Function at 0x424692
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 0x4246c1
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 1], 0x10
jmp 0x4246cb
mov dword [ebp - 0x2c], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.00426207
test eax, eax
pop ecx
je 0x4246e6
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0041413e
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.0041b617
test eax, eax
pop ecx
je 0x424701
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0041413e
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x42471e
test ecx, 0x74000
jne 0x42471a
cmp dword [ebp - 0x24], eax
je 0x42471e
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, 0x80000000
je 0x424778
dec eax
je 0x424762
dec eax
je 0x42475d
call fcn.00414acb
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.00414ab8
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.0041423a
add esp, 0x14
jmp 0x424d2a
mov dword [ebp - 8], edx
jmp 0x42477b
test cl, 8
je 0x42476f
test ecx, 0x70000
jne 0x42475d
mov dword [ebp - 8], 0x40000000
jmp 0x42477b
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x4247bc
sub eax, ecx
je 0x4247b3
sub eax, ecx
je 0x4247aa
sub eax, ecx
je 0x4247a1
sub eax, 0x40
jne 0x424737
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x4247bf
mov dword [ebp - 0x10], 3
jmp 0x4247bf
mov dword [ebp - 0x10], 2
jmp 0x4247bf
mov dword [ebp - 0x10], 1
jmp 0x4247bf
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 0x424812
je 0x424809
cmp eax, ebx
je 0x424809
cmp eax, edi
je 0x424800
cmp eax, 0x200
je 0x424885
cmp eax, 0x300
jne 0x424737
mov dword [ebp - 0x14], 2
jmp 0x42482f
mov dword [ebp - 0x14], 4
jmp 0x42482f
mov dword [ebp - 0x14], 3
jmp 0x42482f
cmp eax, 0x500
je 0x424828
cmp eax, 0x600
je 0x424885
cmp eax, edx
jne 0x424737
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x424853
mov ecx, dword [0x438738]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x424853
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x42486f
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x42486f
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x424878
or dword [ebp - 0xc], edi
test al, 0x20
je 0x42488e
or dword [ebp - 0xc], 0x8000000
jmp 0x424899
mov dword [ebp - 0x14], 5
jmp 0x42482f
test al, 0x10
je 0x424899
or dword [ebp - 0xc], 0x10000000
call fcn.00423eba
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x4248bf
call fcn.00414acb
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.00414ab8
mov dword [eax], 0x18
jmp 0x42494d
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 0x424959
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x424925
test byte [ebp + 0x10], 1
je 0x424925
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 0x424959
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x438e60]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.00414ade
pop ecx
call fcn.00414ab8
mov eax, dword [eax]
jmp 0x424de6
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x4249aa
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x438e60]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.00414ade
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x42494d
call fcn.00414ab8
mov dword [eax], 0xd
jmp 0x42494d
cmp eax, 2
jne 0x4249b5
or byte [ebp - 1], 0x40
jmp 0x4249be
cmp eax, 3
jne 0x4249be
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.00423c89
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x438e60]
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 + 0x438e60]
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 0x424a93
test cl, 0x80
je 0x424b63
test byte [ebp + 0x10], 2
je 0x424a93
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.0041be30
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x424a52
call fcn.00414acb
cmp dword [eax], 0x83
je 0x424a93
push dword [esi]
call fcn.0041ba63
jmp 0x42494c
push 1
lea eax, [ebp - 4]
push eax
push dword [esi]
mov byte [ebp - 4], bl
call fcn.0041aeb0
add esp, 0xc
test eax, eax
jne 0x424a83
cmp byte [ebp - 4], 0x1a
jne 0x424a83
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.00425f97
add esp, 0xc
cmp eax, edi
je 0x424a46
push ebx
push ebx
push dword [esi]
call fcn.0041be30
add esp, 0xc
cmp eax, edi
je 0x424a46
test byte [ebp - 1], 0x80
je 0x424b63
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x424abb
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x424ab8
or dword [ebp + 0x10], edi
jmp 0x424abb
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x424b08
cmp eax, 0x10000
je 0x424af4
cmp eax, 0x14000
je 0x424af4
cmp eax, 0x20000
je 0x424b02
cmp eax, 0x24000
je 0x424b02
cmp eax, 0x40000
je 0x424aee
cmp eax, 0x44000
jne 0x424b0b
mov byte [ebp - 2], 1
jmp 0x424b0b
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x424b0b
mov byte [ebp - 2], 2
jmp 0x424b0b
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x424b63
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x424b63
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x424cbd
cmp eax, 0x80000000
je 0x424c84
cmp eax, ecx
jne 0x424b63
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x424b63
cmp eax, 2
jbe 0x424d65
cmp eax, 4
jbe 0x424c56
cmp eax, 5
je 0x424d65
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x438e60]
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 + 0x438e60]
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 0x424bd5
test byte [ebp + 0x10], 8
je 0x424bd5
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x438e60]
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 0x424de4
test byte [ebp + 0x10], 1
je 0x424de4
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 0x424dcd
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.00414ade
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x438e60]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.00423d06
pop ecx
jmp 0x42494c
push 2
push ebx
push ebx
push dword [esi]
call fcn.004238a3
add esp, 0x10
or eax, edx
je 0x424d65
push ebx
push ebx
push ebx
push dword [esi]
call fcn.004238a3
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x424a46
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.0041aeb0
add esp, 0xc
cmp eax, 0xffffffff
je 0x424a46
cmp eax, 2
je 0x424d09
cmp eax, 3
jne 0x424d57
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x424d09
mov byte [ebp - 2], 1
jmp 0x424b63
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x424b63
cmp eax, 2
jbe 0x424d65
cmp eax, 4
ja 0x424b5a
push 2
push ebx
push ebx
push dword [esi]
call fcn.004238a3
add esp, 0x10
or eax, edx
je 0x424d65
push ebx
push ebx
push ebx
push dword [esi]
call fcn.004238a3
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x424b63
jmp 0x424a46
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x424d31
push dword [esi]
call fcn.0041ba63
pop ecx
call fcn.00414ab8
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x424de6
cmp eax, 0xfeff
jne 0x424d57
push ebx
push 2
push dword [esi]
call fcn.0041be30
add esp, 0xc
cmp eax, 0xffffffff
je 0x424a46
mov byte [ebp - 2], 2
jmp 0x424b63
push ebx
push ebx
push dword [esi]
call fcn.0041be30
add esp, 0xc
jmp 0x424cfb
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x424d85
dec eax
jne 0x424b63
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x424d93
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.0041aae6
add esp, 0xc
cmp eax, 0xffffffff
je 0x424db9
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x424d93
jmp 0x424b63
push dword [esi]
call fcn.0041ba63
pop ecx
call fcn.00414ab8
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x424de6
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x438e60]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret