Function at 0x449e70
Capabilities:
Check if file exists
Check os version
Create process on windows
Delete registry key
Get common file path
Get file attributes
Get session user name
Persist via run registry key
Query or enumerate registry value
Set registry value

Disassembly:
push ebp
lea ebp, [esp - 0x1dc]
sub esp, 0x1dc
push 0xffffffffffffffff
push 0x648990
mov eax, dword fs:[0]
push eax
sub esp, 0x30
mov eax, dword [0x758898]
xor eax, ebp
mov dword [ebp + 0x1d8], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov dword [ebp - 0x10], esp
xor ebx, ebx
mov dword [ebp - 4], ebx
lea eax, [ebp - 0x28]
push eax
push 0x28
call dword [sym.imp.KERNEL32.dll_GetCurrentProcess]
push eax
call dword [sym.imp.ADVAPI32.dll_OpenProcessToken]
test eax, eax
je 0x449ef8
lea ecx, [ebp - 0x38]
push ecx
push str.SeRestorePrivilege
push ebx
call dword [sym.imp.ADVAPI32.dll_LookupPrivilegeValueA]
mov dword [ebp - 0x3c], 1
mov dword [ebp - 0x30], 2
push ebx
push ebx
push ebx
lea edx, [ebp - 0x3c]
push edx
push ebx
mov eax, dword [ebp - 0x28]
push eax
call dword [sym.imp.ADVAPI32.dll_AdjustTokenPrivileges]
mov dword [ebp - 0x20], ebx
lea ecx, [ebp - 0x14]
call fcn.004024f0
mov byte [ebp - 4], 1
push 0x94
push ebx
lea ecx, [ebp]
push ecx
call fcn.00621270
add esp, 0xc
mov dword [ebp], 0x94
lea edx, [ebp]
push edx
call dword [sym.imp.KERNEL32.dll_GetVersionExA]
test eax, eax
je 0x44a0bd
cmp dword [ebp + 0x10], 2
jne 0x44a0bd
push 0x67b490
call fcn.00447cb0
add esp, 4
mov edi, eax
cmp edi, ebx
je 0x449fff
push str.SHGetFolderPathA
push edi
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov esi, eax
test esi, esi
je 0x449ff0
push 0
call dword [sym.imp.ole32.dll_CoInitialize]
lea eax, [ebp + 0xd4]
push eax
push 0
push 0
push 0x1a
push 0
call esi
test eax, eax
jne 0x449fea
lea eax, [ebp + 0xd4]
lea edx, [eax + 1]
nop
mov cl, byte [eax]
inc eax
test cl, cl
jne 0x449f90
sub eax, edx
dec eax
mov dword [ebp - 0x1c], eax
cmp byte [ebp + eax + 0xd4], 0x5c
mov eax, 0x67997c
je 0x449fb1
mov eax, 0x67d038
push eax
lea ecx, [ebp + 0xd4]
push ecx
push str._s_sDMCache
lea edx, [ebp - 0x14]
push edx
call fcn.00402f60
mov eax, dword [ebp - 0x14]
push eax
call fcn.0062539a
add esp, 0x14
mov ecx, dword [ebp - 0x14]
push ecx
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
cmp eax, 0xffffffff
je 0x449fea
mov ebx, 1
mov dword [ebp - 0x20], ebx
call dword [sym.imp.ole32.dll_CoUninitialize]
push edi
call dword [sym.imp.KERNEL32.dll_FreeLibrary]
test ebx, ebx
jne 0x44a1af
lea edx, [ebp - 0x24]
push edx
push 1
push 0
push str.SoftwareMicrosoftWindowsCurrentVersionExplorerShell_Folders
push 0x80000001
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
test eax, eax
jne 0x44a0bd
mov dword [ebp - 0x1c], 0x104
lea eax, [ebp - 0x1c]
push eax
lea ecx, [ebp + 0xd4]
push ecx
push 0
push 0
push 0x682f7c
mov edx, dword [ebp - 0x24]
push edx
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExA]
test eax, eax
jne 0x44a0ab
lea eax, [ebp + 0xd4]
lea edx, [eax + 1]
mov cl, byte [eax]
inc eax
test cl, cl
jne 0x44a051
sub eax, edx
dec eax
mov dword [ebp - 0x1c], eax
cmp byte [ebp + eax + 0xd4], 0x5c
mov eax, 0x67997c
je 0x44a072
mov eax, 0x67d038
push eax
lea eax, [ebp + 0xd4]
push eax
push str._s_sDMCache
lea ecx, [ebp - 0x14]
push ecx
call fcn.00402f60
mov edx, dword [ebp - 0x14]
push edx
call fcn.0062539a
add esp, 0x14
mov eax, dword [ebp - 0x14]
push eax
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
cmp eax, 0xffffffff
je 0x44a0ab
mov ebx, 1
mov dword [ebp - 0x20], ebx
mov ecx, dword [ebp - 0x24]
push ecx
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
test ebx, ebx
jne 0x44a1af
push 0x104
lea edx, [ebp + 0xd4]
push edx
call dword [sym.imp.KERNEL32.dll_GetWindowsDirectoryA]
test eax, eax
je 0x44a201
lea eax, [ebp + 0xd4]
lea edx, [eax + 1]
mov cl, byte [eax]
inc eax
test cl, cl
jne 0x44a0e0
sub eax, edx
dec eax
mov dword [ebp - 0x1c], eax
cmp byte [ebp + eax + 0xd4], 0x5c
mov eax, 0x67997c
je 0x44a101
mov eax, 0x67d038
push eax
lea eax, [ebp + 0xd4]
push eax
push str._s_sDMCache
lea ecx, [ebp - 0x14]
push ecx
call fcn.00402f60
mov edx, dword [ebp - 0x14]
push edx
call fcn.0062539a
add esp, 0x14
cmp dword [ebp + 0x10], 2
jne 0x44a199
mov dword [ebp - 0x2c], 0x40
lea eax, [ebp - 0x2c]
push eax
lea ecx, [ebp + 0x94]
push ecx
call dword [sym.imp.ADVAPI32.dll_GetUserNameA]
test eax, eax
jne 0x44a159
push 0x682f6c
lea edx, [ebp + 0x94]
push edx
call fcn.00623a6b
add esp, 8
mov eax, dword [ebp - 0x1c]
cmp byte [ebp + eax + 0xd4], 0x5c
mov eax, 0x67997c
je 0x44a170
mov eax, 0x67d038
lea ecx, [ebp + 0x94]
push ecx
push eax
lea edx, [ebp + 0xd4]
push edx
push str._s_sDMCache_s
lea eax, [ebp - 0x14]
push eax
call fcn.00402f60
mov ecx, dword [ebp - 0x14]
push ecx
call fcn.0062539a
add esp, 0x18
mov edx, dword [ebp - 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
cmp eax, 0xffffffff
je 0x44a201
mov dword [ebp - 0x20], 1
lea ecx, [ebp - 0x18]
call fcn.004024f0
mov byte [ebp - 4], 2
mov eax, dword [ebp - 0x14]
push eax
push str._s_settings.bak
lea ecx, [ebp - 0x18]
push ecx
call fcn.00402f60
add esp, 0xc
mov edx, dword [ebp - 0x18]
push edx
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
cmp eax, 0xffffffff
je 0x44a2f6
cmp dword [ebp + 0x10], 2
jne 0x44a232
push 0
mov eax, dword [ebp - 0x18]
push eax
mov ecx, dword [0x75dbe4]
push ecx
call dword [sym.imp.ADVAPI32.dll_RegRestoreKeyA]
jmp 0x44a299
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x14]
call fcn.00402560
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp + 0x1d8]
xor ecx, ebp
call fcn.00620b8d
add ebp, 0x1dc
mov esp, ebp
pop ebp
ret
mov edx, dword [ebp - 0x18]
push edx
push str.idmtmp
push 0x80000003
call dword [sym.imp.ADVAPI32.dll_RegLoadKeyA]
test eax, eax
jne 0x44a289
push str.shlwapi.dll
call fcn.00447cb0
add esp, 4
mov esi, eax
test esi, esi
je 0x44a289
push str.SHCopyKeyA
push esi
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x44a282
push 0
mov ecx, dword [0x75dbe4]
push ecx
push str.idmtmp
push 0x80000003
call eax
push esi
call dword [sym.imp.KERNEL32.dll_FreeLibrary]
push str.idmtmp
push 0x80000003
call dword [sym.imp.ADVAPI32.dll_RegDeleteKeyA]
push str.C:Program_FilesSpyhunter
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
cmp eax, 0xffffffff
je 0x44a2df
push 0x10004
push str.Intenet_Download_Manager
push str.Internet_Download_Manager_detected_that_its_registry_keys_had_been_damaged_since_the_last_run._Its_possible_that_you_run_a_flaky_spyware_remover_program_like_Spyhunter_which_corrupted_system_registry._Internet_Download_Manager_will_try_to_restore_all_damaged_data__but_some_data_may_remain_corrupted._r_nWould_you_like_to_see_additional_information_about_this_problem_
push 0
call dword [sym.imp.USER32.dll_MessageBoxA]
cmp eax, 6
jne 0x44a2f6
push 1
push 0
push 0
push str.https:__www.internetdownloadmanager.com_support_damaged_keys.html
push 0x678dbc
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
jmp 0x44a2f6
push 0x10000
push str.Intenet_Download_Manager
push str.Internet_Download_Manager_detected_that_its_registry_keys_had_been_damaged_since_the_last_run._Its_possible_that_you_run_a_flaky_spyware_remover_program_which_corrupted_system_registry._Internet_Download_Manager_will_try_to_restore_all_damaged_data__but_some_data_may_remain_corrupted.
push 0
call dword [sym.imp.USER32.dll_MessageBoxA]
mov byte [ebp - 4], 1
lea ecx, [ebp - 0x18]
call fcn.00402560
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x14]
call fcn.00402560
mov dword [ebp - 4], 0xffffffff
jmp 0x44a20d