Function at 0x1400851a0
Capabilities:
Decode data using base64 via winapi
Encode data using xor
Hash data using fnv

Disassembly:
mov qword [rsp + 0x18], rbx
push rbp
push rsi
push rdi
push r12
push r13
push r14
push r15
lea rbp, [rsp - 0xb0]
sub rsp, 0x1b0
movaps xmmword [rsp + 0x1a0], xmm6
mov rax, qword [0x140158238]
xor rax, rsp
mov qword [rbp + 0x90], rax
mov rsi, r8
mov qword [rsp + 0x40], r8
mov rbx, rdx
mov r13, rcx
mov rax, qword [rcx + 0x10]
test rax, rax
je 0x1400852af
test byte [rax + 0x38], 0x20
je 0x1400852e1
cmp qword [rdx + 0x10], 0
je 0x1400852af
xor r12d, r12d
mov dword [rsp + 0x40], r12d
mov rcx, rdx
cmp qword [rdx + 0x18], 8
jb 0x14008521d
mov rcx, qword [rdx]
mov qword [rsp + 0x30], r12
mov qword [rsp + 0x28], r12
lea rax, [rsp + 0x40]
mov qword [rsp + 0x20], rax
xor r9d, r9d
xor edx, edx
lea r8d, [r9 + 1]
call qword [sym.imp.CRYPT32.dll_CryptStringToBinaryW]
mov ecx, dword [rsp + 0x40]
call fcn.1400b31ec
mov rdi, rax
cmp qword [rbx + 0x18], 8
jb 0x140085256
mov rbx, qword [rbx]
mov qword [rsp + 0x30], r12
mov qword [rsp + 0x28], r12
lea rax, [rsp + 0x40]
mov qword [rsp + 0x20], rax
mov r9, rdi
xor edx, edx
lea r8d, [rdx + 1]
mov rcx, rbx
call qword [sym.imp.CRYPT32.dll_CryptStringToBinaryW]
cmp eax, 1
jne 0x1400852a7
mov rax, qword [r13 + 0x10]
mov r9d, dword [rsp + 0x40]
xorps xmm0, xmm0
movss dword [rsp + 0x28], xmm0
mov qword [rsp + 0x20], rdi
mov edx, 0x18
lea r8d, [rdx - 0x17]
mov rcx, rax
call qword [rax + 8]
mov rcx, rdi
call fcn.1400b2eb8
mov rcx, qword [rbp + 0x90]
xor rcx, rsp
call fcn.1400b2f50
mov rbx, qword [rsp + 0x200]
movaps xmm6, xmmword [rsp + 0x1a0]
add rsp, 0x1b0
pop r15
pop r14
pop r13
pop r12
pop rdi
pop rsi
pop rbp
ret
xor r12d, r12d
mov r15d, r12d
cmp dword [rax + 0x2c], r12d
jle 0x1400852af
xorps xmm6, xmm6
movabs rbx, 0xcbf29ce484222325
movss dword [rsp + 0x28], xmm6
lea rcx, [rbp - 0x70]
mov qword [rsp + 0x20], rcx
xor r9d, r9d
mov r8d, r15d
lea edx, [r9 + 8]
mov rcx, rax
call qword [rax + 8]
mov byte [rbp + 0x8f], 0
mov qword [rsp + 0x48], r12
mov qword [rsp + 0x58], r12
mov qword [rsp + 0x60], Ordinal_19
mov byte [rsp + 0x48], 0
lea rax, [rbp - 0x70]
mov r8, 0xffffffffffffffff
inc r8
cmp byte [rax + r8], 0
jne 0x140085343
lea rdx, [rbp - 0x70]
lea rcx, [rsp + 0x48]
call fcn.140029e70
nop
mov r8d, 0xfde9
lea rdx, [rsp + 0x48]
lea rcx, [rsp + 0x68]
call fcn.140005880
nop
mov rdx, qword [rsp + 0x60]
cmp rdx, 0x10
jb 0x1400853af
inc rdx
mov rcx, qword [rsp + 0x48]
mov rax, rcx
cmp rdx, 0x1000
jb 0x1400853aa
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
ja 0x140085502
call fcn.1400b2eb8
mov qword [rsp + 0x58], r12
mov qword [rsp + 0x60], Ordinal_19
mov byte [rsp + 0x48], 0
lea r8, [rsp + 0x68]
mov rdi, qword [rbp - 0x80]
cmp rdi, 8
setae r14b
mov r10, qword [rsp + 0x68]
cmovae r8, r10
mov rdx, rbx
mov rcx, r12
mov rbx, qword [rsp + 0x78]
lea r9, [rbx + rbx]
test r9, r9
je 0x140085419
movabs rsi, 0x100000001b3
nop word [rax + rax]
movzx eax, byte [rcx + r8]
xor rdx, rax
imul rdx, rsi
inc rcx
cmp rcx, r9
jb 0x140085400
mov rsi, qword [rsp + 0x40]
mov rcx, qword [rsi + 0x30]
and rcx, rdx
mov rdx, qword [rsi + 0x18]
mov rax, rcx
add rax, rax
mov r9, qword [rdx + rax*8 + 8]
mov rsi, qword [rsi + 8]
cmp r9, rsi
je 0x1400854b0
add rcx, rcx
mov r11, qword [rdx + rcx*8]
nop
lea rcx, [r9 + 0x10]
cmp qword [r9 + 0x28], 8
jb 0x14008544f
mov rcx, qword [r9 + 0x10]
lea rdx, [rsp + 0x68]
test r14b, r14b
cmovne rdx, r10
cmp rbx, qword [r9 + 0x20]
jne 0x14008547f
mov r8, rbx
test rbx, rbx
je 0x14008548a
movzx eax, word [rcx]
cmp word [rdx], ax
jne 0x14008547f
add rdx, 2
add rcx, 2
sub r8, 1
jmp 0x140085467
cmp r9, r11
je 0x1400854b0
mov r9, qword [r9 + 8]
jmp 0x140085440
test r9, r9
je 0x1400854b0
cmp r9, rsi
je 0x1400854b0
mov rax, qword [r13 + 0x10]
movss xmm2, dword [r9 + 0x30]
mov edx, r15d
mov rcx, rax
call qword [rax + 0x18]
mov rdi, qword [rbp - 0x80]
mov r10, qword [rsp + 0x68]
cmp rdi, 8
jb 0x1400854e7
lea rdx, [rdi*2 + 2]
mov rax, r10
cmp rdx, 0x1000
jb 0x1400854df
add rdx, 0x27
mov r10, qword [r10 - 8]
sub rax, r10
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
ja 0x140085509
mov rcx, r10
call fcn.1400b2eb8
inc r15d
mov rax, qword [r13 + 0x10]
cmp r15d, dword [rax + 0x2c]
jge 0x1400852af
mov rsi, qword [rsp + 0x40]
jmp 0x1400852f0
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
nop
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
int3