Function at 0x4a082f
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 0x4a085e
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 1], 0x10
jmp 0x4a0868
mov dword [ebp - 0x2c], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.0049c365
test eax, eax
pop ecx
je 0x4a0883
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0048a5ee
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.0048f1bf
test eax, eax
pop ecx
je 0x4a089e
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0048a5ee
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x4a08bb
test ecx, 0x74000
jne 0x4a08b7
cmp dword [ebp - 0x24], eax
je 0x4a08bb
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, SysReAllocString
je 0x4a0915
dec eax
je 0x4a08ff
dec eax
je 0x4a08fa
call fcn.004906b3
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.004906a0
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.0048a6ea
add esp, 0x14
jmp 0x4a0ec7
mov dword [ebp - 8], edx
jmp 0x4a0918
test cl, 8
je 0x4a090c
test ecx, 0x70000
jne 0x4a08fa
mov dword [ebp - 8], 0x40000000
jmp 0x4a0918
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x4a0959
sub eax, ecx
je 0x4a0950
sub eax, ecx
je 0x4a0947
sub eax, ecx
je 0x4a093e
sub eax, 0x40
jne 0x4a08d4
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x4a095c
mov dword [ebp - 0x10], 3
jmp 0x4a095c
mov dword [ebp - 0x10], 2
jmp 0x4a095c
mov dword [ebp - 0x10], 1
jmp 0x4a095c
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 0x4a09af
je 0x4a09a6
cmp eax, ebx
je 0x4a09a6
cmp eax, edi
je 0x4a099d
cmp eax, 0x200
je 0x4a0a22
cmp eax, 0x300
jne 0x4a08d4
mov dword [ebp - 0x14], 2
jmp 0x4a09cc
mov dword [ebp - 0x14], 4
jmp 0x4a09cc
mov dword [ebp - 0x14], 3
jmp 0x4a09cc
cmp eax, 0x500
je 0x4a09c5
cmp eax, 0x600
je 0x4a0a22
cmp eax, edx
jne 0x4a08d4
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x4a09f0
mov ecx, dword [0x4d70b0]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x4a09f0
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x4a0a0c
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x4a0a0c
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x4a0a15
or dword [ebp - 0xc], edi
test al, 0x20
je 0x4a0a2b
or dword [ebp - 0xc], 0x8000000
jmp 0x4a0a36
mov dword [ebp - 0x14], 5
jmp 0x4a09cc
test al, 0x10
je 0x4a0a36
or dword [ebp - 0xc], 0x10000000
call fcn.0048d22b
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x4a0a5c
call fcn.004906b3
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.004906a0
mov dword [eax], 0x18
jmp 0x4a0aea
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 0x4a0af6
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x4a0ac2
test byte [ebp + 0x10], 1
je 0x4a0ac2
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 0x4a0af6
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x4d82e0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.004906c6
pop ecx
call fcn.004906a0
mov eax, dword [eax]
jmp 0x4a0f83
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x4a0b47
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x4d82e0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.004906c6
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x4a0aea
call fcn.004906a0
mov dword [eax], 0xd
jmp 0x4a0aea
cmp eax, 2
jne 0x4a0b52
or byte [ebp - 1], 0x40
jmp 0x4a0b5b
cmp eax, 3
jne 0x4a0b5b
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.0048cffa
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x4d82e0]
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 + 0x4d82e0]
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 0x4a0c30
test cl, 0x80
je 0x4a0d00
test byte [ebp + 0x10], 2
je 0x4a0c30
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.00495b10
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x4a0bef
call fcn.004906b3
cmp dword [eax], 0x83
je 0x4a0c30
push dword [esi]
call fcn.004956ef
jmp 0x4a0ae9
push 1
lea eax, [ebp - 4]
push eax
push dword [esi]
mov byte [ebp - 4], bl
call fcn.00496ad9
add esp, 0xc
test eax, eax
jne 0x4a0c20
cmp byte [ebp - 4], 0x1a
jne 0x4a0c20
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.0048ce46
add esp, 0xc
cmp eax, edi
je 0x4a0be3
push ebx
push ebx
push dword [esi]
call fcn.00495b10
add esp, 0xc
cmp eax, edi
je 0x4a0be3
test byte [ebp - 1], 0x80
je 0x4a0d00
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x4a0c58
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x4a0c55
or dword [ebp + 0x10], edi
jmp 0x4a0c58
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x4a0ca5
cmp eax, 0x10000
je 0x4a0c91
cmp eax, 0x14000
je 0x4a0c91
cmp eax, 0x20000
je 0x4a0c9f
cmp eax, 0x24000
je 0x4a0c9f
cmp eax, 0x40000
je 0x4a0c8b
cmp eax, 0x44000
jne 0x4a0ca8
mov byte [ebp - 2], 1
jmp 0x4a0ca8
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x4a0ca8
mov byte [ebp - 2], 2
jmp 0x4a0ca8
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x4a0d00
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x4a0d00
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x4a0e5a
cmp eax, 0x80000000
je 0x4a0e21
cmp eax, ecx
jne 0x4a0d00
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x4a0d00
cmp eax, 2
jbe 0x4a0f02
cmp eax, 4
jbe 0x4a0df3
cmp eax, 5
je 0x4a0f02
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4d82e0]
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 + 0x4d82e0]
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 0x4a0d72
test byte [ebp + 0x10], 8
je 0x4a0d72
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4d82e0]
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 0x4a0f81
test byte [ebp + 0x10], 1
je 0x4a0f81
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 0x4a0f6a
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.004906c6
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4d82e0]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.0048d077
pop ecx
jmp 0x4a0ae9
push 2
push ebx
push ebx
push dword [esi]
call fcn.0049c399
add esp, 0x10
or eax, edx
je 0x4a0f02
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0049c399
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x4a0be3
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.00496ad9
add esp, 0xc
cmp eax, 0xffffffff
je 0x4a0be3
cmp eax, 2
je 0x4a0ea6
cmp eax, 3
jne 0x4a0ef4
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x4a0ea6
mov byte [ebp - 2], 1
jmp 0x4a0d00
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x4a0d00
cmp eax, 2
jbe 0x4a0f02
cmp eax, 4
ja 0x4a0cf7
push 2
push ebx
push ebx
push dword [esi]
call fcn.0049c399
add esp, 0x10
or eax, edx
je 0x4a0f02
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0049c399
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x4a0d00
jmp 0x4a0be3
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x4a0ece
push dword [esi]
call fcn.004956ef
pop ecx
call fcn.004906a0
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x4a0f83
cmp eax, 0xfeff
jne 0x4a0ef4
push ebx
push 2
push dword [esi]
call fcn.00495b10
add esp, 0xc
cmp eax, 0xffffffff
je 0x4a0be3
mov byte [ebp - 2], 2
jmp 0x4a0d00
push ebx
push ebx
push dword [esi]
call fcn.00495b10
add esp, 0xc
jmp 0x4a0e98
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x4a0f22
dec eax
jne 0x4a0d00
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x4a0f30
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.0049c0a8
add esp, 0xc
cmp eax, 0xffffffff
je 0x4a0f56
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x4a0f30
jmp 0x4a0d00
push dword [esi]
call fcn.004956ef
pop ecx
call fcn.004906a0
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x4a0f83
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4d82e0]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret