Function at 0x415150
Capabilities:
Encode data using xor

Disassembly:
push ebp
push edi
push esi
push ebx
mov ebx, eax
sub esp, 0x6c
fld xword [esp + 0x80]
fld st(0)
fstp xword [esp + 0x38]
fxam
wait
fnstsw ax
and ax, 0x4500
cmp ax, 0x100
je 0x415340
fld st(0)
fstp xword [esp + 0x20]
movzx edx, word [esp + 0x28]
test dx, dx
js 0x415205
fxam
wait
fnstsw ax
fstp st(0)
and ax, 0x4500
cmp ax, 0x500
je 0x415660
mov edi, dword [esp + 0x38]
mov ebp, dword [esp + 0x3c]
and dx, 0x7fff
mov word [esp + 4], dx
mov dword [esp + 8], edi
mov dword [esp + 0xc], ebp
jne 0x415211
mov edx, ebp
or edx, edi
je 0x415360
test ebp, ebp
js 0x415730
mov esi, edi
mov eax, 0xffffc001
mov edi, ebp
shld edi, esi, 1
mov edx, eax
add esi, esi
sub eax, 1
test edi, edi
jns 0x4151d5
mov word [esp + 4], dx
mov dword [esp + 8], esi
mov dword [esp + 0xc], edi
mov ebp, dword [ebx + 0xc]
cmp ebp, 0xe
jbe 0x415242
mov eax, dword [ebx + 4]
mov dword [esp + 0x10], eax
jmp 0x4152ac
or dword [ebx + 4], 0x80
jmp 0x415189
mov ebp, dword [ebx + 0xc]
sub word [esp + 4], 0x3fff
cmp ebp, 0xe
ja 0x415380
mov edi, dword [esp + 0xc]
mov esi, dword [esp + 8]
test edi, edi
js 0x415242
shld edi, esi, 1
add esi, esi
test edi, edi
jns 0x415230
mov dword [esp + 8], esi
mov dword [esp + 0xc], edi
mov ecx, 0xe
mov eax, 4
xor edx, edx
xor esi, esi
sub ecx, ebp
mov edi, dword [esp + 0xc]
shl ecx, 2
shld edx, eax, cl
shl eax, cl
test cl, 0x20
cmovne edx, eax
cmovne eax, esi
mov esi, dword [esp + 8]
shrd esi, edi, 1
shr edi, 1
add eax, esi
adc edx, edi
test edx, edx
js 0x415691
shld edx, eax, 1
add eax, eax
mov ecx, 0xf
xor esi, esi
sub ecx, ebp
shl ecx, 2
shrd eax, edx, cl
shr edx, cl
test cl, 0x20
cmovne eax, edx
cmovne edx, esi
mov dword [esp + 8], eax
mov eax, dword [ebx + 4]
mov dword [esp + 0xc], edx
mov dword [esp + 0x10], eax
lea eax, [esp + 0x48]
mov esi, dword [esp + 8]
mov dword [esp], eax
mov ebp, eax
mov eax, dword [esp + 0x10]
mov edi, eax
and eax, 0x20
and edi, 0x800
mov byte [esp + 0x14], al
mov dword [esp + 0x1c], edi
mov edi, dword [esp + 0xc]
jmp 0x415301
xor edx, edx
cmp ebp, dword [esp]
ja 0x4152ee
mov ecx, dword [ebx + 0xc]
test ecx, ecx
js 0x4152f7
lea eax, [edx + 0x30]
mov byte [ebp], al
add ebp, 1
mov edx, edi
or edx, esi
je 0x415605
mov eax, esi
mov ecx, edi
and eax, 0xf
mov edx, eax
xor edx, esi
or ecx, edx
je 0x415570
mov edx, dword [ebx + 0xc]
shrd esi, edi, 4
shr edi, 4
test edx, edx
jle 0x415328
sub edx, 1
mov dword [ebx + 0xc], edx
test eax, eax
je 0x4152e0
mov edx, eax
cmp eax, 9
jbe 0x4152ee
add eax, 0x37
or al, byte [esp + 0x14]
jmp 0x4152f1
fstp st(0)
mov ecx, ebx
mov edx, 0x4b8127
xor eax, eax
call fcn.00414010
add esp, 0x6c
pop ebx
pop esi
pop edi
pop ebp
ret
mov ebp, dword [ebx + 0xc]
cmp ebp, 0xe
ja 0x415710
mov esi, dword [esp + 8]
mov edi, dword [esp + 0xc]
jmp 0x415230
mov ebp, dword [esp + 0xc]
mov edi, dword [esp + 8]
mov eax, dword [ebx + 4]
mov edx, ebp
or edx, edi
mov dword [esp + 0x10], eax
jne 0x4152ac
lea esi, [esi]
lea eax, [esp + 0x48]
mov dword [esp], eax
mov edx, dword [ebx + 0xc]
test edx, edx
jle 0x4156f0
mov byte [esp + 0x48], 0x2e
lea eax, [esp + 0x49]
lea ebp, [eax + 1]
mov byte [eax], 0x30
mov eax, dword [ebx + 8]
mov dword [esp + 0x14], eax
test eax, eax
jle 0x41561d
mov edx, dword [ebx + 0xc]
mov eax, ebp
sub eax, dword [esp]
movsx esi, word [esp + 4]
lea ecx, [eax + edx]
test edx, edx
cmovg eax, ecx
xor edx, edx
mov ecx, 0x66666667
mov dword [esp + 8], esi
test dword [esp + 0x10], 0x1c0
setne dl
lea edi, [eax + edx + 5]
mov eax, esi
imul ecx
mov eax, esi
mov dword [esp + 4], edi
sar eax, 0x1f
mov ecx, edx
sar ecx, 2
sub ecx, eax
je 0x415720
lea esi, [esi]
mov eax, 0x66666667
add edi, 1
imul ecx
sar ecx, 0x1f
lea esi, [edi + 2]
sub si, word [esp + 4]
sar edx, 2
sub edx, ecx
mov ecx, edx
jne 0x415420
movsx esi, si
mov eax, dword [esp + 0x14]
cmp eax, edi
jle 0x415650
sub eax, edi
test dword [esp + 0x10], 0x600
je 0x4156b1
mov dword [ebx + 8], eax
test byte [esp + 0x10], 0x80
jne 0x415636
test dword [esp + 0x10], 0x100
jne 0x415680
test byte [esp + 0x10], 0x40
jne 0x4156a0
mov edx, ebx
mov eax, 0x30
call fcn.00413d70
mov eax, dword [ebx + 4]
mov edx, ebx
and eax, 0x20
or eax, 0x58
call fcn.00413d70
mov eax, dword [ebx + 8]
test eax, eax
jle 0x4154cc
test byte [ebx + 5], 2
je 0x4154cc
sub eax, 1
mov dword [ebx + 8], eax
mov edx, ebx
mov eax, 0x30
call fcn.00413d70
mov eax, dword [ebx + 8]
lea edx, [eax - 1]
mov dword [ebx + 8], edx
test eax, eax
jg 0x4154b3
mov edi, dword [esp]
cmp ebp, dword [esp]
ja 0x4154f6
jmp 0x41551c
movzx eax, word [ebx + 0x1c]
mov word [esp + 0x36], ax
test ax, ax
jne 0x4155f0
cmp ebp, edi
je 0x41551c
sub ebp, 1
movsx eax, byte [ebp]
cmp eax, 0x2e
je 0x415560
cmp eax, 0x2c
je 0x4154e0
mov edx, ebx
call fcn.00413d70
jmp 0x4154f2
mov edx, ebx
mov eax, 0x30
call fcn.00413d70
mov eax, dword [ebx + 0xc]
lea edx, [eax - 1]
mov dword [ebx + 0xc], edx
test eax, eax
jg 0x415510
mov eax, dword [ebx + 4]
mov edx, ebx
and eax, 0x20
or eax, 0x50
call fcn.00413d70
add dword [ebx + 8], esi
mov eax, dword [esp + 8]
mov ecx, ebx
or dword [ebx + 4], 0x1c0
cdq
call fcn.00414620
add esp, 0x6c
pop ebx
pop esi
pop edi
pop ebp
ret
mov eax, ebx
call fcn.004140b0
jmp 0x4154f2
cmp ebp, dword [esp]
ja 0x415584
mov ecx, dword [esp + 0x1c]
test ecx, ecx
jne 0x415584
mov edx, dword [ebx + 0xc]
test edx, edx
jle 0x41558b
mov byte [ebp], 0x2e
add ebp, 1
movzx edx, word [esp + 4]
mov ecx, esi
xor ecx, 1
sub edx, 1
mov dword [esp + 8], ecx
mov word [esp + 0x1a], dx
mov edx, dword [esp + 8]
or edx, edi
je 0x4156e5
mov dword [esp + 4], eax
movzx edx, word [esp + 0x1a]
mov dword [esp + 8], ebx
lea esi, [esi]
shrd esi, edi, 1
shr edi, 1
mov ebx, edx
mov ecx, esi
mov eax, edi
lea edx, [ebx - 1]
xor ecx, 1
or eax, ecx
jne 0x4155c0
mov eax, dword [esp + 4]
xor esi, esi
mov word [esp + 4], bx
xor edi, edi
mov ebx, dword [esp + 8]
jmp 0x415328
mov ecx, ebx
mov edx, 1
lea eax, [esp + 0x36]
call fcn.00413dd0
jmp 0x4154f2
cmp ebp, dword [esp]
je 0x4153a7
mov eax, dword [ebx + 8]
mov dword [esp + 0x14], eax
test eax, eax
jg 0x4153d0
movsx eax, word [esp + 4]
mov esi, 2
mov dword [esp + 8], eax
test byte [esp + 0x10], 0x80
je 0x41546b
mov edx, ebx
mov eax, 0x2d
call fcn.00413d70
jmp 0x415484
mov dword [ebx + 8], 0xffffffff
jmp 0x415460
mov eax, edx
mov ecx, ebx
mov edx, 0x4b812b
and eax, 0x8000
call fcn.00414010
add esp, 0x6c
pop ebx
pop esi
pop edi
pop ebp
ret
mov edx, ebx
mov eax, 0x2b
call fcn.00413d70
jmp 0x415484
add word [esp + 4], 1
jmp 0x415283
mov edx, ebx
mov eax, 0x20
call fcn.00413d70
jmp 0x415484
lea edx, [eax - 1]
mov dword [ebx + 8], edx
test eax, eax
jle 0x415460
nop
mov edx, ebx
mov eax, 0x20
call fcn.00413d70
mov eax, dword [ebx + 8]
lea edx, [eax - 1]
mov dword [ebx + 8], edx
test eax, eax
jg 0x4156c0
mov eax, dword [ebx + 4]
mov dword [esp + 0x10], eax
jmp 0x415460
xor esi, esi
xor edi, edi
jmp 0x415328
mov eax, dword [esp]
test dword [esp + 0x10], 0x800
je 0x4153bb
jmp 0x4153b2
mov eax, dword [ebx + 4]
mov dword [esp + 0x10], eax
jmp 0x4153a0
mov edi, dword [esp + 4]
mov esi, 2
jmp 0x415441
mov eax, 0xffffc002
mov word [esp + 4], ax
jmp 0x4151f1