Analysis Overview
SHA256
d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954
Threat Level: Known bad
The file bOTj.exe was found to be: Known bad.
Malicious Activity Summary
Njrat family
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2023-08-14 20:09
Signatures
Njrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-08-14 20:09
Reported
2023-08-14 20:11
Platform
win7-20230712-en
Max time kernel
117s
Max time network
119s
Command Line
Signatures
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2580 wrote to memory of 3012 | N/A | C:\Users\Admin\AppData\Local\Temp\bOTj.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2580 wrote to memory of 3012 | N/A | C:\Users\Admin\AppData\Local\Temp\bOTj.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2580 wrote to memory of 3012 | N/A | C:\Users\Admin\AppData\Local\Temp\bOTj.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2580 wrote to memory of 3012 | N/A | C:\Users\Admin\AppData\Local\Temp\bOTj.exe | C:\Windows\SysWOW64\cmd.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\bOTj.exe
"C:\Users\Admin\AppData\Local\Temp\bOTj.exe"
C:\Windows\SysWOW64\cmd.exe
cmd.exe /C Y /N /D Y /T 1 & Del "C:\Users\Admin\AppData\Local\Temp\bOTj.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | fortuna777.duckdns.org | udp |
| SE | 46.246.14.22:1994 | fortuna777.duckdns.org | tcp |
| SE | 46.246.14.22:1994 | fortuna777.duckdns.org | tcp |
Files
memory/2580-53-0x00000000742A0000-0x000000007484B000-memory.dmp
memory/2580-54-0x00000000742A0000-0x000000007484B000-memory.dmp
memory/2580-55-0x0000000000380000-0x00000000003C0000-memory.dmp
memory/2580-56-0x00000000742A0000-0x000000007484B000-memory.dmp
memory/2580-57-0x00000000742A0000-0x000000007484B000-memory.dmp
memory/2580-58-0x0000000000380000-0x00000000003C0000-memory.dmp
memory/2580-59-0x0000000000380000-0x00000000003C0000-memory.dmp
memory/2580-60-0x00000000742A0000-0x000000007484B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-08-14 20:09
Reported
2023-08-14 20:11
Platform
win10v2004-20230703-en
Max time kernel
142s
Max time network
147s
Command Line
Signatures
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3084 wrote to memory of 844 | N/A | C:\Users\Admin\AppData\Local\Temp\bOTj.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 3084 wrote to memory of 844 | N/A | C:\Users\Admin\AppData\Local\Temp\bOTj.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 3084 wrote to memory of 844 | N/A | C:\Users\Admin\AppData\Local\Temp\bOTj.exe | C:\Windows\SysWOW64\cmd.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\bOTj.exe
"C:\Users\Admin\AppData\Local\Temp\bOTj.exe"
C:\Windows\SysWOW64\cmd.exe
cmd.exe /C Y /N /D Y /T 1 & Del "C:\Users\Admin\AppData\Local\Temp\bOTj.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 254.134.241.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 67.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 108.211.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | fortuna777.duckdns.org | udp |
| SE | 46.246.14.22:1994 | fortuna777.duckdns.org | tcp |
| US | 8.8.8.8:53 | 22.14.246.46.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 254.135.241.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 63.13.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 8.179.89.13.in-addr.arpa | udp |
Files
memory/3084-133-0x0000000075080000-0x0000000075631000-memory.dmp
memory/3084-134-0x0000000075080000-0x0000000075631000-memory.dmp
memory/3084-135-0x00000000013B0000-0x00000000013C0000-memory.dmp
memory/3084-136-0x0000000075080000-0x0000000075631000-memory.dmp
memory/3084-137-0x0000000075080000-0x0000000075631000-memory.dmp
memory/3084-138-0x00000000013B0000-0x00000000013C0000-memory.dmp
memory/3084-140-0x0000000075080000-0x0000000075631000-memory.dmp