Function at 0x42cf50
Capabilities:
Check mutex and terminate process on windows
Check mutex on windows
Create thread
Enumerate gui resources
Set registry value
Terminate process

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x57e966
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x108
push ebx
push esi
push edi
xor ebx, ebx
mov dword [ebp - 0x10], esp
mov esi, ecx
push ebx
mov dword [ebp - 0x14], esi
call fcn.00574953
lea ecx, [esi + 0xc0]
mov dword [ebp - 4], ebx
call fcn.004cc600
lea ecx, [esi + 0xd8]
mov byte [ebp - 4], 1
call fcn.0040c920
lea ecx, [esi + 0x140]
mov byte [ebp - 4], 2
call fcn.00422870
mov dword [esi + 0x1b8], ebx
mov dword [esi + 0x1c4], ebx
mov dword [esi + 0x1c0], ebx
mov dword [esi + 0x1bc], ebx
mov dword [esi + method.CCommandLineInfo.virtual_0], 0x59639c
lea edi, [esi + 0x1cc]
mov byte [ebp - 4], 4
mov ecx, edi
call fcn.0046f750
push str.Tonec_Internet_Download_Manager_MTX
mov dword [esi], method.CWinApp.virtual_0
push ebx
mov dword [0x63e3f0], ebx
mov dword [0x63e3ec], ebx
push ebx
mov byte [ebp - 4], 6
mov dword [esi + 0x1b0], ebx
call dword [sym.imp.KERNEL32.dll_CreateMutexA]
mov dword [esi + 0x184], eax
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp dword [esi + 0x184], ebx
jne 0x42d048
push eax
lea eax, [ebp - 0x94]
push str.CreateMutex___failed_during_CDownloaderApp::CDownloaderApp____errCode___ld_n
push eax
call fcn.0054ea2a
add esp, 0xc
lea ecx, [ebp - 0x94]
push 1
push ecx
mov ecx, edi
call fcn.0046f830
push ebx
call fcn.0054ff5a
cmp eax, 0xb7
jne 0x42d230
push str.Internet_Download_Manager_5.18
push ebx
call dword [sym.imp.USER32.dll_FindWindowA]
cmp eax, ebx
mov dword [0x63e524], eax
jne 0x42d084
push 0x63e524
push 0x42cec0
call dword [sym.imp.USER32.dll_EnumWindows]
cmp dword [0x63e524], ebx
je 0x42d288
lea ecx, [ebp - 0x58]
call fcn.00430c70
lea edx, [ebp - 0x58]
mov ecx, esi
push edx
mov byte [ebp - 4], 7
call fcn.00574a9d
cmp byte [ebp - 0x24], bl
je 0x42d16a
mov eax, dword [ebp - 0x30]
cmp dword [eax - 8], 6
jle 0x42d16a
lea ecx, [ebp - 0x14]
push ebx
push ecx
push ebx
push 0xf003f
push ebx
push ebx
push ebx
push str.SoftwareDownloadManager_
push reloc.WSOCK32.dll_accept
call dword [sym.imp.ADVAPI32.dll_RegCreateKeyExA]
test eax, eax
jne 0x42d164
mov eax, dword [ebp - 0x30]
mov edx, dword [ebp - 0x14]
mov esi, dword [sym.imp.ADVAPI32.dll_RegSetValueExA]
mov ecx, dword [eax - 8]
inc ecx
push ecx
push eax
push 1
push ebx
push str.LastUrlCmdLine
push edx
call esi
test eax, eax
jne 0x42d164
mov ecx, dword [ebp - 0x2c]
mov eax, dword [ecx - 8]
cmp eax, 1
jle 0x42d114
inc eax
push eax
mov eax, dword [ebp - 0x14]
push ecx
push 1
push ebx
push str.LastDirCmdLine
push eax
call esi
mov ecx, dword [ebp - 0x28]
mov eax, dword [ecx - 8]
cmp eax, 1
jle 0x42d130
inc eax
push eax
push ecx
mov ecx, dword [ebp - 0x14]
push 1
push ebx
push str.LastFileCmdLine
push ecx
call esi
mov dl, byte [ebp - 0x21]
mov cl, byte [ebp - 0x20]
xor eax, eax
cmp dl, bl
setne al
cmp cl, bl
je 0x42d144
add eax, 2
cmp byte [ebp - 0x1f], bl
je 0x42d14c
add eax, 4
mov edx, dword [0x63e524]
push eax
push 0x13be
push 0x111
push edx
call dword [sym.imp.USER32.dll_SendMessageA]
push ebx
call fcn.0054ff5a
mov al, byte [ebp - 0x23]
push ebx
cmp al, bl
je 0x42d18e
mov eax, dword [0x63e524]
push 0x1398
push 0x111
push eax
call dword [sym.imp.USER32.dll_SendMessageA]
push ebx
call fcn.0054ff5a
mov ecx, dword [0x63e524]
push 0x2714
push 0x111
push ecx
call dword [sym.imp.USER32.dll_SendMessageA]
mov edx, dword [0x63e524]
push edx
call dword [sym.imp.USER32.dll_SetForegroundWindow]
mov eax, dword [0x63e524]
push eax
call dword [sym.imp.USER32.dll_IsWindowVisible]
test eax, eax
jne 0x42d282
push 1
push str.ERROR_ALREADY_EXISTS__step_1_in_CDwnlApp_r_n
mov ecx, edi
call fcn.0046f830
push ebx
mov ecx, esi
call fcn.00430370
push str.Tonec_Internet_Download_Manager_MTX
push ebx
push ebx
call dword [sym.imp.KERNEL32.dll_CreateMutexA]
cmp eax, ebx
mov dword [esi + 0x184], eax
jne 0x42d224
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
lea ecx, [ebp - 0x114]
push str.CreateMutex___failed_during_CDownloaderApp::CDownloaderApp____errCode___ld_n
push ecx
call fcn.0054ea2a
add esp, 0xc
lea edx, [ebp - 0x114]
mov ecx, edi
push 1
push edx
call fcn.0046f830
push ebx
call fcn.0054ff5a
lea ecx, [ebp - 0x58]
mov byte [ebp - 4], 6
call fcn.00430cf0
push str.IsActive
push ebx
push 1
push ebx
call dword [sym.imp.KERNEL32.dll_CreateEventA]
mov dword [esi + 0x1a4], eax
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp dword [esi + 0x1a4], ebx
jne 0x42d2ea
push eax
lea edx, [ebp - 0x114]
push str.CreateEvent___failed_during_CDownloaderApp::CDownloaderApp____errCode___ld_n
push edx
call fcn.0054ea2a
add esp, 0xc
lea eax, [ebp - 0x114]
mov ecx, edi
push 1
push eax
call fcn.0046f830
push ebx
call fcn.0054ff5a
push ebx
call fcn.0054ff5a
push 1
push str.ERROR_ALREADY_EXISTS_during_CM_in_CDownloaderApp_constructor_r_n
mov ecx, edi
call fcn.0046f830
push ebx
mov ecx, esi
call fcn.00430370
push str.Tonec_Internet_Download_Manager_MTX
push ebx
push ebx
call dword [sym.imp.KERNEL32.dll_CreateMutexA]
cmp eax, ebx
mov dword [esi + 0x184], eax
jne 0x42d230
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
lea eax, [ebp - 0x114]
push str.CreateMutex___failed_during_CDownloaderApp::CDownloaderApp____errCode___ld_n
push eax
call fcn.0054ea2a
add esp, 0xc
lea ecx, [ebp - 0x114]
push 1
push ecx
mov ecx, edi
call fcn.0046f830
push ebx
call fcn.0054ff5a
cmp eax, 0xb7
jne 0x42d308
push str.IsActive
push ebx
push 0x1f0003
call dword [sym.imp.KERNEL32.dll_OpenEventA]
mov dword [esi + 0x1a4], eax
lea ecx, [esi + 0x1ac]
push ecx
push ebx
push esi
push 0x464a70
push ebx
push ebx
call dword [sym.imp.KERNEL32.dll_CreateThread]
cmp eax, ebx
mov dword [esi + 0x1a8], eax
jne 0x42d353
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
lea edx, [ebp - 0x114]
push str.CreateThread___failed_during_CDownloaderApp::CDownloaderApp____errCode___ld_n
push edx
call fcn.0054ea2a
add esp, 0xc
lea eax, [ebp - 0x114]
mov ecx, edi
push 1
push eax
call fcn.0046f830
call fcn.0042bbd0
cmp al, bl
jne 0x42d362
push ebx
call fcn.0054ff5a
mov dword [esi + 0x188], ebx
mov eax, esi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret