Function at 0x18009cbe0
Capabilities:
Encode data using xor
Hash data using fnv
Write file on windows

Disassembly:
mov qword [rsp + 8], rbx
mov qword [rsp + 0x18], rsi
mov qword [rsp + 0x20], rdi
push rbp
push r12
push r13
push r14
push r15
lea rbp, [rsp - 0x690]
sub rsp, 0x790
mov rax, qword [0x18026b028]
xor rax, rsp
mov qword [rbp + 0x680], rax
mov rbx, rcx
mov rdi, rdx
lea rcx, [rbp + 0x470]
call fcn.180076050
test al, al
je 0x18009d4fc
cmp word [rbp + 0x470], 0
lea rax, [rbp + 0x470]
je 0x18009cc4d
add rax, 2
cmp word [rax], 0
jne 0x18009cc43
movzx ecx, word [rbx]
test cx, cx
je 0x18009cc70
sub rbx, rax
nop dword [rax + rax]
mov word [rax], cx
add rax, 2
movzx ecx, word [rbx + rax]
test cx, cx
jne 0x18009cc60
xor r15d, r15d
lea rcx, [rbp + 0x470]
mov qword [rsp + 0x30], r15
xor r9d, r9d
mov dword [rsp + 0x28], 0x80
mov edx, 0x40000000
mov word [rax], r15w
lea r8d, [r15 + 1]
mov dword [rsp + 0x20], 2
call qword [sym.imp.KERNEL32.dll_CreateFileW]
mov qword [rsp + 0x58], rax
mov rsi, rax
cmp rax, 0xffffffffffffffff
je 0x18009d4fc
xor ecx, ecx
call fcn.180171ee0
lea rdx, [rsp + 0x60]
mov qword [rsp + 0x60], rax
lea rcx, [rbp + 0xa0]
call fcn.180171ed8
movabs rax, 0xab1fd7ba7bd60676
lea r9, [rbp + 0xa0]
mov qword [rsp + 0x40], rax
lea r8, [rbp + 0x30]
mov rcx, qword [rsp + 0x40]
lea edx, [r15 + 0x40]
mov qword [rbp + 0x30], rcx
movabs rax, 0x7398473727999e27
mov qword [rsp + 0x40], rax
movabs rcx, 0x6138a59ebff29d32
mov rax, qword [rsp + 0x40]
movabs r13, 0x8e32ba9f56b2232d
mov qword [rbp + 0x38], rax
movabs r12, 0x7fd676a73bcbe7e
movabs rax, 0xb2cb19918d12cc9a
mov qword [rsp + 0x40], rax
mov rax, qword [rsp + 0x40]
mov qword [rbp + 0x40], rax
movabs rax, 0xddf6c1cdbe1412e8
mov qword [rsp + 0x40], rax
mov rax, qword [rsp + 0x40]
mov qword [rbp + 0x48], rax
movabs rax, 0xaa2509891ad73055
mov qword [rsp + 0x40], rax
mov rax, qword [rsp + 0x40]
mov qword [rbp + 0x50], rax
mov qword [rsp + 0x40], rcx
mov rax, qword [rsp + 0x40]
mov qword [rbp + 0x58], rax
mov qword [rsp + 0x40], r13
mov rax, qword [rsp + 0x40]
mov qword [rbp + 0x440], rax
mov qword [rsp + 0x40], r12
mov rax, qword [rsp + 0x40]
mov qword [rbp + 0x448], rax
movabs rax, 0xceeb60e5e47cbeff
mov qword [rsp + 0x40], rax
mov rax, qword [rsp + 0x40]
mov qword [rbp + 0x450], rax
movabs rax, 0xfd97aca8d67761c8
mov qword [rsp + 0x40], rax
mov rax, qword [rsp + 0x40]
mov qword [rbp + 0x458], rax
movabs rax, 0xaa2503836aba4531
mov qword [rsp + 0x40], rax
mov rax, qword [rsp + 0x40]
mov qword [rsp + 0x40], rcx
lea rcx, [rbp + 0x60]
mov qword [rbp + 0x460], rax
mov rax, qword [rsp + 0x40]
movdqa xmm0, xmmword [rbp + 0x30]
xorps xmm0, xmmword [rbp + 0x440]
movdqa xmm1, xmmword [rbp + 0x40]
xorps xmm1, xmmword [rbp + 0x450]
movdqa xmmword [rbp + 0x30], xmm0
movdqa xmm0, xmmword [rbp + 0x50]
mov qword [rbp + 0x468], rax
xorps xmm0, xmmword [rbp + 0x460]
movdqa xmmword [rbp + 0x50], xmm0
movdqa xmmword [rbp + 0x40], xmm1
call fcn.180078ae0
lea rcx, [rbp + 0x60]
lea rax, [rbp + 0x60]
mov r8d, ecx
cmp byte [rbp + 0x60], r15b
je 0x18009ce6b
nop dword [rax + rax]
inc rax
mov r8, rax
cmp byte [rax], r15b
jne 0x18009ce60
sub r8d, ecx
mov qword [rsp + 0x20], r15
mov rcx, rsi
lea rdx, [rbp + 0x60]
xor r9d, r9d
call qword [sym.imp.KERNEL32.dll_WriteFile]
mov rcx, qword [0x18039fac0]
xor r8d, r8d
mov rdx, rdi
mov rax, qword [rcx]
mov r9, qword [rax + 0x68]
call r9
mov qword [rsp + 0x78], rax
mov r14, rax
test rax, rax
je 0x18009d4fc
movsxd rbx, dword [rax + 0x50c]
mov dl, 1
call fcn.1800f8110
mov rdi, rax
lea rdx, [rbp - 0x40]
movabs rax, 0x8e109afb38c74c4b
mov r8d, edx
mov qword [rsp + 0x40], rax
mov rcx, qword [rsp + 0x40]
mov qword [rbp - 0x40], rcx
mov qword [rsp + 0x40], r12
mov rcx, qword [rsp + 0x40]
mov qword [rbp - 0x38], rcx
mov qword [rsp + 0x40], r13
mov rcx, qword [rsp + 0x40]
mov qword [rbp - 0x70], rcx
lea rcx, [rbp - 0x40]
mov qword [rsp + 0x40], r12
mov rax, qword [rsp + 0x40]
movdqa xmm0, xmmword [rbp - 0x40]
mov qword [rbp - 0x68], rax
xorps xmm0, xmmword [rbp - 0x70]
movq rax, xmm0
movdqa xmmword [rbp - 0x40], xmm0
test al, al
je 0x18009cf2b
inc rcx
mov r8, rcx
cmp byte [rcx], r15b
jne 0x18009cf20
mov rcx, qword [0x18034cf40]
sub r8d, edx
lea rdx, [rbp - 0x40]
mov qword [rsp + 0x20], r15
xor r9d, r9d
call qword [sym.imp.KERNEL32.dll_WriteFile]
mov edx, ebx
mov rcx, rdi
call fcn.18009d7c0
movabs rax, 0xef5fdff735c1030f
lea rdx, [rbp - 0x30]
mov qword [rsp + 0x40], rax
lea rcx, [rbp - 0x30]
mov rax, qword [rsp + 0x40]
mov r8d, edx
mov qword [rbp - 0x30], rax
movabs rax, 0x7498141912d0dd5e
mov qword [rsp + 0x40], rax
mov rax, qword [rsp + 0x40]
mov qword [rbp - 0x28], rax
movabs rax, 0xbb8f0f88c412d7df
mov qword [rsp + 0x40], rax
mov rax, qword [rsp + 0x40]
mov qword [rbp - 0x20], rax
movabs rax, 0xfd97aca8d67704a4
mov qword [rsp + 0x40], rax
mov rax, qword [rsp + 0x40]
mov qword [rbp - 0x18], rax
mov qword [rsp + 0x40], r13
mov rax, qword [rsp + 0x40]
mov qword [rbp + 0x400], rax
mov qword [rsp + 0x40], r12
mov rax, qword [rsp + 0x40]
mov qword [rbp + 0x408], rax
movabs rax, 0xceeb60e5e47cbeff
mov qword [rsp + 0x40], rax
mov rax, qword [rsp + 0x40]
mov qword [rbp + 0x410], rax
movabs rax, 0xfd97aca8d67761c8
mov qword [rsp + 0x40], rax
mov rax, qword [rsp + 0x40]
movdqa xmm1, xmmword [rbp - 0x30]
xorps xmm1, xmmword [rbp + 0x400]
mov qword [rbp + 0x418], rax
movq rax, xmm1
movdqa xmm0, xmmword [rbp + 0x410]
xorps xmm0, xmmword [rbp - 0x20]
movdqa xmmword [rbp - 0x20], xmm0
movdqa xmmword [rbp - 0x30], xmm1
test al, al
je 0x18009d04b
nop
inc rcx
mov r8, rcx
cmp byte [rcx], r15b
jne 0x18009d040
mov rcx, qword [0x18034cf40]
sub r8d, edx
xor edi, edi
lea rdx, [rbp - 0x30]
xor r9d, r9d
mov qword [rsp + 0x20], rdi
call qword [sym.imp.KERNEL32.dll_WriteFile]
call qword [sym.imp.KERNEL32.dll_GetProcessHeap]
mov rcx, 0xffffffffffffffff
lea edx, [rbx + 1]
mov r9, rax
mov eax, 8
mul rdx
cmovo rax, rcx
xor edx, edx
mov r8, rax
mov rcx, r9
call qword [sym.imp.KERNEL32.dll_HeapAlloc]
mov r10, rbx
mov qword [rsp + 0x70], rax
mov r15, rax
lea r11, [r14 + 0x5a0]
mov ebx, edi
mov r9d, edi
mov r8d, edi
mov edx, edi
mov rcx, qword [r11]
test rcx, rcx
je 0x18009d0de
nop word [rax + rax]
sub r9d, 1
jns 0x18009d0d5
mov qword [rax + rdx*8], rcx
inc r8d
inc rdx
cmp rdx, r10
jge 0x18009d0ee
mov rcx, qword [rcx + 8]
test rcx, rcx
jne 0x18009d0c0
inc rbx
add r11, 0x28
cmp rbx, 0x100
jl 0x18009d0b2
movsxd rax, r8d
mov qword [rbp - 0x80], rax
test r8d, r8d
jle 0x18009d4d6
mov r12, rdi
mov qword [rsp + 0x40], rdi
movabs rbx, 0x100000001b3
mov rax, qword [r15 + r12*8]
test rax, rax
je 0x18009d4c4
mov r13, qword [rax + 0x10]
test r13, r13
je 0x18009d4c4
mov rax, qword [r14]
lea rdx, [rsp + 0x50]
mov r8, qword [r13 + 8]
mov rcx, r14
call qword [rax + 0x10]
mov r8, qword [rsp + 0x50]
test r8, r8
je 0x18009d4c4
cmp word [r8 + 0x1c], 0
je 0x18009d4c4
mov r8, qword [r8 + 8]
lea rdx, [rbp - 0x10]
movabs rax, 0xfd179aec25d34f4e
lea rcx, [rbp + 0x1e0]
mov qword [rsp + 0x48], rax
mov rax, qword [rsp + 0x48]
mov qword [rbp - 0x10], rax
movabs rax, 0x7fd676a73bcbe74
mov qword [rsp + 0x48], rax
mov rax, qword [rsp + 0x48]
mov qword [rbp - 8], rax
movabs rax, 0x8e32ba9f56b2232d
mov qword [rsp + 0x48], rax
mov rax, qword [rsp + 0x48]
mov qword [rbp - 0x60], rax
movabs rax, 0x7fd676a73bcbe7e
mov qword [rsp + 0x48], rax
mov rax, qword [rsp + 0x48]
movdqa xmm0, xmmword [rbp - 0x10]
mov qword [rbp - 0x58], rax
xorps xmm0, xmmword [rbp - 0x60]
movdqa xmmword [rbp - 0x10], xmm0
call fcn.18009d780
cmp byte [rbp + 0x1e0], 0
lea rcx, [rbp + 0x1e0]
mov r8d, ecx
lea rax, [rbp + 0x1e0]
je 0x18009d1fd
inc rax
mov r8, rax
cmp byte [rax], 0
jne 0x18009d1f2
sub r8d, ecx
mov qword [rsp + 0x20], rdi
mov rcx, rsi
lea rdx, [rbp + 0x1e0]
xor r9d, r9d
call qword [sym.imp.KERNEL32.dll_WriteFile]
mov rcx, qword [rsp + 0x50]
mov esi, edi
cmp di, word [rcx + 0x1c]
jge 0x18009d4bf
mov r15, qword [rsp + 0x58]
xor r12d, r12d
mov r14d, r12d
mov rdi, qword [rcx + 0x28]
lea rdx, [rbp]
mov r8, qword [r13 + 8]
movabs rcx, 0x7fd676a73bcbe7e
movabs rax, 0x8e32c9ba689f5008
add rdi, r14
mov r9, qword [rdi]
mov qword [rsp + 0x48], rax
mov rax, qword [rsp + 0x48]
mov qword [rbp], rax
mov qword [rsp + 0x48], rcx
mov rax, qword [rsp + 0x48]
mov qword [rbp + 8], rax
movabs rax, 0x8e32ba9f56b2232d
mov qword [rsp + 0x48], rax
mov rax, qword [rsp + 0x48]
mov qword [rsp + 0x48], rcx
lea rcx, [rbp + 0x2f0]
mov qword [rbp - 0x50], rax
mov rax, qword [rsp + 0x48]
movdqa xmm0, xmmword [rbp]
mov qword [rbp - 0x48], rax
xorps xmm0, xmmword [rbp - 0x50]
movdqa xmmword [rbp], xmm0
call fcn.18009d780
lea rax, [rbp + 0x2f0]
movabs rdx, 0xcbf29ce484222325
cmp byte [rbp + 0x2f0], r12b
je 0x18009d2d8
inc rax
cmp byte [rax], r12b
jne 0x18009d2d0
lea rcx, [rbp + 0x2f0]
mov r8, r12
sub rax, rcx
je 0x18009d308
nop word [rax + rax]
movsx rcx, byte [rbp + r8 + 0x2f0]
inc r8
xor rdx, rcx
imul rdx, rbx
cmp r8, rax
jb 0x18009d2f0
mov rcx, qword [0x18039cc20]
cmp rcx, qword [0x18039cc28]
mov qword [rsp + 0x68], rdx
je 0x18009d330
mov qword [rcx], rdx
mov eax, dword [rdi + 0x10]
mov dword [rcx + 8], eax
add qword [0x18039cc20], 0x10
jmp 0x18009d341
lea r9, [rdi + 0x10]
mov rdx, rcx
lea r8, [rsp + 0x68]
call fcn.18009da40
mov rax, qword [rdi + 8]
movabs rdx, 0xfd97aca8d67761c8
mov ecx, dword [rdi + 0x10]
mov r9, qword [rdi]
mov dword [rsp + 0x20], ecx
lea rcx, [rbp + 0xd0]
mov r8, qword [rax + 8]
movabs rax, 0xab12c9ba7692030d
mov qword [rsp + 0x48], rax
mov rax, qword [rsp + 0x48]
mov qword [rbp + 0x10], rax
movabs rax, 0x5fd81f5a53819e0d
mov qword [rsp + 0x48], rax
mov rax, qword [rsp + 0x48]
mov qword [rbp + 0x18], rax
movabs rax, 0xceeb60e5e47cbef5
mov qword [rsp + 0x48], rax
mov rax, qword [rsp + 0x48]
mov qword [rbp + 0x20], rax
mov qword [rsp + 0x48], rdx
mov rax, qword [rsp + 0x48]
mov qword [rbp + 0x28], rax
movabs rax, 0x8e32ba9f56b2232d
mov qword [rsp + 0x48], rax
mov rax, qword [rsp + 0x48]
mov qword [rbp + 0x420], rax
movabs rax, 0x7fd676a73bcbe7e
mov qword [rsp + 0x48], rax
mov rax, qword [rsp + 0x48]
mov qword [rbp + 0x428], rax
movabs rax, 0xceeb60e5e47cbeff
mov qword [rsp + 0x48], rax
mov rax, qword [rsp + 0x48]
mov qword [rsp + 0x48], rdx
lea rdx, [rbp + 0x10]
mov qword [rbp + 0x430], rax
mov rax, qword [rsp + 0x48]
movdqa xmm0, xmmword [rbp + 0x10]
movdqa xmm1, xmmword [rbp + 0x20]
xorps xmm0, xmmword [rbp + 0x420]
mov qword [rbp + 0x438], rax
xorps xmm1, xmmword [rbp + 0x430]
movdqa xmmword [rbp + 0x20], xmm1
movdqa xmmword [rbp + 0x10], xmm0
call fcn.18009d780
lea rax, [rbp + 0xd0]
lea r8, [rbp + 0xd0]
cmp byte [rbp + 0xd0], r12b
je 0x18009d46b
nop
inc rax
cmp byte [rax], r12b
jne 0x18009d460
mov r8d, eax
lea rax, [rbp + 0xd0]
mov qword [rsp + 0x20], r12
sub r8d, eax
lea rdx, [rbp + 0xd0]
xor r9d, r9d
mov rcx, r15
call qword [sym.imp.KERNEL32.dll_WriteFile]
mov rcx, qword [rsp + 0x50]
inc esi
add r14, 0x20
movabs rbx, 0x100000001b3
movsx eax, word [rcx + 0x1c]
cmp esi, eax
jl 0x18009d234
mov r15, qword [rsp + 0x70]
xor edi, edi
mov r12, qword [rsp + 0x40]
mov r14, qword [rsp + 0x78]
mov rsi, qword [rsp + 0x58]
inc r12
mov qword [rsp + 0x40], r12
cmp r12, qword [rbp - 0x80]
jl 0x18009d110
test r15, r15
je 0x18009d4ef
call qword [sym.imp.KERNEL32.dll_GetProcessHeap]
mov r8, r15
xor edx, edx
mov rcx, rax
call qword [sym.imp.KERNEL32.dll_HeapFree]
mov rcx, rsi
call qword [sym.imp.KERNEL32.dll_CloseHandle]
mov al, 1
jmp 0x18009d4fe
xor al, al
mov rcx, qword [rbp + 0x680]
xor rcx, rsp
call fcn.18015cd30
lea r11, [rsp + 0x790]
mov rbx, qword [r11 + 0x30]
mov rsi, qword [r11 + 0x40]
mov rdi, qword [r11 + 0x48]
mov rsp, r11
pop r15
pop r14
pop r13
pop r12
pop rbp
ret