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 payload
Quasar RAT
Executes dropped EXE
Unsigned PE
Enumerates physical storage devices
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Scheduled Task/Job: Scheduled Task
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-03 19:25
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 19:25
Reported
2024-11-03 19:28
Platform
win10ltsc2021-20241023-en
Max time kernel
98s
Max time network
143s
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 3704 wrote to memory of 4712 | N/A | C:\Users\Admin\AppData\Local\Temp\Synapse X.exe | C:\Windows\SYSTEM32\schtasks.exe |
| PID 3704 wrote to memory of 4712 | N/A | C:\Users\Admin\AppData\Local\Temp\Synapse X.exe | C:\Windows\SYSTEM32\schtasks.exe |
| PID 3704 wrote to memory of 3976 | N/A | C:\Users\Admin\AppData\Local\Temp\Synapse X.exe | C:\Users\Admin\AppData\Roaming\SubDir\Client.exe |
| PID 3704 wrote to memory of 3976 | N/A | C:\Users\Admin\AppData\Local\Temp\Synapse X.exe | C:\Users\Admin\AppData\Roaming\SubDir\Client.exe |
| PID 3976 wrote to memory of 1116 | N/A | C:\Users\Admin\AppData\Roaming\SubDir\Client.exe | C:\Windows\SYSTEM32\schtasks.exe |
| PID 3976 wrote to memory of 1116 | 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 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 76.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | Inversin-43597.portmap.host | udp |
| DE | 193.161.193.99:43597 | Inversin-43597.portmap.host | tcp |
| US | 8.8.8.8:53 | ipwho.is | udp |
| DE | 195.201.57.90:443 | ipwho.is | tcp |
| US | 8.8.8.8:53 | 99.193.161.193.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 90.57.201.195.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 53.210.109.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
Files
memory/3704-0-0x00007FFA54643000-0x00007FFA54645000-memory.dmp
memory/3704-1-0x0000000000C90000-0x0000000000FB4000-memory.dmp
memory/3704-2-0x00007FFA54640000-0x00007FFA55102000-memory.dmp
C:\Users\Admin\AppData\Roaming\SubDir\Client.exe
| MD5 | e78c57ec9112a2860d4c07e1535452c6 |
| SHA1 | cfb8f58daaa9ae932b2e55c04eb887210cbf0a41 |
| SHA256 | 64207a7e81e788dd1044a8fa6d6a4f87757cdd870af520a2e44576ac21a6e746 |
| SHA512 | 50597692c65f476d3f96d43fc97813c2747cacccd542eaf82cb736827ba02fb291e905b9a7410f891eee394f2252f37aceaf26fbc8dcef0ebdd21fbe37fcaf93 |
memory/3704-5-0x00007FFA54640000-0x00007FFA55102000-memory.dmp
memory/3976-6-0x00007FFA54640000-0x00007FFA55102000-memory.dmp
memory/3976-7-0x00007FFA54640000-0x00007FFA55102000-memory.dmp
memory/3976-8-0x000000001CE60000-0x000000001CEB0000-memory.dmp
memory/3976-9-0x000000001CF70000-0x000000001D022000-memory.dmp
memory/3976-12-0x000000001CEB0000-0x000000001CEC2000-memory.dmp
memory/3976-13-0x000000001CF10000-0x000000001CF4C000-memory.dmp
memory/3976-14-0x00007FFA54640000-0x00007FFA55102000-memory.dmp