Function at 0x421e20
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
push ebx
push edi
push esi
and esp, 0xfffffff0
sub esp, 0xa30
mov esi, esp
push 0x1000
call fcn.00408a30
add esp, 4
mov dword [esi + 0x820], 0x1b4a385a
mov dword [esi + 0x824], 0x21fee509
mov word [esi + 0x828], 0x6544
mov dword [esi + 0x82a], 0
mov dword [esi + 0x82e], 0
mov byte [esi + 0x832], 0
mov dword [esi + 0x570], 0
mov ecx, dword [esi + 0x570]
cmp ecx, 0x12
ja 0x421ee4
nop
nop
nop
nop
nop
mov edi, dword [esi + 0x570]
mov ecx, dword [esi + 0x570]
movzx ecx, byte [esi + ecx + 0x820]
mov edx, 0x8d
sub edx, edi
add edi, 0x698c6f72
xor edx, edi
and edx, ecx
xor edx, edi
mov dword [esi + 0x208], edx
mov edx, dword [esi + 0x208]
add dl, 0xe2
mov ecx, dword [esi + 0x570]
mov byte [esi + ecx + 0x820], dl
inc dword [esi + 0x570]
mov ecx, dword [esi + 0x570]
cmp ecx, 0x13
jb 0x421e90
mov dword [esi + 0x6c], eax
mov eax, dword [0x4397f4]
mov dword [esi + 0x570], 0xd8baac82
mov dword [esi + 0x574], 0xeee8e3e3
mov dword [esi + 0x578], 0xf2e01cef
mov dword [esi + 0x57c], 0xd9d9d420
mov word [esi + 0x580], 0x89e2
mov byte [esi + 0x582], 0xaa
mov dword [esi + 0x583], 0
mov dword [esi + 0x587], 0
mov dword [esi + 0x58b], 0
mov byte [esi + 0x58f], 0
mov dword [esi + 0x100], 0
mov ecx, dword [esi + 0x100]
cmp ecx, 0x1f
ja 0x421fb4
nop
nop
mov ecx, dword [esi + 0x100]
mov edx, dword [esi + 0x100]
movzx edx, byte [esi + edx + 0x570]
mov edi, 0x6b
sub edi, ecx
add ecx, 0xb0af3894
xor edi, ecx
and edi, edx
xor edi, ecx
mov dword [esi + 0x208], edi
mov ecx, dword [esi + 0x208]
add cl, 0xf4
mov edx, dword [esi + 0x100]
mov byte [esi + edx + 0x570], cl
inc dword [esi + 0x100]
mov ecx, dword [esi + 0x100]
cmp ecx, 0x20
jb 0x421f60
mov ecx, dword [str.bcmcEw__VisaSoftware]
mov dword [esi + 0x208], 0x26705153
mov dword [esi + 0x20c], 0x2828553d
mov dword [esi + 0x210], 0x1f4a633f
mov dword [esi + 0x214], 0x336e4d6b
mov dword [esi + 0x218], 0x23f3c35
mov dword [esi + 0x21c], 0x38313a3a
mov dword [esi + 0x220], 0x7860020a
mov dword [esi + 0x224], 0x160b5f7c
mov dword [esi + 0x228], 0xf372276
mov dword [esi + 0x22c], 0x80a7508
mov dword [esi + 0x230], 0x6b401a2f
mov dword [esi + 0x234], 0x121b114c
mov dword [esi + 0x238], 0x221f201d
mov dword [esi + 0x23c], 0x13231e16
mov dword [esi + 0x240], 0x81eee6da
mov dword [esi + 0x244], 0xeac29da1
mov dword [esi + 0x248], 0xb0d3eced
mov dword [esi + 0x24c], 0xe2b495a6
mov dword [esi + 0x250], 0xa1cef5f1
mov dword [esi + 0x254], 0xc8fbac8c
mov dword [esi + 0x258], 0x83b6b080
mov dword [esi + 0x25c], 0xb3b4b5b6
mov dword [esi + 0x260], 0xe7ba84a2
mov dword [esi + 0x264], 0xbf9499e5
mov byte [esi + 0x268], 0x50
mov word [esi + 0x271], 0
mov dword [esi + 0x26d], 0
mov dword [esi + 0x269], 0
mov dword [esi + 0x774], 0
mov edx, dword [esi + 0x774]
cmp edx, 0x6a
ja 0x422144
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
mov edx, dword [esi + 0x774]
mov edi, dword [esi + 0x774]
movzx edi, byte [esi + edi + 0x208]
mov ebx, 0xb7
sub ebx, edx
add edx, 0xa9c72e48
xor ebx, edx
and ebx, edi
xor ebx, edx
mov dword [esi + 0x100], ebx
mov edx, dword [esi + 0x100]
add dl, 8
mov edi, dword [esi + 0x774]
mov byte [esi + edi + 0x208], dl
inc dword [esi + 0x774]
mov edx, dword [esi + 0x774]
cmp edx, 0x6b
jb 0x4220f0
movzx edx, byte [esi + 0x208]
mov ebx, dword [esi + 0x6c]
test dl, dl
je 0x42216b
lea edi, [esi + 0x209]
mov ebx, dword [esi + 0x6c]
nop
nop
nop
nop
nop
mov byte [ebx], dl
inc ebx
movzx edx, byte [edi]
inc edi
test dl, dl
jne 0x422160
mov byte [ebx], 0
movzx edx, byte [ecx]
test dl, dl
mov edi, ebx
je 0x42218b
inc ecx
nop
nop
nop
nop
nop
nop
nop
nop
mov byte [edi], dl
inc edi
movzx edx, byte [ecx]
inc ecx
test dl, dl
jne 0x422180
mov byte [edi], 0
movzx ecx, byte [esi + 0x570]
test cl, cl
je 0x4221ab
lea edx, [esi + 0x571]
nop
mov byte [edi], cl
inc edi
movzx ecx, byte [edx]
inc edx
test cl, cl
jne 0x4221a0
mov byte [edi], 0
movzx ecx, byte [eax]
test cl, cl
je 0x4221cb
inc eax
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
mov byte [edi], cl
inc edi
movzx ecx, byte [eax]
inc eax
test cl, cl
jne 0x4221c0
mov byte [edi], 0
movzx eax, byte [esi + 0x820]
test al, al
je 0x4221eb
lea ecx, [esi + 0x821]
nop
mov byte [edi], al
inc edi
movzx eax, byte [ecx]
inc ecx
test al, al
jne 0x4221e0
mov byte [edi], 0
push 0
call fcn.00433d40
add esp, 4
xor ecx, ecx
mov dword [esi + 0xb4], eax
test eax, eax
setne cl
mov dword [esi + 0xa4], edi
jmp dword [ecx*4 + 0x43c4ac]