Function at 0x595fac
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 0x595fdb
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 1], 0x10
jmp 0x595fe5
mov dword [ebp - 0x2c], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.0058bb25
test eax, eax
pop ecx
je 0x596000
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0058df36
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.0058cd65
test eax, eax
pop ecx
je 0x59601b
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0058df36
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x596038
test ecx, 0x74000
jne 0x596034
cmp dword [ebp - 0x24], eax
je 0x596038
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, 0x80000000
je 0x596092
dec eax
je 0x59607c
dec eax
je 0x596077
call fcn.0058a1b5
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0058a1a2
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.0058e032
add esp, 0x14
jmp 0x596644
mov dword [ebp - 8], edx
jmp 0x596095
test cl, 8
je 0x596089
test ecx, 0x70000
jne 0x596077
mov dword [ebp - 8], 0x40000000
jmp 0x596095
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x5960d6
sub eax, ecx
je 0x5960cd
sub eax, ecx
je 0x5960c4
sub eax, ecx
je 0x5960bb
sub eax, 0x40
jne 0x596051
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x5960d9
mov dword [ebp - 0x10], 3
jmp 0x5960d9
mov dword [ebp - 0x10], 2
jmp 0x5960d9
mov dword [ebp - 0x10], 1
jmp 0x5960d9
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 0x59612c
je 0x596123
cmp eax, ebx
je 0x596123
cmp eax, edi
je 0x59611a
cmp eax, 0x200
je 0x59619f
cmp eax, 0x300
jne 0x596051
mov dword [ebp - 0x14], 2
jmp 0x596149
mov dword [ebp - 0x14], 4
jmp 0x596149
mov dword [ebp - 0x14], 3
jmp 0x596149
cmp eax, 0x500
je 0x596142
cmp eax, 0x600
je 0x59619f
cmp eax, edx
jne 0x596051
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x59616d
mov ecx, dword [0x1003e988]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x59616d
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x596189
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x596189
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x596192
or dword [ebp - 0xc], edi
test al, 0x20
je 0x5961a8
or dword [ebp - 0xc], 0x8000000
jmp 0x5961b3
mov dword [ebp - 0x14], 5
jmp 0x596149
test al, 0x10
je 0x5961b3
or dword [ebp - 0xc], 0x10000000
call fcn.0058c087
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x5961d9
call fcn.0058a1b5
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0058a1a2
mov dword [eax], 0x18
jmp 0x596267
mov eax, dword [ebp + 8]
mov edi, dword [0x10029014]
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 0x596273
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x59623f
test byte [ebp + 0x10], 1
je 0x59623f
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 0x596273
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x10045f60]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [0x100290b4]
push eax
call fcn.0058a1c8
pop ecx
call fcn.0058a1a2
mov eax, dword [eax]
jmp 0x596700
push dword [ebp - 0x1c]
call dword [0x10029108]
cmp eax, ebx
jne 0x5962c4
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x10045f60]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [0x100290b4]
mov esi, eax
push esi
call fcn.0058a1c8
pop ecx
push dword [ebp - 0x1c]
call dword [0x1002906c]
cmp esi, ebx
jne 0x596267
call fcn.0058a1a2
mov dword [eax], 0xd
jmp 0x596267
cmp eax, 2
jne 0x5962cf
or byte [ebp - 1], 0x40
jmp 0x5962d8
cmp eax, 3
jne 0x5962d8
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.0058be56
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x10045f60]
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 + 0x10045f60]
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 0x5963ad
test cl, 0x80
je 0x59647d
test byte [ebp + 0x10], 2
je 0x5963ad
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.00591474
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x59636c
call fcn.0058a1b5
cmp dword [eax], 0x83
je 0x5963ad
push dword [esi]
call fcn.005912e7
jmp 0x596266
push 1
lea eax, [ebp - 4]
push eax
push dword [esi]
mov byte [ebp - 4], bl
call fcn.005931db
add esp, 0xc
test eax, eax
jne 0x59639d
cmp byte [ebp - 4], 0x1a
jne 0x59639d
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.0059746c
add esp, 0xc
cmp eax, edi
je 0x596360
push ebx
push ebx
push dword [esi]
call fcn.00591474
add esp, 0xc
cmp eax, edi
je 0x596360
test byte [ebp - 1], 0x80
je 0x59647d
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x5963d5
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x5963d2
or dword [ebp + 0x10], edi
jmp 0x5963d5
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x596422
cmp eax, 0x10000
je 0x59640e
cmp eax, 0x14000
je 0x59640e
cmp eax, 0x20000
je 0x59641c
cmp eax, 0x24000
je 0x59641c
cmp eax, 0x40000
je 0x596408
cmp eax, 0x44000
jne 0x596425
mov byte [ebp - 2], 1
jmp 0x596425
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x596425
mov byte [ebp - 2], 2
jmp 0x596425
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x59647d
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x59647d
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x5965d7
cmp eax, 0x80000000
je 0x59659e
cmp eax, ecx
jne 0x59647d
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x59647d
cmp eax, 2
jbe 0x59667f
cmp eax, 4
jbe 0x596570
cmp eax, 5
je 0x59667f
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x10045f60]
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 + 0x10045f60]
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 0x5964ef
test byte [ebp + 0x10], 8
je 0x5964ef
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x10045f60]
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 0x5966fe
test byte [ebp + 0x10], 1
je 0x5966fe
push dword [ebp - 0x1c]
call dword [0x1002906c]
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 [0x10029014]
cmp eax, 0xffffffff
jne 0x5966e7
call dword [0x100290b4]
push eax
call fcn.0058a1c8
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x10045f60]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.0058bed3
pop ecx
jmp 0x596266
push 2
push ebx
push ebx
push dword [esi]
call fcn.00594e47
add esp, 0x10
or eax, edx
je 0x59667f
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00594e47
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x596360
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.005931db
add esp, 0xc
cmp eax, 0xffffffff
je 0x596360
cmp eax, 2
je 0x596623
cmp eax, 3
jne 0x596671
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x596623
mov byte [ebp - 2], 1
jmp 0x59647d
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x59647d
cmp eax, 2
jbe 0x59667f
cmp eax, 4
ja 0x596474
push 2
push ebx
push ebx
push dword [esi]
call fcn.00594e47
add esp, 0x10
or eax, edx
je 0x59667f
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00594e47
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x59647d
jmp 0x596360
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x59664b
push dword [esi]
call fcn.005912e7
pop ecx
call fcn.0058a1a2
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x596700
cmp eax, 0xfeff
jne 0x596671
push ebx
push 2
push dword [esi]
call fcn.00591474
add esp, 0xc
cmp eax, 0xffffffff
je 0x596360
mov byte [ebp - 2], 2
jmp 0x59647d
push ebx
push ebx
push dword [esi]
call fcn.00591474
add esp, 0xc
jmp 0x596615
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x59669f
dec eax
jne 0x59647d
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x5966ad
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.00592ad5
add esp, 0xc
cmp eax, 0xffffffff
je 0x5966d3
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x5966ad
jmp 0x59647d
push dword [esi]
call fcn.005912e7
pop ecx
call fcn.0058a1a2
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x596700
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x10045f60]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret