Function at 0x45867b
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 0x4586aa
mov dword [ebp - 0x30], ebx
mov byte [ebp - 1], 0x10
jmp 0x4586b4
mov dword [ebp - 0x30], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.0045b0a5
test eax, eax
pop ecx
je 0x4586cf
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0043deb2
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.00445ddc
test eax, eax
pop ecx
je 0x4586ea
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0043deb2
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x458707
test ecx, 0x74000
jne 0x458703
cmp dword [ebp - 0x24], eax
je 0x458707
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, SysReAllocString
je 0x458761
dec eax
je 0x45874b
dec eax
je 0x458746
call fcn.0043cdb9
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0043cda6
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.0043dfae
add esp, 0x14
jmp 0x458d14
mov dword [ebp - 8], edx
jmp 0x458764
test cl, 8
je 0x458758
test ecx, 0x70000
jne 0x458746
mov dword [ebp - 8], 0x40000000
jmp 0x458764
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x4587a5
sub eax, ecx
je 0x45879c
sub eax, ecx
je 0x458793
sub eax, ecx
je 0x45878a
sub eax, 0x40
jne 0x458720
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x4587a8
mov dword [ebp - 0x10], 3
jmp 0x4587a8
mov dword [ebp - 0x10], 2
jmp 0x4587a8
mov dword [ebp - 0x10], 1
jmp 0x4587a8
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 0x4587fb
je 0x4587f2
cmp eax, ebx
je 0x4587f2
cmp eax, edi
je 0x4587e9
cmp eax, 0x200
je 0x45886e
cmp eax, 0x300
jne 0x458720
mov dword [ebp - 0x14], 2
jmp 0x458818
mov dword [ebp - 0x14], 4
jmp 0x458818
mov dword [ebp - 0x14], 3
jmp 0x458818
cmp eax, 0x500
je 0x458811
cmp eax, 0x600
je 0x45886e
cmp eax, edx
jne 0x458720
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x45883c
mov ecx, dword [0x510bbc]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x45883c
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x458858
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x458858
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x458861
or dword [ebp - 0xc], edi
test al, 0x20
je 0x458877
or dword [ebp - 0xc], 0x8000000
jmp 0x458882
mov dword [ebp - 0x14], 5
jmp 0x458818
test al, 0x10
je 0x458882
or dword [ebp - 0xc], 0x10000000
call fcn.00456974
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x4588a8
call fcn.0043cdb9
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0043cda6
mov dword [eax], 0x18
jmp 0x458936
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 0x458942
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x45890e
test byte [ebp + 0x10], 1
je 0x45890e
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 0x458942
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x5121a0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0043cdcc
pop ecx
call fcn.0043cda6
mov eax, dword [eax]
jmp 0x458dd0
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x458993
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x5121a0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.0043cdcc
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x458936
call fcn.0043cda6
mov dword [eax], 0xd
jmp 0x458936
cmp eax, 2
jne 0x45899e
or byte [ebp - 1], 0x40
jmp 0x4589a7
cmp eax, 3
jne 0x4589a7
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.00456743
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x5121a0]
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 + 0x5121a0]
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 0x458a7d
test cl, 0x80
je 0x458b4d
test byte [ebp + 0x10], 2
je 0x458a7d
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.004492fb
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x458a3b
call fcn.0043cdb9
cmp dword [eax], 0x83
je 0x458a7d
push dword [esi]
call fcn.00447d47
jmp 0x458935
push 1
lea eax, [ebp - 0x2c]
push eax
push dword [esi]
mov dword [ebp - 0x2c], ebx
call fcn.004481fb
add esp, 0xc
test eax, eax
jne 0x458a6d
cmp word [ebp - 0x2c], 0x1a
jne 0x458a6d
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.0045ae35
add esp, 0xc
cmp eax, edi
je 0x458a2f
push ebx
push ebx
push dword [esi]
call fcn.004492fb
add esp, 0xc
cmp eax, edi
je 0x458a2f
test byte [ebp - 1], 0x80
je 0x458b4d
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x458aa5
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x458aa2
or dword [ebp + 0x10], edi
jmp 0x458aa5
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x458af2
cmp eax, 0x10000
je 0x458ade
cmp eax, 0x14000
je 0x458ade
cmp eax, 0x20000
je 0x458aec
cmp eax, 0x24000
je 0x458aec
cmp eax, 0x40000
je 0x458ad8
cmp eax, 0x44000
jne 0x458af5
mov byte [ebp - 2], 1
jmp 0x458af5
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x458af5
mov byte [ebp - 2], 2
jmp 0x458af5
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x458b4d
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x458b4d
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x458ca7
cmp eax, 0x80000000
je 0x458c6e
cmp eax, ecx
jne 0x458b4d
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x458b4d
cmp eax, 2
jbe 0x458d4f
cmp eax, 4
jbe 0x458c40
cmp eax, 5
je 0x458d4f
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x5121a0]
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 + 0x5121a0]
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 0x458bbf
test byte [ebp + 0x10], 8
je 0x458bbf
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x5121a0]
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 0x458dce
test byte [ebp + 0x10], 1
je 0x458dce
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 0x458db7
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0043cdcc
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x5121a0]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.004567c0
pop ecx
jmp 0x458935
push 2
push ebx
push ebx
push dword [esi]
call fcn.00456c38
add esp, 0x10
or eax, edx
je 0x458d4f
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00456c38
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x458a2f
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.004481fb
add esp, 0xc
cmp eax, 0xffffffff
je 0x458a2f
cmp eax, 2
je 0x458cf3
cmp eax, 3
jne 0x458d41
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x458cf3
mov byte [ebp - 2], 1
jmp 0x458b4d
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x458b4d
cmp eax, 2
jbe 0x458d4f
cmp eax, 4
ja 0x458b44
push 2
push ebx
push ebx
push dword [esi]
call fcn.00456c38
add esp, 0x10
or eax, edx
je 0x458d4f
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00456c38
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x458b4d
jmp 0x458a2f
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x458d1b
push dword [esi]
call fcn.00447d47
pop ecx
call fcn.0043cda6
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x458dd0
cmp eax, 0xfeff
jne 0x458d41
push ebx
push 2
push dword [esi]
call fcn.004492fb
add esp, 0xc
cmp eax, 0xffffffff
je 0x458a2f
mov byte [ebp - 2], 2
jmp 0x458b4d
push ebx
push ebx
push dword [esi]
call fcn.004492fb
add esp, 0xc
jmp 0x458ce5
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x458d6f
dec eax
jne 0x458b4d
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x458d7d
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.00448fdf
add esp, 0xc
cmp eax, 0xffffffff
je 0x458da3
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x458d7d
jmp 0x458b4d
push dword [esi]
call fcn.00447d47
pop ecx
call fcn.0043cda6
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x458dd0
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x5121a0]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret