Function at 0x600780
Capabilities:
Encode data using xor

Disassembly:
inc ebp
add al, 0xa7
daa
push ss
and edx, edi
call 0x308e4566
leave
outsb dx, byte [esi]
jbe 0x596b4b
jmp dword [ebx - 0xa796000]
mov dword [0xf586a000], eax
enter 0x14a, 0x69
push 0x9218c2c
sub byte [ebx + 0x122cc8de], bh
call 0x877d8abf
daa
adc byte [esi + edx*4 - 0x29], dl
ret
pop eax
nop
aam 0xcf
sbb byte [ecx], dl
and esp, 0xfe10a640
fadd dword [esi]
loopne 0x596b3c
nop
movsd dword es:[edi], dword gs:[esi]
outsd dx, dword [esi]
jl 0x596b4c
out dx, eax
dec dx
and al, 0x74
lahf
or ecx, dword [ecx + ecx]
popfd
dec eax
sar dword [eax + 0x1d4988c2], 1
sbb byte [eax], dl
mov bl, 0xf8
sub dword [edx], edx
lea esp, [0x33f368a1]
aaa
and al, 0x38
add eax, dword [edi]
pop ss
mov bh, 0x20
jge 0x596bff
sub byte [edi + 0x38], 0xa5
add al, 0x28
and byte [edi + 0xbb13eb], ch
mov ch, 0xc9
cmc
jmp 0x596be7
sub al, 0xad
adc al, byte [ecx]
mov al, byte [0x68931248]
test ch, al
and byte [ebp - 0x5cd3eab2], ch
sub cl, dh
mov bh, 0x8b
aaa
dec eax
dec ecx
add eax, dword [ebx]
invalid
pushal
mov esi, section.UPX1
lea edi, [esi - 0x15f000]
mov dword [edi + 0x1977bc], 0x2320320
push edi
or ebp, 0xffffffff
jmp 0x6007aa
mov al, byte [esi]
inc esi
mov byte [edi], al
inc edi
add ebx, ebx
jne 0x6007b1
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x6007a0
mov eax, 1
add ebx, ebx
jne 0x6007c3
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc eax, eax
add ebx, ebx
jae 0x6007d4
jne 0x6007f3
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x6007f3
dec eax
add ebx, ebx
jne 0x6007e0
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc eax, eax
jmp 0x6007b8
add ebx, ebx
jne 0x6007ef
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
jmp 0x600845
xor ecx, ecx
sub eax, 3
jb 0x60080b
shl eax, 8
mov al, byte [esi]
inc esi
xor eax, 0xffffffff
je 0x60087a
sar eax, 1
mov ebp, eax
jmp 0x600816
add ebx, ebx
jne 0x600816
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x6007e4
inc ecx
add ebx, ebx
jne 0x600824
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x6007e4
add ebx, ebx
jne 0x600831
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jae 0x600826
jne 0x600842
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x600826
add ecx, 2
cmp ebp, 0xfffffb00
adc ecx, 2
lea edx, [edi + ebp]
cmp ebp, 0xfffffffc
jbe 0x600864
mov al, byte [edx]
inc edx
mov byte [edi], al
inc edi
dec ecx
jne 0x600856
jmp 0x6007a6
mov eax, dword [edx]
add edx, 4
mov dword [edi], eax
add edi, 4
sub ecx, 4
ja 0x600864
add edi, ecx
jmp 0x6007a6
pop esi
mov edi, esi
mov ecx, 0xb8ef
mov al, byte [edi]
inc edi
sub al, 0xe8
cmp al, 1
ja 0x600882
cmp byte [edi], 0x5c
jne 0x600882
mov eax, dword [edi]
mov bl, byte [edi + 4]
shr ax, 8
rol eax, 0x10
xchg ah, al
sub eax, edi
sub bl, 0xe8
add eax, esi
mov dword [edi], eax
add edi, 5
mov al, bl
loop 0x600887
lea edi, [esi + 0x1fc000]
mov eax, dword [edi]
or eax, eax
je 0x6008f6
mov ebx, dword [edi + 4]
lea eax, [eax + esi + 0x2089b0]
add ebx, esi
push eax
add edi, 8
call dword [esi + 0x208ac8]
xchg ebp, eax
mov al, byte [edi]
inc edi
or al, al
je 0x6008b4
mov ecx, edi
push edi
dec eax
repne scasb al, byte es:[edi]
push ebp
call dword [esi + 0x208acc]
or eax, eax
je 0x6008f0
mov dword [ebx], eax
add ebx, 4
jmp 0x6008d1
call dword [esi + 0x208adc]
mov ebp, dword [esi + 0x208ad0]
lea edi, [esi - 0x1000]
mov ebx, 0x1000
push eax
push esp
push 4
push ebx
push edi
call ebp
lea eax, [edi + 0x21f]
and byte [eax], 0x7f
and byte [eax + 0x28], 0x7f
pop eax
push eax
push esp
push eax
push ebx
push edi
call ebp
pop eax
popal
lea eax, [esp - 0x80]
push 0
cmp esp, eax
jne 0x60092a
sub esp, 0xffffff80
jmp 0x596b80