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 15:11
Platform
win7-20230712-en
Max time kernel
119s
Max time network
122s
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 |
| 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 1712 wrote to memory of 2716 | N/A | C:\Users\Admin\AppData\Local\Temp\bPbV.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1712 wrote to memory of 2716 | N/A | C:\Users\Admin\AppData\Local\Temp\bPbV.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1712 wrote to memory of 2716 | N/A | C:\Users\Admin\AppData\Local\Temp\bPbV.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1712 wrote to memory of 2716 | 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 | 46.246.84.11:1994 | tiagoodiaz.duckdns.org | tcp |
Files
memory/1712-54-0x0000000074B50000-0x00000000750FB000-memory.dmp
memory/1712-55-0x0000000074B50000-0x00000000750FB000-memory.dmp
memory/1712-56-0x0000000000A80000-0x0000000000AC0000-memory.dmp
memory/1712-57-0x0000000074B50000-0x00000000750FB000-memory.dmp
memory/1712-58-0x0000000074B50000-0x00000000750FB000-memory.dmp
memory/1712-59-0x0000000000A80000-0x0000000000AC0000-memory.dmp
memory/1712-60-0x0000000074B50000-0x00000000750FB000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-08-21 15:08
Reported
2023-08-21 15:11
Platform
win10v2004-20230703-en
Max time kernel
146s
Max time network
152s
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 |
| 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 2004 wrote to memory of 4936 | N/A | C:\Users\Admin\AppData\Local\Temp\bPbV.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2004 wrote to memory of 4936 | N/A | C:\Users\Admin\AppData\Local\Temp\bPbV.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2004 wrote to memory of 4936 | 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 | 59.128.231.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 1.208.79.178.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.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 | 208.194.73.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 8.3.197.209.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 254.20.238.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.16.208.104.in-addr.arpa | udp |
Files
memory/2004-133-0x0000000074880000-0x0000000074E31000-memory.dmp
memory/2004-134-0x0000000074880000-0x0000000074E31000-memory.dmp
memory/2004-135-0x0000000001340000-0x0000000001350000-memory.dmp
memory/2004-136-0x0000000074880000-0x0000000074E31000-memory.dmp
memory/2004-137-0x0000000074880000-0x0000000074E31000-memory.dmp
memory/2004-138-0x0000000001340000-0x0000000001350000-memory.dmp
memory/2004-139-0x0000000001340000-0x0000000001350000-memory.dmp
memory/2004-141-0x0000000074880000-0x0000000074E31000-memory.dmp
memory/2004-142-0x0000000001340000-0x0000000001350000-memory.dmp