Analysis Overview
SHA256
cc68b1903e22d22e6f0a29bcdf46825d5c57747d8eb3a75672a4d6930f60fe77
Threat Level: Known bad
The file testingfile.exe was found to be: Known bad.
Malicious Activity Summary
Quasar family
Quasar RAT
Quasar payload
Executes dropped EXE
Unsigned PE
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Scheduled Task/Job: Scheduled Task
Suspicious use of AdjustPrivilegeToken
Suspicious use of SendNotifyMessage
Suspicious use of FindShellTrayWindow
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-12-13 10:07
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 10:07
Reported
2024-12-13 10:10
Platform
win7-20240903-en
Max time kernel
146s
Max time network
148s
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 |
Files
memory/2320-0-0x000007FEF5E03000-0x000007FEF5E04000-memory.dmp
memory/2320-1-0x0000000000080000-0x00000000003A4000-memory.dmp
memory/2320-2-0x000007FEF5E00000-0x000007FEF67EC000-memory.dmp
C:\Users\Admin\AppData\Roaming\SubDir\Client.exe
| MD5 | 4489c3282400ad9e96ea5ca7c28e6369 |
| SHA1 | 91a2016778cce0e880636d236efca38cf0a7713d |
| SHA256 | cc68b1903e22d22e6f0a29bcdf46825d5c57747d8eb3a75672a4d6930f60fe77 |
| SHA512 | adaeab8aa666057ff008e86f96ae6b9a36ff2f276fdd49f6663c300357f3dc10f59fac7700bb385aa35887918a830e18bddaa41b3305d913566f58aa428a72b0 |
memory/2396-8-0x000007FEF5E00000-0x000007FEF67EC000-memory.dmp
memory/2320-9-0x000007FEF5E00000-0x000007FEF67EC000-memory.dmp
memory/2396-10-0x0000000000EF0000-0x0000000001214000-memory.dmp
memory/2396-11-0x000007FEF5E00000-0x000007FEF67EC000-memory.dmp
memory/2396-12-0x000007FEF5E00000-0x000007FEF67EC000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-12-13 10:07
Reported
2024-12-13 10:10
Platform
win10v2004-20241007-en
Max time kernel
150s
Max time network
150s
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 2204 wrote to memory of 3100 | N/A | C:\Users\Admin\AppData\Local\Temp\testingfile.exe | C:\Windows\SYSTEM32\schtasks.exe |
| PID 2204 wrote to memory of 3100 | N/A | C:\Users\Admin\AppData\Local\Temp\testingfile.exe | C:\Windows\SYSTEM32\schtasks.exe |
| PID 2204 wrote to memory of 4972 | N/A | C:\Users\Admin\AppData\Local\Temp\testingfile.exe | C:\Users\Admin\AppData\Roaming\SubDir\Client.exe |
| PID 2204 wrote to memory of 4972 | N/A | C:\Users\Admin\AppData\Local\Temp\testingfile.exe | C:\Users\Admin\AppData\Roaming\SubDir\Client.exe |
| PID 4972 wrote to memory of 4704 | N/A | C:\Users\Admin\AppData\Roaming\SubDir\Client.exe | C:\Windows\SYSTEM32\schtasks.exe |
| PID 4972 wrote to memory of 4704 | 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 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 69.31.126.40.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 | 133.211.185.52.in-addr.arpa | udp |
| 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 | 209.205.72.20.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 | 212.20.149.52.in-addr.arpa | udp |
| DE | 193.161.193.99:42471 | testinghigger-42471.portmap.host | tcp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 134.130.81.91.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 |
| US | 8.8.8.8:53 | 172.210.232.199.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 |
| 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/2204-0-0x00007FFF30AC3000-0x00007FFF30AC5000-memory.dmp
memory/2204-1-0x0000000000EA0000-0x00000000011C4000-memory.dmp
memory/2204-2-0x00007FFF30AC0000-0x00007FFF31581000-memory.dmp
C:\Users\Admin\AppData\Roaming\SubDir\Client.exe
| MD5 | 4489c3282400ad9e96ea5ca7c28e6369 |
| SHA1 | 91a2016778cce0e880636d236efca38cf0a7713d |
| SHA256 | cc68b1903e22d22e6f0a29bcdf46825d5c57747d8eb3a75672a4d6930f60fe77 |
| SHA512 | adaeab8aa666057ff008e86f96ae6b9a36ff2f276fdd49f6663c300357f3dc10f59fac7700bb385aa35887918a830e18bddaa41b3305d913566f58aa428a72b0 |
memory/2204-10-0x00007FFF30AC0000-0x00007FFF31581000-memory.dmp
memory/4972-9-0x00007FFF30AC0000-0x00007FFF31581000-memory.dmp
memory/4972-11-0x00007FFF30AC0000-0x00007FFF31581000-memory.dmp
memory/4972-12-0x000000001C9E0000-0x000000001CA30000-memory.dmp
memory/4972-13-0x000000001CAF0000-0x000000001CBA2000-memory.dmp
memory/4972-14-0x00007FFF30AC0000-0x00007FFF31581000-memory.dmp