Function at 0x401880
Capabilities:
Allocate or change rwx memory
Enumerate pe sections
Execute shellcode via indirect call
Get system information on windows

Disassembly:
push ebp
mov ebp, esp
push eax
mov eax, 2
add esp, 0xfffff004
push eax
dec eax
jne 0x401889
mov eax, dword [ebp - 4]
add esp, 0xfffff828
push ebx
push esi
push edi
mov ebx, dword [ebp + 8]
mov esi, 0x44b190
lea edi, [ebp - 0xa4]
mov ecx, 8
rep movsd dword es:[edi], dword [esi]
push 0x2658
push 0x535ffc
lea eax, [ebp - 0x26fc]
push eax
call fcn.00409ad4
add esp, 0xc
lea edx, [ebp - 0xa4]
lea ecx, [ebp - 0x26fc]
push 0x2658
push edx
push 0x64
push ecx
call fcn.004020d8
add esp, 0x10
lea edi, [ebp - 0x271c]
mov esi, 0x44b1b0
mov ecx, 8
lea eax, [ebp - 0x26c6]
rep movsd dword es:[edi], dword [esi]
lea edi, [ebp - 0x273c]
mov ecx, 8
mov esi, 0x44b1d0
lea edx, [ebp - 0x271c]
rep movsd dword es:[edi], dword [esi]
push 0x20
push eax
push edx
call fcn.00409ad4
add esp, 0xc
cmp byte [ebp - 0x26d3], 0
je 0x40194d
mov ecx, dword [ebp + 0x1c]
push ecx
push 8
push 0x64
lea eax, [ebp - 0x273c]
push eax
lea edx, [ebp - 0x271c]
push edx
call fcn.00401fac
add esp, 0x14
mov esi, dword [ebp + 0x10]
cmp esi, 0xfa000
jle 0x40195d
mov esi, 0xfa000
push esi
lea eax, [ebp - 0x271c]
push eax
push 0x64
mov edx, dword [ebp + 8]
push edx
call fcn.00402310
add esp, 0x10
mov eax, dword [ebp + 0x10]
sub eax, esi
cmp eax, 0x9c4000
jbe 0x401984
mov eax, 0x9c4000
test eax, eax
jbe 0x4019a3
push eax
lea edx, [ebp - 0x273c]
push edx
mov cx, word [ebp - 0x26c8]
push ecx
add esi, ebx
push esi
call fcn.004020d8
add esp, 0x10
cmp byte [ebp - 0x26d1], 0
cmp byte [ebp - 0x26d2], 0
je 0x4019ed
mov eax, dword [ebp - 0x26e4]
mov dword [ebp - 0x2c], eax
mov edx, dword [ebp + 0x1c]
push edx
push 0x80
push 0x64
mov ecx, dword [ebp - 0x2c]
add ecx, ebx
push ecx
mov eax, dword [ebp - 0x2c]
add eax, ebx
push eax
call fcn.00402008
add esp, 0x14
mov edx, dword [ebp + 0x1c]
push edx
push 0x20
add ebx, dword [ebp - 0x2c]
push ebx
call fcn.00402064
add esp, 0xc
mov edi, dword [ebp + 8]
mov eax, dword [edi + 0x3c]
add eax, edi
mov dword [ebp - 4], eax
push 0xf8
mov edx, dword [ebp - 4]
push edx
call sub.KERNEL32.DLL_IsBadReadPtr
dec eax
je 0x401a14
mov ecx, dword [ebp - 4]
cmp dword [ecx], 0x4550
je 0x401a1b
xor eax, eax
jmp 0x401f61
mov edx, dword [ebp - 4]
movzx ecx, word [edx + 0x14]
add ecx, dword [ebp - 4]
add ecx, 0x18
mov dword [ebp - 8], ecx
mov dword [ebp - 0x30], 0x28
mov edx, dword [ebp - 4]
mov eax, dword [ebp - 8]
sub eax, edi
movzx ecx, word [edx + 6]
imul ecx, dword [ebp - 0x30]
add eax, ecx
xor edx, edx
mov dword [ebp - 0x28], eax
xor esi, esi
mov eax, dword [ebp - 0x28]
mov dword [ebp - 0x24], eax
mov dword [ebp - 0x34], edx
mov eax, dword [ebp - 8]
lea ebx, [eax + 0xc]
jmp 0x401a80
mov edx, dword [ebx]
mov eax, edx
add eax, dword [ebx + 4]
cmp eax, dword [ebp - 0x24]
jbe 0x401a6b
mov dword [ebp - 0x24], eax
mov ecx, dword [ebp - 4]
cmp edx, dword [ecx + 0x88]
jne 0x401a7c
movzx eax, si
mov dword [ebp - 0x34], eax
inc esi
add ebx, 0x28
mov ecx, dword [ebp - 4]
movzx edx, si
movzx eax, word [ecx + 6]
cmp edx, eax
jb 0x401a5c
lea edx, [ebp - 0x84]
push edx
call sub.KERNEL32.DLL_GetSystemInfo
mov eax, dword [ebp - 0x24]
xor edx, edx
div dword [ebp - 0x80]
mov dword [ebp - 0x20], eax
mov eax, dword [ebp - 0x24]
xor edx, edx
div dword [ebp - 0x80]
test edx, edx
je 0x401ab4
inc dword [ebp - 0x20]
mov ecx, dword [ebp - 0x20]
mov eax, dword [ebp + 0x14]
imul ecx, dword [ebp - 0x80]
mov dword [eax], ecx
push 0x40
push 0x1000
mov edx, dword [ebp + 0x14]
mov ecx, dword [edx]
push ecx
push 0
call sub.KERNEL32.DLL_VirtualAlloc
mov dword [ebp + 0xc], eax
cmp dword [ebp + 0xc], 0
jne 0x401af7
push 0x10
push 0x44b2a8
push str.Error_in_VirtualAlloc
push 0
call sub.USER32.DLL_MessageBoxA
xor eax, eax
jmp 0x401f61
mov edx, dword [ebp - 0x28]
push edx
mov ecx, dword [ebp + 8]
push ecx
mov eax, dword [ebp + 0xc]
push eax
call fcn.00409af8
add esp, 0xc
xor esi, esi
mov eax, dword [ebp - 8]
lea ebx, [eax + 0xc]
jmp 0x401b8b
mov eax, dword [ebp + 0xc]
add eax, dword [ebx]
mov dword [ebp - 0x38], eax
mov edx, dword [ebp + 8]
add edx, dword [ebx + 8]
mov dword [ebp - 0x3c], edx
mov ecx, dword [ebx + 4]
mov dword [ebp - 0x40], ecx
mov eax, dword [ebp - 0x40]
push eax
mov edx, dword [ebp - 0x3c]
push edx
mov ecx, dword [ebp - 0x38]
push ecx
call fcn.00409af8
add esp, 0xc
mov eax, dword [ebp - 0x40]
push eax
lea edx, [ebp - 0x26c6]
push edx
mov cx, word [ebp - 0x26c8]
push ecx
mov eax, dword [ebp - 0x38]
push eax
call fcn.004020d8
add esp, 0x10
cmp byte [ebp - 0x26f6], 0
je 0x401b87
mov edx, dword [ebp - 0x40]
lea ecx, [ebp - 0x26c6]
push edx
push ecx
mov ax, word [ebp - 0x26c8]
push eax
mov edx, dword [ebp - 0x3c]
push edx
call fcn.004020d8
add esp, 0x10
inc esi
add ebx, 0x28
mov ecx, dword [ebp - 4]
cmp si, word [ecx + 6]
jb 0x401b15
cmp byte [ebp - 0x26f6], 0
je 0x401bea
mov eax, dword [ebp - 0x26f0]
push eax
mov edx, dword [ebp + 0x10]
push edx
mov ecx, dword [ebp + 8]
push ecx
call fcn.00401f84
add esp, 0xc
test eax, eax
jne 0x401bdf
push 0x8000
push 0
push edi
call sub.KERNEL32.DLL_VirtualFree
push 0x10
push 0x44b2bb
push str.Error_in_CCF
push 0
call sub.USER32.DLL_MessageBoxA
xor eax, eax
jmp 0x401f61
push 0x535ffc
call dword [0x53885c]
mov edi, dword [ebp + 0xc]
mov eax, dword [edi + 0x3c]
add eax, edi
mov dword [ebp - 4], eax
mov edx, dword [ebp - 4]
add edx, 0xf8
mov dword [ebp - 8], edx
mov dword [0x538878], edi
cmp dword [ebp - 0x34], 0
je 0x401c35
call fcn.004053d4
dec eax
jne 0x401c35
mov ecx, dword [ebp - 0x34]
lea ecx, [ecx + ecx*4]
mov eax, dword [ebp - 8]
mov edx, dword [ebp + 8]
add dword [eax + ecx*8 + 0xc], edx
mov ecx, dword [ebp - 0x34]
lea ecx, [ecx + ecx*4]
mov eax, dword [ebp - 8]
mov edx, dword [ebp + 8]
add dword [eax + ecx*8 + 0x14], edx
mov ecx, dword [ebp - 4]
mov eax, dword [ecx + 0x80]
mov dword [ebp - 0x44], eax
cmp dword [ebp - 0x44], 0
jne 0x401c6e
push 0x8000
push 0
push edi
call sub.KERNEL32.DLL_VirtualFree
push 0x10
push 0x44b2dc
push str.Error_in_GetImgDirEntryRVA
push 0
call sub.USER32.DLL_MessageBoxA
xor eax, eax
jmp 0x401f61
mov edx, dword [ebp - 4]
mov eax, dword [ebp - 4]
mov ecx, dword [edx + 0x28]
mov edx, dword [ebp + 0x18]
add ecx, dword [eax + 0x34]
mov dword [edx], ecx
mov ecx, dword [ebp - 4]
mov eax, dword [ecx + 0x80]
mov dword [ebp - 0xc], eax
cmp dword [ebp - 0xc], 0
je 0x401c9b
mov edx, dword [ebp - 0xc]
add edx, edi
mov dword [ebp - 0xc], edx
jmp 0x401cc2
push 0x8000
push 0
push edi
call sub.KERNEL32.DLL_VirtualFree
push 0x10
push 0x44b2fa
push str.Error_in_Get_ImportDesc
push 0
call sub.USER32.DLL_MessageBoxA
xor eax, eax
jmp 0x401f61
mov edx, dword [ebp - 0xc]
cmp dword [edx + 4], 0
jne 0x401cd8
mov ecx, dword [ebp - 0xc]
cmp dword [ecx + 0xc], 0
je 0x401e57
mov eax, dword [ebp - 0xc]
mov ebx, dword [eax + 0xc]
add ebx, dword [0x538878]
push ebx
call sub.KERNEL32.DLL_GetModuleHandleA
mov dword [ebp - 0x1c], eax
cmp dword [ebp - 0x1c], 0
jne 0x401cfc
push ebx
call sub.KERNEL32.DLL_LoadLibraryA
mov dword [ebp - 0x1c], eax
cmp dword [ebp - 0x1c], 0
je 0x401e4e
cmp byte [ebp - 0x26f6], 0
je 0x401dbf
push 0x44b300
push ebx
call sub.KERNEL32.DLL_lstrcmpiA
test eax, eax
jne 0x401dbf
mov dword [ebp - 0x27d0], 0x94
lea eax, [ebp - 0x27d0]
push eax
call sub.KERNEL32.DLL_GetVersionExA
cmp dword [ebp - 0x27c0], 1
je 0x401dbf
push str.psapi.dll
call sub.KERNEL32.DLL_LoadLibraryA
mov dword [ebp - 0x48], eax
cmp dword [ebp - 0x48], 0
je 0x401db6
push str.GetModuleInformation
mov edx, dword [ebp - 0x48]
push edx
call sub.KERNEL32.DLL_GetProcAddress
mov dword [0x535dec], eax
push 0xc
lea ecx, [ebp - 0x27dc]
push ecx
mov eax, dword [ebp - 0x1c]
push eax
call sub.KERNEL32.DLL_GetCurrentProcess
push eax
call dword [0x535dec]
test eax, eax
je 0x401db6
lea edx, [ebp - 0x4c]
push edx
push 0x40
mov ecx, dword [ebp - 0x27d8]
push ecx
mov eax, dword [ebp - 0x27dc]
push eax
call sub.KERNEL32.DLL_VirtualProtect
test eax, eax
je 0x401db6
mov dl, byte [ebp - 0x26f5]
push edx
mov ecx, dword [ebp - 0x1c]
push ecx
call dword [0x538870]
mov eax, dword [ebp - 0x48]
push eax
call sub.KERNEL32.DLL_FreeLibrary
mov edx, dword [ebp - 0xc]
mov eax, dword [edx]
test eax, eax
je 0x401dce
mov ebx, eax
add ebx, edi
jmp 0x401dd6
mov eax, dword [ebp - 0xc]
mov ebx, dword [eax + 0x10]
add ebx, edi
mov eax, dword [ebp - 0xc]
mov esi, dword [eax + 0x10]
add esi, edi
jmp 0x401e49
mov eax, 0x80000000
test dword [ebx], eax
je 0x401dff
mov edx, dword [ebx]
and edx, 0xffff
push edx
mov ecx, dword [ebp - 0x1c]
push ecx
call sub.KERNEL32.DLL_GetProcAddress
mov dword [esi], eax
jmp 0x401e18
mov eax, dword [ebx]
add eax, edi
mov dword [ebp - 0x10], eax
mov edx, dword [ebp - 0x10]
add edx, 2
push edx
mov ecx, dword [ebp - 0x1c]
push ecx
call sub.KERNEL32.DLL_GetProcAddress
mov dword [esi], eax
test esi, esi
jne 0x401e43
push 0x8000
push 0
push edi
call sub.KERNEL32.DLL_VirtualFree
push 0x10
push 0x44b343
push str.Error_in_set_FuncAddr.
push 0
call sub.USER32.DLL_MessageBoxA
xor eax, eax
jmp 0x401f61
add esi, 4
add ebx, 4
cmp dword [ebx], 0
jne 0x401de0
add dword [ebp - 0xc], 0x14
jmp 0x401cc2
push edi
mov edx, dword [ebp - 4]
push edx
call fcn.00401228
add esp, 8
mov ecx, dword [ebp - 4]
cmp dword [ecx + 0xc0], 0
jbe 0x401ef5
mov eax, dword [ebp - 4]
mov edx, dword [eax + 0xc0]
add edx, edi
mov dword [ebp - 0x50], edx
mov ecx, dword [ebp - 0x50]
mov edx, dword [ebp - 0x50]
mov eax, dword [ecx + 4]
sub eax, dword [edx]
mov dword [ebp - 0x54], eax
push 4
push 0x1000
mov ecx, dword [ebp - 0x54]
push ecx
push 0
call sub.KERNEL32.DLL_VirtualAlloc
mov dword [0x535de4], eax
mov eax, dword [ebp - 0x50]
mov edx, dword [eax]
sub edx, dword [0x535de8]
add edx, edi
mov dword [ebp - 0x58], edx
mov ecx, dword [ebp - 0x54]
push ecx
mov eax, dword [ebp - 0x58]
push eax
mov edx, dword [0x535de4]
push edx
call fcn.00409ad4
add esp, 0xc
mov ecx, dword [0x535de4]
mov eax, dword fs:[0x2c]
mov dword [eax], ecx
mov ecx, dword [ebp - 0x50]
mov eax, dword [ecx + 8]
sub eax, dword [0x535de8]
add eax, edi
mov dword [ebp - 0x5c], eax
mov edx, dword [ebp - 0x5c]
xor ecx, ecx
mov dword [edx], ecx
cmp byte [ebp - 0x26d0], 0
je 0x401f24
mov eax, dword [ebp - 4]
mov edx, dword [eax + 0x80]
add edx, edi
mov dword [ebp - 0xc], edx
mov ecx, dword [ebp - 4]
mov eax, dword [ecx + 0x84]
push eax
push 0
mov edx, dword [ebp - 0xc]
push edx
call fcn.00409b44
add esp, 0xc
mov ecx, dword [ebp - 4]
mov eax, dword [ecx + 0xa0]
add eax, edi
mov dword [ebp - 0x14], eax
cmp byte [ebp - 0x26cf], 0
je 0x401f53
mov edx, dword [ebp - 4]
mov ecx, dword [edx + 0xa4]
push ecx
push 0
mov eax, dword [ebp - 0x14]
push eax
call fcn.00409b44
add esp, 0xc
mov edx, dword [ebp + 0xc]
mov eax, 1
mov dword [0x535ff0], edx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret