Analysis Overview
SHA256
cc68b1903e22d22e6f0a29bcdf46825d5c57747d8eb3a75672a4d6930f60fe77
Threat Level: Known bad
The file testingfile.exe was found to be: Known bad.
Malicious Activity Summary
Quasar family
Quasar payload
Quasar RAT
Executes dropped EXE
Unsigned PE
Enumerates physical storage devices
Scheduled Task/Job: Scheduled Task
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-12-13 10:04
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: behavioral1
Detonation Overview
Submitted
2024-12-13 10:04
Reported
2024-12-13 10:06
Platform
win7-20241010-en
Max time kernel
148s
Max time network
155s
Command Line
Signatures
Quasar RAT
Quasar family
Quasar payload
| 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 |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\SubDir\Client.exe | N/A |
Enumerates physical storage devices
Scheduled Task/Job: Scheduled Task
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\testingfile.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\SubDir\Client.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\SubDir\Client.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\SubDir\Client.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\SubDir\Client.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\testingfile.exe
"C:\Users\Admin\AppData\Local\Temp\testingfile.exe"
C:\Windows\system32\schtasks.exe
"schtasks" /create /tn "wod2" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\Client.exe" /rl HIGHEST /f
C:\Users\Admin\AppData\Roaming\SubDir\Client.exe
"C:\Users\Admin\AppData\Roaming\SubDir\Client.exe"
C:\Windows\system32\schtasks.exe
"schtasks" /create /tn "wod2" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\Client.exe" /rl HIGHEST /f
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | testinghigger-42471.portmap.host | udp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
Files
memory/2804-0-0x000007FEF5583000-0x000007FEF5584000-memory.dmp
memory/2804-1-0x0000000001350000-0x0000000001674000-memory.dmp
memory/2804-2-0x000007FEF5580000-0x000007FEF5F6C000-memory.dmp
C:\Users\Admin\AppData\Roaming\SubDir\Client.exe
| MD5 | 4489c3282400ad9e96ea5ca7c28e6369 |
| SHA1 | 91a2016778cce0e880636d236efca38cf0a7713d |
| SHA256 | cc68b1903e22d22e6f0a29bcdf46825d5c57747d8eb3a75672a4d6930f60fe77 |
| SHA512 | adaeab8aa666057ff008e86f96ae6b9a36ff2f276fdd49f6663c300357f3dc10f59fac7700bb385aa35887918a830e18bddaa41b3305d913566f58aa428a72b0 |
memory/2804-8-0x000007FEF5580000-0x000007FEF5F6C000-memory.dmp
memory/3060-9-0x00000000003C0000-0x00000000006E4000-memory.dmp
memory/3060-10-0x000007FEF5580000-0x000007FEF5F6C000-memory.dmp
memory/3060-11-0x000007FEF5580000-0x000007FEF5F6C000-memory.dmp
memory/3060-12-0x000007FEF5580000-0x000007FEF5F6C000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-12-13 10:04
Reported
2024-12-13 10:06
Platform
win10v2004-20241007-en
Max time kernel
149s
Max time network
155s
Command Line
Signatures
Quasar RAT
Quasar family
Quasar payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\SubDir\Client.exe | N/A |
Enumerates physical storage devices
Scheduled Task/Job: Scheduled Task
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SYSTEM32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\SYSTEM32\schtasks.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\testingfile.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\SubDir\Client.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\SubDir\Client.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\SubDir\Client.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\SubDir\Client.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4060 wrote to memory of 1844 | N/A | C:\Users\Admin\AppData\Local\Temp\testingfile.exe | C:\Windows\SYSTEM32\schtasks.exe |
| PID 4060 wrote to memory of 1844 | N/A | C:\Users\Admin\AppData\Local\Temp\testingfile.exe | C:\Windows\SYSTEM32\schtasks.exe |
| PID 4060 wrote to memory of 4296 | N/A | C:\Users\Admin\AppData\Local\Temp\testingfile.exe | C:\Users\Admin\AppData\Roaming\SubDir\Client.exe |
| PID 4060 wrote to memory of 4296 | N/A | C:\Users\Admin\AppData\Local\Temp\testingfile.exe | C:\Users\Admin\AppData\Roaming\SubDir\Client.exe |
| PID 4296 wrote to memory of 1436 | N/A | C:\Users\Admin\AppData\Roaming\SubDir\Client.exe | C:\Windows\SYSTEM32\schtasks.exe |
| PID 4296 wrote to memory of 1436 | N/A | C:\Users\Admin\AppData\Roaming\SubDir\Client.exe | C:\Windows\SYSTEM32\schtasks.exe |
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\testingfile.exe
"C:\Users\Admin\AppData\Local\Temp\testingfile.exe"
C:\Windows\SYSTEM32\schtasks.exe
"schtasks" /create /tn "wod2" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\Client.exe" /rl HIGHEST /f
C:\Users\Admin\AppData\Roaming\SubDir\Client.exe
"C:\Users\Admin\AppData\Roaming\SubDir\Client.exe"
C:\Windows\SYSTEM32\schtasks.exe
"schtasks" /create /tn "wod2" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\Client.exe" /rl HIGHEST /f
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 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | testinghigger-42471.portmap.host | udp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| US | 8.8.8.8:53 | 99.193.161.193.in-addr.arpa | udp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| US | 8.8.8.8:53 | 53.210.109.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| US | 8.8.8.8:53 | udp |
Files
memory/4060-0-0x00007FFC04313000-0x00007FFC04315000-memory.dmp
memory/4060-1-0x0000000000040000-0x0000000000364000-memory.dmp
memory/4060-2-0x00007FFC04310000-0x00007FFC04DD1000-memory.dmp
C:\Users\Admin\AppData\Roaming\SubDir\Client.exe
| MD5 | 4489c3282400ad9e96ea5ca7c28e6369 |
| SHA1 | 91a2016778cce0e880636d236efca38cf0a7713d |
| SHA256 | cc68b1903e22d22e6f0a29bcdf46825d5c57747d8eb3a75672a4d6930f60fe77 |
| SHA512 | adaeab8aa666057ff008e86f96ae6b9a36ff2f276fdd49f6663c300357f3dc10f59fac7700bb385aa35887918a830e18bddaa41b3305d913566f58aa428a72b0 |
memory/4296-10-0x00007FFC04310000-0x00007FFC04DD1000-memory.dmp
memory/4060-9-0x00007FFC04310000-0x00007FFC04DD1000-memory.dmp
memory/4296-11-0x00007FFC04310000-0x00007FFC04DD1000-memory.dmp
memory/4296-12-0x000000001D7F0000-0x000000001D840000-memory.dmp
memory/4296-13-0x000000001D900000-0x000000001D9B2000-memory.dmp
memory/4296-14-0x00007FFC04310000-0x00007FFC04DD1000-memory.dmp