Analysis Overview
SHA256
f26e49e9ee43830c241200161ca59ddec1ac840745ce73a3d9163c190f41824c
Threat Level: Known bad
The file Hunters Cheeto.exe was found to be: Known bad.
Malicious Activity Summary
Quasar family
Quasar RAT
Quasar payload
Executes dropped EXE
Unsigned PE
Uses Task Scheduler COM API
Suspicious use of SendNotifyMessage
Suspicious use of FindShellTrayWindow
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-03-30 02:02
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
2024-03-30 02:02
Reported
2024-03-30 02:05
Platform
win7-20240221-en
Max time kernel
130s
Max time network
143s
Command Line
Signatures
Quasar RAT
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\AMD\Graphics.exe | N/A |
Creates scheduled task(s)
| 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 behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Hunters Cheeto.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\AMD\Graphics.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\taskmgr.exe | N/A |
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\AMD\Graphics.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\Hunters Cheeto.exe
"C:\Users\Admin\AppData\Local\Temp\Hunters Cheeto.exe"
C:\Windows\system32\schtasks.exe
"schtasks" /create /tn "AMD" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\AMD\Graphics.exe" /rl HIGHEST /f
C:\Users\Admin\AppData\Roaming\AMD\Graphics.exe
"C:\Users\Admin\AppData\Roaming\AMD\Graphics.exe"
C:\Windows\system32\schtasks.exe
"schtasks" /create /tn "AMD" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\AMD\Graphics.exe" /rl HIGHEST /f
C:\Windows\system32\taskmgr.exe
"C:\Windows\system32\taskmgr.exe"
Network
| Country | Destination | Domain | Proto |
| N/A | 192.168.1.9:4782 | tcp | |
| US | 47.13.251.179:4782 | tcp | |
| N/A | 192.168.1.9:4782 | tcp | |
| US | 47.13.251.179:4782 | tcp | |
| N/A | 192.168.1.9:4782 | tcp | |
| US | 47.13.251.179:4782 | tcp |
Files
memory/2484-0-0x0000000000290000-0x00000000005B4000-memory.dmp
memory/2484-1-0x000007FEF5D30000-0x000007FEF671C000-memory.dmp
memory/2484-2-0x000000001B1B0000-0x000000001B230000-memory.dmp
C:\Users\Admin\AppData\Roaming\AMD\Graphics.exe
| MD5 | 7564f035316f6099b1ef442c007fb351 |
| SHA1 | 6f4530ab0c6d42632a6be94d1d670e0ae5da4f1d |
| SHA256 | f26e49e9ee43830c241200161ca59ddec1ac840745ce73a3d9163c190f41824c |
| SHA512 | 23d74bdaab5a8916a7d7f5dd3a95b92774a93897f3be6d7021be92974400cd1c2bea90de3ff258bc9fbef4e6ef261bf79de6cde795f1f86a871c00c5b034f1e9 |
memory/2484-8-0x000007FEF5D30000-0x000007FEF671C000-memory.dmp
memory/2552-9-0x0000000001340000-0x0000000001664000-memory.dmp
memory/2552-10-0x000007FEF5D30000-0x000007FEF671C000-memory.dmp
memory/2552-11-0x000000001B110000-0x000000001B190000-memory.dmp
memory/2552-13-0x000007FEF5D30000-0x000007FEF671C000-memory.dmp
memory/2476-14-0x0000000140000000-0x00000001405E8000-memory.dmp
memory/2476-15-0x0000000140000000-0x00000001405E8000-memory.dmp
memory/2552-16-0x000000001B110000-0x000000001B190000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-30 02:02
Reported
2024-03-30 02:05
Platform
win10v2004-20240226-en
Max time kernel
149s
Max time network
150s
Command Line
Signatures
Quasar RAT
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\AMD\Graphics.exe | N/A |
Creates scheduled task(s)
| 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\Hunters Cheeto.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\AMD\Graphics.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\AMD\Graphics.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 5004 wrote to memory of 2868 | N/A | C:\Users\Admin\AppData\Local\Temp\Hunters Cheeto.exe | C:\Windows\SYSTEM32\schtasks.exe |
| PID 5004 wrote to memory of 2868 | N/A | C:\Users\Admin\AppData\Local\Temp\Hunters Cheeto.exe | C:\Windows\SYSTEM32\schtasks.exe |
| PID 5004 wrote to memory of 4876 | N/A | C:\Users\Admin\AppData\Local\Temp\Hunters Cheeto.exe | C:\Users\Admin\AppData\Roaming\AMD\Graphics.exe |
| PID 5004 wrote to memory of 4876 | N/A | C:\Users\Admin\AppData\Local\Temp\Hunters Cheeto.exe | C:\Users\Admin\AppData\Roaming\AMD\Graphics.exe |
| PID 4876 wrote to memory of 2016 | N/A | C:\Users\Admin\AppData\Roaming\AMD\Graphics.exe | C:\Windows\SYSTEM32\schtasks.exe |
| PID 4876 wrote to memory of 2016 | N/A | C:\Users\Admin\AppData\Roaming\AMD\Graphics.exe | C:\Windows\SYSTEM32\schtasks.exe |
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\Hunters Cheeto.exe
"C:\Users\Admin\AppData\Local\Temp\Hunters Cheeto.exe"
C:\Windows\SYSTEM32\schtasks.exe
"schtasks" /create /tn "AMD" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\AMD\Graphics.exe" /rl HIGHEST /f
C:\Users\Admin\AppData\Roaming\AMD\Graphics.exe
"C:\Users\Admin\AppData\Roaming\AMD\Graphics.exe"
C:\Windows\SYSTEM32\schtasks.exe
"schtasks" /create /tn "AMD" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\AMD\Graphics.exe" /rl HIGHEST /f
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.171.91.138.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.32.126.40.in-addr.arpa | udp |
| N/A | 192.168.1.9:4782 | tcp | |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 47.13.251.179:4782 | tcp | |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 152.33.115.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.121.231.20.in-addr.arpa | udp |
| N/A | 192.168.1.9:4782 | tcp | |
| US | 8.8.8.8:53 | 19.134.221.88.in-addr.arpa | udp |
| US | 47.13.251.179:4782 | tcp | |
| US | 8.8.8.8:53 | 30.243.111.52.in-addr.arpa | udp |
| N/A | 192.168.1.9:4782 | tcp | |
| US | 47.13.251.179:4782 | tcp | |
| US | 8.8.8.8:53 | 170.117.168.52.in-addr.arpa | udp |
Files
memory/5004-0-0x0000000000940000-0x0000000000C64000-memory.dmp
memory/5004-1-0x00007FFFCCF50000-0x00007FFFCDA11000-memory.dmp
memory/5004-2-0x0000000002D50000-0x0000000002D60000-memory.dmp
C:\Users\Admin\AppData\Roaming\AMD\Graphics.exe
| MD5 | 7564f035316f6099b1ef442c007fb351 |
| SHA1 | 6f4530ab0c6d42632a6be94d1d670e0ae5da4f1d |
| SHA256 | f26e49e9ee43830c241200161ca59ddec1ac840745ce73a3d9163c190f41824c |
| SHA512 | 23d74bdaab5a8916a7d7f5dd3a95b92774a93897f3be6d7021be92974400cd1c2bea90de3ff258bc9fbef4e6ef261bf79de6cde795f1f86a871c00c5b034f1e9 |
memory/5004-9-0x00007FFFCCF50000-0x00007FFFCDA11000-memory.dmp
memory/4876-10-0x00007FFFCCF50000-0x00007FFFCDA11000-memory.dmp
memory/4876-11-0x000000001BC80000-0x000000001BC90000-memory.dmp
memory/4876-12-0x000000001C3D0000-0x000000001C420000-memory.dmp
memory/4876-13-0x000000001C4E0000-0x000000001C592000-memory.dmp
memory/4876-14-0x00007FFFCCF50000-0x00007FFFCDA11000-memory.dmp