Analysis Overview
SHA256
64207a7e81e788dd1044a8fa6d6a4f87757cdd870af520a2e44576ac21a6e746
Threat Level: Known bad
The file Synapse X.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 AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Uses Task Scheduler COM API
Scheduled Task/Job: Scheduled Task
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-03 20:33
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
2024-11-03 20:33
Reported
2024-11-03 20:36
Platform
win10ltsc2021-20241023-en
Max time kernel
99s
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 |
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\Synapse X.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 |
| 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 |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\SubDir\Client.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1008 wrote to memory of 3180 | N/A | C:\Users\Admin\AppData\Local\Temp\Synapse X.exe | C:\Windows\SYSTEM32\schtasks.exe |
| PID 1008 wrote to memory of 3180 | N/A | C:\Users\Admin\AppData\Local\Temp\Synapse X.exe | C:\Windows\SYSTEM32\schtasks.exe |
| PID 1008 wrote to memory of 2280 | N/A | C:\Users\Admin\AppData\Local\Temp\Synapse X.exe | C:\Users\Admin\AppData\Roaming\SubDir\Client.exe |
| PID 1008 wrote to memory of 2280 | N/A | C:\Users\Admin\AppData\Local\Temp\Synapse X.exe | C:\Users\Admin\AppData\Roaming\SubDir\Client.exe |
| PID 2280 wrote to memory of 2964 | N/A | C:\Users\Admin\AppData\Roaming\SubDir\Client.exe | C:\Windows\SYSTEM32\schtasks.exe |
| PID 2280 wrote to memory of 2964 | 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\Synapse X.exe
"C:\Users\Admin\AppData\Local\Temp\Synapse X.exe"
C:\Windows\SYSTEM32\schtasks.exe
"schtasks" /create /tn "java updater" /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 "java updater" /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 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 17.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | Inversin-43597.portmap.host | udp |
| DE | 193.161.193.99:43597 | Inversin-43597.portmap.host | tcp |
| US | 8.8.8.8:53 | 99.193.161.193.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ipwho.is | udp |
| DE | 195.201.57.90:443 | ipwho.is | tcp |
| US | 8.8.8.8:53 | 90.57.201.195.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.163.245.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.42.69.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
Files
memory/1008-0-0x00007FFA7C533000-0x00007FFA7C535000-memory.dmp
memory/1008-1-0x0000000000A10000-0x0000000000D34000-memory.dmp
memory/1008-2-0x00007FFA7C530000-0x00007FFA7CFF2000-memory.dmp
C:\Users\Admin\AppData\Roaming\SubDir\Client.exe
| MD5 | e78c57ec9112a2860d4c07e1535452c6 |
| SHA1 | cfb8f58daaa9ae932b2e55c04eb887210cbf0a41 |
| SHA256 | 64207a7e81e788dd1044a8fa6d6a4f87757cdd870af520a2e44576ac21a6e746 |
| SHA512 | 50597692c65f476d3f96d43fc97813c2747cacccd542eaf82cb736827ba02fb291e905b9a7410f891eee394f2252f37aceaf26fbc8dcef0ebdd21fbe37fcaf93 |
memory/1008-6-0x00007FFA7C530000-0x00007FFA7CFF2000-memory.dmp
memory/2280-5-0x00007FFA7C530000-0x00007FFA7CFF2000-memory.dmp
memory/2280-7-0x00007FFA7C530000-0x00007FFA7CFF2000-memory.dmp
memory/2280-8-0x000000001D2E0000-0x000000001D330000-memory.dmp
memory/2280-9-0x000000001D3F0000-0x000000001D4A2000-memory.dmp
memory/2280-12-0x000000001D330000-0x000000001D342000-memory.dmp
memory/2280-13-0x000000001D390000-0x000000001D3CC000-memory.dmp
memory/2280-14-0x00007FFA7C530000-0x00007FFA7CFF2000-memory.dmp