Function at 0x527f6b
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 0x527f9a
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 1], 0x10
jmp 0x527fa4
mov dword [ebp - 0x2c], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.0052bac5
test eax, eax
pop ecx
je 0x527fbf
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0051b1df
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.00516806
test eax, eax
pop ecx
je 0x527fda
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0051b1df
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x527ff7
test ecx, 0x74000
jne 0x527ff3
cmp dword [ebp - 0x24], eax
je 0x527ff7
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, Ordinal_3
je 0x528051
dec eax
je 0x52803b
dec eax
je 0x528036
call fcn.0051afa6
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0051af93
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.0051b2db
add esp, 0x14
jmp 0x528603
mov dword [ebp - 8], edx
jmp 0x528054
test cl, 8
je 0x528048
test ecx, 0x70000
jne 0x528036
mov dword [ebp - 8], 0x40000000
jmp 0x528054
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x528095
sub eax, ecx
je 0x52808c
sub eax, ecx
je 0x528083
sub eax, ecx
je 0x52807a
sub eax, 0x40
jne 0x528010
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x528098
mov dword [ebp - 0x10], 3
jmp 0x528098
mov dword [ebp - 0x10], 2
jmp 0x528098
mov dword [ebp - 0x10], 1
jmp 0x528098
mov dword [ebp - 0x10], ebx
mov eax, dword [ebp + 0x10]
mov edx, 0x700
and eax, edx
mov ecx, 0x400
cmp eax, ecx
mov edi, pe_nt_image_headers32
jg 0x5280eb
je 0x5280e2
cmp eax, ebx
je 0x5280e2
cmp eax, edi
je 0x5280d9
cmp eax, 0x200
je 0x52815e
cmp eax, 0x300
jne 0x528010
mov dword [ebp - 0x14], 2
jmp 0x528108
mov dword [ebp - 0x14], 4
jmp 0x528108
mov dword [ebp - 0x14], 3
jmp 0x528108
cmp eax, 0x500
je 0x528101
cmp eax, 0x600
je 0x52815e
cmp eax, edx
jne 0x528010
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x52812c
mov ecx, dword [0x69c35c]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x52812c
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x528148
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x528148
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x528151
or dword [ebp - 0xc], edi
test al, 0x20
je 0x528167
or dword [ebp - 0xc], 0x8000000
jmp 0x528172
mov dword [ebp - 0x14], 5
jmp 0x528108
test al, 0x10
je 0x528172
or dword [ebp - 0xc], 0x10000000
call fcn.00527d2d
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x528198
call fcn.0051afa6
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0051af93
mov dword [eax], 0x18
jmp 0x528226
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 0x528232
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x5281fe
test byte [ebp + 0x10], 1
je 0x5281fe
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 0x528232
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x6a4840]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0051afb9
pop ecx
call fcn.0051af93
mov eax, dword [eax]
jmp 0x5286bf
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x528283
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x6a4840]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.0051afb9
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x528226
call fcn.0051af93
mov dword [eax], 0xd
jmp 0x528226
cmp eax, 2
jne 0x52828e
or byte [ebp - 1], 0x40
jmp 0x528297
cmp eax, 3
jne 0x528297
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.00527afc
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x6a4840]
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 + 0x6a4840]
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 0x52836c
test cl, 0x80
je 0x52843c
test byte [ebp + 0x10], 2
je 0x52836c
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.00521bdc
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x52832b
call fcn.0051afa6
cmp dword [eax], 0x83
je 0x52836c
push dword [esi]
call fcn.00520b02
jmp 0x528225
push 1
lea eax, [ebp - 4]
push eax
push dword [esi]
mov byte [ebp - 4], bl
call fcn.005214a3
add esp, 0xc
test eax, eax
jne 0x52835c
cmp byte [ebp - 4], 0x1a
jne 0x52835c
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.0052b855
add esp, 0xc
cmp eax, edi
je 0x52831f
push ebx
push ebx
push dword [esi]
call fcn.00521bdc
add esp, 0xc
cmp eax, edi
je 0x52831f
test byte [ebp - 1], 0x80
je 0x52843c
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x528394
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x528391
or dword [ebp + 0x10], edi
jmp 0x528394
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x5283e1
cmp eax, 0x10000
je 0x5283cd
cmp eax, 0x14000
je 0x5283cd
cmp eax, 0x20000
je 0x5283db
cmp eax, 0x24000
je 0x5283db
cmp eax, 0x40000
je 0x5283c7
cmp eax, 0x44000
jne 0x5283e4
mov byte [ebp - 2], 1
jmp 0x5283e4
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x5283e4
mov byte [ebp - 2], 2
jmp 0x5283e4
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x52843c
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x52843c
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x528596
cmp eax, 0x80000000
je 0x52855d
cmp eax, ecx
jne 0x52843c
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x52843c
cmp eax, 2
jbe 0x52863e
cmp eax, 4
jbe 0x52852f
cmp eax, 5
je 0x52863e
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x6a4840]
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 + 0x6a4840]
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 0x5284ae
test byte [ebp + 0x10], 8
je 0x5284ae
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x6a4840]
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 0x5286bd
test byte [ebp + 0x10], 1
je 0x5286bd
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 0x5286a6
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0051afb9
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x6a4840]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.00527b79
pop ecx
jmp 0x528225
push 2
push ebx
push ebx
push dword [esi]
call fcn.0052767f
add esp, 0x10
or eax, edx
je 0x52863e
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0052767f
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x52831f
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.005214a3
add esp, 0xc
cmp eax, 0xffffffff
je 0x52831f
cmp eax, 2
je 0x5285e2
cmp eax, 3
jne 0x528630
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x5285e2
mov byte [ebp - 2], 1
jmp 0x52843c
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x52843c
cmp eax, 2
jbe 0x52863e
cmp eax, 4
ja 0x528433
push 2
push ebx
push ebx
push dword [esi]
call fcn.0052767f
add esp, 0x10
or eax, edx
je 0x52863e
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0052767f
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x52843c
jmp 0x52831f
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x52860a
push dword [esi]
call fcn.00520b02
pop ecx
call fcn.0051af93
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x5286bf
cmp eax, 0xfeff
jne 0x528630
push ebx
push 2
push dword [esi]
call fcn.00521bdc
add esp, 0xc
cmp eax, 0xffffffff
je 0x52831f
mov byte [ebp - 2], 2
jmp 0x52843c
push ebx
push ebx
push dword [esi]
call fcn.00521bdc
add esp, 0xc
jmp 0x5285d4
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x52865e
dec eax
jne 0x52843c
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x52866c
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.00522393
add esp, 0xc
cmp eax, 0xffffffff
je 0x528692
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x52866c
jmp 0x52843c
push dword [esi]
call fcn.00520b02
pop ecx
call fcn.0051af93
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x5286bf
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x6a4840]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret