Analysis Overview
SHA256
3ca4e6deae0fb30f79adab295116a91011ca88e3d75187f334a39a91e22254cf
Threat Level: Known bad
The file Client.exe was found to be: Known bad.
Malicious Activity Summary
Quasar family
Quasar RAT
Quasar payload
Unsigned PE
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-01-08 11:57
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
2024-01-08 11:57
Reported
2024-01-08 11:59
Platform
win10v2004-20231222-en
Max time kernel
148s
Max time network
148s
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.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Client.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Client.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\Client.exe
"C:\Users\Admin\AppData\Local\Temp\Client.exe"
Network
| Country | Destination | Domain | Proto |
| N/A | 192.168.1.110:4782 | tcp | |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 73.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 187.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 208.194.73.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 146.78.124.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| US | 20.231.121.79:80 | tcp | |
| N/A | 192.168.1.110:4782 | tcp | |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 134.71.91.104.in-addr.arpa | udp |
| N/A | 192.168.1.110:4782 | tcp | |
| US | 8.8.8.8:53 | 179.178.17.96.in-addr.arpa | udp |
| N/A | 192.168.1.110:4782 | tcp | |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| N/A | 192.168.1.110:4782 | tcp | |
| 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 |
| N/A | 192.168.1.110:4782 | tcp | |
| N/A | 192.168.1.110:4782 | tcp |
Files
memory/3032-0-0x0000000000080000-0x00000000003A4000-memory.dmp
memory/3032-2-0x000000001AFA0000-0x000000001AFB0000-memory.dmp
memory/3032-1-0x00007FF9FED20000-0x00007FF9FF7E1000-memory.dmp
memory/3032-4-0x000000001D410000-0x000000001D4C2000-memory.dmp
memory/3032-3-0x000000001D300000-0x000000001D350000-memory.dmp
memory/3032-5-0x00007FF9FED20000-0x00007FF9FF7E1000-memory.dmp
memory/3032-6-0x000000001AFA0000-0x000000001AFB0000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-01-08 11:57
Reported
2024-01-08 12:00
Platform
win7-20231215-en
Max time kernel
147s
Max time network
175s
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.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Client.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Client.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\Client.exe
"C:\Users\Admin\AppData\Local\Temp\Client.exe"
Network
| Country | Destination | Domain | Proto |
| N/A | 192.168.1.110:4782 | tcp | |
| N/A | 192.168.1.110:4782 | tcp | |
| N/A | 192.168.1.110:4782 | tcp | |
| N/A | 192.168.1.110:4782 | tcp | |
| N/A | 192.168.1.110:4782 | tcp | |
| N/A | 192.168.1.110:4782 | tcp |
Files
memory/2760-0-0x0000000000330000-0x0000000000654000-memory.dmp
memory/2760-1-0x000007FEF5450000-0x000007FEF5E3C000-memory.dmp
memory/2760-2-0x000000001B3A0000-0x000000001B420000-memory.dmp
memory/2760-3-0x000007FEF5450000-0x000007FEF5E3C000-memory.dmp
memory/2760-4-0x000000001B3A0000-0x000000001B420000-memory.dmp