Function at 0x14003eea0
Capabilities:
Check if file exists
Generate random numbers via winapi
Get common file path
Get file attributes

Disassembly:
xor edx, edx
jmp 0x14003eec0
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 0x14003f06c
mov qword [rax - 0x48], r13
mov qword [rax - 0x40], r13
mov qword [rax - 0x38], r13
test rcx, rcx
jne 0x14003ef71
call qword [sym.imp.KERNEL32.dll_GetTempPathW]
mov edi, eax
test eax, eax
jne 0x14003ef20
call qword [sym.imp.KERNEL32.dll_GetLastError]
mov ecx, eax
call fcn.14004c2e0
jmp 0x14003f1fa
lea rcx, [rdi + rdi]
call fcn.1400394cc
mov rbx, rax
test rax, rax
jne 0x14003ef41
call fcn.140037750
mov dword [rax], ntohl
jmp 0x14003f1fa
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 0x14003ef50
mov rdx, rbx
lea rcx, [rsp + 0x40]
call fcn.140041030
mov rcx, rbx
call fcn.14001f7cc
jmp 0x14003efb3
mov r8, r12
inc r8
cmp byte [rcx + r8], bpl
jne 0x14003ef74
mov rdx, rcx
lea rcx, [rsp + 0x40]
call fcn.1400411a0
test eax, eax
js 0x14003f1fa
mov rcx, qword [rsp + 0x40]
mov rax, qword [rsp + 0x48]
cmp word [rcx + rax*2 - 2], 0x2f
je 0x14003efb3
mov edx, 0x2f
lea rcx, [rsp + 0x40]
call fcn.140040730
mov rcx, qword [rsp + 0x40]
call qword [sym.imp.KERNEL32.dll_GetFileAttributesW]
cmp eax, 0xffffffff
jne 0x14003f022
call qword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 2
je 0x14003efe0
call qword [sym.imp.KERNEL32.dll_GetLastError]
mov ecx, eax
call fcn.14004c2e0
jmp 0x14003f1fa
mov rcx, qword [rsp + 0x40]
call fcn.14004c0f0
mov rbp, rax
test rax, rax
jne 0x14003f002
call fcn.140037750
mov dword [rax], socket
jmp 0x14003f1fa
mov rcx, rax
call qword [sym.imp.KERNEL32.dll_GetFileAttributesW]
cmp eax, 0xffffffff
jne 0x14003f022
call qword [sym.imp.KERNEL32.dll_GetLastError]
mov ecx, eax
call fcn.14004c2e0
jmp 0x14003f1fa
test al, 0x10
jne 0x14003f036
call fcn.140037750
mov dword [rax], setsockopt
jmp 0x14003f1fa
lea rdx, str.libarchive_
lea rcx, [rsp + 0x40]
call fcn.1400410f0
lea rdx, str.XXXXXXXXXX
lea rcx, [rsp + 0x40]
call fcn.1400410f0
mov rax, qword [rsp + 0x48]
mov r14, qword [rsp + 0x40]
lea rbx, [r14 + rax*2]
lea rsi, [rbx - 0x14]
jmp 0x14003f0a8
mov edx, 0x58
mov rcx, r14
call fcn.140039610
mov rsi, rax
test rax, rax
je 0x14003f281
mov rbx, rax
movzx eax, word [rax]
cmp ax, 0x58
jne 0x14003f09f
movzx eax, word [rbx + 2]
add rbx, 2
cmp ax, 0x58
je 0x14003f091
test ax, ax
jne 0x14003f281
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 0x14003f0df
call qword [sym.imp.KERNEL32.dll_GetLastError]
mov ecx, eax
call fcn.14004c2e0
jmp 0x14003f1fa
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 0x14003f1e5
cmp rsi, rbx
jae 0x14003f17a
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 0x14003f140
mov r12, 0xffffffffffffffff
xor r13d, r13d
mov rcx, rbp
call fcn.14001f7cc
mov rcx, r14
call fcn.14004c0f0
mov rbp, rax
test rax, rax
je 0x14003f271
cmp r14, qword [rsp + 0x40]
mov eax, 0x80
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 0x14003f244
call qword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0x50
je 0x14003f100
call qword [sym.imp.KERNEL32.dll_GetLastError]
mov ecx, eax
call fcn.14004c2e0
mov r15, qword [rsp + 0x90]
mov rcx, qword [rsp + 0x98]
test rcx, rcx
je 0x14003f20f
xor edx, edx
call qword [sym.imp.ADVAPI32.dll_CryptReleaseContext]
mov rcx, rbp
call fcn.14001f7cc
cmp r14, qword [rsp + 0x40]
jne 0x14003f228
lea rcx, [rsp + 0x40]
call fcn.140041170
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.14009ae5c
mov r12d, eax
cmp eax, 0xffffffff
jne 0x14003f1f2
call qword [sym.imp.KERNEL32.dll_GetLastError]
mov ecx, eax
call fcn.14004c2e0
mov rcx, rdi
call qword [sym.imp.KERNEL32.dll_CloseHandle]
jmp 0x14003f1f2
call fcn.140037750
mov dword [rax], socket
jmp 0x14003f1f2
call fcn.1400376f8
int3