Analysis Overview
SHA256
4bfcba248d79dfd6c2cba52d7c9ee18842f007bfa0e3ba99ababacb4794e8c6e
Threat Level: Known bad
The file 4bfcba248d79dfd6c2cba52d7c9ee18842f007bfa0e3ba99ababacb4794e8c6e.exe was found to be: Known bad.
Malicious Activity Summary
NanoCore
Nanocore family
Adds Run key to start application
Checks whether UAC is enabled
Drops file in Program Files directory
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-12 01:08
Signatures
Nanocore family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-12 01:08
Reported
2024-08-12 01:11
Platform
win10v2004-20240802-en
Max time kernel
139s
Max time network
152s
Command Line
Signatures
NanoCore
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\DPI Service = "C:\\Program Files (x86)\\DPI Service\\dpisv.exe" | C:\Users\Admin\AppData\Local\Temp\4bfcba248d79dfd6c2cba52d7c9ee18842f007bfa0e3ba99ababacb4794e8c6e.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\4bfcba248d79dfd6c2cba52d7c9ee18842f007bfa0e3ba99ababacb4794e8c6e.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files (x86)\DPI Service\dpisv.exe | C:\Users\Admin\AppData\Local\Temp\4bfcba248d79dfd6c2cba52d7c9ee18842f007bfa0e3ba99ababacb4794e8c6e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\DPI Service\dpisv.exe | C:\Users\Admin\AppData\Local\Temp\4bfcba248d79dfd6c2cba52d7c9ee18842f007bfa0e3ba99ababacb4794e8c6e.exe | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\4bfcba248d79dfd6c2cba52d7c9ee18842f007bfa0e3ba99ababacb4794e8c6e.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4bfcba248d79dfd6c2cba52d7c9ee18842f007bfa0e3ba99ababacb4794e8c6e.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\4bfcba248d79dfd6c2cba52d7c9ee18842f007bfa0e3ba99ababacb4794e8c6e.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\4bfcba248d79dfd6c2cba52d7c9ee18842f007bfa0e3ba99ababacb4794e8c6e.exe
"C:\Users\Admin\AppData\Local\Temp\4bfcba248d79dfd6c2cba52d7c9ee18842f007bfa0e3ba99ababacb4794e8c6e.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 74.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| NL | 91.92.240.41:7575 | tcp | |
| US | 8.8.8.8:53 | 41.240.92.91.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 25.140.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
Files
memory/4568-0-0x0000000074C82000-0x0000000074C83000-memory.dmp
memory/4568-1-0x0000000074C80000-0x0000000075231000-memory.dmp
memory/4568-2-0x0000000074C80000-0x0000000075231000-memory.dmp
memory/4568-5-0x0000000074C80000-0x0000000075231000-memory.dmp
memory/4568-8-0x0000000074C82000-0x0000000074C83000-memory.dmp
memory/4568-9-0x0000000074C80000-0x0000000075231000-memory.dmp
memory/4568-10-0x0000000074C80000-0x0000000075231000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-12 01:08
Reported
2024-08-12 01:11
Platform
win7-20240708-en
Max time kernel
118s
Max time network
149s
Command Line
Signatures
NanoCore
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\PCI Manager = "C:\\Program Files (x86)\\PCI Manager\\pcimgr.exe" | C:\Users\Admin\AppData\Local\Temp\4bfcba248d79dfd6c2cba52d7c9ee18842f007bfa0e3ba99ababacb4794e8c6e.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\4bfcba248d79dfd6c2cba52d7c9ee18842f007bfa0e3ba99ababacb4794e8c6e.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files (x86)\PCI Manager\pcimgr.exe | C:\Users\Admin\AppData\Local\Temp\4bfcba248d79dfd6c2cba52d7c9ee18842f007bfa0e3ba99ababacb4794e8c6e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\PCI Manager\pcimgr.exe | C:\Users\Admin\AppData\Local\Temp\4bfcba248d79dfd6c2cba52d7c9ee18842f007bfa0e3ba99ababacb4794e8c6e.exe | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\4bfcba248d79dfd6c2cba52d7c9ee18842f007bfa0e3ba99ababacb4794e8c6e.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4bfcba248d79dfd6c2cba52d7c9ee18842f007bfa0e3ba99ababacb4794e8c6e.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\4bfcba248d79dfd6c2cba52d7c9ee18842f007bfa0e3ba99ababacb4794e8c6e.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\4bfcba248d79dfd6c2cba52d7c9ee18842f007bfa0e3ba99ababacb4794e8c6e.exe
"C:\Users\Admin\AppData\Local\Temp\4bfcba248d79dfd6c2cba52d7c9ee18842f007bfa0e3ba99ababacb4794e8c6e.exe"
Network
| Country | Destination | Domain | Proto |
| NL | 91.92.240.41:7575 | tcp |
Files
memory/1452-0-0x00000000743B1000-0x00000000743B2000-memory.dmp
memory/1452-1-0x00000000743B0000-0x000000007495B000-memory.dmp
memory/1452-2-0x00000000743B0000-0x000000007495B000-memory.dmp
memory/1452-7-0x00000000743B0000-0x000000007495B000-memory.dmp