Function at 0x420b30
Capabilities:
Encode data using xor
Enumerate files on windows

Disassembly:
push ebx
mov ebx, esp
sub esp, 8
and esp, 0xfffffff8
add esp, 4
push ebp
mov ebp, dword [ebx + 4]
mov dword [esp + 4], ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x505371
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
push ebx
sub esp, 0x198
push esi
mov esi, ecx
mov byte [ebp - 0x16], dl
mov dword [ebp - 0x20], esi
push edi
mov dword [ebp - 0x1c], 1
mov dword [ebp - 4], 0
mov dword [esi], 0
mov dword [esi + 4], 0
mov dword [esi + 8], 0
mov byte [ebp - 4], 1
xor ecx, ecx
mov dword [ebp - 0x1c], 1
mov dword [ebp - 0x14], 0x100b6c7
lea eax, [ecx - 0x65]
xor byte [ebp + ecx - 0x14], al
inc ecx
cmp ecx, 2
jb 0x420ba2
lea ecx, [ebp - 0x14]
mov byte [ebp - 0x11], 0
lea edx, [ecx + 1]
nop dword [eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x420bc0
sub ecx, edx
mov eax, 0x7fffffff
mov edx, dword [ebx + 0x1c]
sub eax, edx
cmp eax, ecx
jb 0x420f32
cmp dword [ebx + 0x20], 0x10
lea eax, [ebx + 0xc]
push ecx
cmovae eax, dword [ebx + 0xc]
lea ecx, [ebp - 0x14]
push ecx
push edx
push eax
push ecx
push dword [ebp - 0x20]
lea ecx, [ebp - 0x50]
call fcn.0046dfc0
cmp dword [ebp - 0x3c], 0x10
lea ecx, [ebp - 0x1a8]
lea eax, [ebp - 0x50]
mov dword [ebp - 0x1c], 3
cmovae eax, dword [ebp - 0x50]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_FindFirstFileA]
mov ecx, dword [ebp - 0x3c]
mov edi, eax
cmp edi, 0xffffffff
sete al
mov byte [ebp - 0x15], al
cmp ecx, 0x10
jb 0x420c5b
mov edx, dword [ebp - 0x50]
inc ecx
mov eax, edx
cmp ecx, 0x1000
jb 0x420c4e
mov edx, dword [eax - 4]
add ecx, 0x23
sub eax, edx
add eax, 0xfffffffc
cmp eax, 0x1f
ja 0x420f37
push ecx
push edx
call fcn.004dd831
mov al, byte [ebp - 0x15]
add esp, 8
mov dword [ebp - 0x40], 0
mov dword [ebp - 0x3c], 0xf
mov byte [ebp - 0x50], 0
test al, al
je 0x420cc0
mov ecx, dword [ebx + 0x20]
cmp ecx, 0x10
jb 0x420ca5
mov edx, dword [ebx + 0xc]
inc ecx
mov eax, edx
cmp ecx, 0x1000
jb 0x420c9b
mov edx, dword [eax - 4]
add ecx, 0x23
sub eax, edx
add eax, 0xfffffffc
cmp eax, 0x1f
ja 0x420f2d
push ecx
push edx
call fcn.004dd831
add esp, 8
mov ecx, dword [ebp - 0xc]
mov eax, esi
pop edi
mov dword fs:[0], ecx
pop esi
mov esp, ebp
pop ebp
mov esp, ebx
pop ebx
ret
cmp byte [ebp - 0x16], 0
jne 0x420cd5
test byte [ebp - 0x1a8], 0x10
jne 0x420ecf
jmp 0x420ce2
test byte [ebp - 0x1a8], 0x10
je 0x420ecf
lea eax, [ebp - 0x17c]
lea edx, [eax + 1]
nop dword [eax + eax]
mov cl, byte [eax]
inc eax
test cl, cl
jne 0x420cf0
mov cl, byte [ebp - 0x17c]
sub eax, edx
cmp eax, 1
jne 0x420d0d
cmp cl, 0x2e
je 0x420ecf
cmp eax, 2
jne 0x420d23
cmp cl, 0x2e
jne 0x420d23
cmp byte [ebp - 0x17b], cl
je 0x420ecf
cmp byte [ebx + 8], 0
je 0x420e3b
lea ecx, [ebp - 0x13]
mov word [ebp - 0x13], 0x5c
mov byte [ebp - 0x11], 0
lea edx, [ecx + 1]
nop dword [eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x420d40
sub ecx, edx
mov eax, 0x7fffffff
mov edx, dword [ebx + 0x1c]
sub eax, edx
cmp eax, ecx
jb 0x420f32
cmp dword [ebx + 0x20], 0x10
lea eax, [ebx + 0xc]
push ecx
cmovae eax, dword [ebx + 0xc]
lea ecx, [ebp - 0x13]
push ecx
push edx
push eax
push ecx
push dword [ebp - 0x20]
lea ecx, [ebp - 0x68]
call fcn.0046dfc0
or dword [ebp - 0x1c], 4
lea eax, [ebp - 0x17c]
mov dword [ebp - 4], 2
push eax
lea ecx, [ebp - 0x68]
call fcn.00466290
or dword [ebp - 0x1c], 8
movups xmm0, xmmword [eax]
movups xmmword [ebp - 0x38], xmm0
movq xmm0, qword [eax + 0x10]
movq qword [ebp - 0x28], xmm0
mov dword [eax + 0x10], 0
mov dword [eax + 0x14], 0xf
mov byte [eax], 0
lea eax, [ebp - 0x38]
mov byte [ebp - 4], 3
push eax
mov ecx, esi
call fcn.00465220
mov byte [ebp - 4], 2
mov ecx, dword [ebp - 0x24]
cmp ecx, 0x10
jb 0x420e00
mov edx, dword [ebp - 0x38]
inc ecx
mov eax, edx
cmp ecx, 0x1000
jb 0x420df6
mov edx, dword [eax - 4]
add ecx, 0x23
sub eax, edx
add eax, 0xfffffffc
cmp eax, 0x1f
ja 0x420f37
push ecx
push edx
call fcn.004dd831
add esp, 8
mov byte [ebp - 4], 1
mov ecx, dword [ebp - 0x54]
cmp ecx, 0x10
jb 0x420ecf
mov edx, dword [ebp - 0x68]
inc ecx
mov eax, edx
cmp ecx, 0x1000
jb 0x420ec5
mov edx, dword [eax - 4]
add ecx, 0x23
sub eax, edx
add eax, 0xfffffffc
cmp eax, 0x1f
ja 0x420f37
jmp 0x420ec5
push eax
lea eax, [ebp - 0x17c]
mov dword [ebp - 0x28], 0
xorps xmm0, xmm0
mov dword [ebp - 0x24], 0
push eax
lea ecx, [ebp - 0x38]
movups xmmword [ebp - 0x38], xmm0
call fcn.00402870
mov dword [ebp - 4], 4
mov eax, dword [esi + 4]
cmp eax, dword [esi + 8]
je 0x420e8f
movups xmm0, xmmword [ebp - 0x38]
mov ecx, 0xf
mov byte [ebp - 0x38], 0
movups xmmword [eax], xmm0
movq xmm0, qword [ebp - 0x28]
movq qword [eax + 0x10], xmm0
add dword [esi + 4], 0x18
jmp 0x420e9e
lea ecx, [ebp - 0x38]
push ecx
push eax
mov ecx, esi
call fcn.00473170
mov ecx, dword [ebp - 0x24]
mov byte [ebp - 4], 1
cmp ecx, 0x10
jb 0x420ecf
mov edx, dword [ebp - 0x38]
inc ecx
mov eax, edx
cmp ecx, 0x1000
jb 0x420ec5
mov edx, dword [eax - 4]
add ecx, 0x23
sub eax, edx
add eax, 0xfffffffc
cmp eax, 0x1f
ja 0x420f2d
push ecx
push edx
call fcn.004dd831
add esp, 8
lea eax, [ebp - 0x1a8]
push eax
push edi
call dword [sym.imp.KERNEL32.dll_FindNextFileA]
test eax, eax
jne 0x420cc0
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0x12
jne 0x420cc0
push edi
call dword [sym.imp.KERNEL32.dll_FindClose]
mov ecx, dword [ebx + 0x20]
cmp ecx, 0x10
jb 0x420ca5
mov edx, dword [ebx + 0xc]
inc ecx
mov eax, edx
cmp ecx, 0x1000
jb 0x420c9b
mov edx, dword [eax - 4]
add ecx, 0x23
sub eax, edx
add eax, 0xfffffffc
cmp eax, 0x1f
jbe 0x420c9b
call fcn.004e2ad0
call fcn.00402050
call fcn.004e2ad0
int3