Function at 0x47c8af
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 0x47c8de
mov dword [ebp - 0x30], ebx
mov byte [ebp - 1], 0x10
jmp 0x47c8e8
mov dword [ebp - 0x30], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.0047aadb
test eax, eax
pop ecx
je 0x47c903
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.004615cf
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.0045f725
test eax, eax
pop ecx
je 0x47c91e
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.004615cf
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x47c93b
test ecx, 0x74000
jne 0x47c937
cmp dword [ebp - 0x24], eax
je 0x47c93b
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, 0x80000000
je 0x47c995
dec eax
je 0x47c97f
dec eax
je 0x47c97a
call fcn.0046488d
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0046487a
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.004616cb
add esp, 0x14
jmp 0x47cf48
mov dword [ebp - 8], edx
jmp 0x47c998
test cl, 8
je 0x47c98c
test ecx, 0x70000
jne 0x47c97a
mov dword [ebp - 8], 0x40000000
jmp 0x47c998
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x47c9d9
sub eax, ecx
je 0x47c9d0
sub eax, ecx
je 0x47c9c7
sub eax, ecx
je 0x47c9be
sub eax, 0x40
jne 0x47c954
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x47c9dc
mov dword [ebp - 0x10], 3
jmp 0x47c9dc
mov dword [ebp - 0x10], 2
jmp 0x47c9dc
mov dword [ebp - 0x10], 1
jmp 0x47c9dc
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 0x47ca2f
je 0x47ca26
cmp eax, ebx
je 0x47ca26
cmp eax, edi
je 0x47ca1d
cmp eax, 0x200
je 0x47caa2
cmp eax, 0x300
jne 0x47c954
mov dword [ebp - 0x14], 2
jmp 0x47ca4c
mov dword [ebp - 0x14], 4
jmp 0x47ca4c
mov dword [ebp - 0x14], 3
jmp 0x47ca4c
cmp eax, 0x500
je 0x47ca45
cmp eax, 0x600
je 0x47caa2
cmp eax, edx
jne 0x47c954
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x47ca70
mov ecx, dword [0x4bd0e4]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x47ca70
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x47ca8c
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x47ca8c
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x47ca95
or dword [ebp - 0xc], edi
test al, 0x20
je 0x47caab
or dword [ebp - 0xc], 0x8000000
jmp 0x47cab6
mov dword [ebp - 0x14], 5
jmp 0x47ca4c
test al, 0x10
je 0x47cab6
or dword [ebp - 0xc], 0x10000000
call fcn.004675d5
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x47cadc
call fcn.0046488d
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0046487a
mov dword [eax], 0x18
jmp 0x47cb6a
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 0x47cb76
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x47cb42
test byte [ebp + 0x10], 1
je 0x47cb42
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 0x47cb76
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x4bde00]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.004648a0
pop ecx
call fcn.0046487a
mov eax, dword [eax]
jmp 0x47d004
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x47cbc7
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x4bde00]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.004648a0
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x47cb6a
call fcn.0046487a
mov dword [eax], 0xd
jmp 0x47cb6a
cmp eax, 2
jne 0x47cbd2
or byte [ebp - 1], 0x40
jmp 0x47cbdb
cmp eax, 3
jne 0x47cbdb
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.004673a4
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x4bde00]
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 + 0x4bde00]
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 0x47ccb1
test cl, 0x80
je 0x47cd81
test byte [ebp + 0x10], 2
je 0x47ccb1
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.0046f01f
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x47cc6f
call fcn.0046488d
cmp dword [eax], 0x83
je 0x47ccb1
push dword [esi]
call fcn.0046ee92
jmp 0x47cb69
push 1
lea eax, [ebp - 0x2c]
push eax
push dword [esi]
mov dword [ebp - 0x2c], ebx
call fcn.0046f28d
add esp, 0xc
test eax, eax
jne 0x47cca1
cmp word [ebp - 0x2c], 0x1a
jne 0x47cca1
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.0047a86b
add esp, 0xc
cmp eax, edi
je 0x47cc63
push ebx
push ebx
push dword [esi]
call fcn.0046f01f
add esp, 0xc
cmp eax, edi
je 0x47cc63
test byte [ebp - 1], 0x80
je 0x47cd81
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x47ccd9
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x47ccd6
or dword [ebp + 0x10], edi
jmp 0x47ccd9
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x47cd26
cmp eax, 0x10000
je 0x47cd12
cmp eax, 0x14000
je 0x47cd12
cmp eax, 0x20000
je 0x47cd20
cmp eax, 0x24000
je 0x47cd20
cmp eax, 0x40000
je 0x47cd0c
cmp eax, 0x44000
jne 0x47cd29
mov byte [ebp - 2], 1
jmp 0x47cd29
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x47cd29
mov byte [ebp - 2], 2
jmp 0x47cd29
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x47cd81
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x47cd81
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x47cedb
cmp eax, 0x80000000
je 0x47cea2
cmp eax, ecx
jne 0x47cd81
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x47cd81
cmp eax, 2
jbe 0x47cf83
cmp eax, 4
jbe 0x47ce74
cmp eax, 5
je 0x47cf83
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4bde00]
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 + 0x4bde00]
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 0x47cdf3
test byte [ebp + 0x10], 8
je 0x47cdf3
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4bde00]
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 0x47d002
test byte [ebp + 0x10], 1
je 0x47d002
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 0x47cfeb
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.004648a0
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4bde00]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.00467421
pop ecx
jmp 0x47cb69
push 2
push ebx
push ebx
push dword [esi]
call fcn.00475a8c
add esp, 0x10
or eax, edx
je 0x47cf83
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00475a8c
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x47cc63
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.0046f28d
add esp, 0xc
cmp eax, 0xffffffff
je 0x47cc63
cmp eax, 2
je 0x47cf27
cmp eax, 3
jne 0x47cf75
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x47cf27
mov byte [ebp - 2], 1
jmp 0x47cd81
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x47cd81
cmp eax, 2
jbe 0x47cf83
cmp eax, 4
ja 0x47cd78
push 2
push ebx
push ebx
push dword [esi]
call fcn.00475a8c
add esp, 0x10
or eax, edx
je 0x47cf83
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00475a8c
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x47cd81
jmp 0x47cc63
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x47cf4f
push dword [esi]
call fcn.0046ee92
pop ecx
call fcn.0046487a
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x47d004
cmp eax, 0xfeff
jne 0x47cf75
push ebx
push 2
push dword [esi]
call fcn.0046f01f
add esp, 0xc
cmp eax, 0xffffffff
je 0x47cc63
mov byte [ebp - 2], 2
jmp 0x47cd81
push ebx
push ebx
push dword [esi]
call fcn.0046f01f
add esp, 0xc
jmp 0x47cf19
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x47cfa3
dec eax
jne 0x47cd81
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x47cfb1
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.0047121f
add esp, 0xc
cmp eax, 0xffffffff
je 0x47cfd7
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x47cfb1
jmp 0x47cd81
push dword [esi]
call fcn.0046ee92
pop ecx
call fcn.0046487a
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x47d004
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4bde00]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret