Function at 0x454c20
Capabilities:
Get system information on windows

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
sub esp, 0x2b4
mov eax, dword [0x62d040]
xor eax, esp
mov dword [esp + 0x2b0], eax
push ebx
push esi
push edi
push 0x39
lea eax, [esp + 0x20]
mov edi, edx
mov ebx, ecx
mov dword [esp + 0x14], edi
push eax
mov dword [esp + 0x20], ebx
call sym.SystemInformer.exe_Ordinal_1500
test eax, eax
jns 0x454c71
lfence
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x2b0]
xor ecx, esp
call fcn.00583f9f
mov esp, ebp
pop ebp
ret
mov edx, dword [esp + 0x1c]
mov esi, edx
mov ecx, dword [ebx]
mov dword [esp + 0x20], edx
nop dword [eax]
cmp dword [esi + 0x44], ecx
je 0x454c91
mov eax, dword [esi]
test eax, eax
je 0x454c95
add esi, eax
jne 0x454c80
jmp 0x454c95
test esi, esi
jne 0x454cc1
push edx
push 0
push dword [0x633a54]
call dword [sym.imp.ntdll.dll_RtlFreeHeap]
mov eax, 0xc0000225
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x2b0]
xor ecx, esp
call fcn.00583f9f
mov esp, ebp
pop ebp
ret
lea ecx, ds:[esp + 0xa0]
mov dword [esp + 0xb0], 0x7ffe0000
lea eax, [ebx + 4]
push ecx
push eax
mov dword [esp + 0x24], eax
call sym.SystemInformer.exe_Ordinal_1459
test eax, eax
je 0x454d18
lea ecx, [eax - 8]
mov eax, dword [ecx + 0x24]
add eax, dword [ecx + 0x18]
cmp eax, 0x7ffe0000
jbe 0x454d18
test ecx, ecx
je 0x454d18
mov eax, dword [ecx + 0x70]
test eax, eax
cmovne ecx, eax
cmp dword [ecx + 0x98], 0
jne 0x454d18
mov dword [ecx + 0x98], 4
cmp dword [0x62db64], 0x69
mov dword [esp + 0x14], esi
jb 0x454da5
test byte [0x62e640], 1
mov dword [esp + 0x14], esi
jne 0x454d8d
mov ecx, 0x62e640
lock bts dword [ecx], 0x1f
setb al
test al, al
jne 0x454d79
push 0
push 4
lea eax, [esp + 0x38]
mov dword [esp + 0x1c], esi
push eax
push 0xc5
call dword [sym.imp.ntdll.dll_NtQuerySystemInformation]
nop
test eax, eax
js 0x454d6d
mov eax, dword [esp + 0x30]
mov dword [0x633fa8], eax
mov ecx, 0x62e640
call sym.SystemInformer.exe_Ordinal_1358
jmp 0x454d8d
test byte [0x62e640], 1
jne 0x454d89
xor edx, edx
call sym.SystemInformer.exe_Ordinal_1388
mov dword [esp + 0x14], esi
mov edx, dword [0x633fa8]
test edx, edx
je 0x454da5
push 0x12
push 1
mov ecx, ebx
call fcn.00454740
lea eax, [esp + 0x294]
mov dword [esp + 0x294], 0x2e
push eax
mov dword [esp + 0x29c], str.EnableHeapMemoryTagging
call sym.SystemInformer.exe_Ordinal_1886
test eax, eax
je 0x454dd3
mov ecx, ebx
call fcn.004547e0
push 0
push 0x18
lea eax, [esp + 0x88]
push eax
push 0
push edi
call dword [sym.imp.ntdll.dll_NtQueryInformationProcess]
test eax, eax
js 0x4551d7
mov esi, dword [esp + 0x84]
test esi, esi
je 0x4551d7
lfence
cmp dword [0x62db64], 0x67
mov edx, esi
push 5
setb al
mov ecx, ebx
movzx eax, al
push eax
call fcn.00454740
push 0
push 4
lea eax, [esp + 0x3c]
mov ebx, esi
push eax
lea eax, [esi + 0x88]
push eax
push edi
call dword [sym.imp.ntdll.dll_NtReadVirtualMemory]
test eax, eax
js 0x454fdb
mov ecx, dword [esp + 0x34]
lea eax, [ecx - 1]
cmp eax, 0x3e6
ja 0x454fdb
lea eax, [ecx*4]
push eax
push 4
lfence
push dword [0x633a54]
call dword [sym.imp.ntdll.dll_RtlAllocateHeap]
push 0
push 4
mov dword [esp + 0x38], eax
lea ecx, [esi + 0x90]
lea eax, [esp + 0x40]
push eax
push ecx
push edi
call dword [sym.imp.ntdll.dll_NtReadVirtualMemory]
test eax, eax
js 0x454fc9
lfence
mov eax, dword [esp + 0x34]
push 0
shl eax, 2
push eax
push dword [esp + 0x38]
push dword [esp + 0x44]
push edi
call dword [sym.imp.ntdll.dll_NtReadVirtualMemory]
test eax, eax
js 0x454fc9
xor edi, edi
lfence
cmp dword [esp + 0x34], edi
jbe 0x454fc5
mov dword [esp + 0x294], esi
mov eax, dword [esp + 0x30]
mov ebx, dword [eax + edi*4]
lea eax, [esp + 0x148]
push eax
push dword [esp + 0x20]
mov dword [esp + 0x160], ebx
call sym.SystemInformer.exe_Ordinal_1459
test eax, eax
je 0x454f25
lea esi, ds:[eax - 8]
mov eax, dword [esi + 0x24]
add eax, dword [esi + 0x18]
cmp ebx, eax
jae 0x454f25
test esi, esi
je 0x454f25
mov eax, dword [esi + 0x70]
test eax, eax
cmovne esi, eax
cmp dword [esi + 0x98], 0
jne 0x454f25
mov dword [esi + 0x98], 0xb
jmp 0x454f27
xor esi, esi
test esi, esi
je 0x454fb3
push 0
push 0x68
lea eax, [esp + 0xa0]
mov dword [esi + 0x9c], edi
push eax
mov eax, dword [esp + 0x3c]
push dword [eax + edi*4]
push dword [esp + 0x20]
call dword [sym.imp.ntdll.dll_NtReadVirtualMemory]
test eax, eax
js 0x454fb3
mov eax, dword [0x62db64]
nop dword [eax + eax]
cmp eax, 0x3e
jb 0x454f8d
cmp dword [esp + 0xf8], 0xeeffeeff
je 0x454f9a
cmp eax, 0x3f
jb 0x454fb3
cmp dword [esp + 0xa0], 0xddeeddee
jne 0x454fb3
mov eax, dword [esp + 0xa4]
jmp 0x454fa1
cmp dword [esp + 0xfc], 0xeeffeeff
jne 0x454fb3
mov eax, dword [esp + 0xd8]
and eax, 0xf000
mov byte [esi + 0xa0], 1
mov dword [esi + 0xa4], eax
inc edi
cmp edi, dword [esp + 0x34]
jb 0x454ed1
mov ebx, dword [esp + 0x294]
mov edi, dword [esp + 0x10]
push dword [esp + 0x30]
push 0
push dword [0x633a54]
call dword [sym.imp.ntdll.dll_RtlFreeHeap]
push 0
push 4
lea eax, [esp + 0x44]
push eax
lea eax, [ebx + 0x38]
push eax
push edi
call dword [sym.imp.ntdll.dll_NtReadVirtualMemory]
mov esi, dword [esp + 0x18]
test eax, eax
js 0x45500a
mov edx, dword [esp + 0x3c]
test edx, edx
je 0x45500a
push 0x11
push 1
mov ecx, esi
call fcn.00454740
push 0
push 4
lea eax, [esp + 0x48]
push eax
lea eax, [ebx + 0x4c]
push eax
push edi
call dword [sym.imp.ntdll.dll_NtReadVirtualMemory]
nop
test eax, eax
js 0x455037
mov edx, dword [esp + 0x40]
test edx, edx
je 0x455037
push 0x13
push 1
mov ecx, esi
call fcn.00454740
push 0
push 4
lea eax, [esp + 0x4c]
push eax
lea eax, [ebx + 0x58]
push eax
push edi
call dword [sym.imp.ntdll.dll_NtReadVirtualMemory]
test eax, eax
js 0x455065
mov edx, dword [esp + 0x44]
test edx, edx
je 0x455065
push 0x14
push 1
mov ecx, esi
call fcn.00454740
push 0
push 4
lea eax, [esp + 0x50]
push eax
lea eax, [ebx + 0x94]
push eax
push edi
call dword [sym.imp.ntdll.dll_NtReadVirtualMemory]
nop dword [eax]
test eax, eax
js 0x455097
mov edx, dword [esp + 0x48]
test edx, edx
je 0x455097
push 0x15
push 1
mov ecx, esi
call fcn.00454740
push 0
push 4
lea eax, [esp + 0x54]
push eax
lea eax, [ebx + 0x1e8]
push eax
push edi
call dword [sym.imp.ntdll.dll_NtReadVirtualMemory]
test eax, eax
js 0x4550c5
mov edx, dword [esp + 0x4c]
test edx, edx
je 0x4550c5
push 0x16
push 1
mov ecx, esi
call fcn.00454740
push 0
push 4
lea eax, [esp + 0x58]
push eax
lea eax, [ebx + 0x1f8]
push eax
push edi
call dword [sym.imp.ntdll.dll_NtReadVirtualMemory]
nop dword [eax]
test eax, eax
js 0x455105
mov edx, dword [esp + 0x50]
test edx, edx
je 0x455105
push 0x17
push 1
mov ecx, esi
call fcn.00454740
test eax, eax
je 0x455105
mov dword [eax + 0x9c], 1
push 0
push 4
lea eax, [esp + 0x5c]
push eax
lea eax, [ebx + 0x200]
push eax
push edi
call dword [sym.imp.ntdll.dll_NtReadVirtualMemory]
nop dword [eax]
test eax, eax
js 0x455145
mov edx, dword [esp + 0x54]
test edx, edx
je 0x455145
push 0x17
push 1
mov ecx, esi
call fcn.00454740
test eax, eax
je 0x455145
mov dword [eax + 0x9c], 2
push 0
push 4
lea eax, [esp + 0x60]
push eax
lea eax, [ebx + 0x230]
push eax
push edi
call dword [sym.imp.ntdll.dll_NtReadVirtualMemory]
nop dword [eax]
test eax, eax
js 0x455177
mov edx, dword [esp + 0x58]
test edx, edx
je 0x455177
push 0x18
push 1
mov ecx, esi
call fcn.00454740
push 0
push 4
lea eax, [esp + 0x64]
push eax
lea eax, [ebx + 0x50]
push eax
push edi
call dword [sym.imp.ntdll.dll_NtReadVirtualMemory]
test eax, eax
js 0x4551a5
mov edx, dword [esp + 0x5c]
test edx, edx
je 0x4551a5
push 0x19
push 1
mov ecx, esi
call fcn.00454740
push 0
push 4
lea eax, [esp + 0x68]
push eax
lea eax, [ebx + 0x45c]
push eax
push edi
call dword [sym.imp.ntdll.dll_NtReadVirtualMemory]
nop dword [eax]
test eax, eax
js 0x4551d7
mov edx, dword [esp + 0x60]
test edx, edx
je 0x4551d7
push 0x1a
push 1
mov ecx, esi
call fcn.00454740
mov edx, dword ds:[esp + 0x14]
xor ebx, ebx
cmp dword [edx + 4], ebx
jbe 0x4552dd
lea esi, [edx + 0x104]
mov eax, edx
mov edx, dword [esi]
test edx, edx
je 0x4552d0
cmp dword [0x62db64], 0x67
mov ecx, dword [esp + 0x18]
setb al
push 7
movzx eax, al
push eax
call fcn.00454740
test eax, eax
je 0x455221
mov ecx, dword [esi - 0x28]
mov dword [eax + 0x9c], ecx
lea eax, [esp + 0x294]
push eax
push 0x1c
lea eax, [esp + 0x6c]
push eax
push dword [esi]
push edi
call dword [sym.imp.ntdll.dll_NtReadVirtualMemory]
nop dword [eax]
test eax, eax
js 0x4552cc
cmp dword [esp + 0x294], 0x1c
jne 0x4552cc
mov edi, dword ds:[esp + 0x6c]
cmp edi, dword [esp + 0x68]
jae 0x4552c8
lea eax, ds:[esp + 0x148]
mov dword [esp + 0x158], edi
push eax
push dword [esp + 0x20]
call sym.SystemInformer.exe_Ordinal_1459
test eax, eax
je 0x4552c8
lea ecx, [eax - 8]
mov eax, dword [ecx + 0x24]
add eax, dword [ecx + 0x18]
cmp edi, eax
jae 0x4552c8
test ecx, ecx
je 0x4552c8
mov eax, dword [ecx + 0x70]
test eax, eax
cmovne ecx, eax
cmp dword [ecx + 0x98], 0
jne 0x4552c8
mov edi, dword [esp + 0x10]
mov dword [ecx + 0x98], 9
test ecx, ecx
je 0x4552cc
mov eax, dword [esi - 0x28]
mov dword [ecx + 0x9c], eax
jmp 0x4552cc
mov edi, dword [esp + 0x10]
mov eax, dword [esp + 0x14]
inc ebx
add esi, 0x60
cmp ebx, dword [eax + 4]
jb 0x4551f1
mov ebx, dword [esp + 0x18]
add ebx, 0x1c
mov esi, dword [ebx]
cmp esi, ebx
je 0x4553b5
nop
cmp dword [esi + 0x98], 0
jne 0x4553ab
mov eax, dword [esi + 0x30]
test eax, 0x1040000
je 0x4553de
cmp dword [esi + 0x70], esi
jne 0x4553de
test eax, 0x1000000
je 0x45534a
push 0
push 0xc
lea eax, [esp + 0x2c]
push eax
push 6
push dword [esi + 0x18]
push edi
call dword [sym.imp.ntdll.dll_NtQueryVirtualMemory]
test eax, eax
js 0x45534a
mov eax, dword [esp + 0x2c]
shr eax, 2
and al, 0xf
mov byte [esi + 0xa0], 1
mov byte [esi + 0xa1], al
lea eax, [esp + 0x30]
push eax
push dword [esi + 0x18]
push edi
call sym.SystemInformer.exe_Ordinal_1535
nop dword [eax + eax]
test eax, eax
js 0x4553de
mov edi, dword [esp + 0x30]
push edi
call sym.SystemInformer.exe_Ordinal_1570
test eax, eax
je 0x455397
mov ecx, edi
mov edi, eax
mov dword [esp + 0x30], edi
test ecx, ecx
je 0x455397
add ecx, 0xfffffff8
or eax, 0xffffffff
lock xadd dword [ecx + 4], eax
dec eax
jne 0x455397
call fcn.004fe1e0
mov dword [esi + 0x98], 3
mov dword [esi + 0x9c], edi
mov edi, dword [esp + 0x10]
mov esi, dword [esi]
cmp esi, ebx
jne 0x4552f0
push dword [esp + 0x20]
push 0
push dword [0x633a54]
call dword [sym.imp.ntdll.dll_RtlFreeHeap]
mov ecx, dword [esp + 0x2bc]
xor eax, eax
pop edi
pop esi
pop ebx
xor ecx, esp
call fcn.00583f9f
mov esp, ebp
pop ebp
ret
test dword [esi + 0x28], 0x1000
je 0x45548c
mov al, byte [esi + 0x34]
test al, 1
je 0x45548c
test al, 2
jne 0x45548c
push 0
push 0x40
lea eax, [esp + 0xa0]
push eax
push dword [esi + 0x18]
push edi
call dword [sym.imp.ntdll.dll_NtReadVirtualMemory]
test eax, eax
js 0x45548c
cmp dword [esp + 0xa0], 0xffeeffee
jne 0x45548c
mov edi, dword [esp + 0xb0]
test edi, edi
je 0x45548c
lea eax, [esp + 0x1f0]
mov dword [esp + 0x200], edi
push eax
push dword [esp + 0x20]
call sym.SystemInformer.exe_Ordinal_1459
test eax, eax
je 0x45548c
lea ecx, [eax - 8]
mov eax, dword [ecx + 0x24]
add eax, dword [ecx + 0x18]
cmp edi, eax
jae 0x45548c
test ecx, ecx
je 0x45548c
cmp dword [ecx + 0x18], edi
jne 0x45548c
cmp dword [ecx + 0x98], 0xb
jne 0x45548c
mov dword [esi + 0x98], 0xd
mov dword [esi + 0x9c], ecx
jmp 0x4553a7
test dword [esi + 0x30], 0x40000
je 0x4553a7
cmp dword ds:[esi + 0x20], 2
jne 0x4553a7
mov edi, dword [esp + 0x10]
cmp dword [esi + 0x70], esi
jne 0x4553ab
push 0
push 0x20
lea eax, [esp + 0x2a4]
push eax
push dword [esi + 0x18]
push edi
call dword [sym.imp.ntdll.dll_NtReadVirtualMemory]
test eax, eax
js 0x4553ab
cmp dword ds:[esp + 0x29c], 0x78746341
jne 0x4553ab
mov dword [esi + 0x98], 0x17
mov dword [esi + 0x9c], 0
jmp 0x4553ab