Analysis Overview
SHA256
d2835aa9243d529d8d44846d383f97f1bb7b976bc4c378d29d2387d1ba6c1d09
Threat Level: Known bad
The file d2835aa9243d529d8d44846d383f97f1bb7b976bc4c378d29d2387d1ba6c1d09 was found to be: Known bad.
Malicious Activity Summary
Quasar RAT
Quasar family
Quasar payload
Executes dropped EXE
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2023-12-14 07:17
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
2023-12-14 07:17
Reported
2023-12-14 07:20
Platform
win10v2004-20231127-en
Max time kernel
151s
Max time network
146s
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\SubDir\Synecs.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\d2835aa9243d529d8d44846d383f97f1bb7b976bc4c378d29d2387d1ba6c1d09.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\SubDir\Synecs.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\SubDir\Synecs.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1976 wrote to memory of 4720 | N/A | C:\Users\Admin\AppData\Local\Temp\d2835aa9243d529d8d44846d383f97f1bb7b976bc4c378d29d2387d1ba6c1d09.exe | C:\Users\Admin\AppData\Roaming\SubDir\Synecs.exe |
| PID 1976 wrote to memory of 4720 | N/A | C:\Users\Admin\AppData\Local\Temp\d2835aa9243d529d8d44846d383f97f1bb7b976bc4c378d29d2387d1ba6c1d09.exe | C:\Users\Admin\AppData\Roaming\SubDir\Synecs.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\d2835aa9243d529d8d44846d383f97f1bb7b976bc4c378d29d2387d1ba6c1d09.exe
"C:\Users\Admin\AppData\Local\Temp\d2835aa9243d529d8d44846d383f97f1bb7b976bc4c378d29d2387d1ba6c1d09.exe"
C:\Users\Admin\AppData\Roaming\SubDir\Synecs.exe
"C:\Users\Admin\AppData\Roaming\SubDir\Synecs.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 5.181.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 173.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| N/A | 127.0.0.1:4782 | tcp | |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| N/A | 127.0.0.1:4782 | tcp | |
| N/A | 127.0.0.1:4782 | tcp | |
| N/A | 127.0.0.1:4782 | tcp | |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| N/A | 127.0.0.1:4782 | tcp | |
| N/A | 127.0.0.1:4782 | tcp | |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| N/A | 127.0.0.1:4782 | tcp | |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| N/A | 127.0.0.1:4782 | tcp | |
| N/A | 127.0.0.1:4782 | tcp | |
| N/A | 127.0.0.1:4782 | tcp | |
| N/A | 127.0.0.1:4782 | tcp | |
| N/A | 127.0.0.1:4782 | tcp | |
| N/A | 127.0.0.1:4782 | tcp | |
| N/A | 127.0.0.1:4782 | tcp | |
| N/A | 127.0.0.1:4782 | tcp | |
| N/A | 127.0.0.1:4782 | tcp | |
| N/A | 127.0.0.1:4782 | tcp | |
| N/A | 127.0.0.1:4782 | tcp | |
| N/A | 127.0.0.1:4782 | tcp | |
| N/A | 127.0.0.1:4782 | tcp | |
| N/A | 127.0.0.1:4782 | tcp | |
| N/A | 127.0.0.1:4782 | tcp | |
| N/A | 127.0.0.1:4782 | tcp | |
| US | 8.8.8.8:53 | 168.117.168.52.in-addr.arpa | udp |
| N/A | 127.0.0.1:4782 | tcp | |
| N/A | 127.0.0.1:4782 | tcp | |
| N/A | 127.0.0.1:4782 | tcp |
Files
memory/1976-0-0x00000000006D0000-0x00000000009F6000-memory.dmp
memory/1976-1-0x00007FF9613F0000-0x00007FF961EB1000-memory.dmp
memory/1976-2-0x00000000011D0000-0x00000000011E0000-memory.dmp
C:\Users\Admin\AppData\Roaming\SubDir\Synecs.exe
| MD5 | f0207a4a17b47cba7d87142363b12477 |
| SHA1 | c2203e69e92e6ba6394e6f711429fadf8b65845e |
| SHA256 | d2835aa9243d529d8d44846d383f97f1bb7b976bc4c378d29d2387d1ba6c1d09 |
| SHA512 | 35f37bb38a070220dbe9f6511ab5bf8bca07fae46b5edefa5356a9294fc98b97735719410887b40776a7232711620f5c92f6bb45a7a54d597faef675196da810 |
memory/1976-8-0x00007FF9613F0000-0x00007FF961EB1000-memory.dmp
memory/4720-9-0x00007FF9613F0000-0x00007FF961EB1000-memory.dmp
memory/4720-10-0x0000000002700000-0x0000000002710000-memory.dmp
memory/4720-11-0x000000001B6D0000-0x000000001B720000-memory.dmp
memory/4720-12-0x000000001B7E0000-0x000000001B892000-memory.dmp
memory/4720-13-0x00007FF9613F0000-0x00007FF961EB1000-memory.dmp
memory/4720-14-0x0000000002700000-0x0000000002710000-memory.dmp