Function at 0x6b5f40
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0xc0
call fcn.005e9a80
mov eax, dword [0x7cf070]
xor eax, esp
mov dword [esp + 0xbc], eax
mov eax, dword [esp + 0xc4]
push ebx
mov ebx, dword [esp + 0xe8]
push ebp
mov ebp, dword [esp + 0xdc]
mov dword [esp + 0x3c], eax
mov eax, dword [esp + 0xe0]
push esi
push edi
mov dword [esp + 0x20], eax
xor edi, edi
mov eax, dword [esp + 0xf0]
mov dword [esp + 0x48], ebp
mov dword [esp + 0x1c], eax
mov dword [esp + 0x34], 0xffffffff
mov dword [esp + 0x2c], 0
mov dword [esp + 0x18], 0
test eax, eax
jne 0x6b5fb6
call fcn.00649c00
mov dword [esp + 0x1c], eax
test ebx, ebx
push eax
cmove ebx, eax
mov dword [esp + 0x3c], ebx
call fcn.006602f0
add esp, 4
mov ebx, eax
mov dword [esp + 0x3c], ebx
cmp dword [esp + 0xd8], edi
jle 0x6b653b
mov esi, dword [esp + 0xe0]
test esi, esi
jle 0x6b653b
cmp ebp, esi
jl 0x6b6520
lea eax, [ebx*2 + 2]
cmp ebp, eax
jl 0x6b6520
push 0x9e
sub ebp, ebx
dec ebp
push str..crypto_rsa_rsa_oaep.c
push ebp
mov dword [esp + 0x34], ebp
call fcn.00642a00
add esp, 0xc
mov dword [esp + 0x10], eax
test eax, eax
jne 0x6b6043
push 0xa0
push str..crypto_rsa_rsa_oaep.c
push 0x41
push 0xa1
push 4
call fcn.00650330
add esp, 0x14
jmp 0x6b64d2
mov edi, dword [esp + 0x48]
push 0xa4
push str..crypto_rsa_rsa_oaep.c
push edi
call fcn.00642a00
add esp, 0xc
mov dword [esp + 0x14], eax
test eax, eax
jne 0x6b6082
push 0xa7
push str..crypto_rsa_rsa_oaep.c
push 0x41
push 0xa1
push 4
call fcn.00650330
add esp, 0x14
jmp 0x6b64ce
mov edx, dword [esp + 0xdc]
add eax, edi
add edx, esi
mov dword [esp + 0x14], eax
test edi, edi
jle 0x6b60c7
mov ebp, eax
mov eax, esi
lea ecx, [esi - 1]
not eax
shr ecx, 0x1f
shr eax, 0x1f
dec ebp
and ecx, eax
dec ecx
mov eax, ecx
and eax, 1
sub edx, eax
sub esi, eax
and cl, byte [edx]
mov byte [ebp], cl
sub edi, 1
jne 0x6b6097
mov dword [esp + 0x14], ebp
mov ebp, dword [esp + 0x28]
mov eax, dword [esp + 0x14]
movzx eax, byte [eax]
push dword [esp + 0x38]
push ebp
lea ecx, [eax - 1]
not eax
shr eax, 0x1f
shr ecx, 0x1f
and ecx, eax
mov eax, dword [esp + 0x1c]
neg ecx
mov dword [esp + 0x20], ecx
lea edi, [eax + 1]
add edi, ebx
lea esi, [eax + 1]
push edi
lea eax, [esp + 0x58]
push ebx
push eax
call fcn.006b59f0
add esp, 0x14
test eax, eax
jne 0x6b64ce
xor edx, edx
test ebx, ebx
jle 0x6b61a0
cmp ebx, 0x20
jb 0x6b6184
lea eax, [esi - 1]
lea ebp, [esp + 0x4c]
add eax, ebx
cmp ebp, eax
lea ecx, [esp + ebx + 0x4b]
mov ebp, dword [esp + 0x28]
ja 0x6b612d
cmp ecx, esi
jae 0x6b6184
mov eax, ebx
and eax, 0x8000001f
jns 0x6b613b
dec eax
or eax, 0xffffffe0
inc eax
mov ecx, ebx
mov ebp, esi
sub ecx, eax
lea eax, [esp + 0x4c]
sub ebp, eax
nop word [eax + eax]
movups xmm0, xmmword [esp + edx + 0x4c]
lea eax, [edx + ebp]
movups xmm1, xmmword [esp + eax + 0x4c]
pxor xmm1, xmm0
movups xmmword [esp + edx + 0x4c], xmm1
movups xmm1, xmmword [esi + edx + 0x10]
movups xmm0, xmmword [esp + edx + 0x5c]
pxor xmm1, xmm0
movups xmmword [esp + edx + 0x5c], xmm1
add edx, 0x20
cmp edx, ecx
jl 0x6b6150
mov ebp, dword [esp + 0x28]
cmp edx, ebx
jge 0x6b61a0
lea eax, [esp + 0x4c]
sub esi, eax
nop
lea ecx, [esp + 0x4c]
add ecx, edx
inc edx
mov al, byte [ecx + esi]
xor byte [ecx], al
cmp edx, ebx
jl 0x6b6190
push dword [esp + 0x38]
lea eax, [esp + 0x50]
push ebx
push eax
push ebp
push dword [esp + 0x20]
call fcn.006b59f0
add esp, 0x14
test eax, eax
jne 0x6b64ce
xor edx, edx
test ebp, ebp
jle 0x6b624e
mov ecx, dword [esp + 0x10]
cmp ebp, 0x20
jb 0x6b622f
lea eax, [ebp - 1]
lea esi, [ecx - 1]
add eax, edi
add esi, ebp
cmp ecx, eax
ja 0x6b61e4
cmp esi, edi
jae 0x6b622f
mov eax, ebp
and eax, 0x8000001f
jns 0x6b61f2
dec eax
or eax, 0xffffffe0
inc eax
mov ecx, ebp
mov esi, edi
sub ecx, eax
mov eax, dword [esp + 0x10]
sub esi, eax
nop
movups xmm0, xmmword [eax]
lea eax, [eax + 0x20]
movups xmm1, xmmword [esi + eax - 0x20]
pxor xmm1, xmm0
movups xmmword [eax - 0x20], xmm1
movups xmm1, xmmword [edi + edx + 0x10]
add edx, 0x20
movups xmm0, xmmword [eax - 0x10]
pxor xmm1, xmm0
movups xmmword [eax - 0x10], xmm1
cmp edx, ecx
jl 0x6b6200
mov ecx, dword [esp + 0x10]
cmp edx, ebp
jge 0x6b624e
sub edi, dword [esp + 0x10]
mov esi, ebp
add ecx, edx
sub esi, edx
nop dword [eax]
mov al, byte [ecx + edi]
lea ecx, [ecx + 1]
xor byte [ecx - 1], al
sub esi, 1
jne 0x6b6240
push 0
push dword [esp + 0x20]
lea eax, [esp + 0x94]
push 0
push eax
push dword [esp + 0xfc]
push dword [esp + 0x34]
call fcn.00649520
add esp, 0x18
test eax, eax
je 0x6b64ce
mov esi, dword [esp + 0x10]
lea eax, [esp + 0x8c]
push ebx
push eax
push esi
call fcn.00658ca0
add esp, 0xc
xor edx, edx
mov edi, ebx
lea ecx, [eax - 1]
not eax
shr ecx, 0x1f
shr eax, 0x1f
and ecx, eax
neg ecx
and dword [esp + 0x18], ecx
cmp ebx, ebp
jge 0x6b6318
xor ebx, ebx
nop dword [eax]
movzx esi, byte [edi + esi]
mov eax, esi
xor eax, 1
lea edx, [eax - 1]
not eax
shr eax, 0x1f
shr edx, 0x1f
and edx, eax
mov eax, ebx
not eax
neg edx
and eax, edx
or ebx, edx
mov dword [esp + 0x20], eax
not eax
mov dword [esp + 0x1c], eax
mov ecx, dword [esp + 0x20]
mov eax, dword [esp + 0x1c]
and ecx, edi
and eax, dword [esp + 0x2c]
inc edi
or eax, ecx
mov dword [esp + 0x2c], eax
lea eax, [esi - 1]
shr eax, 0x1f
not esi
shr esi, 0x1f
and eax, esi
mov esi, dword [esp + 0x10]
neg eax
or eax, ebx
and dword [esp + 0x18], eax
cmp edi, ebp
jl 0x6b62b0
mov dword [esp + 0x20], ebx
mov ebx, dword [esp + 0x3c]
mov edx, dword [esp + 0x20]
mov edi, dword [esp + 0xd8]
mov eax, ebp
sub eax, dword [esp + 0x2c]
mov ecx, edi
dec eax
mov esi, ebp
sub ecx, eax
mov dword [esp + 0x34], eax
xor ecx, eax
sub esi, ebx
xor eax, edi
mov ebx, 1
or ecx, eax
xor ecx, edi
shr ecx, 0x1f
dec ecx
and ecx, edx
and dword [esp + 0x18], ecx
lea ecx, [esi - 1]
mov edx, ecx
mov eax, ecx
sub edx, edi
xor eax, edi
xor edx, edi
or edx, eax
xor edx, ecx
lea ecx, [esi - 1]
shr edx, 0x1f
neg edx
mov dword [esp + 0x30], ecx
mov dword [esp + 0x20], edx
not edx
mov dword [esp + 0x1c], edx
mov eax, dword [esp + 0x20]
mov edx, dword [esp + 0x1c]
and eax, ecx
and edx, edi
or edx, eax
mov dword [esp + 0x1c], edx
cmp ecx, ebx
jle 0x6b6416
sub esi, dword [esp + 0x34]
mov edx, dword [esp + 0x3c]
inc edx
mov dword [esp + 0x40], edx
lea ecx, [esi - 1]
mov dword [esp + 0x24], ecx
nop
mov eax, ecx
mov edi, ebp
and eax, ebx
sub edi, ebx
lea ecx, [eax - 1]
not eax
shr ecx, 0x1f
shr eax, 0x1f
and ecx, eax
dec ecx
cmp edx, edi
jge 0x6b6406
mov esi, dword [esp + 0x10]
movzx eax, cl
add esi, edx
mov ebp, eax
mov dword [esp + 0x2c], eax
not ebp
sub edi, edx
nop dword [eax]
mov dword [esp + 0x20], eax
lea esi, [esi + 1]
movzx eax, byte [esi + ebx - 1]
mov dword [esp + 0x38], ebp
mov edx, dword [esp + 0x20]
mov ecx, dword [esp + 0x38]
and dl, al
movzx eax, byte [esi - 1]
and cl, al
mov eax, dword [esp + 0x2c]
or cl, dl
mov byte [esi - 1], cl
sub edi, 1
jne 0x6b63d0
mov ebp, dword [esp + 0x28]
mov edx, dword [esp + 0x40]
mov ecx, dword [esp + 0x24]
add ebx, ebx
cmp ebx, dword [esp + 0x30]
jl 0x6b63a0
mov edx, dword [esp + 0x1c]
xor esi, esi
test edx, edx
jle 0x6b64a6
mov eax, dword [esp + 0x18]
mov ebx, dword [esp + 0x34]
mov edi, dword [esp + 0x34]
movzx eax, al
neg edi
mov dword [esp + 0x24], eax
mov eax, dword [esp + 0x3c]
mov ebp, dword [esp + 0x24]
inc eax
shr ebx, 0x1f
add eax, dword [esp + 0x10]
mov dword [esp + 0x30], eax
nop dword [eax]
mov ecx, esi
mov edx, edi
shr ecx, 0x1f
inc edi
shr edx, 0x1f
mov al, cl
xor al, bl
xor dl, bl
or dl, al
xor dl, cl
neg dl
movzx eax, dl
and eax, ebp
mov dword [esp + 0x24], eax
not eax
mov dword [esp + 0x40], eax
mov eax, dword [esp + 0x30]
mov edx, dword [esp + 0x24]
mov ecx, dword [esp + 0x40]
movzx eax, byte [eax + esi]
and dl, al
mov eax, dword [esp + 0x44]
movzx eax, byte [eax + esi]
and cl, al
mov eax, dword [esp + 0x44]
or cl, dl
mov byte [eax + esi], cl
inc esi
cmp esi, dword [esp + 0x1c]
jl 0x6b6450
mov ebp, dword [esp + 0x28]
push 0x108
push str..crypto_rsa_rsa_oaep.c
push 0x79
push 0xa1
push 4
call fcn.00650330
mov eax, dword [esp + 0x2c]
and eax, 1
push eax
call fcn.006506f0
add esp, 0x18
mov edi, dword [esp + 0x14]
lea eax, [esp + 0x4c]
push 0x40
push eax
call fcn.0065d310
mov ebx, dword [esp + 0x18]
push ebp
push ebx
call fcn.0065d310
push ebx
call fcn.00642930
push dword [esp + 0x5c]
push edi
call fcn.0065d310
push edi
call fcn.00642930
mov eax, dword [esp + 0x38]
add esp, 0x20
mov dword [esp + 0x24], eax
not eax
mov dword [esp + 0x30], eax
mov ecx, dword [esp + 0x24]
and ecx, dword [esp + 0x34]
mov eax, dword [esp + 0x30]
or eax, ecx
jmp 0x6b653e
push 0x99
push str..crypto_rsa_rsa_oaep.c
push 0x79
push 0xa1
push 4
call fcn.00650330
add esp, 0x14
or eax, 0xffffffff
mov ecx, dword [esp + 0xcc]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.005e9199
add esp, 0xc0
ret