Function at 0x100fbb40
Capabilities:
Allocate or change rwx memory
Execute shellcode via indirect call

Disassembly:
sub esp, 0x28
push ebx
push ebp
push esi
mov ebp, edx
mov ebx, ecx
push edi
mov dword [esp + 0x10], ebp
xor edi, edi
call fcn.100fbaf0
cmp dword [0x1023d498], edi
je 0x100fbdbb
mov esi, dword [sym.imp.KERNEL32.dll_VirtualQuery]
lea eax, [esp + 0x14]
push 0x1c
push eax
push ebx
call esi
cmp dword [esp + 0x24], 0x1000
jne 0x100fbb88
test byte [esp + 0x28], 0xf0
je 0x100fbb88
lea eax, [edi + 1]
jmp 0x100fbb8a
xor eax, eax
test eax, eax
je 0x100fbdb4
push 0x1c
lea eax, [esp + 0x18]
push eax
push ebp
call esi
cmp dword [esp + 0x24], 0x1000
jne 0x100fbdb4
test byte [esp + 0x28], 0xf0
je 0x100fbdb4
mov edx, dword [0x1027d1d8]
xor eax, eax
test edx, edx
je 0x100fbbd3
mov ecx, dword [0x1027d1d0]
cmp ebx, dword [ecx]
je 0x100fbc42
inc eax
add ecx, 0x2c
cmp eax, edx
jb 0x100fbbc7
mov ecx, dword [0x1027d1dc]
test ecx, ecx
je 0x100fbbeb
nop dword [eax]
cmp dword [ecx + 4], edi
jne 0x100fbc51
mov ecx, dword [ecx]
test ecx, ecx
jne 0x100fbbe0
push 0x40
push 0x3000
push 0x1000
push 0
call dword [sym.imp.KERNEL32.dll_VirtualAlloc]
mov ecx, eax
test ecx, ecx
je 0x100fbc38
xor ebp, ebp
mov dword [ecx + 8], edi
lea edx, [ecx + 0x20]
lea esi, [ebp + 0x20]
mov dword [edx], ebp
mov eax, edx
mov dword [ecx + 4], edx
add esi, 0x20
add edx, 0x20
mov ebp, eax
cmp esi, 0xfe0
jbe 0x100fbc10
mov eax, dword [0x1027d1dc]
mov dword [ecx], eax
mov dword [0x1027d1dc], ecx
test ecx, ecx
jne 0x100fbc51
mov edi, 9
jmp 0x100fbdc0
cmp eax, 0xffffffff
je 0x100fbbd3
mov edi, 3
jmp 0x100fbdc0
mov ebp, dword [ecx + 4]
mov eax, dword [ebp]
inc dword [ecx + 8]
mov dword [ecx + 4], eax
lea ecx, [esp + 0x14]
mov eax, dword [esp + 0x10]
mov dword [esp + 0x14], ebx
mov dword [esp + 0x18], eax
mov dword [esp + 0x1c], ebp
call fcn.100fbde0
test eax, eax
je 0x100fbda6
mov ecx, dword [0x1027d1d0]
test ecx, ecx
jne 0x100fbcc9
push 0x580
push ecx
push dword [0x1023d498]
mov dword [0x1027d1d4], 0x20
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
mov ecx, eax
mov dword [0x1027d1d0], ecx
test ecx, ecx
jne 0x100fbd03
mov edi, 9
test edi, edi
je 0x100fbdc0
mov ecx, ebp
call fcn.100fae50
jmp 0x100fbdc0
mov eax, dword [0x1027d1d8]
mov edx, dword [0x1027d1d4]
cmp eax, edx
jb 0x100fbd08
imul eax, edx, 0x58
push eax
push ecx
push 0
push dword [0x1023d498]
call dword [sym.imp.KERNEL32.dll_HeapReAlloc]
mov ecx, eax
test ecx, ecx
je 0x100fbcb0
mov eax, dword [0x1027d1d4]
add eax, eax
mov dword [0x1027d1d0], ecx
mov dword [0x1027d1d4], eax
mov eax, dword [0x1027d1d8]
imul esi, eax, 0x2c
inc eax
mov dword [0x1027d1d8], eax
add esi, ecx
je 0x100fbcb0
mov eax, dword [esp + 0x14]
mov cl, byte [esi + 0x14]
mov edx, dword [esp + 0x20]
and cl, 0xf8
mov dword [esi], eax
mov eax, dword [esp + 0x18]
mov dword [esi + 4], eax
mov eax, dword [esp + 0x1c]
mov dword [esi + 8], eax
mov al, dl
and al, 1
or cl, al
mov eax, dword [esp + 0x24]
mov byte [esi + 0x14], cl
and eax, 0xf
mov ecx, dword [esi + 0x18]
and ecx, 0xfffffff0
or ecx, eax
mov eax, dword [esp + 0x28]
mov dword [esi + 0x18], ecx
mov ecx, dword [esp + 0x2c]
mov dword [esi + 0x1c], eax
mov eax, dword [esp + 0x30]
mov dword [esi + 0x20], ecx
mov ecx, dword [esp + 0x34]
mov dword [esi + 0x24], eax
mov dword [esi + 0x28], ecx
test edx, edx
je 0x100fbd84
mov eax, dword [ebx - 5]
mov dword [esi + 0xc], eax
mov ax, word [ebx - 1]
mov word [esi + 0x10], ax
mov al, byte [ebx + 1]
mov byte [esi + 0x12], al
jmp 0x100fbd8f
mov eax, dword [ebx]
mov dword [esi + 0xc], eax
mov al, byte [ebx + 4]
mov byte [esi + 0x10], al
mov eax, dword [esp + 0x3c]
test eax, eax
je 0x100fbcb5
mov ecx, dword [esp + 0x1c]
mov dword [eax], ecx
jmp 0x100fbcb5
mov ecx, ebp
mov edi, 8
call fcn.100fae50
jmp 0x100fbdc0
mov edi, 7
jmp 0x100fbdc0
mov edi, 2
xor ecx, ecx
mov eax, 0x1023d494
xchg dword [eax], ecx
mov eax, edi
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x28
ret 4