Function at 0x512216
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 0x512245
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 1], 0x10
jmp 0x51224f
mov dword [ebp - 0x2c], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.00514c53
test eax, eax
pop ecx
je 0x51226a
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.004f9c5d
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.005001c4
test eax, eax
pop ecx
je 0x512285
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.004f9c5d
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x5122a2
test ecx, 0x74000
jne 0x51229e
cmp dword [ebp - 0x24], eax
je 0x5122a2
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, bind
je 0x5122fc
dec eax
je 0x5122e6
dec eax
je 0x5122e1
call fcn.004fe829
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.004fe816
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.004f9d59
add esp, 0x14
jmp 0x5128ae
mov dword [ebp - 8], edx
jmp 0x5122ff
test cl, 8
je 0x5122f3
test ecx, 0x70000
jne 0x5122e1
mov dword [ebp - 8], 0x40000000
jmp 0x5122ff
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x512340
sub eax, ecx
je 0x512337
sub eax, ecx
je 0x51232e
sub eax, ecx
je 0x512325
sub eax, 0x40
jne 0x5122bb
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x512343
mov dword [ebp - 0x10], 3
jmp 0x512343
mov dword [ebp - 0x10], 2
jmp 0x512343
mov dword [ebp - 0x10], 1
jmp 0x512343
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 0x512396
je 0x51238d
cmp eax, ebx
je 0x51238d
cmp eax, edi
je 0x512384
cmp eax, 0x200
je 0x512409
cmp eax, 0x300
jne 0x5122bb
mov dword [ebp - 0x14], 2
jmp 0x5123b3
mov dword [ebp - 0x14], 4
jmp 0x5123b3
mov dword [ebp - 0x14], 3
jmp 0x5123b3
cmp eax, 0x500
je 0x5123ac
cmp eax, 0x600
je 0x512409
cmp eax, edx
jne 0x5122bb
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x5123d7
mov ecx, dword [0x5a947c]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x5123d7
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x5123f3
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x5123f3
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x5123fc
or dword [ebp - 0xc], edi
test al, 0x20
je 0x512412
or dword [ebp - 0xc], 0x8000000
jmp 0x51241d
mov dword [ebp - 0x14], 5
jmp 0x5123b3
test al, 0x10
je 0x51241d
or dword [ebp - 0xc], 0x10000000
call fcn.00501409
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x512443
call fcn.004fe829
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.004fe816
mov dword [eax], 0x18
jmp 0x5124d1
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 0x5124dd
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x5124a9
test byte [ebp + 0x10], 1
je 0x5124a9
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 0x5124dd
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x64b900]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.004fe83c
pop ecx
call fcn.004fe816
mov eax, dword [eax]
jmp 0x51296a
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x51252e
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x64b900]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.004fe83c
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x5124d1
call fcn.004fe816
mov dword [eax], 0xd
jmp 0x5124d1
cmp eax, 2
jne 0x512539
or byte [ebp - 1], 0x40
jmp 0x512542
cmp eax, 3
jne 0x512542
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.005011d8
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x64b900]
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 + 0x64b900]
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 0x512617
test cl, 0x80
je 0x5126e7
test byte [ebp + 0x10], 2
je 0x512617
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.00509f39
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x5125d6
call fcn.004fe829
cmp dword [eax], 0x83
je 0x512617
push dword [esi]
call fcn.0050a087
jmp 0x5124d0
push 1
lea eax, [ebp - 4]
push eax
push dword [esi]
mov byte [ebp - 4], bl
call fcn.005089f8
add esp, 0xc
test eax, eax
jne 0x512607
cmp byte [ebp - 4], 0x1a
jne 0x512607
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.005149e3
add esp, 0xc
cmp eax, edi
je 0x5125ca
push ebx
push ebx
push dword [esi]
call fcn.00509f39
add esp, 0xc
cmp eax, edi
je 0x5125ca
test byte [ebp - 1], 0x80
je 0x5126e7
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x51263f
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x51263c
or dword [ebp + 0x10], edi
jmp 0x51263f
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x51268c
cmp eax, 0x10000
je 0x512678
cmp eax, 0x14000
je 0x512678
cmp eax, 0x20000
je 0x512686
cmp eax, 0x24000
je 0x512686
cmp eax, 0x40000
je 0x512672
cmp eax, 0x44000
jne 0x51268f
mov byte [ebp - 2], 1
jmp 0x51268f
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x51268f
mov byte [ebp - 2], 2
jmp 0x51268f
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x5126e7
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x5126e7
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x512841
cmp eax, 0x80000000
je 0x512808
cmp eax, ecx
jne 0x5126e7
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x5126e7
cmp eax, 2
jbe 0x5128e9
cmp eax, 4
jbe 0x5127da
cmp eax, 5
je 0x5128e9
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x64b900]
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 + 0x64b900]
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 0x512759
test byte [ebp + 0x10], 8
je 0x512759
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x64b900]
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 0x512968
test byte [ebp + 0x10], 1
je 0x512968
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 0x512951
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.004fe83c
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x64b900]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.00501255
pop ecx
jmp 0x5124d0
push 2
push ebx
push ebx
push dword [esi]
call fcn.005090b6
add esp, 0x10
or eax, edx
je 0x5128e9
push ebx
push ebx
push ebx
push dword [esi]
call fcn.005090b6
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x5125ca
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.005089f8
add esp, 0xc
cmp eax, 0xffffffff
je 0x5125ca
cmp eax, 2
je 0x51288d
cmp eax, 3
jne 0x5128db
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x51288d
mov byte [ebp - 2], 1
jmp 0x5126e7
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x5126e7
cmp eax, 2
jbe 0x5128e9
cmp eax, 4
ja 0x5126de
push 2
push ebx
push ebx
push dword [esi]
call fcn.005090b6
add esp, 0x10
or eax, edx
je 0x5128e9
push ebx
push ebx
push ebx
push dword [esi]
call fcn.005090b6
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x5126e7
jmp 0x5125ca
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x5128b5
push dword [esi]
call fcn.0050a087
pop ecx
call fcn.004fe816
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x51296a
cmp eax, 0xfeff
jne 0x5128db
push ebx
push 2
push dword [esi]
call fcn.00509f39
add esp, 0xc
cmp eax, 0xffffffff
je 0x5125ca
mov byte [ebp - 2], 2
jmp 0x5126e7
push ebx
push ebx
push dword [esi]
call fcn.00509f39
add esp, 0xc
jmp 0x51287f
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x512909
dec eax
jne 0x5126e7
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x512917
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.00509e5d
add esp, 0xc
cmp eax, 0xffffffff
je 0x51293d
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x512917
jmp 0x5126e7
push dword [esi]
call fcn.0050a087
pop ecx
call fcn.004fe816
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x51296a
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x64b900]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret