Function at 0x4087c0
Capabilities:
Encode data using xor

Disassembly:
push ebp
push ebx
push edi
push esi
mov eax, 0x15b4
call fcn.004092b0
mov edi, edx
mov dword [esp + 0x10], ecx
mov esi, dword [esp + 0x15c8]
lea eax, [esp + 0x30]
push 0x84
push 0
push eax
call fcn.004094a0
add esp, 0xc
cmp dword [esp + 0x15d0], 0
mov dword [esp + 0x24], edi
je 0x4088b4
test esi, esi
mov ecx, esi
jle 0x4090b6
xor eax, eax
cmp ecx, 1
je 0x408876
mov ecx, dword [esp + 0x15c8]
and ecx, 0x7ffffffe
mov eax, dword [esp + 0x24]
lea eax, [eax + eax*8]
shl eax, 5
mov edx, dword [esp + 0x10]
add edx, eax
add edx, 0x8f13
xor eax, eax
nop
nop
nop
nop
nop
nop
nop
nop
nop
movzx esi, byte [edx + eax - 1]
mov edi, dword [esp + esi*4 + 0x30]
mov ebx, edi
and ebx, 1
xor edi, 1
lea edi, [edi + ebx*2]
mov dword [esp + esi*4 + 0x30], edi
movzx esi, byte [edx + eax]
mov edi, dword [esp + esi*4 + 0x30]
mov ebx, edi
and ebx, 1
xor edi, 1
lea edi, [edi + ebx*2]
mov dword [esp + esi*4 + 0x30], edi
add eax, 2
cmp ecx, eax
jne 0x408840
mov ecx, dword [esp + 0x15c8]
test cl, 1
je 0x4090b6
mov ecx, dword [esp + 0x24]
lea ecx, [ecx + ecx*8]
shl ecx, 5
add ecx, dword [esp + 0x10]
movzx eax, byte [eax + ecx + 0x8f12]
mov ecx, dword [esp + eax*4 + 0x30]
mov edx, ecx
and edx, 1
xor ecx, 1
lea ecx, [ecx + edx*2]
mov dword [esp + eax*4 + 0x30], ecx
jmp 0x4090af
lea ebp, [edi + edi*8]
mov eax, ebp
shl eax, 6
mov dword [esp + 0x20], eax
test esi, esi
jle 0x4089b9
cmp esi, 1
jne 0x408c45
xor eax, eax
xor ebx, ebx
mov ecx, dword [esp + 0x15c8]
test cl, 1
je 0x408915
mov ecx, dword [esp + 0x10]
mov edx, dword [esp + 0x20]
add ecx, edx
add ecx, 0x8192
movzx ecx, word [ecx + eax*2]
test cx, cx
je 0x408915
mov word [esp + ebx*4 + 0x4b4], cx
mov word [esp + ebx*4 + 0x4b6], ax
mov eax, ebx
xor eax, 1
and ebx, 1
lea ebx, [eax + ebx*2]
lea eax, [esp + 0x934]
push 0x800
push 0
push eax
call fcn.004094a0
add esp, 0xc
test ebx, ebx
sete byte [esp + 0xe]
je 0x4089d0
xor eax, eax
cmp ebx, 1
je 0x40898f
mov ecx, ebx
and ecx, 0xfffffffe
xor eax, eax
nop
nop
nop
nop
nop
nop
nop
nop
nop
movzx edx, word [esp + eax*4 + 0x4b4]
movzx esi, dl
inc dword [esp + esi*4 + 0x934]
shr edx, 8
inc dword [esp + edx*4 + 0xd34]
movzx edx, word [esp + eax*4 + 0x4b8]
movzx esi, dl
inc dword [esp + esi*4 + 0x934]
shr edx, 8
inc dword [esp + edx*4 + 0xd34]
add eax, 2
cmp ecx, eax
jne 0x408950
test bl, 1
je 0x4089b0
movzx eax, word [esp + eax*4 + 0x4b4]
movzx ecx, al
inc dword [esp + ecx*4 + 0x934]
shr eax, 8
inc dword [esp + eax*4 + 0xd34]
mov eax, dword [esp + 0xd34]
jmp 0x4089d9
lea eax, [esp + 0x934]
push 0x800
push 0
push eax
call fcn.004094a0
add esp, 0xc
xor ebx, ebx
mov byte [esp + 0xe], 1
xor eax, eax
xor ecx, ecx
cmp eax, ebx
setne cl
inc ecx
mov dword [esp + 0x2c], ecx
lea eax, [ebx - 1]
mov dword [esp + 0x28], eax
mov edx, ebx
and edx, 0xfffffffe
lea eax, [esp + 0x4b4]
mov dword [esp], eax
lea eax, [esp + 0x1134]
xor ecx, ecx
lea esi, [esp + 0x934]
xor edi, edi
mov dword [esp + 0x14], ebp
mov dword [esp + 0x18], ebx
mov dword [esp + 8], edx
jmp 0x408a38
inc edi
add ecx, 8
add esi, 0x400
mov eax, dword [esp + 4]
cmp edi, dword [esp + 0x2c]
je 0x408b4b
mov dword [esp + 0x1c], edi
mov edx, dword [esp]
mov dword [esp + 4], edx
mov dword [esp], eax
mov eax, 3
xor edx, edx
nop
nop
nop
mov dword [esp + eax*4 + 0xa8], edx
add edx, dword [esi + eax*4 - 0xc]
mov dword [esp + eax*4 + 0xac], edx
add edx, dword [esi + eax*4 - 8]
mov dword [esp + eax*4 + 0xb0], edx
add edx, dword [esi + eax*4 - 4]
mov dword [esp + eax*4 + 0xb4], edx
add edx, dword [esi + eax*4]
add eax, 4
cmp eax, 0x103
jne 0x408a50
cmp byte [esp + 0xe], 0
mov edi, dword [esp + 0x1c]
jne 0x408a20
cmp dword [esp + 0x28], 0
je 0x408afc
xor eax, eax
mov edi, dword [esp]
mov ebp, dword [esp + 4]
movzx edx, word [ebp + eax*4]
shr edx, cl
movzx edx, dl
mov ebx, dword [esp + edx*4 + 0xb4]
lea ebp, [ebx + 1]
mov dword [esp + edx*4 + 0xb4], ebp
mov edx, dword [esp + 4]
mov edx, dword [edx + eax*4]
mov dword [edi + ebx*4], edx
mov edx, dword [esp + 4]
movzx edx, word [edx + eax*4 + 4]
shr edx, cl
movzx edx, dl
mov ebx, dword [esp + edx*4 + 0xb4]
lea ebp, [ebx + 1]
mov dword [esp + edx*4 + 0xb4], ebp
mov ebp, dword [esp + 4]
mov edx, dword [ebp + eax*4 + 4]
mov dword [edi + ebx*4], edx
mov edx, dword [esp + 8]
add eax, 2
cmp edx, eax
jne 0x408aa0
jmp 0x408afe
xor eax, eax
mov ebx, dword [esp + 0x18]
test bl, 1
mov ebp, dword [esp + 0x14]
mov edi, dword [esp + 0x1c]
je 0x408a20
mov edx, dword [esp + 4]
movzx edx, word [edx + eax*4]
shr edx, cl
movzx edx, dl
mov ebx, dword [esp + edx*4 + 0xb4]
lea ebp, [ebx + 1]
mov dword [esp + edx*4 + 0xb4], ebp
mov ebp, dword [esp + 0x14]
mov edx, dword [esp + 4]
mov eax, dword [edx + eax*4]
mov edx, dword [esp]
mov dword [edx + ebx*4], eax
mov ebx, dword [esp + 0x18]
jmp 0x408a20
test ebx, ebx
je 0x408f97
cmp ebx, 1
jne 0x408b65
mov eax, dword [esp]
mov word [eax], 1
jmp 0x408e5c
mov esi, dword [esp]
movzx eax, word [esi + 4]
add word [esi], ax
cmp ebx, 3
jl 0x408cc9
mov dword [esp + 4], 2
mov eax, 2
sub eax, ebx
mov dword [esp + 8], eax
xor edx, edx
mov esi, 1
jmp 0x408bc1
mov edi, dword [esp]
movzx eax, word [edi + eax*4]
inc dword [esp + 4]
add word [edi + esi*4], ax
mov eax, dword [esp + 8]
lea ecx, [eax + esi]
inc ecx
inc esi
cmp ecx, 1
je 0x408cd8
mov eax, dword [esp]
movzx ecx, word [eax + edx*4]
mov edi, dword [esp + 4]
cmp edi, ebx
jge 0x408be6
mov dword [esp + 0x1c], edx
movzx edx, word [eax + edi*4]
mov word [esp + 0xe], dx
cmp cx, dx
mov edx, dword [esp + 0x1c]
jae 0x408c00
mov word [eax + esi*4], cx
mov word [eax + edx*4], si
inc edx
jmp 0x408c0e
inc edi
mov dword [esp + 4], edi
movzx ecx, word [esp + 0xe]
mov word [eax + esi*4], cx
mov eax, dword [esp + 4]
cmp eax, ebx
jge 0x408c30
cmp edx, esi
jge 0x408ba0
mov edi, dword [esp]
movzx ecx, word [edi + edx*4]
movzx eax, word [edi + eax*4]
cmp cx, ax
jae 0x408ba7
jmp 0x408c37
mov edi, dword [esp]
movzx ecx, word [edi + edx*4]
add word [edi + esi*4], cx
mov word [edi + edx*4], si
inc edx
jmp 0x408baf
mov ecx, esi
and ecx, 0x7ffffffe
mov eax, dword [esp + 0x10]
mov edx, dword [esp + 0x20]
add edx, eax
add edx, 0x8194
xor eax, eax
xor ebx, ebx
jmp 0x408c7b
add eax, 2
cmp ecx, eax
je 0x4088d5
movzx esi, word [edx + eax*2 - 2]
test si, si
je 0x408ca0
mov word [esp + ebx*4 + 0x4b4], si
mov word [esp + ebx*4 + 0x4b6], ax
mov esi, ebx
xor esi, 1
and ebx, 1
lea ebx, [esi + ebx*2]
movzx esi, word [edx + eax*2]
test si, si
je 0x408c70
mov word [esp + ebx*4 + 0x4b4], si
lea esi, [eax + 1]
mov word [esp + ebx*4 + 0x4b6], si
mov esi, ebx
xor esi, 1
and ebx, 1
lea ebx, [esi + ebx*2]
jmp 0x408c70
lea ecx, [ebx - 2]
mov word [esi + ebx*4 - 8], 0
jmp 0x408d54
mov esi, dword [esp]
mov word [esi + ebx*4 - 8], 0
lea edx, [ebx - 3]
mov eax, edx
test bl, 1
je 0x408d08
movzx eax, word [esi + ebx*4 - 0xc]
movzx eax, word [esi + eax*4]
mov ecx, eax
and ecx, 1
xor eax, 1
lea eax, [eax + ecx*2]
mov word [esi + ebx*4 - 0xc], ax
lea eax, [ebx - 4]
lea ecx, [ebx - 2]
test edx, edx
je 0x408d54
nop
movzx edx, word [esi + eax*4]
movzx edx, word [esi + edx*4]
mov esi, edx
and esi, 1
xor edx, 1
lea edx, [edx + esi*2]
mov esi, dword [esp]
mov word [esi + eax*4], dx
mov edx, dword [esp]
movzx edx, word [edx + eax*4 - 4]
mov esi, dword [esp]
movzx edx, word [esi + edx*4]
mov esi, edx
and esi, 1
xor edx, 1
lea edx, [edx + esi*2]
mov esi, dword [esp]
mov word [esi + eax*4 - 4], dx
add eax, 0xfffffffe
cmp eax, 0xffffffff
jne 0x408d10
mov edi, 1
xor eax, eax
mov edx, dword [esp + 0x28]
jmp 0x408d8e
mov ebp, dword [esp + 0x14]
mov edi, dword [esp + 4]
add edi, edi
mov dword [esp + 8], edi
inc eax
cmp dword [esp + 4], 0
mov edi, dword [esp + 8]
jle 0x408e54
mov dword [esp + 8], edi
test ecx, ecx
js 0x408dc0
lea ebp, [ecx + 1]
xor edi, edi
nop
nop
nop
nop
nop
movzx esi, word [esi + ecx*4]
cmp eax, esi
jne 0x408dd0
inc edi
dec ecx
cmp ebp, edi
mov esi, dword [esp]
jne 0x408da0
mov ecx, 0xffffffff
mov edi, ebp
jmp 0x408dd3
xor edi, edi
jmp 0x408dd3
mov esi, dword [esp]
mov ebp, dword [esp + 8]
sub ebp, edi
mov dword [esp + 4], edi
jle 0x408d70
and ebp, 3
je 0x408e07
lea edi, [esi + edx*4]
xor esi, esi
nop
nop
nop
nop
nop
nop
nop
mov word [edi], ax
inc esi
add edi, 0xfffffffc
cmp ebp, esi
jne 0x408df0
mov ebp, dword [esp + 8]
mov edi, ebp
sub edi, esi
sub edx, esi
jmp 0x408e0d
mov ebp, dword [esp + 8]
mov edi, ebp
mov esi, dword [esp + 4]
sub esi, ebp
cmp esi, 0xfffffffc
mov esi, dword [esp]
mov ebp, dword [esp + 0x14]
ja 0x408d74
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
mov word [esi + edx*4], ax
mov word [esi + edx*4 - 4], ax
mov word [esi + edx*4 - 8], ax
mov word [esi + edx*4 - 0xc], ax
add edx, 0xfffffffc
add edi, 0xfffffffc
cmp edi, dword [esp + 4]
jg 0x408e30
jmp 0x408d74
test ebx, ebx
jle 0x408f97
mov eax, ebx
and eax, 3
xor ecx, ecx
cmp dword [esp + 0x28], 3
mov edi, dword [esp]
jb 0x408eaa
mov edx, ebx
and edx, 0xfffffffc
xor ecx, ecx
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
movzx esi, word [edi + ecx*4]
inc dword [esp + esi*4 + 0x30]
movzx esi, word [edi + ecx*4 + 4]
inc dword [esp + esi*4 + 0x30]
movzx esi, word [edi + ecx*4 + 8]
inc dword [esp + esi*4 + 0x30]
movzx esi, word [edi + ecx*4 + 0xc]
inc dword [esp + esi*4 + 0x30]
add ecx, 4
cmp edx, ecx
jne 0x408e80
test eax, eax
je 0x408ecd
mov edx, dword [esp]
lea ecx, [edx + ecx*4]
xor edx, edx
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
movzx esi, word [ecx + edx*4]
inc dword [esp + esi*4 + 0x30]
inc edx
cmp eax, edx
jne 0x408ec0
cmp ebx, 2
jl 0x408f97
mov edx, dword [esp + 0x15cc]
lea eax, [edx + 1]
cmp eax, 0x21
jge 0x408f4c
mov ecx, dword [esp + edx*4 + 0x30]
neg edx
mov esi, dword [esp + 0x15cc]
and edx, 3
je 0x408f0c
nop
nop
nop
nop
nop
nop
nop
nop
nop
add ecx, dword [esp + eax*4 + 0x30]
mov dword [esp + esi*4 + 0x30], ecx
inc eax
dec edx
jne 0x408f00
lea edx, [esi - 0x1d]
cmp edx, 3
mov edx, esi
jb 0x408f48
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
add ecx, dword [esp + eax*4 + 0x30]
mov dword [esp + edx*4 + 0x30], ecx
add ecx, dword [esp + eax*4 + 0x34]
mov dword [esp + edx*4 + 0x30], ecx
add ecx, dword [esp + eax*4 + 0x38]
mov dword [esp + edx*4 + 0x30], ecx
add ecx, dword [esp + eax*4 + 0x3c]
mov dword [esp + edx*4 + 0x30], ecx
add eax, 4
cmp eax, 0x21
jne 0x408f20
test edx, edx
jle 0x408f87
inc edx
xor ecx, ecx
xor eax, eax
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
mov esi, dword [esp + edx*4 + 0x2c]
shl esi, cl
add eax, esi
dec edx
inc ecx
cmp edx, 1
ja 0x408f60
mov edx, 1
mov ecx, dword [esp + 0x15cc]
shl edx, cl
cmp eax, edx
jne 0x40920d
jmp 0x408f97
mov ecx, edx
mov edx, 1
shl edx, cl
xor eax, eax
jmp 0x40920d
shl ebp, 5
mov esi, dword [esp + 0x10]
lea eax, [esi + ebp]
add eax, 0x8f12
push 0x120
push 0
push eax
call fcn.004094a0
add esp, 0xc
mov eax, dword [esp + 0x20]
add eax, esi
add eax, 0x8852
push 0x240
push 0
push eax
call fcn.004094a0
add esp, 0xc
cmp dword [esp + 0x15cc], 0
mov esi, dword [esp]
jle 0x4090af
add esi, 0xfffffffe
mov eax, 1
add ebp, dword [esp + 0x10]
mov dword [esp], esi
jmp 0x409012
lea ecx, [eax + 1]
cmp eax, dword [esp + 0x15cc]
mov eax, ecx
je 0x4090af
mov ecx, dword [esp + eax*4 + 0x30]
test ecx, ecx
jle 0x409000
mov edx, ecx
and edx, 3
je 0x409060
mov dword [esp + 0x18], ebx
lea edi, [esi + ebx*4]
xor esi, esi
nop
nop
nop
nop
nop
nop
movzx ebx, word [edi]
mov byte [ebx + ebp + 0x8f12], al
inc esi
add edi, 0xfffffffc
cmp edx, esi
jne 0x409030
mov ebx, dword [esp + 0x18]
sub ebx, esi
mov edx, ecx
sub edx, esi
mov esi, dword [esp]
cmp ecx, 4
jb 0x409000
jmp 0x409067
mov edx, ecx
cmp ecx, 4
jb 0x409000
dec edx
nop
nop
nop
nop
nop
nop
nop
nop
movzx ecx, word [esi + ebx*4]
mov byte [ecx + ebp + 0x8f12], al
movzx ecx, word [esi + ebx*4 - 4]
mov byte [ecx + ebp + 0x8f12], al
movzx ecx, word [esi + ebx*4 - 8]
mov byte [ecx + ebp + 0x8f12], al
movzx ecx, word [esi + ebx*4 - 0xc]
add ebx, 0xfffffffc
mov byte [ecx + ebp + 0x8f12], al
add edx, 0xfffffffc
cmp edx, 0xfffffffe
jb 0x409070
jmp 0x409000
mov ecx, dword [esp + 0x15c8]
mov dword [esp + 0x938], 0
mov eax, dword [esp + 0x15cc]
cmp eax, 2
jl 0x40912d
lea ecx, [eax - 1]
cmp eax, 2
jne 0x4090de
xor eax, eax
mov edx, 2
jmp 0x409114
mov ebx, ecx
and ebx, 0xfffffffe
xor eax, eax
xor edx, edx
nop
nop
nop
nop
nop
nop
nop
nop
nop
add eax, dword [esp + edx*4 + 0x34]
add eax, eax
mov dword [esp + edx*4 + 0x93c], eax
add eax, dword [esp + edx*4 + 0x38]
add eax, eax
mov dword [esp + edx*4 + 0x940], eax
add edx, 2
cmp ebx, edx
jne 0x4090f0
add edx, 2
test cl, 1
mov ecx, dword [esp + 0x15c8]
je 0x40912d
add eax, dword [esp + edx*4 + 0x2c]
add eax, eax
mov dword [esp + edx*4 + 0x934], eax
test ecx, ecx
jle 0x409202
xor eax, eax
mov edx, dword [esp + 0x24]
lea esi, [edx + edx*8]
mov edi, esi
shl edi, 5
mov edx, dword [esp + 0x10]
add edi, edx
mov dword [esp + 4], edi
shl esi, 6
add esi, edx
mov dword [esp + 8], esi
jmp 0x40917c
mov ecx, dword [esp + 8]
mov word [ecx + eax*2 + 0x8852], di
mov ecx, dword [esp + 0x15c8]
inc eax
cmp eax, ecx
je 0x409202
mov edx, dword [esp + 4]
movzx ebx, byte [eax + edx + 0x8f12]
test ebx, ebx
je 0x409173
mov edx, dword [esp + ebx*4 + 0x934]
lea ecx, [edx + 1]
mov dword [esp + ebx*4 + 0x934], ecx
xor edi, edi
cmp bl, 4
jb 0x4091df
mov ebp, ebx
and ebp, 0xfffffffc
xor edi, edi
nop
nop
nop
nop
nop
mov ecx, edx
shr ecx, 2
mov esi, edx
and esi, 1
shl esi, 2
lea esi, [esi + edi*8]
mov edi, edx
and edi, 2
or edi, esi
mov esi, edx
shr esi, 3
and ecx, 1
or ecx, edi
shr edx, 4
and esi, 1
lea edi, [esi + ecx*2]
add ebp, 0xfffffffc
jne 0x4091b0
and ebx, 3
je 0x409160
mov ecx, edx
nop
nop
nop
nop
nop
nop
shr ecx, 1
and edx, 1
lea edi, [edx + edi*2]
mov edx, ecx
dec ebx
jne 0x4091f0
jmp 0x409160
add esp, 0x15b4
pop esi
pop edi
pop ebx
pop ebp
ret
mov ecx, dword [esp + 0x15cc]
dec dword [esp + ecx*4 + 0x30]
nop
nop
nop
nop
nop
nop
nop
nop
cmp ecx, 2
jl 0x409238
mov esi, dword [esp + ecx*4 + 0x2c]
dec ecx
test esi, esi
je 0x409220
dec esi
mov dword [esp + ecx*4 + 0x30], esi
add dword [esp + ecx*4 + 0x34], 2
dec eax
cmp eax, edx
jne 0x40920d
jmp 0x408f97