Function at 0x1400ddb70
Capabilities:
Check if file exists
Generate random numbers via winapi
Get common file path
Get file attributes

Disassembly:
xor edx, edx
jmp 0x1400ddb80
mov rax, rsp
mov qword [rax + 0x18], rbx
mov qword [rax + 0x20], rbp
push rsi
push rdi
push r12
push r13
push r14
sub rsp, 0x60
xor r13d, r13d
mov r14, rdx
mov qword [rax + 0x10], r13
mov ebp, r13d
lea r12, [r13 - 1]
test rdx, rdx
jne 0x1400ddd2c
mov qword [rax - 0x48], r13
mov qword [rax - 0x40], r13
mov qword [rax - 0x38], r13
test rcx, rcx
jne 0x1400ddc31
call qword [sym.imp.KERNEL32.dll_GetTempPathW]
mov edi, eax
test eax, eax
jne 0x1400ddbe0
call qword [sym.imp.KERNEL32.dll_GetLastError]
mov ecx, eax
call fcn.1400e50e0
jmp 0x1400ddeba
lea rcx, [rdi + rdi]
call fcn.14023f7c0
mov rbx, rax
test rax, rax
jne 0x1400ddc01
call fcn.1400155c4
mov dword [rax], recv
jmp 0x1400ddeba
mov rdx, rbx
mov ecx, edi
call qword [sym.imp.KERNEL32.dll_GetTempPathW]
mov r8, r12
nop
inc r8
cmp word [rbx + r8*2], bp
jne 0x1400ddc10
mov rdx, rbx
lea rcx, [rsp + 0x40]
call fcn.1400e29e0
mov rcx, rbx
call fcn.14023f7c8
jmp 0x1400ddc73
mov r8, r12
inc r8
cmp byte [rcx + r8], bpl
jne 0x1400ddc34
mov rdx, rcx
lea rcx, [rsp + 0x40]
call fcn.1400e2600
test eax, eax
js 0x1400ddeba
mov rcx, qword [rsp + 0x40]
mov rax, qword [rsp + 0x48]
cmp word [rcx + rax*2 - 2], 0x2f
je 0x1400ddc73
mov edx, 0x2f
lea rcx, [rsp + 0x40]
call fcn.1400e2480
mov rcx, qword [rsp + 0x40]
call qword [sym.imp.KERNEL32.dll_GetFileAttributesW]
cmp eax, 0xffffffff
jne 0x1400ddce2
call qword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 2
je 0x1400ddca0
call qword [sym.imp.KERNEL32.dll_GetLastError]
mov ecx, eax
call fcn.1400e50e0
jmp 0x1400ddeba
mov rcx, qword [rsp + 0x40]
call fcn.1400e59d0
mov rbp, rax
test rax, rax
jne 0x1400ddcc2
call fcn.1400155c4
mov dword [rax], socket
jmp 0x1400ddeba
mov rcx, rax
call qword [sym.imp.KERNEL32.dll_GetFileAttributesW]
cmp eax, 0xffffffff
jne 0x1400ddce2
call qword [sym.imp.KERNEL32.dll_GetLastError]
mov ecx, eax
call fcn.1400e50e0
jmp 0x1400ddeba
test al, 0x10
jne 0x1400ddcf6
call fcn.1400155c4
mov dword [rax], setsockopt
jmp 0x1400ddeba
lea rdx, str.libarchive_
lea rcx, [rsp + 0x40]
call fcn.1400e24f0
lea rdx, str.XXXXXXXXXX
lea rcx, [rsp + 0x40]
call fcn.1400e24f0
mov rax, qword [rsp + 0x48]
mov r14, qword [rsp + 0x40]
lea rbx, [r14 + rax*2]
lea rsi, [rbx - 0x14]
jmp 0x1400ddd68
mov edx, 0x58
mov rcx, r14
call fcn.14002bd38
mov rsi, rax
test rax, rax
je 0x1400ddf41
mov rbx, rax
movzx eax, word [rax]
cmp ax, 0x58
jne 0x1400ddd5f
movzx eax, word [rbx + 2]
add rbx, 2
cmp ax, 0x58
je 0x1400ddd51
test ax, ax
jne 0x1400ddf41
mov r9d, 1
mov dword [rsp + 0x20], 0xf0000000
xor r8d, r8d
lea rcx, [rsp + 0x98]
xor edx, edx
call qword [sym.imp.ADVAPI32.dll_CryptAcquireContextW]
test eax, eax
jne 0x1400ddd9f
call qword [sym.imp.KERNEL32.dll_GetLastError]
mov ecx, eax
call fcn.1400e50e0
jmp 0x1400ddeba
mov qword [rsp + 0x90], r15
mov r15, rbx
sub r15, rsi
sar r15, 1
add r15d, r15d
nop dword [rax]
nop word [rax + rax]
mov rcx, qword [rsp + 0x98]
mov r8, rsi
mov edx, r15d
mov rdi, rsi
call qword [sym.imp.ADVAPI32.dll_CryptGenRandom]
test eax, eax
je 0x1400ddea5
cmp rsi, rbx
jae 0x1400dde3a
movabs r13, 0x842108421084211
lea r12, str.0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz
nop word [rax + rax]
movzx ecx, word [rdi]
mov rax, r13
mul rcx
mov eax, ecx
sub rax, rdx
shr rax, 1
add rax, rdx
shr rax, 5
imul rax, rax, 0x3e
sub rcx, rax
movzx eax, word [r12 + rcx*2]
mov word [rdi], ax
add rdi, 2
cmp rdi, rbx
jb 0x1400dde00
mov r12, 0xffffffffffffffff
xor r13d, r13d
mov rcx, rbp
call fcn.14023f7c8
mov rcx, r14
call fcn.1400e59d0
mov rbp, rax
test rax, rax
je 0x1400ddf31
cmp r14, qword [rsp + 0x40]
mov eax, pe_nt_image_headers64
mov ecx, 0x4000100
mov qword [rsp + 0x30], r13
cmove eax, ecx
mov edx, 0xc0010000
mov dword [rsp + 0x28], eax
xor r9d, r9d
xor r8d, r8d
mov dword [rsp + 0x20], 1
mov rcx, rbp
call qword [sym.imp.KERNEL32.dll_CreateFileW]
mov rdi, rax
cmp rax, 0xffffffffffffffff
jne 0x1400ddf04
call qword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0x50
je 0x1400dddc0
call qword [sym.imp.KERNEL32.dll_GetLastError]
mov ecx, eax
call fcn.1400e50e0
mov r15, qword [rsp + 0x90]
mov rcx, qword [rsp + 0x98]
test rcx, rcx
je 0x1400ddecf
xor edx, edx
call qword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
mov rcx, rbp
call fcn.14023f7c8
cmp r14, qword [rsp + 0x40]
jne 0x1400ddee8
lea rcx, [rsp + 0x40]
call fcn.1400e29b0
lea r11, [rsp + 0x60]
mov eax, r12d
mov rbx, qword [r11 + 0x40]
mov rbp, qword [r11 + 0x48]
mov rsp, r11
pop r14
pop r13
pop r12
pop rdi
pop rsi
ret
mov edx, 0x8002
mov rcx, rdi
call fcn.140015edc
mov r12d, eax
cmp eax, 0xffffffff
jne 0x1400ddeb2
call qword [sym.imp.KERNEL32.dll_GetLastError]
mov ecx, eax
call fcn.1400e50e0
mov rcx, rdi
call qword [sym.imp.KERNEL32.dll_CloseHandle]
jmp 0x1400ddeb2
call fcn.1400155c4
mov dword [rax], socket
jmp 0x1400ddeb2
call fcn.14001f770
int3