Analysis Overview
SHA256
cb3e649318257769f753a62ad57cd84b42acdeaa70115cf73078cd2dff725ad5
Threat Level: Known bad
The file 6be6cbde39d8eb868c93405c73566090N.exe was found to be: Known bad.
Malicious Activity Summary
Njrat family
njRAT/Bladabindi
Modifies Windows Firewall
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Adds Run key to start application
System Location Discovery: System Language Discovery
Unsigned PE
Enumerates physical storage devices
Event Triggered Execution: Netsh Helper DLL
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-31 08:59
Signatures
Njrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-31 08:59
Reported
2024-08-31 09:01
Platform
win7-20240705-en
Max time kernel
119s
Max time network
121s
Command Line
Signatures
njRAT/Bladabindi
Modifies Windows Firewall
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\netsh.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\6be6cbde39d8eb868c93405c73566090N.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Windows\CurrentVersion\Run\3aebaaceb5f1665ccb625e37d933a052 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\3aebaaceb5f1665ccb625e37d933a052 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Enumerates physical storage devices
Event Triggered Execution: Netsh Helper DLL
| Description | Indicator | Process | Target |
| Key queried | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh | C:\Windows\SysWOW64\netsh.exe | N/A |
| Key value enumerated | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh | C:\Windows\SysWOW64\netsh.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh | C:\Windows\SysWOW64\netsh.exe | N/A |
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\6be6cbde39d8eb868c93405c73566090N.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\netsh.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\6be6cbde39d8eb868c93405c73566090N.exe
"C:\Users\Admin\AppData\Local\Temp\6be6cbde39d8eb868c93405c73566090N.exe"
C:\Users\Admin\AppData\Local\Temp\server.exe
"C:\Users\Admin\AppData\Local\Temp\server.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| N/A | 192.168.192.64:1337 | tcp | |
| N/A | 192.168.192.64:1337 | tcp | |
| N/A | 192.168.192.64:1337 | tcp | |
| N/A | 192.168.192.64:1337 | tcp | |
| N/A | 192.168.192.64:1337 | tcp |
Files
memory/2220-0-0x0000000074001000-0x0000000074002000-memory.dmp
memory/2220-1-0x0000000074000000-0x00000000745AB000-memory.dmp
memory/2220-2-0x0000000074000000-0x00000000745AB000-memory.dmp
\Users\Admin\AppData\Local\Temp\server.exe
| MD5 | 6be6cbde39d8eb868c93405c73566090 |
| SHA1 | 09a93a29ebf8912f789af5be47d98007bce58643 |
| SHA256 | cb3e649318257769f753a62ad57cd84b42acdeaa70115cf73078cd2dff725ad5 |
| SHA512 | 7f1eb37eccbd98195b91984014c640defbe04271d147cb3e83454d6b5f68cfcee180fc8cfa6f5ac37f034ec7008d27776a43f2a666c281d75bda48505f0fb4a7 |
memory/2856-10-0x0000000074000000-0x00000000745AB000-memory.dmp
memory/2220-11-0x0000000074000000-0x00000000745AB000-memory.dmp
memory/2856-12-0x0000000074000000-0x00000000745AB000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-31 08:59
Reported
2024-08-31 09:01
Platform
win10v2004-20240802-en
Max time kernel
119s
Max time network
115s
Command Line
Signatures
njRAT/Bladabindi
Modifies Windows Firewall
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\netsh.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\6be6cbde39d8eb868c93405c73566090N.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\3aebaaceb5f1665ccb625e37d933a052 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\3aebaaceb5f1665ccb625e37d933a052 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Enumerates physical storage devices
Event Triggered Execution: Netsh Helper DLL
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh | C:\Windows\SysWOW64\netsh.exe | N/A |
| Key queried | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh | C:\Windows\SysWOW64\netsh.exe | N/A |
| Key value enumerated | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh | C:\Windows\SysWOW64\netsh.exe | N/A |
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\6be6cbde39d8eb868c93405c73566090N.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\netsh.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4028 wrote to memory of 4516 | N/A | C:\Users\Admin\AppData\Local\Temp\6be6cbde39d8eb868c93405c73566090N.exe | C:\Users\Admin\AppData\Local\Temp\server.exe |
| PID 4028 wrote to memory of 4516 | N/A | C:\Users\Admin\AppData\Local\Temp\6be6cbde39d8eb868c93405c73566090N.exe | C:\Users\Admin\AppData\Local\Temp\server.exe |
| PID 4028 wrote to memory of 4516 | N/A | C:\Users\Admin\AppData\Local\Temp\6be6cbde39d8eb868c93405c73566090N.exe | C:\Users\Admin\AppData\Local\Temp\server.exe |
| PID 4516 wrote to memory of 4508 | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 4516 wrote to memory of 4508 | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 4516 wrote to memory of 4508 | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\6be6cbde39d8eb868c93405c73566090N.exe
"C:\Users\Admin\AppData\Local\Temp\6be6cbde39d8eb868c93405c73566090N.exe"
C:\Users\Admin\AppData\Local\Temp\server.exe
"C:\Users\Admin\AppData\Local\Temp\server.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 150.171.28.10:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| N/A | 192.168.192.64:1337 | tcp | |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 65.139.73.23.in-addr.arpa | udp |
| N/A | 192.168.192.64:1337 | tcp | |
| N/A | 192.168.192.64:1337 | tcp | |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| N/A | 192.168.192.64:1337 | tcp | |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| N/A | 192.168.192.64:1337 | tcp |
Files
memory/4028-0-0x0000000074932000-0x0000000074933000-memory.dmp
memory/4028-1-0x0000000074930000-0x0000000074EE1000-memory.dmp
memory/4028-2-0x0000000074930000-0x0000000074EE1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\server.exe
| MD5 | 6be6cbde39d8eb868c93405c73566090 |
| SHA1 | 09a93a29ebf8912f789af5be47d98007bce58643 |
| SHA256 | cb3e649318257769f753a62ad57cd84b42acdeaa70115cf73078cd2dff725ad5 |
| SHA512 | 7f1eb37eccbd98195b91984014c640defbe04271d147cb3e83454d6b5f68cfcee180fc8cfa6f5ac37f034ec7008d27776a43f2a666c281d75bda48505f0fb4a7 |
memory/4516-12-0x0000000074930000-0x0000000074EE1000-memory.dmp
memory/4028-13-0x0000000074930000-0x0000000074EE1000-memory.dmp
memory/4516-14-0x0000000074930000-0x0000000074EE1000-memory.dmp
memory/4516-15-0x0000000074930000-0x0000000074EE1000-memory.dmp