Analysis Overview
SHA256
2ab87351f388e10ff472ca538d58100cbeb401b7cde14f587ef53a9887154db7
Threat Level: Known bad
The file bad.exe was found to be: Known bad.
Malicious Activity Summary
Quasar RAT
Quasar payload
Looks up external IP address via web service
Suspicious use of SetThreadContext
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-19 17:10
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-19 17:10
Reported
2024-08-19 17:13
Platform
win7-20240704-en
Max time kernel
13s
Max time network
144s
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 |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | ip-api.com | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2112 set thread context of 2720 | N/A | C:\Users\Admin\AppData\Local\Temp\bad.exe | C:\Users\Admin\AppData\Local\Temp\bad.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\bad.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\bad.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\bad.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\bad.exe
"C:\Users\Admin\AppData\Local\Temp\bad.exe"
C:\Users\Admin\AppData\Local\Temp\bad.exe
"C:\Users\Admin\AppData\Local\Temp\bad.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | ip-api.com | udp |
| US | 208.95.112.1:80 | ip-api.com | tcp |
| CA | 142.4.197.81:5555 | tcp |
Files
memory/2112-0-0x00000000749AE000-0x00000000749AF000-memory.dmp
memory/2112-1-0x0000000001230000-0x00000000015E6000-memory.dmp
memory/2112-2-0x0000000000200000-0x000000000020C000-memory.dmp
memory/2112-3-0x0000000000250000-0x0000000000258000-memory.dmp
memory/2720-4-0x0000000000400000-0x00000000004EC000-memory.dmp
memory/2720-7-0x0000000000400000-0x00000000004EC000-memory.dmp
memory/2720-10-0x0000000000400000-0x00000000004EC000-memory.dmp
memory/2720-9-0x0000000000400000-0x00000000004EC000-memory.dmp
memory/2720-6-0x0000000000400000-0x00000000004EC000-memory.dmp
memory/2720-5-0x0000000000400000-0x00000000004EC000-memory.dmp
memory/2112-11-0x00000000749A0000-0x000000007508E000-memory.dmp
memory/2720-12-0x00000000749A0000-0x000000007508E000-memory.dmp
memory/2112-13-0x00000000749A0000-0x000000007508E000-memory.dmp
memory/2720-14-0x00000000749A0000-0x000000007508E000-memory.dmp
memory/2720-15-0x00000000749A0000-0x000000007508E000-memory.dmp
memory/2720-16-0x00000000749A0000-0x000000007508E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-19 17:10
Reported
2024-08-19 17:13
Platform
win10v2004-20240802-en
Max time kernel
135s
Max time network
133s
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 |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | ip-api.com | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1404 set thread context of 3960 | N/A | C:\Users\Admin\AppData\Local\Temp\bad.exe | C:\Users\Admin\AppData\Local\Temp\bad.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\bad.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\bad.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\bad.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\bad.exe
"C:\Users\Admin\AppData\Local\Temp\bad.exe"
C:\Users\Admin\AppData\Local\Temp\bad.exe
"C:\Users\Admin\AppData\Local\Temp\bad.exe"
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 | 2.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ip-api.com | udp |
| US | 208.95.112.1:80 | ip-api.com | tcp |
| CA | 142.4.197.81:5555 | tcp | |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 1.112.95.208.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.197.4.142.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 147.142.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.143.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.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 |
| US | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
Files
memory/1404-0-0x00000000746AE000-0x00000000746AF000-memory.dmp
memory/1404-1-0x0000000000FF0000-0x00000000013A6000-memory.dmp
memory/1404-2-0x0000000005C80000-0x0000000005C8C000-memory.dmp
memory/1404-3-0x0000000006310000-0x00000000068B4000-memory.dmp
memory/3960-5-0x0000000000400000-0x00000000004EC000-memory.dmp
memory/3960-8-0x0000000000400000-0x00000000004EC000-memory.dmp
memory/3960-7-0x0000000000400000-0x00000000004EC000-memory.dmp
memory/3960-14-0x0000000005970000-0x0000000005A02000-memory.dmp
memory/1404-13-0x00000000746A0000-0x0000000074E50000-memory.dmp
memory/3960-12-0x00000000746A0000-0x0000000074E50000-memory.dmp
memory/1404-11-0x00000000746A0000-0x0000000074E50000-memory.dmp
memory/3960-6-0x0000000000400000-0x00000000004EC000-memory.dmp
memory/1404-4-0x0000000005CF0000-0x0000000005CF8000-memory.dmp
memory/3960-15-0x00000000746A0000-0x0000000074E50000-memory.dmp
memory/3960-16-0x0000000005A10000-0x0000000005A76000-memory.dmp
memory/3960-17-0x0000000006630000-0x0000000006642000-memory.dmp
memory/3960-18-0x0000000006CB0000-0x0000000006CEC000-memory.dmp
memory/3960-19-0x00000000073F0000-0x00000000073FA000-memory.dmp
memory/3960-20-0x00000000746A0000-0x0000000074E50000-memory.dmp