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NoVirusThanks OSArmor
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<blockquote data-quote="l0rdraiden" data-source="post: 732214" data-attributes="member: 64677"><p>[USER=68429]@NoVirusThanks[/USER]</p><p></p><p>More FP's after installing updates on windows server 2016, the problem is that the probably dimhost tries to execute after the block under a different process so the manual whitelist after the alert is useless</p><p></p><p></p><ul> <li data-xf-list-type="ul">[%PROCESS%: C:\Windows\Temp\F5FBA037-9593-4675-BCED-C26C7C05B870\DismHost.exe] [%PROCESSCMDLINE%: C:\Windows\TEMP\F5FBA037-9593-4675-BCED-C26C7C05B870\dismhost.exe {A5DA863C-DB44-4683-A77B-FE00167ED919}] [%FILESIGNER%: Microsoft Corporation] [%PARENTPROCESS%: C:\Windows\System32\wbem\WmiPrvSE.exe]</li> <li data-xf-list-type="ul">[%PROCESS%: C:\Windows\Temp\F2FA2996-6B04-4B9C-AA7D-DF43F2CEBD83\DismHost.exe] [%PROCESSCMDLINE%: C:\Windows\TEMP\F2FA2996-6B04-4B9C-AA7D-DF43F2CEBD83\dismhost.exe {48BF688B-C04B-42F3-8578-0AB249F07E7E}] [%FILESIGNER%: Microsoft Corporation] [%PARENTPROCESS%: C:\Windows\System32\wbem\WmiPrvSE.exe]</li> <li data-xf-list-type="ul">[%PROCESS%: C:\Windows\Temp\30B925C1-3E4C-48AB-9575-516DA1CD3800\DismHost.exe] [%PROCESSCMDLINE%: C:\Windows\TEMP\30B925C1-3E4C-48AB-9575-516DA1CD3800\dismhost.exe {16D0CE06-8F82-44F8-BE3D-20E05A5BE215}] [%FILESIGNER%: Microsoft Corporation] [%PARENTPROCESS%: C:\Windows\System32\wbem\WmiPrvSE.exe]</li> <li data-xf-list-type="ul">[%PROCESS%: C:\Windows\Temp\B4D503C8-46CC-4A06-A131-EE5CBC5A041F\DismHost.exe] [%PROCESSCMDLINE%: C:\Windows\TEMP\B4D503C8-46CC-4A06-A131-EE5CBC5A041F\dismhost.exe {6CE46AC6-6F97-4CA2-B66C-91DE70838AC5}] [%FILESIGNER%: Microsoft Corporation] [%PARENTPROCESS%: C:\Windows\System32\wbem\WmiPrvSE.exe]</li> </ul><p></p><p></p><p></p><p></p><p></p><p></p><p>LOG</p><p></p><p>Date/Time: 01/05/2018 9:12:13</p><p>Process: [5768]C:\Windows\Temp\B4D503C8-46CC-4A06-A131-EE5CBC5A041F\DismHost.exe</p><p>Process MD5 Hash: 418299F70B35752CB048ED773C59002E</p><p>Parent: [5104]C:\Windows\System32\wbem\WmiPrvSE.exe</p><p>Rule: AntiExploitWMIProviderHost</p><p>Rule Name: (Anti-Exploit) Protect WMI Provider Host</p><p>Command Line: C:\Windows\TEMP\B4D503C8-46CC-4A06-A131-EE5CBC5A041F\dismhost.exe {6CE46AC6-6F97-4CA2-B66C-91DE70838AC5}</p><p>Signer: Microsoft Corporation</p><p>Parent Signer:</p><p>User/Domain: SYSTEM/NT AUTHORITY</p><p>System File: False</p><p>Parent System File: True</p><p>Integrity Level: System</p><p>Parent Integrity Level: System</p><p></p><p></p><p>Date/Time: 01/05/2018 9:11:07</p><p>Process: [5328]C:\Windows\Temp\30B925C1-3E4C-48AB-9575-516DA1CD3800\DismHost.exe</p><p>Process MD5 Hash: 418299F70B35752CB048ED773C59002E</p><p>Parent: [5104]C:\Windows\System32\wbem\WmiPrvSE.exe</p><p>Rule: AntiExploitWMIProviderHost</p><p>Rule Name: (Anti-Exploit) Protect WMI Provider Host</p><p>Command Line: C:\Windows\TEMP\30B925C1-3E4C-48AB-9575-516DA1CD3800\dismhost.exe {16D0CE06-8F82-44F8-BE3D-20E05A5BE215}</p><p>Signer: Microsoft Corporation</p><p>Parent Signer:</p><p>User/Domain: SYSTEM/NT AUTHORITY</p><p>System File: False</p><p>Parent System File: True</p><p>Integrity Level: System</p><p>Parent Integrity Level: System</p><p></p><p></p><p>Date/Time: 01/05/2018 9:10:01</p><p>Process: [5944]C:\Windows\Temp\6F145D6E-B1DD-4E47-A7D5-92FCB44156A0\DismHost.exe</p><p>Process MD5 Hash: 418299F70B35752CB048ED773C59002E</p><p>Parent: [5104]C:\Windows\System32\wbem\WmiPrvSE.exe</p><p>Rule: AntiExploitWMIProviderHost</p><p>Rule Name: (Anti-Exploit) Protect WMI Provider Host</p><p>Command Line: C:\Windows\TEMP\6F145D6E-B1DD-4E47-A7D5-92FCB44156A0\dismhost.exe {4FE3045D-920E-4744-AC04-5C249525BDC7}</p><p>Signer: Microsoft Corporation</p><p>Parent Signer:</p><p>User/Domain: SYSTEM/NT AUTHORITY</p><p>System File: False</p><p>Parent System File: True</p><p>Integrity Level: System</p><p>Parent Integrity Level: System</p><p></p><p></p><p>Date/Time: 01/05/2018 9:08:56</p><p>Process: [4996]C:\Windows\Temp\D193A37C-C65A-464C-9F42-71B0F41A19E0\DismHost.exe</p><p>Process MD5 Hash: 418299F70B35752CB048ED773C59002E</p><p>Parent: [5104]C:\Windows\System32\wbem\WmiPrvSE.exe</p><p>Rule: AntiExploitWMIProviderHost</p><p>Rule Name: (Anti-Exploit) Protect WMI Provider Host</p><p>Command Line: C:\Windows\TEMP\D193A37C-C65A-464C-9F42-71B0F41A19E0\dismhost.exe {3F73A32F-2DFC-47B7-BEAA-CCECC5B980F5}</p><p>Signer: Microsoft Corporation</p><p>Parent Signer:</p><p>User/Domain: SYSTEM/NT AUTHORITY</p><p>System File: False</p><p>Parent System File: True</p><p>Integrity Level: System</p><p>Parent Integrity Level: System</p></blockquote><p></p>
[QUOTE="l0rdraiden, post: 732214, member: 64677"] [USER=68429]@NoVirusThanks[/USER] More FP's after installing updates on windows server 2016, the problem is that the probably dimhost tries to execute after the block under a different process so the manual whitelist after the alert is useless [LIST] [*][%PROCESS%: C:\Windows\Temp\F5FBA037-9593-4675-BCED-C26C7C05B870\DismHost.exe] [%PROCESSCMDLINE%: C:\Windows\TEMP\F5FBA037-9593-4675-BCED-C26C7C05B870\dismhost.exe {A5DA863C-DB44-4683-A77B-FE00167ED919}] [%FILESIGNER%: Microsoft Corporation] [%PARENTPROCESS%: C:\Windows\System32\wbem\WmiPrvSE.exe] [*][%PROCESS%: C:\Windows\Temp\F2FA2996-6B04-4B9C-AA7D-DF43F2CEBD83\DismHost.exe] [%PROCESSCMDLINE%: C:\Windows\TEMP\F2FA2996-6B04-4B9C-AA7D-DF43F2CEBD83\dismhost.exe {48BF688B-C04B-42F3-8578-0AB249F07E7E}] [%FILESIGNER%: Microsoft Corporation] [%PARENTPROCESS%: C:\Windows\System32\wbem\WmiPrvSE.exe] [*][%PROCESS%: C:\Windows\Temp\30B925C1-3E4C-48AB-9575-516DA1CD3800\DismHost.exe] [%PROCESSCMDLINE%: C:\Windows\TEMP\30B925C1-3E4C-48AB-9575-516DA1CD3800\dismhost.exe {16D0CE06-8F82-44F8-BE3D-20E05A5BE215}] [%FILESIGNER%: Microsoft Corporation] [%PARENTPROCESS%: C:\Windows\System32\wbem\WmiPrvSE.exe] [*][%PROCESS%: C:\Windows\Temp\B4D503C8-46CC-4A06-A131-EE5CBC5A041F\DismHost.exe] [%PROCESSCMDLINE%: C:\Windows\TEMP\B4D503C8-46CC-4A06-A131-EE5CBC5A041F\dismhost.exe {6CE46AC6-6F97-4CA2-B66C-91DE70838AC5}] [%FILESIGNER%: Microsoft Corporation] [%PARENTPROCESS%: C:\Windows\System32\wbem\WmiPrvSE.exe] [/LIST] LOG Date/Time: 01/05/2018 9:12:13 Process: [5768]C:\Windows\Temp\B4D503C8-46CC-4A06-A131-EE5CBC5A041F\DismHost.exe Process MD5 Hash: 418299F70B35752CB048ED773C59002E Parent: [5104]C:\Windows\System32\wbem\WmiPrvSE.exe Rule: AntiExploitWMIProviderHost Rule Name: (Anti-Exploit) Protect WMI Provider Host Command Line: C:\Windows\TEMP\B4D503C8-46CC-4A06-A131-EE5CBC5A041F\dismhost.exe {6CE46AC6-6F97-4CA2-B66C-91DE70838AC5} Signer: Microsoft Corporation Parent Signer: User/Domain: SYSTEM/NT AUTHORITY System File: False Parent System File: True Integrity Level: System Parent Integrity Level: System Date/Time: 01/05/2018 9:11:07 Process: [5328]C:\Windows\Temp\30B925C1-3E4C-48AB-9575-516DA1CD3800\DismHost.exe Process MD5 Hash: 418299F70B35752CB048ED773C59002E Parent: [5104]C:\Windows\System32\wbem\WmiPrvSE.exe Rule: AntiExploitWMIProviderHost Rule Name: (Anti-Exploit) Protect WMI Provider Host Command Line: C:\Windows\TEMP\30B925C1-3E4C-48AB-9575-516DA1CD3800\dismhost.exe {16D0CE06-8F82-44F8-BE3D-20E05A5BE215} Signer: Microsoft Corporation Parent Signer: User/Domain: SYSTEM/NT AUTHORITY System File: False Parent System File: True Integrity Level: System Parent Integrity Level: System Date/Time: 01/05/2018 9:10:01 Process: [5944]C:\Windows\Temp\6F145D6E-B1DD-4E47-A7D5-92FCB44156A0\DismHost.exe Process MD5 Hash: 418299F70B35752CB048ED773C59002E Parent: [5104]C:\Windows\System32\wbem\WmiPrvSE.exe Rule: AntiExploitWMIProviderHost Rule Name: (Anti-Exploit) Protect WMI Provider Host Command Line: C:\Windows\TEMP\6F145D6E-B1DD-4E47-A7D5-92FCB44156A0\dismhost.exe {4FE3045D-920E-4744-AC04-5C249525BDC7} Signer: Microsoft Corporation Parent Signer: User/Domain: SYSTEM/NT AUTHORITY System File: False Parent System File: True Integrity Level: System Parent Integrity Level: System Date/Time: 01/05/2018 9:08:56 Process: [4996]C:\Windows\Temp\D193A37C-C65A-464C-9F42-71B0F41A19E0\DismHost.exe Process MD5 Hash: 418299F70B35752CB048ED773C59002E Parent: [5104]C:\Windows\System32\wbem\WmiPrvSE.exe Rule: AntiExploitWMIProviderHost Rule Name: (Anti-Exploit) Protect WMI Provider Host Command Line: C:\Windows\TEMP\D193A37C-C65A-464C-9F42-71B0F41A19E0\dismhost.exe {3F73A32F-2DFC-47B7-BEAA-CCECC5B980F5} Signer: Microsoft Corporation Parent Signer: User/Domain: SYSTEM/NT AUTHORITY System File: False Parent System File: True Integrity Level: System Parent Integrity Level: System [/QUOTE]
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