Function at 0x473899
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 0x4738c8
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 1], 0x10
jmp 0x4738d2
mov dword [ebp - 0x2c], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.004746f9
test eax, eax
pop ecx
je 0x4738ed
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.004624bf
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.004647dd
test eax, eax
pop ecx
je 0x473908
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.004624bf
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x473925
test ecx, 0x74000
jne 0x473921
cmp dword [ebp - 0x24], eax
je 0x473925
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, Ordinal_4
je 0x47397f
dec eax
je 0x473969
dec eax
je 0x473964
call fcn.00462cfe
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.00462ceb
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.004625bb
add esp, 0x14
jmp 0x473f31
mov dword [ebp - 8], edx
jmp 0x473982
test cl, 8
je 0x473976
test ecx, 0x70000
jne 0x473964
mov dword [ebp - 8], 0x40000000
jmp 0x473982
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x4739c3
sub eax, ecx
je 0x4739ba
sub eax, ecx
je 0x4739b1
sub eax, ecx
je 0x4739a8
sub eax, 0x40
jne 0x47393e
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x4739c6
mov dword [ebp - 0x10], 3
jmp 0x4739c6
mov dword [ebp - 0x10], 2
jmp 0x4739c6
mov dword [ebp - 0x10], 1
jmp 0x4739c6
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 0x473a19
je 0x473a10
cmp eax, ebx
je 0x473a10
cmp eax, edi
je 0x473a07
cmp eax, 0x200
je 0x473a8c
cmp eax, 0x300
jne 0x47393e
mov dword [ebp - 0x14], 2
jmp 0x473a36
mov dword [ebp - 0x14], 4
jmp 0x473a36
mov dword [ebp - 0x14], 3
jmp 0x473a36
cmp eax, 0x500
je 0x473a2f
cmp eax, 0x600
je 0x473a8c
cmp eax, edx
jne 0x47393e
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x473a5a
mov ecx, dword [0x494874]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x473a5a
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x473a76
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x473a76
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x473a7f
or dword [ebp - 0xc], edi
test al, 0x20
je 0x473a95
or dword [ebp - 0xc], 0x8000000
jmp 0x473aa0
mov dword [ebp - 0x14], 5
jmp 0x473a36
test al, 0x10
je 0x473aa0
or dword [ebp - 0xc], 0x10000000
call fcn.0046f7ac
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x473ac6
call fcn.00462cfe
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.00462ceb
mov dword [eax], 0x18
jmp 0x473b54
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 0x473b60
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x473b2c
test byte [ebp + 0x10], 1
je 0x473b2c
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 0x473b60
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x496b80]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.00462d11
pop ecx
call fcn.00462ceb
mov eax, dword [eax]
jmp 0x473fed
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x473bb1
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x496b80]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.00462d11
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x473b54
call fcn.00462ceb
mov dword [eax], 0xd
jmp 0x473b54
cmp eax, 2
jne 0x473bbc
or byte [ebp - 1], 0x40
jmp 0x473bc5
cmp eax, 3
jne 0x473bc5
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.0046f57b
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x496b80]
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 + 0x496b80]
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 0x473c9a
test cl, 0x80
je 0x473d6a
test byte [ebp + 0x10], 2
je 0x473c9a
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.00472b9d
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x473c59
call fcn.00462cfe
cmp dword [eax], 0x83
je 0x473c9a
push dword [esi]
call fcn.00471e13
jmp 0x473b53
push 1
lea eax, [ebp - 4]
push eax
push dword [esi]
mov byte [ebp - 4], bl
call fcn.004731db
add esp, 0xc
test eax, eax
jne 0x473c8a
cmp byte [ebp - 4], 0x1a
jne 0x473c8a
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.00474489
add esp, 0xc
cmp eax, edi
je 0x473c4d
push ebx
push ebx
push dword [esi]
call fcn.00472b9d
add esp, 0xc
cmp eax, edi
je 0x473c4d
test byte [ebp - 1], 0x80
je 0x473d6a
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x473cc2
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x473cbf
or dword [ebp + 0x10], edi
jmp 0x473cc2
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x473d0f
cmp eax, 0x10000
je 0x473cfb
cmp eax, 0x14000
je 0x473cfb
cmp eax, 0x20000
je 0x473d09
cmp eax, 0x24000
je 0x473d09
cmp eax, 0x40000
je 0x473cf5
cmp eax, 0x44000
jne 0x473d12
mov byte [ebp - 2], 1
jmp 0x473d12
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x473d12
mov byte [ebp - 2], 2
jmp 0x473d12
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x473d6a
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x473d6a
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x473ec4
cmp eax, 0x80000000
je 0x473e8b
cmp eax, ecx
jne 0x473d6a
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x473d6a
cmp eax, 2
jbe 0x473f6c
cmp eax, 4
jbe 0x473e5d
cmp eax, 5
je 0x473f6c
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x496b80]
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 + 0x496b80]
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 0x473ddc
test byte [ebp + 0x10], 8
je 0x473ddc
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x496b80]
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 0x473feb
test byte [ebp + 0x10], 1
je 0x473feb
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 0x473fd4
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.00462d11
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x496b80]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.0046f5f8
pop ecx
jmp 0x473b53
push 2
push ebx
push ebx
push dword [esi]
call fcn.0046b33e
add esp, 0x10
or eax, edx
je 0x473f6c
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0046b33e
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x473c4d
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.004731db
add esp, 0xc
cmp eax, 0xffffffff
je 0x473c4d
cmp eax, 2
je 0x473f10
cmp eax, 3
jne 0x473f5e
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x473f10
mov byte [ebp - 2], 1
jmp 0x473d6a
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x473d6a
cmp eax, 2
jbe 0x473f6c
cmp eax, 4
ja 0x473d61
push 2
push ebx
push ebx
push dword [esi]
call fcn.0046b33e
add esp, 0x10
or eax, edx
je 0x473f6c
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0046b33e
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x473d6a
jmp 0x473c4d
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x473f38
push dword [esi]
call fcn.00471e13
pop ecx
call fcn.00462ceb
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x473fed
cmp eax, 0xfeff
jne 0x473f5e
push ebx
push 2
push dword [esi]
call fcn.00472b9d
add esp, 0xc
cmp eax, 0xffffffff
je 0x473c4d
mov byte [ebp - 2], 2
jmp 0x473d6a
push ebx
push ebx
push dword [esi]
call fcn.00472b9d
add esp, 0xc
jmp 0x473f02
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x473f8c
dec eax
jne 0x473d6a
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x473f9a
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.0046baa0
add esp, 0xc
cmp eax, 0xffffffff
je 0x473fc0
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x473f9a
jmp 0x473d6a
push dword [esi]
call fcn.00471e13
pop ecx
call fcn.00462ceb
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x473fed
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x496b80]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret