Analysis Overview
SHA256
fda373f32ac00a6d88ffb7ccfac41df243b8b6e42234d22b90b97cf385d70010
Threat Level: Known bad
The file 5be9acaebf27218731ef9bfca990b9f0_NEAS was found to be: Known bad.
Malicious Activity Summary
Modifies visiblity of hidden/system files in Explorer
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Checks BIOS information in registry
Loads dropped DLL
Executes dropped EXE
Writes to the Master Boot Record (MBR)
Checks whether UAC is enabled
Adds Run key to start application
Drops file in System32 directory
Suspicious use of NtSetInformationThreadHideFromDebugger
Drops file in Windows directory
Unsigned PE
Creates scheduled task(s)
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-07 03:30
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-07 03:30
Reported
2024-05-07 03:33
Platform
win7-20240220-en
Max time kernel
150s
Max time network
120s
Command Line
Signatures
Modifies visiblity of hidden/system files in Explorer
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" | \??\c:\windows\resources\themes\explorer.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" | \??\c:\windows\resources\svchost.exe | N/A |
Identifies VirtualBox via ACPI registry values (likely anti-VM)
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ | C:\Users\Admin\AppData\Local\Temp\5be9acaebf27218731ef9bfca990b9f0_NEAS.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ | \??\c:\windows\resources\themes\explorer.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ | \??\c:\windows\resources\spoolsv.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ | \??\c:\windows\resources\svchost.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ | \??\c:\windows\resources\spoolsv.exe | N/A |
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | \??\c:\windows\resources\svchost.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | \??\c:\windows\resources\svchost.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | \??\c:\windows\resources\spoolsv.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | C:\Users\Admin\AppData\Local\Temp\5be9acaebf27218731ef9bfca990b9f0_NEAS.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\5be9acaebf27218731ef9bfca990b9f0_NEAS.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | \??\c:\windows\resources\themes\explorer.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | \??\c:\windows\resources\spoolsv.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | \??\c:\windows\resources\spoolsv.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | \??\c:\windows\resources\themes\explorer.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | \??\c:\windows\resources\spoolsv.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | \??\c:\windows\resources\themes\explorer.exe | N/A |
| N/A | N/A | \??\c:\windows\resources\spoolsv.exe | N/A |
| N/A | N/A | \??\c:\windows\resources\svchost.exe | N/A |
| N/A | N/A | \??\c:\windows\resources\spoolsv.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\5be9acaebf27218731ef9bfca990b9f0_NEAS.exe | N/A |
| N/A | N/A | \??\c:\windows\resources\themes\explorer.exe | N/A |
| N/A | N/A | \??\c:\windows\resources\spoolsv.exe | N/A |
| N/A | N/A | \??\c:\windows\resources\svchost.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Svchost = "c:\\windows\\resources\\svchost.exe RO" | \??\c:\windows\resources\svchost.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Explorer = "c:\\windows\\resources\\themes\\explorer.exe RO" | \??\c:\windows\resources\themes\explorer.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Svchost = "c:\\windows\\resources\\svchost.exe RO" | \??\c:\windows\resources\themes\explorer.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Explorer = "c:\\windows\\resources\\themes\\explorer.exe RO" | \??\c:\windows\resources\svchost.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | \??\c:\windows\resources\spoolsv.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\Temp\5be9acaebf27218731ef9bfca990b9f0_NEAS.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | \??\c:\windows\resources\themes\explorer.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | \??\c:\windows\resources\spoolsv.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | \??\c:\windows\resources\svchost.exe | N/A |
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PhysicalDrive0 | \??\c:\windows\resources\spoolsv.exe | N/A |
| File opened for modification | \??\PhysicalDrive0 | \??\c:\windows\resources\svchost.exe | N/A |
| File opened for modification | \??\PhysicalDrive0 | \??\c:\windows\resources\spoolsv.exe | N/A |
| File opened for modification | \??\PhysicalDrive0 | C:\Users\Admin\AppData\Local\Temp\5be9acaebf27218731ef9bfca990b9f0_NEAS.exe | N/A |
| File opened for modification | \??\PhysicalDrive0 | \??\c:\windows\resources\themes\explorer.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\explorer.exe | \??\c:\windows\resources\themes\explorer.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\explorer.exe | \??\c:\windows\resources\svchost.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\5be9acaebf27218731ef9bfca990b9f0_NEAS.exe | N/A |
| N/A | N/A | \??\c:\windows\resources\themes\explorer.exe | N/A |
| N/A | N/A | \??\c:\windows\resources\spoolsv.exe | N/A |
| N/A | N/A | \??\c:\windows\resources\svchost.exe | N/A |
| N/A | N/A | \??\c:\windows\resources\spoolsv.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | \??\c:\windows\resources\themes\explorer.exe | C:\Users\Admin\AppData\Local\Temp\5be9acaebf27218731ef9bfca990b9f0_NEAS.exe | N/A |
| File opened for modification | \??\c:\windows\resources\spoolsv.exe | \??\c:\windows\resources\themes\explorer.exe | N/A |
| File opened for modification | \??\c:\windows\resources\svchost.exe | \??\c:\windows\resources\spoolsv.exe | N/A |
| File opened for modification | C:\Windows\Resources\tjud.exe | \??\c:\windows\resources\themes\explorer.exe | N/A |
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | \??\c:\windows\resources\themes\explorer.exe | N/A |
| N/A | N/A | \??\c:\windows\resources\svchost.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\5be9acaebf27218731ef9bfca990b9f0_NEAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\5be9acaebf27218731ef9bfca990b9f0_NEAS.exe | N/A |
| N/A | N/A | \??\c:\windows\resources\themes\explorer.exe | N/A |
| N/A | N/A | \??\c:\windows\resources\themes\explorer.exe | N/A |
| N/A | N/A | \??\c:\windows\resources\spoolsv.exe | N/A |
| N/A | N/A | \??\c:\windows\resources\spoolsv.exe | N/A |
| N/A | N/A | \??\c:\windows\resources\svchost.exe | N/A |
| N/A | N/A | \??\c:\windows\resources\svchost.exe | N/A |
| N/A | N/A | \??\c:\windows\resources\spoolsv.exe | N/A |
| N/A | N/A | \??\c:\windows\resources\spoolsv.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\5be9acaebf27218731ef9bfca990b9f0_NEAS.exe
"C:\Users\Admin\AppData\Local\Temp\5be9acaebf27218731ef9bfca990b9f0_NEAS.exe"
\??\c:\windows\resources\themes\explorer.exe
c:\windows\resources\themes\explorer.exe
\??\c:\windows\resources\spoolsv.exe
c:\windows\resources\spoolsv.exe SE
\??\c:\windows\resources\svchost.exe
c:\windows\resources\svchost.exe
\??\c:\windows\resources\spoolsv.exe
c:\windows\resources\spoolsv.exe PR
C:\Windows\Explorer.exe
C:\Windows\Explorer.exe
C:\Windows\SysWOW64\schtasks.exe
schtasks /create /tn "svchost" /tr "c:\windows\resources\svchost.exe" /sc daily /st 03:32 /f
C:\Windows\SysWOW64\schtasks.exe
schtasks /create /tn "svchost" /tr "c:\windows\resources\svchost.exe" /sc daily /st 03:33 /f
C:\Windows\SysWOW64\schtasks.exe
schtasks /create /tn "svchost" /tr "c:\windows\resources\svchost.exe" /sc daily /st 03:34 /f
Network
Files
memory/2192-0-0x0000000000400000-0x0000000000C23000-memory.dmp
memory/2192-1-0x00000000774F0000-0x00000000774F2000-memory.dmp
\Windows\Resources\Themes\explorer.exe
| MD5 | d265bece931d77b73b997e8f1ac5c4b9 |
| SHA1 | a20e5611e518a8356760ad9a3215ac86a817243d |
| SHA256 | 44b949869ea9596c846df4cb5993d5610affb6f04753e382bcba0dc501c291d3 |
| SHA512 | f46c15d828c2edaa527986d39d808eae509b2974b0ec1ce498d6f7251239f5fb0f3c697a279da5e005305a284923e6cfa0e7c5ce3b90c24eebd27ad5d2025137 |
memory/1972-12-0x0000000000400000-0x0000000000C23000-memory.dmp
C:\ProgramData\mntemp
| MD5 | 0f02c2e0896d526c1474a6f940945377 |
| SHA1 | ba2b111ec4bec3dc4841e48c25131c620986756f |
| SHA256 | be4e28813d7bd4309c47abeb388ce18260d5328f950b4f32be20d4d71cde3e61 |
| SHA512 | 708cb7c3cb20c82264e492b1354df96993053bcd54b2620bd4d60bf922b36d61b4548fddec3e52cf78b6fcabdfe37aabde87c58d900a7733c95e8ad3fe5fdf78 |
\Windows\Resources\spoolsv.exe
| MD5 | b6268b246a2858bbe3409449c4f0c302 |
| SHA1 | b50fcad53e4d32e8eda408945487957a5ee9b48a |
| SHA256 | 87cedfe2e0d65b631792720c416358ce0462435f0208c31f9380b6a8c0d1fc0f |
| SHA512 | 42f93ae4639ed56719c4eb5843b317213d35097750dbbde6295b651f12ce55f86674327e9a4b3656c08144ea8c43a210be95736be0df2078f82c9662d45f29c7 |
memory/1972-24-0x00000000039A0000-0x00000000041C3000-memory.dmp
memory/2240-25-0x0000000000400000-0x0000000000C23000-memory.dmp
\Windows\Resources\svchost.exe
| MD5 | dcf48dc95dd6131ce82cb4a45af34229 |
| SHA1 | 0ccd81945476c018e6781f61df5bd73a389115d0 |
| SHA256 | 4287805ebdf1e27a6957ceef8ced455af194e9445d5cfeee1ff3b785202a347c |
| SHA512 | b587afa5ac3005d0d0d1791d95899c268753316b5267fb3060f0f8c663055d532d611f53c06455b78e4dbfb038f7918543b88c786db19a567d40b63433eec37d |
memory/2240-36-0x0000000003A60000-0x0000000004283000-memory.dmp
memory/2756-37-0x0000000000400000-0x0000000000C23000-memory.dmp
memory/2192-44-0x0000000000400000-0x0000000000C23000-memory.dmp
memory/2660-45-0x0000000000400000-0x0000000000C23000-memory.dmp
memory/2660-52-0x0000000000400000-0x0000000000C23000-memory.dmp
memory/2240-51-0x0000000000400000-0x0000000000C23000-memory.dmp
memory/2192-54-0x0000000000400000-0x0000000000C23000-memory.dmp
memory/1972-55-0x0000000000400000-0x0000000000C23000-memory.dmp
memory/2756-57-0x0000000000400000-0x0000000000C23000-memory.dmp
memory/1972-58-0x00000000039A0000-0x00000000041C3000-memory.dmp
memory/1972-67-0x0000000000400000-0x0000000000C23000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-07 03:30
Reported
2024-05-07 03:33
Platform
win10v2004-20240419-en
Max time kernel
150s
Max time network
98s
Command Line
Signatures
Modifies visiblity of hidden/system files in Explorer
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" | \??\c:\windows\resources\themes\explorer.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" | \??\c:\windows\resources\svchost.exe | N/A |
Identifies VirtualBox via ACPI registry values (likely anti-VM)
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ | \??\c:\windows\resources\spoolsv.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ | \??\c:\windows\resources\svchost.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ | \??\c:\windows\resources\spoolsv.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ | C:\Users\Admin\AppData\Local\Temp\5be9acaebf27218731ef9bfca990b9f0_NEAS.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ | \??\c:\windows\resources\themes\explorer.exe | N/A |
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate | \??\c:\windows\resources\svchost.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | \??\c:\windows\resources\themes\explorer.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | \??\c:\windows\resources\themes\explorer.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | \??\c:\windows\resources\svchost.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate | \??\c:\windows\resources\spoolsv.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | \??\c:\windows\resources\spoolsv.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | \??\c:\windows\resources\spoolsv.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\5be9acaebf27218731ef9bfca990b9f0_NEAS.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate | \??\c:\windows\resources\themes\explorer.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | \??\c:\windows\resources\spoolsv.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | \??\c:\windows\resources\svchost.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate | \??\c:\windows\resources\spoolsv.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | C:\Users\Admin\AppData\Local\Temp\5be9acaebf27218731ef9bfca990b9f0_NEAS.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate | C:\Users\Admin\AppData\Local\Temp\5be9acaebf27218731ef9bfca990b9f0_NEAS.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | \??\c:\windows\resources\spoolsv.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | \??\c:\windows\resources\themes\explorer.exe | N/A |
| N/A | N/A | \??\c:\windows\resources\spoolsv.exe | N/A |
| N/A | N/A | \??\c:\windows\resources\svchost.exe | N/A |
| N/A | N/A | \??\c:\windows\resources\spoolsv.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Explorer = "c:\\windows\\resources\\themes\\explorer.exe RO" | \??\c:\windows\resources\themes\explorer.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Svchost = "c:\\windows\\resources\\svchost.exe RO" | \??\c:\windows\resources\themes\explorer.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Explorer = "c:\\windows\\resources\\themes\\explorer.exe RO" | \??\c:\windows\resources\svchost.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Svchost = "c:\\windows\\resources\\svchost.exe RO" | \??\c:\windows\resources\svchost.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\Temp\5be9acaebf27218731ef9bfca990b9f0_NEAS.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | \??\c:\windows\resources\themes\explorer.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | \??\c:\windows\resources\spoolsv.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | \??\c:\windows\resources\svchost.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | \??\c:\windows\resources\spoolsv.exe | N/A |
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PhysicalDrive0 | \??\c:\windows\resources\themes\explorer.exe | N/A |
| File opened for modification | \??\PhysicalDrive0 | \??\c:\windows\resources\spoolsv.exe | N/A |
| File opened for modification | \??\PhysicalDrive0 | \??\c:\windows\resources\svchost.exe | N/A |
| File opened for modification | \??\PhysicalDrive0 | \??\c:\windows\resources\spoolsv.exe | N/A |
| File opened for modification | \??\PhysicalDrive0 | C:\Users\Admin\AppData\Local\Temp\5be9acaebf27218731ef9bfca990b9f0_NEAS.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\explorer.exe | \??\c:\windows\resources\themes\explorer.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\explorer.exe | \??\c:\windows\resources\svchost.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\5be9acaebf27218731ef9bfca990b9f0_NEAS.exe | N/A |
| N/A | N/A | \??\c:\windows\resources\themes\explorer.exe | N/A |
| N/A | N/A | \??\c:\windows\resources\spoolsv.exe | N/A |
| N/A | N/A | \??\c:\windows\resources\svchost.exe | N/A |
| N/A | N/A | \??\c:\windows\resources\spoolsv.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | \??\c:\windows\resources\themes\explorer.exe | C:\Users\Admin\AppData\Local\Temp\5be9acaebf27218731ef9bfca990b9f0_NEAS.exe | N/A |
| File opened for modification | \??\c:\windows\resources\spoolsv.exe | \??\c:\windows\resources\themes\explorer.exe | N/A |
| File opened for modification | \??\c:\windows\resources\svchost.exe | \??\c:\windows\resources\spoolsv.exe | N/A |
| File opened for modification | C:\Windows\Resources\tjud.exe | \??\c:\windows\resources\themes\explorer.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | \??\c:\windows\resources\themes\explorer.exe | N/A |
| N/A | N/A | \??\c:\windows\resources\svchost.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\5be9acaebf27218731ef9bfca990b9f0_NEAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\5be9acaebf27218731ef9bfca990b9f0_NEAS.exe | N/A |
| N/A | N/A | \??\c:\windows\resources\themes\explorer.exe | N/A |
| N/A | N/A | \??\c:\windows\resources\themes\explorer.exe | N/A |
| N/A | N/A | \??\c:\windows\resources\spoolsv.exe | N/A |
| N/A | N/A | \??\c:\windows\resources\spoolsv.exe | N/A |
| N/A | N/A | \??\c:\windows\resources\svchost.exe | N/A |
| N/A | N/A | \??\c:\windows\resources\svchost.exe | N/A |
| N/A | N/A | \??\c:\windows\resources\spoolsv.exe | N/A |
| N/A | N/A | \??\c:\windows\resources\spoolsv.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\5be9acaebf27218731ef9bfca990b9f0_NEAS.exe
"C:\Users\Admin\AppData\Local\Temp\5be9acaebf27218731ef9bfca990b9f0_NEAS.exe"
\??\c:\windows\resources\themes\explorer.exe
c:\windows\resources\themes\explorer.exe
\??\c:\windows\resources\spoolsv.exe
c:\windows\resources\spoolsv.exe SE
\??\c:\windows\resources\svchost.exe
c:\windows\resources\svchost.exe
\??\c:\windows\resources\spoolsv.exe
c:\windows\resources\spoolsv.exe PR
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 77.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| NL | 23.62.61.97:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 97.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.251.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
Files
memory/908-0-0x0000000000400000-0x0000000000C23000-memory.dmp
memory/908-1-0x00000000778E4000-0x00000000778E6000-memory.dmp
C:\Windows\Resources\Themes\explorer.exe
| MD5 | 139178e392b2602875ab8ce4af7488ac |
| SHA1 | 179287f8fcce04b4c2e5686caee81a3e4d7b790f |
| SHA256 | 5b962906bd37088b17c8110499e86dc46503ebf402526377c43a30e625e06e35 |
| SHA512 | 4589625c8559b7aae3e5d62c093e1024e637adfa7f47add2450afe889ebc213acec465cf0adf85c61e3027665a81deb1485a843c03d000777f9c68c10248e932 |
memory/4124-11-0x0000000000400000-0x0000000000C23000-memory.dmp
C:\ProgramData\mntemp
| MD5 | 54fd8ae71831d9afc54c3b3a9cad01e8 |
| SHA1 | c8cd04c1fd27990aaaf98c16d28d9fddaa61beb5 |
| SHA256 | 143ac77670384287b780c744a95ce45e95b28747cdc93a75069be8ffb8da2962 |
| SHA512 | de6fb3af41c9b3831625935c29998f106bd9361edb13a1b9ce02f5295298b17771e9bf01dec7ca749ff00b517de9e6ea77935185c1081a1795cbf0e69af17f40 |
C:\Windows\Resources\spoolsv.exe
| MD5 | 33f2c816df6345bfb2ededf64fb3b7a0 |
| SHA1 | d768448c2fe5346d371abdaca7006b8bd147a3e9 |
| SHA256 | 4dfafc3b98726572e892f994062133d333dd61de7fb1fee7be1b0651d1c46dc3 |
| SHA512 | bec0d495ed66d57c189aa5cb6615fa818369b0f3969109e27232a80581b3681e5bc01b4c158f547f9fe82127e8cae71a04a9e83d30754253e69e436346da3c62 |
memory/3256-21-0x0000000000400000-0x0000000000C23000-memory.dmp
C:\Windows\Resources\svchost.exe
| MD5 | 6cbdf3dc3924066e9f1f40ecd80d6e48 |
| SHA1 | b0652f24d44baf5deb9ff47a24ad6ca9443d58f9 |
| SHA256 | 147d8eade5540ac3ed9826a218252b8f24f16c721295b0ecf48edf7f005714d3 |
| SHA512 | 7ec3e0bdaaf3f29ab5d786380155679824275eb7d028899d7402707820d0fea257badba8410ca7365a5bb27d1b3cff64a0683eea9f18cd490fcb8b07fada7f44 |
memory/4808-34-0x0000000000400000-0x0000000000C23000-memory.dmp
memory/4808-38-0x0000000000400000-0x0000000000C23000-memory.dmp
memory/3256-41-0x0000000000400000-0x0000000000C23000-memory.dmp
memory/908-40-0x0000000000400000-0x0000000000C23000-memory.dmp
memory/4124-42-0x0000000000400000-0x0000000000C23000-memory.dmp
memory/5108-43-0x0000000000400000-0x0000000000C23000-memory.dmp
memory/4124-54-0x0000000000400000-0x0000000000C23000-memory.dmp