Function at 0x439fba
Capabilities:
Check mutex on windows
Create thread

Disassembly:
mov eax, 0x4e98b3
call fcn.004b48a0
sub esp, 0x54
mov eax, dword [ebp + 8]
push ebx
xor ebx, ebx
push esi
mov byte [0x51c752], bl
cmp word [eax], 0x2a
mov dword [ebp - 0x28], eax
push edi
lea eax, [ebp + 8]
mov edi, ecx
push eax
mov dword [ebp - 0x24], edi
sete byte [ebp - 0xd]
call fcn.00423b81
mov eax, dword [ebp + 8]
mov dword [ebp - 0x18], eax
mov si, word [eax]
cmp si, 0x2d
pop ecx
mov dword [ebp - 0x14], ebx
mov cl, 0x2a
jne 0x43a006
add cl, 3
movsx ecx, cl
movzx edx, si
cmp ecx, edx
jne 0x43a03f
movzx edx, word [eax + 2]
cmp ecx, edx
jne 0x43a03f
add eax, 4
xor esi, esi
mov dword [ebp - 0x18], eax
inc esi
push esi
lea eax, [ebp - 0x18]
push eax
push 0x4f7078
call fcn.0044b960
add esp, 0xc
test al, al
je 0x43a042
mov eax, dword [ebp - 0x18]
mov dword [ebp + 8], eax
jmp 0x43a059
xor esi, esi
inc esi
push 5
lea eax, [ebp + 8]
push eax
push str._user
call fcn.0044b960
add esp, 0xc
test al, al
je 0x43a065
mov dword [ebp - 0x14], esi
mov dword [ebp - 0x2c], str.UCallBackhWnd
jmp 0x43a06d
mov eax, dword [0x519318]
mov dword [ebp - 0x2c], eax
push ebx
call dword [sym.imp.KERNEL32.dll_SetLastError]
cmp dword [ebp - 0x14], ebx
mov eax, str.GlobalPECMD:main_u
jne 0x43a083
mov eax, str.GlobalPECMD:main
push eax
push esi
push ebx
call dword [sym.imp.KERNEL32.dll_CreateMutexA]
cmp eax, ebx
je 0x43a0a6
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov ecx, 0xb7
cmp eax, ecx
jne 0x43a0a6
mov eax, ecx
jmp 0x43a53a
cmp dword [ebp - 0x14], ebx
je 0x43a0b4
mov byte [0x522003], 0x20
jmp 0x43a0c4
mov eax, dword [ebp + 8]
cmp word [eax], bx
setne al
add al, 0x10
mov byte [0x522003], al
cmp dword [0x51d1dc], ebx
mov esi, 0x51d2a0
jne 0x43a0f1
push 0x4f746a
call fcn.004b0cb0
test eax, eax
pop ecx
je 0x43a0f1
push 0x4efd50
push str.D:DebugPeMain.log
mov ecx, esi
call fcn.0042a983
push dword [ebp - 0x28]
push str.MAIN__s_r_n
push esi
call fcn.004202cc
add esp, 0xc
call fcn.00427562
cmp byte [ebp - 0xd], bl
je 0x43a113
mov byte [0x522001], 1
cmp dword [ebp - 0x14], ebx
jne 0x43a152
mov eax, dword [ebp + 8]
cmp word [eax], bx
je 0x43a170
push 0x10000000
push 1
push ebx
push str.Default
call dword [sym.imp.USER32.dll_OpenDesktopW]
mov esi, eax
cmp esi, ebx
je 0x43a152
push esi
call dword [sym.imp.USER32.dll_SetThreadDesktop]
test eax, eax
je 0x43a14b
push esi
call dword [sym.imp.USER32.dll_SwitchDesktop]
push esi
call dword [sym.imp.USER32.dll_CloseDesktop]
mov eax, dword [ebp + 8]
cmp word [eax], bx
je 0x43a170
push ebx
push 0x24
push ebx
mov esi, 0x4efd50
push esi
mov ecx, edi
call fcn.0042dded
mov eax, dword [ebp + 8]
jmp 0x43a175
mov esi, 0x4efd50
xor ecx, ecx
mov cx, word [eax]
cmp cx, 0x2a
mov dword [ebp - 0x30], ecx
jne 0x43a197
add eax, 2
cmp word [eax], 0x23
je 0x43a197
lea ecx, [ebp + 8]
mov dword [ebp + 8], eax
call fcn.0041edaf
push esi
push esi
call sym.MBROSTool.exe_LoadEnvi
mov eax, dword [ebp + 8]
cmp word [eax], bx
pop ecx
pop ecx
jne 0x43a1af
mov byte [0x51d585], 1
call fcn.00443e40
call fcn.00439f86
call dword [sym.imp.KERNEL32.dll_GetCurrentProcessId]
push 4
mov dword [ebp - 0x20], eax
lea eax, [ebp - 0x20]
push eax
push 4
push str.MainPECMDPID
push str.SOFTWAREPELOGON
mov esi, SysReAllocStringLen
push esi
call fcn.00444820
push ebx
push 0x51d2a0
call fcn.004a7b40
add esp, 0x20
cmp dword [edi + 0x40], ebx
jne 0x43a269
test byte [0x51d388], 1
jne 0x43a213
or dword [0x51d388], 1
push 0x4ee684
mov dword [0x51d384], ebx
call fcn.004b4081
pop ecx
mov esi, 0x51d384
push 0x10000
mov ecx, edi
mov dword [edi + 0x40], esi
call fcn.004480a0
lea ecx, [ebp - 0x1c]
call fcn.00449480
push dword [ebp - 0x1c]
mov ecx, esi
mov dword [ebp - 4], ebx
call fcn.004867a0
mov eax, dword [0x51d384]
push 1
push dword [ebp - 0x28]
mov dword [ebp - 0x1c], ebx
mov eax, dword [eax]
mov ecx, edi
mov dword [edi + 0x44], eax
call fcn.0045b8a0
or dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x1c]
mov dword [edi + 0x4c], ebx
call fcn.00443880
mov esi, SysReAllocStringLen
cmp dword [ebp - 0x14], ebx
jne 0x43a291
mov al, byte [0x522003]
push 1
mov byte [ebp - 0xd], al
lea eax, [ebp - 0xd]
push eax
push 3
push str.bInMain
push str.SOFTWAREPELOGON
push esi
call fcn.00444820
add esp, 0x18
mov eax, dword [ebp + 8]
cmp word [eax], bx
je 0x43a29e
call fcn.00421b6d
push 4
push 0x51d1d0
push 4
push dword [ebp - 0x2c]
push str.SOFTWAREPELOGON
push esi
call fcn.00444820
add esp, 0x18
cmp word [ebp - 0x30], bx
jne 0x43a2c3
cmp dword [ebp - 0x14], ebx
je 0x43a2c8
call fcn.004302d3
mov ecx, edi
call fcn.00427268
mov eax, dword [ebp + 8]
cmp word [eax], bx
jne 0x43a2dc
cmp dword [ebp - 0x14], ebx
je 0x43a31e
lea eax, [ebp - 0x30]
push eax
push 0x10000
push ebx
push 0x439fab
push 0x80000
push ebx
mov dword [ebp - 0x30], ebx
call dword [sym.imp.KERNEL32.dll_CreateThread]
cmp eax, ebx
je 0x43a31b
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
jmp 0x43a31b
lea ecx, [eax + 2]
cmp word [ecx], 0x23
je 0x43a324
mov dword [ebp + 8], ecx
lea ecx, [ebp + 8]
call fcn.0041edaf
mov eax, dword [ebp + 8]
cmp word [eax], 0x2a
je 0x43a307
cmp word [eax], bx
je 0x43a502
push eax
call dword [sym.imp.KERNEL32.dll_lstrlenW]
add eax, 0x5c8
push eax
lea ecx, [ebp - 0x30]
call fcn.004494b0
mov edi, dword [ebp - 0x30]
push 0x104
mov dword [ebp - 0x38], edi
add edi, 0x280
push edi
lea eax, [edi + 0x488]
push ebx
mov dword [ebp - 4], 1
mov dword [ebp - 0x34], eax
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameW]
push 0x5c
push ebx
push edi
call dword [sym.imp.SHLWAPI.dll_StrRChrW]
cmp eax, ebx
jne 0x43a37e
mov dword [ebp - 0x1c], edi
jmp 0x43a383
inc eax
inc eax
mov dword [ebp - 0x1c], eax
push dword [ebp + 8]
call fcn.004210c9
cmp eax, ebx
pop ecx
je 0x43a3b5
push dword [ebp + 8]
lea ecx, [ebp - 0x2c]
call fcn.00456550
mov ecx, dword [ebp - 0x24]
push ebx
push ebx
push ebx
push dword [ebp - 0x2c]
mov byte [ebp - 4], 2
call fcn.00437b3d
lea ecx, [ebp - 0x2c]
jmp 0x43a4ed
mov esi, dword [ebp + 8]
lea ecx, [ebp - 0x28]
mov dword [ebp - 0x2c], ebx
mov dword [ebp - 0x14], ebx
call fcn.00449480
mov eax, dword [ebp + 8]
cmp word [eax], 0x22
mov byte [ebp - 4], 3
jne 0x43a3fa
inc esi
inc esi
mov ax, word [esi]
mov word [ebp - 0x2c], ax
push 0x22
lea eax, [ebp - 0x14]
mov dword [ebp - 0x14], esi
call fcn.00423ac8
mov eax, dword [ebp - 0x14]
cmp word [eax], bx
pop ecx
je 0x43a3f7
mov word [eax], bx
jmp 0x43a3fa
mov dword [ebp - 0x14], ebx
mov ecx, dword [ebp - 0x24]
push 1
push ebx
lea eax, [ebp - 0x28]
push eax
push esi
call fcn.00454330
mov eax, dword [ebp - 0x2c]
cmp ax, bx
je 0x43a423
dec esi
dec esi
mov word [esi], ax
mov eax, dword [ebp - 0x14]
cmp eax, ebx
je 0x43a423
mov word [eax], 0x22
push dword [ebp - 0x28]
call fcn.004b0cb0
cmp eax, ebx
pop ecx
jne 0x43a47e
lea ecx, [ebp - 0x44]
call fcn.00449290
mov dword [ebp - 0x40], ebx
mov dword [ebp - 0x3c], ebx
push ebx
lea eax, [ebp - 0x44]
push eax
push str.SCRIPT
push 0x66
push dword [0x51d1cc]
mov byte [ebp - 4], 4
call fcn.00423fea
add esp, 0x14
cmp dword [ebp - 0x40], 4
jb 0x43a469
mov dword [ebp + 8], str.102
push dword [ebp - 0x44]
call fcn.00443810
pop ecx
lea ecx, [ebp - 0x44]
mov byte [ebp - 4], 3
call fcn.00443880
push dword [ebp - 0x1c]
mov esi, dword [sym.imp.USER32.dll_wsprintfW]
push edi
mov edi, dword [ebp - 0x34]
push str.___exe:__s_____s_
push edi
call esi
add esp, 0x10
push edi
call dword [sym.imp.KERNEL32.dll_lstrlenW]
push dword [ebp + 8]
lea eax, [edi + eax*2]
push str.LOAD_sysinit__s
push eax
call esi
mov eax, dword [ebp - 0x38]
add esp, 0xc
cmp word [eax], bx
je 0x43a4dc
push 4
lea eax, [ebp - 0x20]
push eax
push 4
push str.SysStartuped
push str.SOFTWAREPELOGON
push SysReAllocStringLen
mov dword [ebp - 0x20], 1
call fcn.00444820
add esp, 0x18
mov ecx, dword [ebp - 0x24]
push ebx
push ebx
push ebx
push ebx
push ecx
push edi
call fcn.0041ac41
lea ecx, [ebp - 0x28]
mov byte [ebp - 4], 1
call fcn.00443880
or dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x30]
call fcn.00443880
mov esi, dword [sym.imp.USER32.dll_GetMessageW]
jmp 0x43a51e
lea eax, [ebp - 0x60]
push eax
call dword [sym.imp.USER32.dll_TranslateMessage]
lea eax, [ebp - 0x60]
push eax
call dword [sym.imp.USER32.dll_DispatchMessageW]
push ebx
push ebx
lea eax, [ebp - 0x60]
push ebx
push eax
call esi
test eax, eax
jne 0x43a50a
push dword [0x51d1c0]
call dword [sym.imp.USER32.dll_UnhookWindowsHookEx]
mov eax, dword [ebp - 0x58]
mov ecx, dword [ebp - 0xc]
pop edi
pop esi
pop ebx
mov dword fs:[0], ecx
leave
ret 4