Analysis Overview
SHA256
534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311
Threat Level: Known bad
The file 534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311 was found to be: Known bad.
Malicious Activity Summary
Banload
Checks BIOS information in registry
Registers COM server for autorun
Unsigned PE
Modifies registry class
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-10-14 00:19
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-10-14 00:19
Reported
2023-10-14 12:04
Platform
win7-20230831-en
Max time kernel
119s
Max time network
131s
Command Line
Signatures
Banload
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | C:\Users\Admin\AppData\Local\Temp\534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate | C:\Users\Admin\AppData\Local\Temp\534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe | N/A |
Registers COM server for autorun
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{E2C3B146-104F-E6F5-3F67-86BEA3A30410}\InprocServer32\ = "C:\\Program Files\\Microsoft Office\\Office14\\OLKFSTUB.DLL" | C:\Users\Admin\AppData\Local\Temp\534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{E2C3B146-104F-E6F5-3F67-86BEA3A30410}\InprocServer32\ThreadingModel = "Apartment" | C:\Users\Admin\AppData\Local\Temp\534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{E2C3B146-104F-E6F5-3F67-86BEA3A30410}\InprocServer32 | C:\Users\Admin\AppData\Local\Temp\534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{E2C3B146-104F-E6F5-3F67-86BEA3A30410} | C:\Users\Admin\AppData\Local\Temp\534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{E2C3B146-104F-E6F5-3F67-86BEA3A30410}\InprocServer32 | C:\Users\Admin\AppData\Local\Temp\534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{E2C3B146-104F-E6F5-3F67-86BEA3A30410}\InprocServer32\ = "C:\\Program Files\\Microsoft Office\\Office14\\OLKFSTUB.DLL" | C:\Users\Admin\AppData\Local\Temp\534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{E2C3B146-104F-E6F5-3F67-86BEA3A30410}\InprocServer32\ThreadingModel = "Apartment" | C:\Users\Admin\AppData\Local\Temp\534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: 33 | N/A | C:\Users\Admin\AppData\Local\Temp\534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe
"C:\Users\Admin\AppData\Local\Temp\534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe"
Network
Files
memory/2460-0-0x0000000002380000-0x000000000256A000-memory.dmp
memory/2460-7-0x0000000002380000-0x000000000256A000-memory.dmp
memory/2460-12-0x0000000140000000-0x00000001402C8000-memory.dmp
memory/2460-13-0x0000000140000000-0x00000001402C8000-memory.dmp
memory/2460-14-0x0000000002380000-0x000000000256A000-memory.dmp
memory/2460-16-0x0000000001CC0000-0x0000000001CC1000-memory.dmp
memory/2460-17-0x0000000002380000-0x000000000256A000-memory.dmp
memory/2460-19-0x0000000140000000-0x00000001402C8000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-10-14 00:19
Reported
2023-10-14 12:04
Platform
win10v2004-20230915-en
Max time kernel
176s
Max time network
183s
Command Line
Signatures
Banload
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | C:\Users\Admin\AppData\Local\Temp\534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate | C:\Users\Admin\AppData\Local\Temp\534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe | N/A |
Registers COM server for autorun
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{E2C3B146-104F-E6F5-3F67-86BEA3A30410}\InProcServer32\ = "%SystemRoot%\\system32\\twinui.pcshell.dll" | C:\Users\Admin\AppData\Local\Temp\534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{E2C3B146-104F-E6F5-3F67-86BEA3A30410}\InProcServer32\ThreadingModel = "Apartment" | C:\Users\Admin\AppData\Local\Temp\534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{E2C3B146-104F-E6F5-3F67-86BEA3A30410}\InProcServer32 | C:\Users\Admin\AppData\Local\Temp\534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{E2C3B146-104F-E6F5-3F67-86BEA3A30410} | C:\Users\Admin\AppData\Local\Temp\534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{E2C3B146-104F-E6F5-3F67-86BEA3A30410}\ = "Per Monitor Shell Positioner Manager" | C:\Users\Admin\AppData\Local\Temp\534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{E2C3B146-104F-E6F5-3F67-86BEA3A30410}\InProcServer32 | C:\Users\Admin\AppData\Local\Temp\534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{E2C3B146-104F-E6F5-3F67-86BEA3A30410}\InProcServer32\ = "%SystemRoot%\\system32\\twinui.pcshell.dll" | C:\Users\Admin\AppData\Local\Temp\534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{E2C3B146-104F-E6F5-3F67-86BEA3A30410}\InProcServer32\ThreadingModel = "Apartment" | C:\Users\Admin\AppData\Local\Temp\534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: 33 | N/A | C:\Users\Admin\AppData\Local\Temp\534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe
"C:\Users\Admin\AppData\Local\Temp\534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 158.240.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 126.177.238.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 69.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 108.211.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 146.78.124.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.81.57.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 54.120.234.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 126.23.238.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 135.1.85.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 119.110.54.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 163.252.72.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 8.3.197.209.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.81.21.72.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 252.15.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 254.178.238.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.57.101.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.160.190.20.in-addr.arpa | udp |
Files
memory/1476-0-0x0000000002740000-0x000000000292A000-memory.dmp
memory/1476-7-0x0000000002740000-0x000000000292A000-memory.dmp
memory/1476-12-0x0000000140000000-0x00000001402C8000-memory.dmp
memory/1476-13-0x0000000140000000-0x00000001402C8000-memory.dmp
memory/1476-14-0x0000000002740000-0x000000000292A000-memory.dmp
memory/1476-16-0x0000000002490000-0x0000000002491000-memory.dmp
memory/1476-17-0x0000000002740000-0x000000000292A000-memory.dmp
memory/1476-19-0x0000000140000000-0x00000001402C8000-memory.dmp