Analysis Overview
SHA256
2021bf97c6d6a200867c82fe27f31a4e01961e7efb8bd0fe4d857467f5ca3542
Threat Level: Known bad
The file Client-built.exe was found to be: Known bad.
Malicious Activity Summary
Quasar family
Quasar RAT
Quasar payload
Enumerates physical storage devices
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-11-30 02:43
Signatures
Quasar family
Quasar payload
| 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: behavioral2
Detonation Overview
Submitted
2023-11-30 02:43
Reported
2023-11-30 02:45
Platform
win10v2004-20231127-en
Max time kernel
150s
Max time network
154s
Command Line
Signatures
Quasar RAT
Quasar payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Client-built.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Client-built.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Client-built.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\Client-built.exe
"C:\Users\Admin\AppData\Local\Temp\Client-built.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 | 76.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 1.202.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | rattata.ddns.net | udp |
| US | 98.246.130.132:4782 | rattata.ddns.net | tcp |
| US | 8.8.8.8:53 | 39.142.81.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 98.246.130.132:4782 | rattata.ddns.net | tcp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 138.175.53.84.in-addr.arpa | udp |
| US | 98.246.130.132:4782 | rattata.ddns.net | tcp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | rattata.ddns.net | udp |
| US | 98.246.130.132:4782 | rattata.ddns.net | tcp |
| US | 8.8.8.8:53 | 23.236.111.52.in-addr.arpa | udp |
| US | 98.246.130.132:4782 | rattata.ddns.net | tcp |
| US | 98.246.130.132:4782 | rattata.ddns.net | tcp |
| US | 8.8.8.8:53 | 23.173.189.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | rattata.ddns.net | udp |
| US | 98.246.130.132:4782 | rattata.ddns.net | tcp |
Files
memory/2452-0-0x0000000000300000-0x0000000000624000-memory.dmp
memory/2452-1-0x00007FF9CDAF0000-0x00007FF9CE5B1000-memory.dmp
memory/2452-2-0x00000000026D0000-0x00000000026E0000-memory.dmp
memory/2452-3-0x000000001BD20000-0x000000001BD70000-memory.dmp
memory/2452-4-0x000000001BE30000-0x000000001BEE2000-memory.dmp
memory/2452-5-0x00007FF9CDAF0000-0x00007FF9CE5B1000-memory.dmp
memory/2452-6-0x00000000026D0000-0x00000000026E0000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2023-11-30 02:43
Reported
2023-11-30 02:45
Platform
win7-20231023-en
Max time kernel
128s
Max time network
141s
Command Line
Signatures
Quasar RAT
Quasar payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Client-built.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Client-built.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Client-built.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\Client-built.exe
"C:\Users\Admin\AppData\Local\Temp\Client-built.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | rattata.ddns.net | udp |
| US | 98.246.130.132:4782 | rattata.ddns.net | tcp |
| US | 98.246.130.132:4782 | rattata.ddns.net | tcp |
| US | 98.246.130.132:4782 | rattata.ddns.net | tcp |
| US | 8.8.8.8:53 | rattata.ddns.net | udp |
| US | 98.246.130.132:4782 | rattata.ddns.net | tcp |
| US | 98.246.130.132:4782 | rattata.ddns.net | tcp |
| US | 98.246.130.132:4782 | rattata.ddns.net | tcp |
Files
memory/2340-0-0x0000000000B40000-0x0000000000E64000-memory.dmp
memory/2340-1-0x000007FEF5380000-0x000007FEF5D6C000-memory.dmp
memory/2340-2-0x000000001B430000-0x000000001B4B0000-memory.dmp
memory/2340-3-0x000007FEF5380000-0x000007FEF5D6C000-memory.dmp
memory/2340-4-0x000000001B430000-0x000000001B4B0000-memory.dmp