Function at 0x4586bb
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 0x4586ea
mov dword [ebp - 0x30], ebx
mov byte [ebp - 1], 0x10
jmp 0x4586f4
mov dword [ebp - 0x30], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.0045b0e5
test eax, eax
pop ecx
je 0x45870f
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0043dee2
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.00445e0c
test eax, eax
pop ecx
je 0x45872a
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0043dee2
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x458747
test ecx, 0x74000
jne 0x458743
cmp dword [ebp - 0x24], eax
je 0x458747
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, SysReAllocString
je 0x4587a1
dec eax
je 0x45878b
dec eax
je 0x458786
call fcn.0043cdeb
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0043cdd8
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.0043dfde
add esp, 0x14
jmp 0x458d54
mov dword [ebp - 8], edx
jmp 0x4587a4
test cl, 8
je 0x458798
test ecx, 0x70000
jne 0x458786
mov dword [ebp - 8], 0x40000000
jmp 0x4587a4
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x4587e5
sub eax, ecx
je 0x4587dc
sub eax, ecx
je 0x4587d3
sub eax, ecx
je 0x4587ca
sub eax, 0x40
jne 0x458760
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x4587e8
mov dword [ebp - 0x10], 3
jmp 0x4587e8
mov dword [ebp - 0x10], 2
jmp 0x4587e8
mov dword [ebp - 0x10], 1
jmp 0x4587e8
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 0x45883b
je 0x458832
cmp eax, ebx
je 0x458832
cmp eax, edi
je 0x458829
cmp eax, 0x200
je 0x4588ae
cmp eax, 0x300
jne 0x458760
mov dword [ebp - 0x14], 2
jmp 0x458858
mov dword [ebp - 0x14], 4
jmp 0x458858
mov dword [ebp - 0x14], 3
jmp 0x458858
cmp eax, 0x500
je 0x458851
cmp eax, 0x600
je 0x4588ae
cmp eax, edx
jne 0x458760
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x45887c
mov ecx, dword [0x510bbc]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x45887c
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x458898
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x458898
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x4588a1
or dword [ebp - 0xc], edi
test al, 0x20
je 0x4588b7
or dword [ebp - 0xc], 0x8000000
jmp 0x4588c2
mov dword [ebp - 0x14], 5
jmp 0x458858
test al, 0x10
je 0x4588c2
or dword [ebp - 0xc], 0x10000000
call fcn.004569b0
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x4588e8
call fcn.0043cdeb
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0043cdd8
mov dword [eax], 0x18
jmp 0x458976
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 0x458982
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x45894e
test byte [ebp + 0x10], 1
je 0x45894e
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 0x458982
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.0043cdfe
pop ecx
call fcn.0043cdd8
mov eax, dword [eax]
jmp 0x458e10
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x4589d3
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.0043cdfe
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x458976
call fcn.0043cdd8
mov dword [eax], 0xd
jmp 0x458976
cmp eax, 2
jne 0x4589de
or byte [ebp - 1], 0x40
jmp 0x4589e7
cmp eax, 3
jne 0x4589e7
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.0045677f
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 0x458abd
test cl, 0x80
je 0x458b8d
test byte [ebp + 0x10], 2
je 0x458abd
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.0044932b
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x458a7b
call fcn.0043cdeb
cmp dword [eax], 0x83
je 0x458abd
push dword [esi]
call fcn.00447d77
jmp 0x458975
push 1
lea eax, [ebp - 0x2c]
push eax
push dword [esi]
mov dword [ebp - 0x2c], ebx
call fcn.0044822b
add esp, 0xc
test eax, eax
jne 0x458aad
cmp word [ebp - 0x2c], 0x1a
jne 0x458aad
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.0045ae75
add esp, 0xc
cmp eax, edi
je 0x458a6f
push ebx
push ebx
push dword [esi]
call fcn.0044932b
add esp, 0xc
cmp eax, edi
je 0x458a6f
test byte [ebp - 1], 0x80
je 0x458b8d
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x458ae5
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x458ae2
or dword [ebp + 0x10], edi
jmp 0x458ae5
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x458b32
cmp eax, 0x10000
je 0x458b1e
cmp eax, 0x14000
je 0x458b1e
cmp eax, 0x20000
je 0x458b2c
cmp eax, 0x24000
je 0x458b2c
cmp eax, 0x40000
je 0x458b18
cmp eax, 0x44000
jne 0x458b35
mov byte [ebp - 2], 1
jmp 0x458b35
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x458b35
mov byte [ebp - 2], 2
jmp 0x458b35
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x458b8d
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x458b8d
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x458ce7
cmp eax, 0x80000000
je 0x458cae
cmp eax, ecx
jne 0x458b8d
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x458b8d
cmp eax, 2
jbe 0x458d8f
cmp eax, 4
jbe 0x458c80
cmp eax, 5
je 0x458d8f
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 0x458bff
test byte [ebp + 0x10], 8
je 0x458bff
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 0x458e0e
test byte [ebp + 0x10], 1
je 0x458e0e
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 0x458df7
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0043cdfe
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.004567fc
pop ecx
jmp 0x458975
push 2
push ebx
push ebx
push dword [esi]
call fcn.00456c74
add esp, 0x10
or eax, edx
je 0x458d8f
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00456c74
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x458a6f
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.0044822b
add esp, 0xc
cmp eax, 0xffffffff
je 0x458a6f
cmp eax, 2
je 0x458d33
cmp eax, 3
jne 0x458d81
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x458d33
mov byte [ebp - 2], 1
jmp 0x458b8d
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x458b8d
cmp eax, 2
jbe 0x458d8f
cmp eax, 4
ja 0x458b84
push 2
push ebx
push ebx
push dword [esi]
call fcn.00456c74
add esp, 0x10
or eax, edx
je 0x458d8f
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00456c74
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x458b8d
jmp 0x458a6f
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x458d5b
push dword [esi]
call fcn.00447d77
pop ecx
call fcn.0043cdd8
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x458e10
cmp eax, 0xfeff
jne 0x458d81
push ebx
push 2
push dword [esi]
call fcn.0044932b
add esp, 0xc
cmp eax, 0xffffffff
je 0x458a6f
mov byte [ebp - 2], 2
jmp 0x458b8d
push ebx
push ebx
push dword [esi]
call fcn.0044932b
add esp, 0xc
jmp 0x458d25
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x458daf
dec eax
jne 0x458b8d
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x458dbd
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.0044900f
add esp, 0xc
cmp eax, 0xffffffff
je 0x458de3
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x458dbd
jmp 0x458b8d
push dword [esi]
call fcn.00447d77
pop ecx
call fcn.0043cdd8
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x458e10
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