Analysis Overview
SHA256
7ce80a4a4932516cf8163f73c85537e621b0a1e1a0c0fda41da1f71b1867dfc6
Threat Level: Known bad
The file 0x0007000000012117-5.dat was found to be: Known bad.
Malicious Activity Summary
Quasar payload
Quasar RAT
Quasar family
Executes dropped EXE
Enumerates physical storage devices
Unsigned PE
Suspicious use of FindShellTrayWindow
Uses Task Scheduler COM API
Suspicious use of SetWindowsHookEx
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Scheduled Task/Job: Scheduled Task
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-02 21:07
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
2024-11-02 21:07
Reported
2024-11-02 21:10
Platform
win7-20240903-en
Max time kernel
147s
Max time network
149s
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\0x0007000000012117-5.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\0x0007000000012117-5.exe
"C:\Users\Admin\AppData\Local\Temp\0x0007000000012117-5.exe"
C:\Windows\system32\schtasks.exe
"schtasks" /create /tn "puttystart" /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 "puttystart" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\Client.exe" /rl HIGHEST /f
Network
| Country | Destination | Domain | Proto |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp | |
| PL | 83.168.110.87:4782 | tcp |
Files
memory/2728-0-0x000007FEF4E83000-0x000007FEF4E84000-memory.dmp
memory/2728-1-0x00000000003B0000-0x00000000006D4000-memory.dmp
memory/2728-2-0x000007FEF4E80000-0x000007FEF586C000-memory.dmp
C:\Users\Admin\AppData\Roaming\SubDir\Client.exe
| MD5 | e456f2449b504e6af29acb9c1e0ebd25 |
| SHA1 | 4680b936eca2d5a88cbeed164b54a0b12f138892 |
| SHA256 | 7ce80a4a4932516cf8163f73c85537e621b0a1e1a0c0fda41da1f71b1867dfc6 |
| SHA512 | ffe8788bae2143eb5b68f57edb3ded569bc1e75390bc48a7eb92e65a95688d34229039001d80f717f1c14e650fe94c01ec6e9438dac045af17569dc6811ab281 |
memory/2728-9-0x000007FEF4E80000-0x000007FEF586C000-memory.dmp
memory/2840-8-0x00000000009E0000-0x0000000000D04000-memory.dmp
memory/2840-10-0x000007FEF4E80000-0x000007FEF586C000-memory.dmp
memory/2840-11-0x000007FEF4E80000-0x000007FEF586C000-memory.dmp
memory/2840-12-0x000007FEF4E80000-0x000007FEF586C000-memory.dmp
memory/2840-13-0x000007FEF4E80000-0x000007FEF586C000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-02 21:07
Reported
2024-11-02 21:10
Platform
win10v2004-20241007-en
Max time kernel
143s
Max time network
147s
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\0x0007000000012117-5.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 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 4020 wrote to memory of 2192 | N/A | C:\Users\Admin\AppData\Local\Temp\0x0007000000012117-5.exe | C:\Windows\SYSTEM32\schtasks.exe |
| PID 4020 wrote to memory of 2192 | N/A | C:\Users\Admin\AppData\Local\Temp\0x0007000000012117-5.exe | C:\Windows\SYSTEM32\schtasks.exe |
| PID 4020 wrote to memory of 1612 | N/A | C:\Users\Admin\AppData\Local\Temp\0x0007000000012117-5.exe | C:\Users\Admin\AppData\Roaming\SubDir\Client.exe |
| PID 4020 wrote to memory of 1612 | N/A | C:\Users\Admin\AppData\Local\Temp\0x0007000000012117-5.exe | C:\Users\Admin\AppData\Roaming\SubDir\Client.exe |
| PID 1612 wrote to memory of 4576 | N/A | C:\Users\Admin\AppData\Roaming\SubDir\Client.exe | C:\Windows\SYSTEM32\schtasks.exe |
| PID 1612 wrote to memory of 4576 | 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\0x0007000000012117-5.exe
"C:\Users\Admin\AppData\Local\Temp\0x0007000000012117-5.exe"
C:\Windows\SYSTEM32\schtasks.exe
"schtasks" /create /tn "puttystart" /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 "puttystart" /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 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| PL | 83.168.110.87:4782 | 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 | 87.110.168.83.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 90.57.201.195.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.163.245.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 224.122.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 30.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
Files
memory/4020-0-0x00007FF8DBAB3000-0x00007FF8DBAB5000-memory.dmp
memory/4020-1-0x0000000000ED0000-0x00000000011F4000-memory.dmp
memory/4020-2-0x00007FF8DBAB0000-0x00007FF8DC571000-memory.dmp
C:\Users\Admin\AppData\Roaming\SubDir\Client.exe
| MD5 | e456f2449b504e6af29acb9c1e0ebd25 |
| SHA1 | 4680b936eca2d5a88cbeed164b54a0b12f138892 |
| SHA256 | 7ce80a4a4932516cf8163f73c85537e621b0a1e1a0c0fda41da1f71b1867dfc6 |
| SHA512 | ffe8788bae2143eb5b68f57edb3ded569bc1e75390bc48a7eb92e65a95688d34229039001d80f717f1c14e650fe94c01ec6e9438dac045af17569dc6811ab281 |
memory/4020-9-0x00007FF8DBAB0000-0x00007FF8DC571000-memory.dmp
memory/1612-10-0x00007FF8DBAB0000-0x00007FF8DC571000-memory.dmp
memory/1612-11-0x00007FF8DBAB0000-0x00007FF8DC571000-memory.dmp
memory/1612-12-0x000000001C8D0000-0x000000001C920000-memory.dmp
memory/1612-13-0x000000001C9E0000-0x000000001CA92000-memory.dmp
memory/1612-16-0x000000001C960000-0x000000001C972000-memory.dmp
memory/1612-17-0x000000001D0E0000-0x000000001D11C000-memory.dmp
memory/1612-18-0x00007FF8DBAB0000-0x00007FF8DC571000-memory.dmp