Function at 0x541ba0
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0x3c
call fcn.004c4b70
push ebx
push ebp
push esi
push edi
push dword [esp + 0x50]
mov dword [esp + 0x40], 0
mov dword [esp + 0x28], 0
call fcn.004fd7a0
push eax
mov dword [esp + 0x30], eax
xor edi, edi
mov dword [esp + 0x34], 0
xor ebp, ebp
call fcn.00541ab0
push dword [esp + 0x5c]
mov ebx, eax
mov dword [esp + 0x2c], ebx
call fcn.004fdcf0
add esp, 0xc
mov dword [esp + 0x30], eax
xor esi, esi
mov dword [esp + 0x1c], edi
test ebx, ebx
je 0x541c52
test eax, eax
jle 0x541c52
mov eax, dword [esp + 0x64]
push dword [eax]
push 0xff
push dword [esp + 0x68]
call fcn.004cf790
push 0x626a08
push dword [esp + 0x6c]
lea eax, [esp + 0x6c]
push eax
push esi
call fcn.0053cab0
mov edi, eax
add esp, 0x1c
mov dword [esp + 0x10], edi
test edi, edi
jne 0x541ccd
push 0x126
push str.crypto_sm2_sm2_crypt.c
push 0x64
push 0x66
push 0x35
call fcn.004fcef0
add esp, 0x14
xor ebx, ebx
mov eax, dword [esp + 0x64]
push dword [eax]
push 0
push dword [esp + 0x68]
call fcn.004cf790
add esp, 0xc
push 0x180
push str.crypto_sm2_sm2_crypt.c
push dword [esp + 0x24]
call fcn.00507a80
push 0x181
push str.crypto_sm2_sm2_crypt.c
push ebp
call fcn.00507a80
push 0x182
push str.crypto_sm2_sm2_crypt.c
push ebx
call fcn.00507a80
push dword [esp + 0x50]
call fcn.0051b210
push dword [esp + 0x4c]
call fcn.0050d5a0
push 0x626a08
push edi
call fcn.00531100
push esi
call fcn.0050b2f0
mov eax, dword [esp + 0x74]
add esp, 0x38
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x3c
ret
mov ecx, dword [edi + 8]
mov eax, dword [esp + 0x30]
cmp dword [ecx], eax
je 0x541ce9
push 0x12b
push str.crypto_sm2_sm2_crypt.c
push 0x68
jmp 0x541c46
mov eax, dword [edi + 0xc]
mov ecx, dword [ecx + 8]
mov dword [esp + 0x48], ecx
mov edi, dword [eax]
mov ebx, dword [eax + 8]
mov dword [esp + 0x44], edi
call fcn.0050d780
mov ebp, eax
mov dword [esp + 0x24], ebp
test ebp, ebp
jne 0x541d2e
push 0x135
push str.crypto_sm2_sm2_crypt.c
push 0x41
push 0x66
push 0x35
call fcn.004fcef0
mov edi, dword [esp + 0x24]
add esp, 0x14
xor ebp, ebp
jmp 0x541c52
push ebp
call fcn.0050d870
push ebp
call fcn.0050d630
push ebp
mov dword [esp + 0x40], eax
call fcn.0050d630
add esp, 0xc
mov dword [esp + 0x38], eax
test eax, eax
jne 0x541d5d
push 0x13e
push str.crypto_sm2_sm2_crypt.c
push 3
jmp 0x541d17
push 0x142
push str.crypto_sm2_sm2_crypt.c
push edi
call fcn.00507cf0
mov ecx, dword [esp + 0x2c]
mov ebp, eax
push 0x143
push str.crypto_sm2_sm2_crypt.c
mov dword [esp + 0x30], ebp
lea eax, [ecx + ecx]
push eax
call fcn.00507cf0
push 0x144
push str.crypto_sm2_sm2_crypt.c
push dword [esp + 0x50]
mov dword [esp + 0x38], eax
call fcn.00507cf0
add esp, 0x24
mov dword [esp + 0x18], eax
test ebp, ebp
je 0x542149
cmp dword [esp + 0x14], esi
je 0x542149
test eax, eax
je 0x542149
push dword [esp + 0x28]
call fcn.0051b560
mov ecx, eax
add esp, 4
mov dword [esp + 0x2c], ecx
test ecx, ecx
jne 0x541e01
push 0x14d
push str.crypto_sm2_sm2_crypt.c
push 0x41
push 0x66
push 0x35
call fcn.004fcef0
mov ebp, dword [esp + 0x28]
add esp, 0x14
mov edi, dword [esp + 0x10]
mov ebx, dword [esp + 0x18]
jmp 0x541c54
mov eax, dword [esp + 0x10]
push dword [esp + 0x24]
push dword [eax + 4]
push dword [eax]
push ecx
push dword [esp + 0x38]
call fcn.0051b6a0
add esp, 0x14
test eax, eax
je 0x542138
push dword [esp + 0x24]
push dword [esp + 0x54]
call fcn.004fff60
add esp, 4
push eax
mov eax, dword [esp + 0x34]
push eax
push 0
push eax
push dword [esp + 0x3c]
call fcn.0051b510
add esp, 0x18
test eax, eax
je 0x542138
push dword [esp + 0x24]
push dword [esp + 0x3c]
push dword [esp + 0x3c]
push dword [esp + 0x38]
push dword [esp + 0x38]
call fcn.0051b240
add esp, 0x14
test eax, eax
je 0x542138
push dword [esp + 0x20]
push dword [esp + 0x18]
push dword [esp + 0x3c]
call fcn.00505e80
add esp, 0xc
test eax, eax
js 0x542127
mov eax, dword [esp + 0x20]
mov ecx, dword [esp + 0x14]
push eax
add ecx, eax
push ecx
push dword [esp + 0x40]
call fcn.00505e80
add esp, 0xc
test eax, eax
js 0x542127
push dword [esp + 0x54]
mov ecx, dword [esp + 0x24]
push 0
push 0
lea eax, [ecx + ecx]
push eax
push dword [esp + 0x24]
push edi
push ebp
call fcn.00540e90
add esp, 0x1c
test eax, eax
je 0x542127
xor edx, edx
test edi, edi
je 0x542038
cmp edi, 8
jb 0x542015
mov esi, dword [esp + 0x60]
lea eax, [ebp - 1]
add eax, edi
lea ecx, [esi - 1]
add ecx, edi
cmp esi, eax
ja 0x541f03
cmp ecx, ebp
jae 0x542015
lea eax, [ebx - 1]
add eax, edi
cmp esi, eax
ja 0x541f14
cmp ecx, ebx
jae 0x542015
cmp edi, 0x40
jb 0x541fc5
mov eax, edi
and eax, 0x8000003f
jns 0x541f2b
dec eax
or eax, 0xffffffc0
inc eax
mov ecx, edi
mov edi, dword [esp + 0x60]
sub ecx, eax
sub edi, ebp
mov dword [esp + 0x38], ecx
lea eax, [ebp + 0x10]
lea ecx, [esi + 0x20]
mov dword [esp + 0x28], edi
mov esi, ebx
sub esi, ebp
mov ebp, ebx
sub ebp, dword [esp + 0x60]
mov dword [esp + 0x34], esi
mov esi, dword [esp + 0x38]
mov dword [esp + 0x40], ebp
mov ebp, dword [esp + 0x34]
nop dword [eax]
movups xmm0, xmmword [eax - 0x10]
mov edi, dword [esp + 0x28]
lea eax, [eax + 0x40]
movups xmm1, xmmword [edx + ebx]
lea ecx, [ecx + 0x40]
xorps xmm1, xmm0
movups xmmword [ecx - 0x60], xmm1
movups xmm0, xmmword [eax - 0x40]
movups xmm1, xmmword [eax + ebp - 0x40]
xorps xmm1, xmm0
movups xmmword [edi + eax - 0x40], xmm1
mov edi, dword [esp + 0x40]
movups xmm0, xmmword [eax - 0x30]
movups xmm1, xmmword [edi + ecx - 0x40]
mov edi, dword [esp + 0x44]
xorps xmm1, xmm0
movups xmmword [ecx - 0x40], xmm1
movups xmm1, xmmword [ebx + edx + 0x30]
add edx, 0x40
movups xmm0, xmmword [eax - 0x20]
xorps xmm1, xmm0
movups xmmword [ecx - 0x30], xmm1
cmp edx, esi
jne 0x541f60
mov ebp, dword [esp + 0x1c]
mov eax, edi
and al, 0x3f
cmp al, 8
jb 0x542011
mov eax, edi
and eax, 0x80000007
jns 0x541fd3
dec eax
or eax, 0xfffffff8
inc eax
mov ecx, edi
mov esi, ebx
sub ecx, eax
sub esi, ebp
lea eax, [edx + ebp]
mov ebp, dword [esp + 0x60]
sub ebp, dword [esp + 0x1c]
nop word [eax + eax]
movq xmm1, qword [esi + eax]
lea eax, [eax + 8]
movq xmm0, qword [eax - 8]
add edx, 8
xorps xmm1, xmm0
movq qword [eax + ebp - 8], xmm1
cmp edx, ecx
jne 0x541ff0
mov ebp, dword [esp + 0x1c]
cmp edx, edi
je 0x542038
sub ebx, ebp
lea ecx, [edx + ebp]
mov ebp, dword [esp + 0x60]
mov esi, edi
sub ebp, dword [esp + 0x1c]
sub esi, edx
mov al, byte [ebx + ecx]
lea ecx, [ecx + 1]
xor al, byte [ecx - 1]
mov byte [ecx + ebp - 1], al
sub esi, 1
jne 0x542026
call fcn.0050b310
mov esi, eax
test esi, esi
jne 0x54204d
push 0x167
jmp 0x541ddd
push dword [esp + 0x54]
push esi
call fcn.0050af90
mov ebp, dword [esp + 0x1c]
add esp, 8
test eax, eax
je 0x542102
mov ebx, dword [esp + 0x20]
push ebx
push ebp
push esi
call fcn.0050b160
add esp, 0xc
test eax, eax
je 0x542102
push edi
push dword [esp + 0x64]
push esi
call fcn.0050b160
add esp, 0xc
test eax, eax
je 0x542102
push ebx
lea eax, [ebx + ebp]
push eax
push esi
call fcn.0050b160
mov ebx, dword [esp + 0x24]
add esp, 0xc
test eax, eax
je 0x542106
push 0
push ebx
push esi
call fcn.0050ae00
add esp, 0xc
test eax, eax
je 0x542106
push dword [esp + 0x30]
push dword [esp + 0x4c]
push ebx
call fcn.00401a50
add esp, 0xc
test eax, eax
je 0x5420eb
push 0x175
push str.crypto_sm2_sm2_crypt.c
push 0x66
push 0x66
push 0x35
call fcn.004fcef0
mov edi, dword [esp + 0x24]
add esp, 0x14
jmp 0x541c54
mov eax, dword [esp + 0x64]
mov dword [esp + 0x3c], 1
mov dword [eax], edi
mov edi, dword [esp + 0x10]
jmp 0x541c68
mov ebx, dword [esp + 0x18]
push 0x170
push str.crypto_sm2_sm2_crypt.c
push 6
push 0x66
push 0x35
call fcn.004fcef0
mov edi, dword [esp + 0x24]
add esp, 0x14
jmp 0x541c54
push 0x15e
push str.crypto_sm2_sm2_crypt.c
push 0x44
jmp 0x541de4
push 0x156
push str.crypto_sm2_sm2_crypt.c
push 0x10
jmp 0x541de4
push 0x147
jmp 0x541ddd