0x500
je 0x4a8402
cmp eax, 0x600
je 0x4a845f
cmp eax, edx
jne 0x4a8311
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x4a842d
mov ecx, dword [0x4de9d8]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x4a842d
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x4a8449
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x4a8449
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x4a8452
or dword [ebp - 0xc], edi
test al, 0x20
je 0x4a8468
or dword [ebp - 0xc], 0x8000000
jmp 0x4a8473
mov dword [ebp - 0x14], 5
jmp 0x4a8409
test al, 0x10
je 0x4a8473
or dword [ebp - 0xc], 0x10000000
call fcn.004a7fec
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x4a8499
call fcn.0048e38e
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0048e37b
mov dword [eax], 0x18
jmp 0x4a8527
mov eax, dword [ebp + 8]
mov edi, dword [sym.imp.KERNEL32.DLL_CreateFileA]
push ebx
push dword [ebp - 0xc]
mov dword [eax], 1
push dword [ebp - 0x14]
lea eax, [ebp - 0x34]
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 0x4a8533
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x4a84ff
test byte [ebp + 0x10], 1
je 0x4a84ff
and dword [ebp - 8], 0x7fffffff
push ebx
push dword [ebp - 0xc]
lea eax, [ebp - 0x34]
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 0x4a8533
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x4e0200]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.DLL_GetLastError]
push eax
call fcn.0048e3a1
pop ecx
call fcn.0048e37b
mov eax, dword [eax]
jmp 0x4a89c0
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.DLL_GetFileType]
cmp eax, ebx
jne 0x4a8584
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x4e0200]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.DLL_GetLastError]
mov esi, eax
push esi
call fcn.0048e3a1
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.DLL_CloseHandle]
cmp esi, ebx
jne 0x4a8527
call fcn.0048e37b
mov dword [eax], 0xd
jmp 0x4a8527
cmp eax, 2
jne 0x4a858f
or byte [ebp - 1], 0x40
jmp 0x4a8598
cmp eax, 3
jne 0x4a8598
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.004a7dbb
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x4e0200]
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 + 0x4e0200]
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 0x4a866d
test cl, 0x80
je 0x4a873d
test byte [ebp + 0x10], 2
je 0x4a866d
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.004a0552
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x4a862c
call fcn.0048e38e
cmp dword [eax], 0x83
je 0x4a866d
push dword [esi]
call fcn.0049fffe
jmp 0x4a8526
push 1
lea eax, [ebp - 4]
push eax
push dword [esi]
mov byte [ebp - 4], bl
call fcn.0049f913
add esp, 0xc
test eax, eax
jne 0x4a865d
cmp byte [ebp - 4], 0x1a
jne 0x4a865d
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.004aa45f
add esp, 0xc
cmp eax, edi
je 0x4a8620
push ebx
push ebx
push dword [esi]
call fcn.004a0552
add esp, 0xc
cmp eax, edi
je 0x4a8620
test byte [ebp - 1], 0x80
je 0x4a873d
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x4a8695
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x4a8692
or dword [ebp + 0x10], edi
jmp 0x4a8695
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x4a86e2
cmp eax, 0x10000
je 0x4a86ce
cmp eax, 0x14000
je 0x4a86ce
cmp eax, 0x20000
je 0x4a86dc
cmp eax, 0x24000
je 0x4a86dc
cmp eax, 0x40000
je 0x4a86c8
cmp eax, 0x44000
jne 0x4a86e5
mov byte [ebp - 2], 1
jmp 0x4a86e5
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x4a86e5
mov byte [ebp - 2], 2
jmp 0x4a86e5
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x4a873d
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x4a873d
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x4a8897
cmp eax, 0x80000000
je 0x4a885e
cmp eax, ecx
jne 0x4a873d
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x4a873d
cmp eax, 2
jbe 0x4a893f
cmp eax, 4
jbe 0x4a8830
cmp eax, 5
je 0x4a893f
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4e0200]
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 + 0x4e0200]
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 0x4a87af
test byte [ebp + 0x10], 8
je 0x4a87af
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4e0200]
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 0x4a89be
test byte [ebp + 0x10], 1
je 0x4a89be
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.DLL_CloseHandle]
push ebx
push dword [ebp - 0xc]
lea eax, [ebp - 0x34]
push 3
push eax
push dword [ebp - 0x10]
and edi, 0x7fffffff
push edi
push dword [ebp + 0xc]
call dword [sym.imp.KERNEL32.DLL_CreateFileA]
cmp eax, 0xffffffff
jne 0x4a89a7
call dword [sym.imp.KERNEL32.DLL_GetLastError]
push eax
call fcn.0048e3a1
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4e0200]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.004a7e38
pop ecx
jmp 0x4a8526
push 2
push ebx
push ebx
push dword [esi]
call fcn.004a4db6
add esp, 0x10
or eax, edx
je 0x4a893f
push ebx
push ebx
push ebx
push dword [esi]
call fcn.004a4db6
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x4a8620
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.0049f913
add esp, 0xc
cmp eax, 0xffffffff
je 0x4a8620
cmp eax, 2
je 0x4a88e3
cmp eax, 3
jne 0x4a8931
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x4a88e3
mov byte [ebp - 2], 1
jmp 0x4a873d
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x4a873d
cmp eax, 2
jbe 0x4a893f
cmp eax, 4
ja 0x4a8734
push 2
push ebx
push ebx
push dword [esi]
call fcn.004a4db6
add esp, 0x10
or eax, edx
je 0x4a893f
push ebx
push ebx
push ebx
push dword [esi]
call fcn.004a4db6
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x4a873d
jmp 0x4a8620
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x4a890b
push dword [esi]
call fcn.0049fffe
pop ecx
call fcn.0048e37b
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x4a89c0
cmp eax, 0xfeff
jne 0x4a8931
push ebx
push 2
push dword [esi]
call fcn.004a0552
add esp, 0xc
cmp eax, 0xffffffff
je 0x4a8620
mov byte [ebp - 2], 2
jmp 0x4a873d
push ebx
push ebx
push dword [esi]
call fcn.004a0552
add esp, 0xc
jmp 0x4a88d5
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x4a895f
dec eax
jne 0x4a873d
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x4a896d
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.004a3137
add esp, 0xc
cmp eax, 0xffffffff
je 0x4a8993
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x4a896d
jmp 0x4a873d
push dword [esi]
call fcn.0049fffe
pop ecx
call fcn.0048e37b
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x4a89c0
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4e0200]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret