Function at 0x4a0ef7
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 0x4a0f26
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 1], 0x10
jmp 0x4a0f30
mov dword [ebp - 0x2c], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.0049b265
test eax, eax
pop ecx
je 0x4a0f4b
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.004863b2
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.00490293
test eax, eax
pop ecx
je 0x4a0f66
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.004863b2
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x4a0f83
test ecx, 0x74000
jne 0x4a0f7f
cmp dword [ebp - 0x24], eax
je 0x4a0f83
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, SysReAllocString
je 0x4a0fdd
dec eax
je 0x4a0fc7
dec eax
je 0x4a0fc2
call fcn.004901b9
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.004901a6
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.004864ae
add esp, 0x14
jmp 0x4a158f
mov dword [ebp - 8], edx
jmp 0x4a0fe0
test cl, 8
je 0x4a0fd4
test ecx, 0x70000
jne 0x4a0fc2
mov dword [ebp - 8], 0x40000000
jmp 0x4a0fe0
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x4a1021
sub eax, ecx
je 0x4a1018
sub eax, ecx
je 0x4a100f
sub eax, ecx
je 0x4a1006
sub eax, 0x40
jne 0x4a0f9c
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x4a1024
mov dword [ebp - 0x10], 3
jmp 0x4a1024
mov dword [ebp - 0x10], 2
jmp 0x4a1024
mov dword [ebp - 0x10], 1
jmp 0x4a1024
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 0x4a1077
je 0x4a106e
cmp eax, ebx
je 0x4a106e
cmp eax, edi
je 0x4a1065
cmp eax, 0x200
je 0x4a10ea
cmp eax, 0x300
jne 0x4a0f9c
mov dword [ebp - 0x14], 2
jmp 0x4a1094
mov dword [ebp - 0x14], 4
jmp 0x4a1094
mov dword [ebp - 0x14], 3
jmp 0x4a1094
cmp eax, 0x500
je 0x4a108d
cmp eax, 0x600
je 0x4a10ea
cmp eax, edx
jne 0x4a0f9c
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x4a10b8
mov ecx, dword [0x4ed658]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x4a10b8
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x4a10d4
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x4a10d4
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x4a10dd
or dword [ebp - 0xc], edi
test al, 0x20
je 0x4a10f3
or dword [ebp - 0xc], 0x8000000
jmp 0x4a10fe
mov dword [ebp - 0x14], 5
jmp 0x4a1094
test al, 0x10
je 0x4a10fe
or dword [ebp - 0xc], 0x10000000
call fcn.0048c0f7
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x4a1124
call fcn.004901b9
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.004901a6
mov dword [eax], 0x18
jmp 0x4a11b2
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 0x4a11be
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x4a118a
test byte [ebp + 0x10], 1
je 0x4a118a
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 0x4a11be
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x4ef7e0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.004901cc
pop ecx
call fcn.004901a6
mov eax, dword [eax]
jmp 0x4a164b
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x4a120f
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x4ef7e0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.004901cc
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x4a11b2
call fcn.004901a6
mov dword [eax], 0xd
jmp 0x4a11b2
cmp eax, 2
jne 0x4a121a
or byte [ebp - 1], 0x40
jmp 0x4a1223
cmp eax, 3
jne 0x4a1223
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.0048bec6
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x4ef7e0]
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 + 0x4ef7e0]
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 0x4a12f8
test cl, 0x80
je 0x4a13c8
test byte [ebp + 0x10], 2
je 0x4a12f8
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.00497f78
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x4a12b7
call fcn.004901b9
cmp dword [eax], 0x83
je 0x4a12f8
push dword [esi]
call fcn.00497a95
jmp 0x4a11b1
push 1
lea eax, [ebp - 4]
push eax
push dword [esi]
mov byte [ebp - 4], bl
call fcn.004973d7
add esp, 0xc
test eax, eax
jne 0x4a12e8
cmp byte [ebp - 4], 0x1a
jne 0x4a12e8
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.0048badd
add esp, 0xc
cmp eax, edi
je 0x4a12ab
push ebx
push ebx
push dword [esi]
call fcn.00497f78
add esp, 0xc
cmp eax, edi
je 0x4a12ab
test byte [ebp - 1], 0x80
je 0x4a13c8
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x4a1320
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x4a131d
or dword [ebp + 0x10], edi
jmp 0x4a1320
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x4a136d
cmp eax, 0x10000
je 0x4a1359
cmp eax, 0x14000
je 0x4a1359
cmp eax, 0x20000
je 0x4a1367
cmp eax, 0x24000
je 0x4a1367
cmp eax, 0x40000
je 0x4a1353
cmp eax, 0x44000
jne 0x4a1370
mov byte [ebp - 2], 1
jmp 0x4a1370
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x4a1370
mov byte [ebp - 2], 2
jmp 0x4a1370
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x4a13c8
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x4a13c8
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x4a1522
cmp eax, 0x80000000
je 0x4a14e9
cmp eax, ecx
jne 0x4a13c8
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x4a13c8
cmp eax, 2
jbe 0x4a15ca
cmp eax, 4
jbe 0x4a14bb
cmp eax, 5
je 0x4a15ca
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4ef7e0]
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 + 0x4ef7e0]
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 0x4a143a
test byte [ebp + 0x10], 8
je 0x4a143a
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4ef7e0]
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 0x4a1649
test byte [ebp + 0x10], 1
je 0x4a1649
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 0x4a1632
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.004901cc
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4ef7e0]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.0048bf43
pop ecx
jmp 0x4a11b1
push 2
push ebx
push ebx
push dword [esi]
call fcn.0049b299
add esp, 0x10
or eax, edx
je 0x4a15ca
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0049b299
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x4a12ab
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.004973d7
add esp, 0xc
cmp eax, 0xffffffff
je 0x4a12ab
cmp eax, 2
je 0x4a156e
cmp eax, 3
jne 0x4a15bc
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x4a156e
mov byte [ebp - 2], 1
jmp 0x4a13c8
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x4a13c8
cmp eax, 2
jbe 0x4a15ca
cmp eax, 4
ja 0x4a13bf
push 2
push ebx
push ebx
push dword [esi]
call fcn.0049b299
add esp, 0x10
or eax, edx
je 0x4a15ca
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0049b299
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x4a13c8
jmp 0x4a12ab
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x4a1596
push dword [esi]
call fcn.00497a95
pop ecx
call fcn.004901a6
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x4a164b
cmp eax, 0xfeff
jne 0x4a15bc
push ebx
push 2
push dword [esi]
call fcn.00497f78
add esp, 0xc
cmp eax, 0xffffffff
je 0x4a12ab
mov byte [ebp - 2], 2
jmp 0x4a13c8
push ebx
push ebx
push dword [esi]
call fcn.00497f78
add esp, 0xc
jmp 0x4a1560
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x4a15ea
dec eax
jne 0x4a13c8
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x4a15f8
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.0049ab9a
add esp, 0xc
cmp eax, 0xffffffff
je 0x4a161e
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x4a15f8
jmp 0x4a13c8
push dword [esi]
call fcn.00497a95
pop ecx
call fcn.004901a6
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x4a164b
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4ef7e0]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret