Function at 0x553ba0
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0x6c
call fcn.004c4b70
mov eax, dword [0x671580]
xor eax, esp
mov dword [esp + 0x68], eax
mov eax, dword [esp + 0x70]
push ebx
mov ebx, dword [esp + 0x84]
push ebp
push esi
mov esi, dword [esp + 0x88]
xor ebp, ebp
push edi
mov edi, dword [esp + 0x88]
mov dword [esp + 0x10], eax
mov eax, dword [esp + 0x84]
mov dword [esp + 0x30], edi
mov dword [esp + 0x34], eax
mov dword [esp + 0x20], ebx
mov dword [esp + 0x28], 0
call fcn.0050b310
mov dword [esp + 0x14], eax
test eax, eax
je 0x55401a
test esi, esi
mov eax, edi
push edi
cmovne eax, esi
mov dword [esp + 0x1c], eax
call fcn.004fdcf0
mov edi, eax
add esp, 4
mov dword [esp + 0x24], edi
test edi, edi
js 0x55401a
mov esi, dword [esp + 0x94]
cmp esi, 0xffffffff
jne 0x553c8d
mov esi, edi
mov dword [esp + 0x94], esi
mov eax, dword [esp + 0x10]
push dword [eax + 0x10]
call fcn.005063d0
push dword [esp + 0x14]
dec eax
and eax, 7
mov dword [esp + 0x34], eax
call fcn.004ff460
mov edx, dword [esp + 0x34]
add esp, 8
mov dword [esp + 0x10], eax
mov ecx, edx
mov eax, 0xff
shl eax, cl
test byte [ebx], al
je 0x553caf
push 0x46
push str.crypto_rsa_rsa_pss.c
push 0x85
push 0x7e
push 4
call fcn.004fcef0
add esp, 0x14
jmp 0x55401a
cmp esi, 0xfffffffd
jge 0x553c3b
push 0x3f
push str.crypto_rsa_rsa_pss.c
push 0x88
push 0x7e
push 4
call fcn.004fcef0
add esp, 0x14
jmp 0x55401a
test edx, edx
jne 0x553cb8
inc ebx
mov dword [esp + 0x20], ebx
mov eax, dword [esp + 0x10]
test edx, edx
lea ecx, [eax - 1]
cmovne ecx, eax
lea eax, [edi + 2]
cmp ecx, eax
jge 0x553ce5
push 0x4e
push str.crypto_rsa_rsa_pss.c
push 0x6d
push 0x7e
push 4
call fcn.004fcef0
add esp, 0x14
jmp 0x55401a
mov eax, ecx
sub eax, edi
lea edx, [eax - 2]
cmp esi, 0xfffffffd
jne 0x553d1c
mov dword [esp + 0x94], edx
cmp byte [ecx + ebx - 1], 0xbc
je 0x553d24
push 0x58
push str.crypto_rsa_rsa_pss.c
push 0x86
push 0x7e
push 4
call fcn.004fcef0
add esp, 0x14
jmp 0x55401a
cmp esi, edx
jle 0x553cf8
push 0x54
jmp 0x553ccd
lea esi, [eax - 1]
push 0x5d
push str.crypto_rsa_rsa_pss.c
push esi
mov dword [esp + 0x28], esi
add ebx, esi
call fcn.00507a40
mov ebp, eax
add esp, 0xc
test ebp, ebp
jne 0x553d5d
push 0x5f
push str.crypto_rsa_rsa_pss.c
push 0x41
push 0x7e
push 4
call fcn.004fcef0
add esp, 0x14
jmp 0x55401a
push dword [esp + 0x18]
push edi
push ebx
push esi
push ebp
call fcn.005529e0
add esp, 0x14
test eax, eax
js 0x55401a
xor edx, edx
test esi, esi
jle 0x553ea2
cmp esi, 8
jb 0x553e80
mov ecx, dword [esp + 0x20]
lea eax, [ecx - 1]
add eax, esi
cmp ebp, eax
ja 0x553da2
lea eax, [ebp - 1]
add eax, esi
cmp eax, ecx
jae 0x553e80
cmp esi, 0x40
jb 0x553e2f
mov eax, esi
and eax, 0x8000003f
jns 0x553db9
dec eax
or eax, 0xffffffc0
inc eax
mov edi, esi
sub edi, eax
lea eax, [ebp + 0x10]
mov dword [esp + 0x10], edi
mov edi, ecx
sub edi, ebp
mov dword [esp + 0x18], edi
lea edi, [ecx + 0x30]
mov esi, dword [esp + 0x18]
movups xmm0, xmmword [eax - 0x10]
add edx, 0x40
lea edi, [edi + 0x40]
lea eax, [eax + 0x40]
movups xmm1, xmmword [edi - 0x70]
xorps xmm1, xmm0
movups xmmword [eax - 0x50], xmm1
movups xmm0, xmmword [eax - 0x40]
movups xmm1, xmmword [esi + eax - 0x40]
xorps xmm1, xmm0
movups xmmword [eax - 0x40], xmm1
movups xmm0, xmmword [eax - 0x30]
movups xmm1, xmmword [edi - 0x50]
xorps xmm1, xmm0
movups xmmword [eax - 0x30], xmm1
movups xmm1, xmmword [eax - 0x20]
movups xmm0, xmmword [edi - 0x40]
xorps xmm1, xmm0
movups xmmword [eax - 0x20], xmm1
cmp edx, dword [esp + 0x10]
jl 0x553dd3
mov esi, dword [esp + 0x1c]
mov eax, esi
mov edi, dword [esp + 0x24]
and al, 0x3f
cmp al, 8
jb 0x553e80
mov eax, esi
and eax, 0x80000007
jns 0x553e3d
dec eax
or eax, 0xfffffff8
inc eax
mov dword [esp + 0x10], esi
sub dword [esp + 0x10], eax
sub ecx, ebp
mov dword [esp + 0x18], ecx
lea eax, [edx + ebp]
mov ecx, dword [esp + 0x10]
mov edi, dword [esp + 0x18]
nop word [eax + eax]
movq xmm1, qword [edi + eax]
lea eax, [eax + 8]
movq xmm0, qword [eax - 8]
add edx, 8
xorps xmm1, xmm0
movq qword [eax - 8], xmm1
cmp edx, ecx
jl 0x553e60
mov edi, dword [esp + 0x24]
cmp edx, esi
jge 0x553ea2
mov edi, dword [esp + 0x20]
lea ecx, [edx + ebp]
sub edi, ebp
sub esi, edx
nop
mov al, byte [edi + ecx]
lea ecx, [ecx + 1]
xor byte [ecx - 1], al
sub esi, 1
jne 0x553e90
mov edi, dword [esp + 0x24]
mov eax, dword [esp + 0x2c]
test eax, eax
je 0x553ebb
mov ecx, 8
sub ecx, eax
mov eax, 0xff
sar eax, cl
and byte [ebp], al
mov ecx, dword [esp + 0x1c]
xor esi, esi
cmp byte [ebp], 0
jne 0x553edb
lea eax, [ecx - 1]
nop word [eax + eax]
cmp esi, eax
jge 0x553edb
inc esi
cmp byte [esi + ebp], 0
je 0x553ed0
mov al, byte [esi + ebp]
inc esi
cmp al, 1
je 0x553f00
push 0x6a
push str.crypto_rsa_rsa_pss.c
push 0x87
push 0x7e
push 4
call fcn.004fcef0
add esp, 0x14
jmp 0x55401a
mov edx, dword [esp + 0x94]
cmp edx, 0xfffffffe
je 0x553f1b
mov eax, ecx
sub eax, esi
cmp eax, edx
je 0x553f1b
push 0x6e
jmp 0x553c94
push 0
push dword [esp + 0x34]
push dword [esp + 0x1c]
call fcn.0050afb0
add esp, 0xc
test eax, eax
je 0x55401a
push 8
push 0x62eb4c
push dword [esp + 0x1c]
call fcn.0050b160
add esp, 0xc
test eax, eax
je 0x55401a
push edi
push dword [esp + 0x38]
push dword [esp + 0x1c]
call fcn.0050b160
add esp, 0xc
test eax, eax
je 0x55401a
mov eax, dword [esp + 0x1c]
sub eax, esi
je 0x553f8a
push eax
lea eax, [esi + ebp]
push eax
push dword [esp + 0x1c]
call fcn.0050b160
add esp, 0xc
test eax, eax
je 0x55401a
push 0
lea eax, [esp + 0x3c]
push eax
push dword [esp + 0x1c]
call fcn.0050af10
add esp, 0xc
test eax, eax
je 0x55401a
lea ecx, [esp + 0x38]
sub edi, 4
jb 0x553fc1
nop word [eax + eax]
mov eax, dword [ecx]
cmp eax, dword [ebx]
jne 0x553fc6
add ecx, 4
add ebx, 4
sub edi, 4
jae 0x553fb0
cmp edi, 0xfffffffc
je 0x554012
mov al, byte [ecx]
cmp al, byte [ebx]
jne 0x553ff3
cmp edi, 0xfffffffd
je 0x554012
mov al, byte [ecx + 1]
cmp al, byte [ebx + 1]
jne 0x553ff3
cmp edi, 0xfffffffe
je 0x554012
mov al, byte [ecx + 2]
cmp al, byte [ebx + 2]
jne 0x553ff3
cmp edi, 0xffffffff
je 0x554012
mov al, byte [ecx + 3]
cmp al, byte [ebx + 3]
je 0x554012
push 0x7c
push str.crypto_rsa_rsa_pss.c
push 0x68
push 0x7e
push 4
call fcn.004fcef0
add esp, 0x14
mov dword [esp + 0x28], 0
jmp 0x55401a
mov dword [esp + 0x28], 1
push 0x83
push str.crypto_rsa_rsa_pss.c
push ebp
call fcn.00507a80
push dword [esp + 0x20]
call fcn.0050b2f0
mov ecx, dword [esp + 0x88]
add esp, 0x10
mov eax, dword [esp + 0x28]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.004c4309
add esp, 0x6c
ret