Analysis Overview
SHA256
4af08d67c5c9aa9287b61632223f0dfb2784e37469aa2aac2f47b62a59508bc6
Threat Level: Known bad
The file bPbV.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
2023-08-21 15:08
Signatures
Njrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-08-21 15:08
Reported
2023-08-21 15:10
Platform
win7-20230712-en
Max time kernel
117s
Max time network
120s
Command Line
Signatures
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 268 wrote to memory of 2516 | N/A | C:\Users\Admin\AppData\Local\Temp\bPbV.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 268 wrote to memory of 2516 | N/A | C:\Users\Admin\AppData\Local\Temp\bPbV.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 268 wrote to memory of 2516 | N/A | C:\Users\Admin\AppData\Local\Temp\bPbV.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 268 wrote to memory of 2516 | N/A | C:\Users\Admin\AppData\Local\Temp\bPbV.exe | C:\Windows\SysWOW64\cmd.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\bPbV.exe
"C:\Users\Admin\AppData\Local\Temp\bPbV.exe"
C:\Windows\SysWOW64\cmd.exe
cmd.exe /C Y /N /D Y /T 1 & Del "C:\Users\Admin\AppData\Local\Temp\bPbV.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | tiagoodiaz.duckdns.org | udp |
| SE | 46.246.14.10:1994 | tiagoodiaz.duckdns.org | tcp |
| SE | 46.246.14.10:1994 | tiagoodiaz.duckdns.org | tcp |
| SE | 46.246.14.10:1994 | tiagoodiaz.duckdns.org | tcp |
| US | 8.8.8.8:53 | tiagoodiaz.duckdns.org | udp |
| SE | 46.246.84.11:1994 | tiagoodiaz.duckdns.org | tcp |
Files
memory/268-53-0x0000000074970000-0x0000000074F1B000-memory.dmp
memory/268-54-0x0000000074970000-0x0000000074F1B000-memory.dmp
memory/268-55-0x0000000001FE0000-0x0000000002020000-memory.dmp
memory/268-56-0x0000000074970000-0x0000000074F1B000-memory.dmp
memory/268-57-0x0000000074970000-0x0000000074F1B000-memory.dmp
memory/268-58-0x0000000001FE0000-0x0000000002020000-memory.dmp
memory/268-59-0x0000000001FE0000-0x0000000002020000-memory.dmp
memory/268-60-0x0000000074970000-0x0000000074F1B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-08-21 15:08
Reported
2023-08-21 15:10
Platform
win10v2004-20230703-en
Max time kernel
127s
Max time network
132s
Command Line
Signatures
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\bPbV.exe | N/A |
| Token: 33 | N/A | C:\Users\Admin\AppData\Local\Temp\bPbV.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\bPbV.exe | N/A |
| Token: 33 | N/A | C:\Users\Admin\AppData\Local\Temp\bPbV.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\bPbV.exe | N/A |
| Token: 33 | N/A | C:\Users\Admin\AppData\Local\Temp\bPbV.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\bPbV.exe | N/A |
| Token: 33 | N/A | C:\Users\Admin\AppData\Local\Temp\bPbV.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\bPbV.exe | N/A |
| Token: 33 | N/A | C:\Users\Admin\AppData\Local\Temp\bPbV.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\bPbV.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2820 wrote to memory of 5032 | N/A | C:\Users\Admin\AppData\Local\Temp\bPbV.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2820 wrote to memory of 5032 | N/A | C:\Users\Admin\AppData\Local\Temp\bPbV.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2820 wrote to memory of 5032 | N/A | C:\Users\Admin\AppData\Local\Temp\bPbV.exe | C:\Windows\SysWOW64\cmd.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\bPbV.exe
"C:\Users\Admin\AppData\Local\Temp\bPbV.exe"
C:\Windows\SysWOW64\cmd.exe
cmd.exe /C Y /N /D Y /T 1 & Del "C:\Users\Admin\AppData\Local\Temp\bPbV.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 158.240.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 254.137.241.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 108.211.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tiagoodiaz.duckdns.org | udp |
| SE | 46.246.84.11:1994 | tiagoodiaz.duckdns.org | tcp |
| US | 8.8.8.8:53 | 11.84.246.46.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.8.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 84.65.42.20.in-addr.arpa | udp |
Files
memory/2820-133-0x00000000749E0000-0x0000000074F91000-memory.dmp
memory/2820-134-0x00000000749E0000-0x0000000074F91000-memory.dmp
memory/2820-135-0x0000000000F80000-0x0000000000F90000-memory.dmp
memory/2820-136-0x00000000749E0000-0x0000000074F91000-memory.dmp
memory/2820-137-0x00000000749E0000-0x0000000074F91000-memory.dmp
memory/2820-138-0x0000000000F80000-0x0000000000F90000-memory.dmp
memory/2820-140-0x00000000749E0000-0x0000000074F91000-memory.dmp