Function at 0x4a0b4c
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 0x4a0b7b
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 1], 0x10
jmp 0x4a0b85
mov dword [ebp - 0x2c], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.004a349d
test eax, eax
pop ecx
je 0x4a0ba0
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00484a74
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.00491add
test eax, eax
pop ecx
je 0x4a0bbb
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00484a74
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x4a0bd8
test ecx, 0x74000
jne 0x4a0bd4
cmp dword [ebp - 0x24], eax
je 0x4a0bd8
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, SysReAllocString
je 0x4a0c32
dec eax
je 0x4a0c1c
dec eax
je 0x4a0c17
call fcn.00487cd4
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.00487cc1
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.00484b70
add esp, 0x14
jmp 0x4a11e4
mov dword [ebp - 8], edx
jmp 0x4a0c35
test cl, 8
je 0x4a0c29
test ecx, 0x70000
jne 0x4a0c17
mov dword [ebp - 8], 0x40000000
jmp 0x4a0c35
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x4a0c76
sub eax, ecx
je 0x4a0c6d
sub eax, ecx
je 0x4a0c64
sub eax, ecx
je 0x4a0c5b
sub eax, 0x40
jne 0x4a0bf1
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x4a0c79
mov dword [ebp - 0x10], 3
jmp 0x4a0c79
mov dword [ebp - 0x10], 2
jmp 0x4a0c79
mov dword [ebp - 0x10], 1
jmp 0x4a0c79
mov dword [ebp - 0x10], ebx
mov eax, dword [ebp + 0x10]
mov edx, 0x700
and eax, edx
mov ecx, 0x400
cmp eax, ecx
mov edi, pe_nt_image_headers32
jg 0x4a0ccc
je 0x4a0cc3
cmp eax, ebx
je 0x4a0cc3
cmp eax, edi
je 0x4a0cba
cmp eax, 0x200
je 0x4a0d3f
cmp eax, 0x300
jne 0x4a0bf1
mov dword [ebp - 0x14], 2
jmp 0x4a0ce9
mov dword [ebp - 0x14], 4
jmp 0x4a0ce9
mov dword [ebp - 0x14], 3
jmp 0x4a0ce9
cmp eax, 0x500
je 0x4a0ce2
cmp eax, 0x600
je 0x4a0d3f
cmp eax, edx
jne 0x4a0bf1
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x4a0d0d
mov ecx, dword [0x509928]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x4a0d0d
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x4a0d29
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x4a0d29
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x4a0d32
or dword [ebp - 0xc], edi
test al, 0x20
je 0x4a0d48
or dword [ebp - 0xc], 0x8000000
jmp 0x4a0d53
mov dword [ebp - 0x14], 5
jmp 0x4a0ce9
test al, 0x10
je 0x4a0d53
or dword [ebp - 0xc], 0x10000000
call fcn.004a073c
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x4a0d79
call fcn.00487cd4
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.00487cc1
mov dword [eax], 0x18
jmp 0x4a0e07
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 0x4a0e13
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x4a0ddf
test byte [ebp + 0x10], 1
je 0x4a0ddf
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 0x4a0e13
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x50bb60]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.DLL_GetLastError]
push eax
call fcn.00487ce7
pop ecx
call fcn.00487cc1
mov eax, dword [eax]
jmp 0x4a12a0
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.DLL_GetFileType]
cmp eax, ebx
jne 0x4a0e64
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x50bb60]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.DLL_GetLastError]
mov esi, eax
push esi
call fcn.00487ce7
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.DLL_CloseHandle]
cmp esi, ebx
jne 0x4a0e07
call fcn.00487cc1
mov dword [eax], 0xd
jmp 0x4a0e07
cmp eax, 2
jne 0x4a0e6f
or byte [ebp - 1], 0x40
jmp 0x4a0e78
cmp eax, 3
jne 0x4a0e78
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.004a050b
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x50bb60]
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 + 0x50bb60]
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 0x4a0f4d
test cl, 0x80
je 0x4a101d
test byte [ebp + 0x10], 2
je 0x4a0f4d
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.0049715d
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x4a0f0c
call fcn.00487cd4
cmp dword [eax], 0x83
je 0x4a0f4d
push dword [esi]
call fcn.00496bb6
jmp 0x4a0e06
push 1
lea eax, [ebp - 4]
push eax
push dword [esi]
mov byte [ebp - 4], bl
call fcn.004964cb
add esp, 0xc
test eax, eax
jne 0x4a0f3d
cmp byte [ebp - 4], 0x1a
jne 0x4a0f3d
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.004a322d
add esp, 0xc
cmp eax, edi
je 0x4a0f00
push ebx
push ebx
push dword [esi]
call fcn.0049715d
add esp, 0xc
cmp eax, edi
je 0x4a0f00
test byte [ebp - 1], 0x80
je 0x4a101d
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x4a0f75
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x4a0f72
or dword [ebp + 0x10], edi
jmp 0x4a0f75
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x4a0fc2
cmp eax, 0x10000
je 0x4a0fae
cmp eax, 0x14000
je 0x4a0fae
cmp eax, 0x20000
je 0x4a0fbc
cmp eax, 0x24000
je 0x4a0fbc
cmp eax, 0x40000
je 0x4a0fa8
cmp eax, 0x44000
jne 0x4a0fc5
mov byte [ebp - 2], 1
jmp 0x4a0fc5
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x4a0fc5
mov byte [ebp - 2], 2
jmp 0x4a0fc5
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x4a101d
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x4a101d
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x4a1177
cmp eax, 0x80000000
je 0x4a113e
cmp eax, ecx
jne 0x4a101d
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x4a101d
cmp eax, 2
jbe 0x4a121f
cmp eax, 4
jbe 0x4a1110
cmp eax, 5
je 0x4a121f
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x50bb60]
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 + 0x50bb60]
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 0x4a108f
test byte [ebp + 0x10], 8
je 0x4a108f
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x50bb60]
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 0x4a129e
test byte [ebp + 0x10], 1
je 0x4a129e
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 0x4a1287
call dword [sym.imp.KERNEL32.DLL_GetLastError]
push eax
call fcn.00487ce7
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x50bb60]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.004a0588
pop ecx
jmp 0x4a0e06
push 2
push ebx
push ebx
push dword [esi]
call fcn.0049e27d
add esp, 0x10
or eax, edx
je 0x4a121f
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0049e27d
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x4a0f00
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.004964cb
add esp, 0xc
cmp eax, 0xffffffff
je 0x4a0f00
cmp eax, 2
je 0x4a11c3
cmp eax, 3
jne 0x4a1211
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x4a11c3
mov byte [ebp - 2], 1
jmp 0x4a101d
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x4a101d
cmp eax, 2
jbe 0x4a121f
cmp eax, 4
ja 0x4a1014
push 2
push ebx
push ebx
push dword [esi]
call fcn.0049e27d
add esp, 0x10
or eax, edx
je 0x4a121f
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0049e27d
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x4a101d
jmp 0x4a0f00
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x4a11eb
push dword [esi]
call fcn.00496bb6
pop ecx
call fcn.00487cc1
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x4a12a0
cmp eax, 0xfeff
jne 0x4a1211
push ebx
push 2
push dword [esi]
call fcn.0049715d
add esp, 0xc
cmp eax, 0xffffffff
je 0x4a0f00
mov byte [ebp - 2], 2
jmp 0x4a101d
push ebx
push ebx
push dword [esi]
call fcn.0049715d
add esp, 0xc
jmp 0x4a11b5
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x4a123f
dec eax
jne 0x4a101d
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x4a124d
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.00499d42
add esp, 0xc
cmp eax, 0xffffffff
je 0x4a1273
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x4a124d
jmp 0x4a101d
push dword [esi]
call fcn.00496bb6
pop ecx
call fcn.00487cc1
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x4a12a0
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x50bb60]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret