Function at 0x1400063c0
Capabilities:
Allocate or change rwx memory
Create thread
Encode data using xor
Execute command
Inject thread
Spawn thread to rwx shellcode

Disassembly:
mov qword [rsp + 0x18], rbx
push rbp
push rsi
push rdi
push r12
push r13
push r14
push r15
mov eax, 0x1090
call fcn.140077610
sub rsp, rax
mov rax, qword [0x14009c900]
xor rax, rsp
mov qword [rsp + 0x1080], rax
movsxd rbp, dword [rcx + 0x3c]
mov r14, rcx
add rbp, rcx
mov byte [rsp + 0x40], r9b
add edx, 0x1fa
movzx r13d, r9b
movzx r12d, r8b
mov ecx, dword [rbp + 0x50]
add ecx, edx
mov r15d, ecx
call fcn.140005a10
mov rcx, qword [0x14009d2e0]
mov r9d, 0x3000
mov r8d, r15d
mov dword [rsp + 0x20], 0x40
mov rdx, rax
mov rsi, rax
call qword [sym.imp.KERNEL32.dll_VirtualAllocEx]
mov rcx, qword [0x14009d2e0]
xor edi, edi
mov r9d, 0x1000
mov qword [rsp + 0x20], rdi
mov r8, r14
mov rdx, rsi
call qword [sym.imp.KERNEL32.dll_WriteProcessMemory]
movzx ebx, word [rbp + 0x14]
xor eax, eax
add rbx, 0x24
cmp ax, word [rbp + 6]
jae 0x1400064d0
add rbx, rbp
xor r13d, r13d
mov eax, dword [rbx + 4]
test eax, eax
je 0x1400064bc
mov r8d, dword [rbx + 8]
mov r9d, eax
mov edx, dword [rbx]
add r8, r14
mov rcx, qword [0x14009d2e0]
add rdx, rsi
mov qword [rsp + 0x20], r13
call qword [sym.imp.KERNEL32.dll_WriteProcessMemory]
test eax, eax
jne 0x1400064bc
call qword [sym.imp.KERNEL32.dll_GetLastError]
mov r8d, dword [rbx]
lea rcx, str.Failed_writing__i_section_to__p_error__x_n
add r8, rsi
mov r9d, eax
mov edx, edi
call fcn.1400018b0
movzx eax, word [rbp + 6]
inc edi
add rbx, 0x28
cmp edi, eax
jl 0x140006473
movzx r13d, byte [rsp + 0x40]
mov rax, qword [sym.imp.KERNEL32.dll_LoadLibraryA]
lea r8, [rsp + 0x50]
mov rcx, qword [0x14009d2e0]
xor ebp, ebp
mov qword [rsp + 0x50], rax
mov rdx, rsi
mov rax, qword [sym.imp.KERNEL32.dll_GetProcAddress]
mov qword [rsp + 0x58], rax
lea r9d, [rbp + 0x18]
mov qword [rsp + 0x60], rbp
mov qword [rsp + 0x20], rbp
call qword [sym.imp.KERNEL32.dll_WriteProcessMemory]
mov rcx, qword [0x14009d2e0]
lea rax, [0x14007b310]
lea rdi, [r15 - 0x1000]
mov qword [rsp + 0x20], rbp
add rdi, rsi
lea r8, section..data
cmp byte [0x14009d2c8], bpl
mov r9d, 0x1fa
mov rdx, rdi
cmovne r8, rax
call qword [sym.imp.KERNEL32.dll_WriteProcessMemory]
mov rcx, qword [0x14009d2e0]
mov r9, rdi
mov qword [rsp + 0x30], rbp
xor r8d, r8d
mov dword [rsp + 0x28], ebp
xor edx, edx
mov qword [rsp + 0x20], rsi
call qword [sym.imp.KERNEL32.dll_CreateRemoteThread]
mov rcx, rax
call qword [sym.imp.KERNEL32.dll_CloseHandle]
test r12b, r12b
je 0x1400065f3
cmp byte [0x14009d2c8], bpl
lea r9d, [rbp + 4]
mov ecx, 8
mov qword [rsp + 0x20], rbp
mov ebx, reloc.WS2_32.dll_recv
lea r8, [rsp + 0x70]
cmovne ebx, ecx
mov rcx, qword [0x14009d2e0]
add rbx, rsi
mov rdx, rbx
call qword [sym.imp.KERNEL32.dll_ReadProcessMemory]
cmp dword [rsp + 0x70], ebp
jne 0x1400065fe
nop word [rax + rax]
mov ecx, 0x3e8
call qword [sym.imp.KERNEL32.dll_Sleep]
mov rcx, qword [0x14009d2e0]
lea r8, [rsp + 0x70]
mov r9d, 4
mov qword [rsp + 0x20], rbp
mov rdx, rbx
call qword [sym.imp.KERNEL32.dll_ReadProcessMemory]
cmp dword [rsp + 0x70], ebp
je 0x1400065c0
jmp 0x1400065fe
mov ecx, 0x1388
call qword [sym.imp.KERNEL32.dll_Sleep]
cmp byte [0x14007b623], bpl
mov eax, dword [0x14007b620]
mov dword [rsp + 0x70], eax
je 0x1400066e0
cmp dword [reloc.WS2_32.dll_accept], 2
jl 0x14000669c
movdqa xmm3, xmmword [0x14007ad70]
movdqa xmm2, xmm3
movdqa xmm0, xmm3
punpckldq xmm2, xmm3
pmuldq xmm2, xmmword [0x14007b6e0]
punpckhdq xmm0, xmm3
pmuldq xmm0, xmmword [0x14007b6e0]
shufps xmm2, xmm0, 0xdd
psrad xmm2, 1
movdqa xmm0, xmm2
psrld xmm0, 0x1f
paddd xmm0, xmm2
pmulld xmm0, xmmword [str.7777]
psubd xmm3, xmm0
pshuflw xmm0, xmm3, 0xd8
pshufhw xmm1, xmm0, 0xd8
pshufd xmm2, xmm1, 0xd8
andps xmm2, xmmword [0x14007ad90]
packuswb xmm2, xmm2
paddb xmm2, xmmword [0x14007b6f0]
movd xmm0, eax
xorps xmm2, xmm0
movd dword [rsp + 0x70], xmm2
jmp 0x1400066e0
lea r9, [rsp + 0x70]
mov r8d, ebp
nop dword [rax]
nop dword [rax + rax]
mov eax, 0x94f2095
lea r9, [r9 + 1]
imul r8d
sar edx, 1
mov eax, edx
shr eax, 0x1f
add edx, eax
movsx eax, dl
imul ecx, eax, 0x37
movzx eax, r8b
inc r8d
sub al, cl
add al, 0x31
xor byte [r9 - 1], al
cmp r8d, 4
jl 0x1400066b0
lea rcx, [rsp + 0x70]
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll_system]
mov ecx, 0xfffffff5
mov ebx, 2
call qword [sym.imp.KERNEL32.dll_GetStdHandle]
mov rcx, rax
movzx edx, bx
call qword [sym.imp.KERNEL32.dll_SetConsoleTextAttribute]
mov rcx, qword [sym.imp.MSVCP140.dll_class_std::basic_ostream_char__struct_std::char_traits_char___std::cout]
lea rdx, str.Successfully_Injected_nClient_is_Closing_in_3_Seconds...Start_the_Game_when_the_client_closed_itself
call fcn.140004990
mov ecx, 0xbb8
call qword [sym.imp.KERNEL32.dll_Sleep]
xor edx, edx
lea rcx, [rsp + 0x80]
mov r8d, 0x1000
call sub.VCRUNTIME140.dll_memset
test r13b, r13b
je 0x140006762
mov rcx, qword [0x14009d2e0]
lea r8, [rsp + 0x80]
mov r9d, 0x1000
mov qword [rsp + 0x20], rbp
mov rdx, rsi
call qword [sym.imp.KERNEL32.dll_WriteProcessMemory]
mov rcx, qword [0x14009d2e0]
lea r8, [rsp + 0x80]
mov r9d, 0x1fa
mov qword [rsp + 0x20], rbp
mov rdx, rdi
call qword [sym.imp.KERNEL32.dll_WriteProcessMemory]
mov rcx, qword [0x14009d2e0]
call qword [sym.imp.KERNEL32.dll_CloseHandle]
mov rcx, r14
call qword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov al, 1
mov rcx, qword [rsp + 0x1080]
xor rcx, rsp
call fcn.140077370
mov rbx, qword [rsp + 0x10e0]
add rsp, 0x1090
pop r15
pop r14
pop r13
pop r12
pop rdi
pop rsi
pop rbp
ret