Analysis Overview
SHA256
1d9af7c6da48e00d634679c064d4ec726c1feb303b2032bd2034c0e5a4626a86
Threat Level: Likely malicious
The file SeroXen.exe was found to be: Likely malicious.
Malicious Activity Summary
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Themida packer
Checks computer location settings
Loads dropped DLL
Obfuscated with Agile.Net obfuscator
Checks BIOS information in registry
Checks whether UAC is enabled
Suspicious use of NtSetInformationThreadHideFromDebugger
Enumerates physical storage devices
Unsigned PE
System Network Configuration Discovery: Internet Connection Discovery
Runs ping.exe
Kills process with taskkill
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-25 14:05
Signatures
Obfuscated with Agile.Net obfuscator
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-25 14:05
Reported
2024-08-25 14:07
Platform
win10v2004-20240802-en
Max time kernel
139s
Max time network
144s
Command Line
Signatures
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\SeroXen.exe | N/A |
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | C:\Users\Admin\AppData\Local\Temp\SeroXen.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\SeroXen.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\SeroXen.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\SeroXen.exe | N/A |
Obfuscated with Agile.Net obfuscator
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Themida packer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | 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\SeroXen.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\SeroXen.exe | N/A |
Enumerates physical storage devices
System Network Configuration Discovery: Internet Connection Discovery
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\cmd.exe | N/A |
| N/A | N/A | C:\Windows\system32\PING.EXE | N/A |
Kills process with taskkill
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\taskkill.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskkill.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskkill.exe | N/A |
Runs ping.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\PING.EXE | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\taskkill.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\taskkill.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\taskkill.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\SeroXen.exe
"C:\Users\Admin\AppData\Local\Temp\SeroXen.exe"
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /C ping 127.0.0.1 -n 4 > nul & taskill /F /IM "SeroXen.exe" & taskill /F /IM "SeroXen HWID Reset.exe" & taskill /F /IM "SeroXen Toolkit.exe" & rmdir /s /q %userprofile%\AppData\Local\SeroXen & rmdir /s /q %userprofile%\AppData\Local\SeroXen & del /f %userprofile%\Desktop\SeroXen.lnk & taskkill /F /IM "SeroXen.exe" & taskkill /F /IM "SeroXen HWID Reset.exe" & taskkill /F /IM "SeroXen Toolkit.exe" & rmdir /s /q "C:\Users\Admin\AppData\Local\Temp" & rmdir /s /q "C:\Users\Admin\AppData\Local\Temp" & exit
C:\Windows\system32\PING.EXE
ping 127.0.0.1 -n 4
C:\Windows\system32\taskkill.exe
taskkill /F /IM "SeroXen.exe"
C:\Windows\system32\taskkill.exe
taskkill /F /IM "SeroXen HWID Reset.exe"
C:\Windows\system32\taskkill.exe
taskkill /F /IM "SeroXen Toolkit.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
Files
memory/1700-0-0x00007FFACED13000-0x00007FFACED15000-memory.dmp
memory/1700-1-0x00000246304D0000-0x0000024630A52000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\49979061-04bb-41a9-8625-de2d15652f02\AgileDotNetRT64.dll
| MD5 | e3bd88b3c3e9b33dfa72c814f8826cff |
| SHA1 | 6d220c9eb7ee695f2b9dec261941bed59cac15e4 |
| SHA256 | 28e9458a43e5d86a341590eaa83d0da18c29fce81f2383d84bda484e049a1796 |
| SHA512 | fcb7e384b5bda0f810c4b6190a991bd066eedfc8fc97af9837cda1ba480385c8bc09bd703c1029f9d8d8a3eea3dbc03af97b014b4713a4ceea6ad6ae85b3b6e9 |
memory/1700-9-0x00007FFACED10000-0x00007FFACF7D1000-memory.dmp
memory/1700-8-0x00007FFACC230000-0x00007FFACCA8F000-memory.dmp
memory/1700-10-0x00007FFADE5B0000-0x00007FFADE6FE000-memory.dmp
memory/1700-11-0x000002464AFE0000-0x000002464B01C000-memory.dmp
memory/1700-13-0x00007FFACC230000-0x00007FFACCA8F000-memory.dmp
memory/1700-12-0x000002464B020000-0x000002464B05E000-memory.dmp
memory/1700-14-0x00007FFACED10000-0x00007FFACF7D1000-memory.dmp
memory/1700-15-0x00007FFACED13000-0x00007FFACED15000-memory.dmp
memory/1700-16-0x00007FFACED10000-0x00007FFACF7D1000-memory.dmp
memory/1700-18-0x000002464B480000-0x000002464B629000-memory.dmp
memory/1700-17-0x00007FFACC230000-0x00007FFACCA8F000-memory.dmp
memory/1700-22-0x000002464B480000-0x000002464B629000-memory.dmp
memory/1700-21-0x00007FFACC230000-0x00007FFACCA8F000-memory.dmp
memory/1700-23-0x00007FFACED10000-0x00007FFACF7D1000-memory.dmp
memory/1700-25-0x000002464B480000-0x000002464B629000-memory.dmp
memory/1700-24-0x00007FFACC230000-0x00007FFACCA8F000-memory.dmp
memory/1700-26-0x00007FFACED10000-0x00007FFACF7D1000-memory.dmp
memory/1700-27-0x00007FFACED10000-0x00007FFACF7D1000-memory.dmp
memory/1700-30-0x000002464B480000-0x000002464B629000-memory.dmp
memory/1700-31-0x00007FFACC230000-0x00007FFACCA8F000-memory.dmp
memory/1700-32-0x00007FFACED10000-0x00007FFACF7D1000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-25 14:05
Reported
2024-08-25 14:07
Platform
win11-20240802-en
Max time kernel
146s
Max time network
151s
Command Line
Signatures
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\SeroXen.exe | N/A |
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | C:\Users\Admin\AppData\Local\Temp\SeroXen.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\SeroXen.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\SeroXen.exe | N/A |
Obfuscated with Agile.Net obfuscator
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Themida packer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | 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\SeroXen.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\SeroXen.exe | N/A |
Enumerates physical storage devices
Processes
C:\Users\Admin\AppData\Local\Temp\SeroXen.exe
"C:\Users\Admin\AppData\Local\Temp\SeroXen.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
Files
memory/1204-0-0x00007FFF796A3000-0x00007FFF796A5000-memory.dmp
memory/1204-1-0x0000019E39A60000-0x0000019E39FE2000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\49979061-04bb-41a9-8625-de2d15652f02\AgileDotNetRT64.dll
| MD5 | e3bd88b3c3e9b33dfa72c814f8826cff |
| SHA1 | 6d220c9eb7ee695f2b9dec261941bed59cac15e4 |
| SHA256 | 28e9458a43e5d86a341590eaa83d0da18c29fce81f2383d84bda484e049a1796 |
| SHA512 | fcb7e384b5bda0f810c4b6190a991bd066eedfc8fc97af9837cda1ba480385c8bc09bd703c1029f9d8d8a3eea3dbc03af97b014b4713a4ceea6ad6ae85b3b6e9 |
memory/1204-8-0x00007FFF796A0000-0x00007FFF7A162000-memory.dmp
memory/1204-9-0x00007FFF76BC0000-0x00007FFF7741F000-memory.dmp
memory/1204-11-0x00007FFF796A0000-0x00007FFF7A162000-memory.dmp
memory/1204-13-0x0000019E549F0000-0x0000019E54A2E000-memory.dmp
memory/1204-12-0x0000019E549B0000-0x0000019E549EC000-memory.dmp
memory/1204-10-0x00007FFF8AA90000-0x00007FFF8ABDF000-memory.dmp
memory/1204-14-0x00007FFF796A0000-0x00007FFF7A162000-memory.dmp
memory/1204-15-0x00007FFF796A0000-0x00007FFF7A162000-memory.dmp
memory/1204-16-0x00007FFF796A3000-0x00007FFF796A5000-memory.dmp
memory/1204-18-0x00007FFF76BC0000-0x00007FFF7741F000-memory.dmp
memory/1204-20-0x00007FFF76BC0000-0x00007FFF7741F000-memory.dmp
memory/1204-22-0x00007FFF76BC0000-0x00007FFF7741F000-memory.dmp
memory/1204-23-0x00007FFF796A0000-0x00007FFF7A162000-memory.dmp
memory/1204-24-0x00007FFF76BC0000-0x00007FFF7741F000-memory.dmp
memory/1204-25-0x00007FFF796A0000-0x00007FFF7A162000-memory.dmp
memory/1204-28-0x00007FFF76BC0000-0x00007FFF7741F000-memory.dmp
memory/1204-33-0x00007FFF76BC0000-0x00007FFF7741F000-memory.dmp