Function at 0x550f3f
Capabilities:
Encode data using xor

Disassembly:
dec dword [ebx - 0x3c7c07a3]
sub bh, bh
dec ebp
cld
inc eax
add byte [edx], dh
test byte [eax], al
mov eax, dword [0xde004084]
test byte [eax], al
or eax, 0x16004085
test byte [eax], al
fiadd word [eax + eax*2 + 0x40850d00]
add byte [esi], dl
test dword [eax], eax
cmp al, byte [ebp - 0x7b17ffc0]
inc eax
add byte [ebp + eax*4 + 0x40], bl
add byte [ebp - 0x56ffbf7b], al
test dword [eax], eax
mov byte [ebp - 0x7a19ffc0], 0x40
inc eax
add al, ch
test byte [eax], al
pop esp
test dword [eax], eax
test dword [ebp - 0x7a56ffc0], eax
inc eax
add dh, al
test dword [eax], eax
out 0x85, al
inc eax
add dl, dh
test dword [eax], eax
sti
test dword [eax], eax
add al, 0x86
inc eax
add byte [0x13004086], cl
xchg byte [eax], al
and al, byte [esi - 0x79c4ffc0]
inc eax
add byte [esi + eax*4 + 0x40], dl
add byte [ebx], cl
mov dword [eax], eax
js 0x550f1d
inc eax
add byte [ecx - 0x23ffbf7a], dl
xchg byte [eax], al
adc al, byte [edi - 0x78ceffc0]
inc eax
add byte [ebp - 0x79], dl
inc eax
add byte [ecx - 0x50ffbf79], cl
xchg dword [eax], eax
mov ebx, 0xda004087
xchg dword [eax], eax
loop 0x550f46
inc eax
add ch, ch
xchg dword [eax], eax
push ds
mov byte [eax], al
inc ecx
mov byte [eax], al
jo 0x550f57
inc eax
add dh, cl
mov byte [eax], al
dec esi
mov dword [eax], eax
inc esp
mov dword [eax], eax
push ebp
mov ebp, esp
push ebx
push esi
mov esi, dword [ebp + 0xc]
mov ebx, ecx
and dword [ebx + 4], 0
and dword [ebx], 0
mov eax, 0x8000
push edi
cmp esi, eax
jae 0x550ffa
mov eax, esi
mov edi, dword [ebp + 8]
push eax
push edi
push dword [ebx + 8]
call fcn.00552a9d
xor ecx, ecx
xor al, al
inc ecx
mov byte [ebp + 0xb], al
cmp esi, ecx
jbe 0x55101e
xor al, byte [ecx + edi]
inc ecx
cmp ecx, esi
jb 0x551013
mov byte [ebp + 0xb], al
push 8
mov ecx, ebx
call fcn.0054efde
mov esi, dword [ebp + 0x10]
mov al, byte [ebp + 0xb]
and dword [esi + 0x10], 0
cmp al, byte [edi]
jne 0x551206
push dword [ebp + 0xc]
mov ecx, ebx
push edi
call fcn.00550276
mov edi, eax
test edi, edi
je 0x551082
push 1
mov ecx, esi
call fcn.00550360
mov eax, dword [esi + 0x10]
lea ecx, [eax + 1]
imul eax, eax, 0x28
add eax, dword [esi]
and dword [ebp + 0xc], 0
mov dword [esi + 0x10], ecx
lea ecx, [eax + 0xc]
mov dword [ecx], edi
mov dword [eax + 0x14], ecx
lea ecx, [eax + 0x1c]
push 3
mov dword [eax + 0x24], ecx
pop ecx
mov dword [eax], 0x28
mov dword [eax + 0x18], ecx
mov dword [eax + 8], ecx
mov ecx, ebx
call fcn.0054eff5
push 1
mov ecx, ebx
mov edi, eax
call fcn.0054efde
test edi, 0x8000
je 0x5511fb
push ebx
call fcn.005501a7
mov ecx, dword [ebx]
and dword [ebp + 8], 0
inc eax
mov dword [ebp + 0x10], eax
cmp ecx, dword [ebp + 0xc]
jae 0x551206
jmp 0x5510be
mov eax, dword [ebp + 0x10]
cmp dword [ebp + 8], eax
jae 0x5511fb
lea edi, [esi + 0x20]
push 1
mov ecx, edi
call fcn.0054989c
mov edi, dword [edi]
add edi, dword [ebp + 8]
mov ecx, ebx
call fcn.0054eff5
shr eax, 8
push 8
mov ecx, ebx
mov byte [edi], al
call fcn.0054efde
mov eax, dword [ebp + 0xc]
inc dword [ebp + 8]
cmp dword [ebx], eax
jb 0x5510bb
jmp 0x5511fb
push 1
mov ecx, esi
call fcn.00550360
mov edi, dword [esi + 0x10]
imul edi, edi, 0x28
add edi, dword [esi]
mov ecx, ebx
call fcn.0054eff5
mov ecx, ebx
test eax, 0x8000
jne 0x551124
shr eax, 0xc
push 4
jmp 0x55112c
shr eax, 0xa
sub eax, 0x18
push 6
mov dword [edi], eax
call fcn.0054efde
mov eax, dword [edi]
test byte [eax + 0x416010], 4
je 0x55115b
mov ecx, ebx
call fcn.0054eff5
test eax, 0xffff8000
setne al
push 1
mov ecx, ebx
mov byte [edi + 4], al
call fcn.0054efde
jmp 0x55115f
mov byte [edi + 4], 0
lea eax, [edi + 0x18]
push 3
pop ecx
mov dword [ebp + 0x10], eax
mov dword [eax], ecx
mov eax, dword [edi]
lea edx, [edi + 8]
mov dword [edx], ecx
movzx eax, byte [eax + 0x416010]
and eax, ecx
mov dword [ebp + 8], eax
mov dword [edi + 0x24], 0
mov dword [edi + 0x14], 0
jle 0x5511f8
movzx eax, byte [edi + 4]
push eax
push edx
mov ecx, ebx
call fcn.005503a9
cmp dword [ebp + 8], 2
jne 0x5511b1
movzx eax, byte [edi + 4]
push eax
push dword [ebp + 0x10]
mov ecx, ebx
call fcn.005503a9
jmp 0x5511f8
cmp dword [edi + 8], 1
jne 0x5511f8
mov eax, dword [edi]
test byte [eax + 0x416010], 0x18
je 0x5511f8
mov eax, dword [edi + 0xc]
mov ecx, 0x100
cmp eax, ecx
jl 0x5511d2
sub eax, ecx
jmp 0x5511f5
cmp eax, 0x88
jl 0x5511e0
sub eax, 0x108
jmp 0x5511f2
cmp eax, 0x10
jl 0x5511ea
sub eax, 8
jmp 0x5511f2
cmp eax, 8
jl 0x5511f2
sub eax, 0x10
add eax, dword [esi + 0x10]
mov dword [edi + 0xc], eax
inc dword [esi + 0x10]
mov eax, dword [ebp + 0xc]
cmp dword [ebx], eax
jb 0x5510fc
push 1
mov ecx, esi
call fcn.00550360
mov eax, dword [esi + 0x10]
lea ecx, [eax + 1]
imul eax, eax, 0x28
add eax, dword [esi]
mov dword [esi + 0x10], ecx
lea ecx, [eax + 0xc]
mov dword [eax + 0x14], ecx
lea ecx, [eax + 0x1c]
mov dword [eax + 0x24], ecx
push 3
pop ecx
mov dword [eax + 0x18], ecx
mov dword [eax + 8], ecx
xor edx, edx
mov dword [eax], 0x16
xor ecx, ecx
cmp dword [esi + 0x10], edx
jle 0x551266
xor edi, edi
mov eax, dword [esi]
add eax, edi
cmp dword [eax + 0x14], edx
jne 0x551252
lea ebx, [eax + 0xc]
mov dword [eax + 0x14], ebx
cmp dword [eax + 0x24], edx
jne 0x55125d
lea ebx, [eax + 0x1c]
mov dword [eax + 0x24], ebx
inc ecx
add edi, 0x28
cmp ecx, dword [esi + 0x10]
jl 0x551243
pop edi
pop esi
pop ebx
pop ebp
ret 0xc