Analysis Overview
SHA256
da5bbdd28399e0d1aca7bda89e4b3855d1582ca96fb784957602d114ff02929a
Threat Level: Known bad
The file da5bbdd28399e0d1aca7bda89e4b3855d1582ca96fb784957602d114ff02929a was found to be: Known bad.
Malicious Activity Summary
Njrat family
njRAT/Bladabindi
Modifies Windows Firewall
Loads dropped DLL
Executes dropped EXE
Drops startup file
Checks computer location settings
Adds Run key to start application
Enumerates physical storage devices
Event Triggered Execution: Netsh Helper DLL
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-09-01 03:40
Signatures
Njrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-01 03:40
Reported
2024-09-01 03:43
Platform
win7-20240708-en
Max time kernel
149s
Max time network
140s
Command Line
Signatures
njRAT/Bladabindi
Modifies Windows Firewall
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\netsh.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\e0173ebd8733c2357407c4966d6856f1.exe | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\e0173ebd8733c2357407c4966d6856f1.exe | C:\Users\Admin\AppData\Local\Temp\server.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\da5bbdd28399e0d1aca7bda89e4b3855d1582ca96fb784957602d114ff02929a.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000\Software\Microsoft\Windows\CurrentVersion\Run\e0173ebd8733c2357407c4966d6856f1 = "\"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\e0173ebd8733c2357407c4966d6856f1 = "\"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\da5bbdd28399e0d1aca7bda89e4b3855d1582ca96fb784957602d114ff02929a.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\da5bbdd28399e0d1aca7bda89e4b3855d1582ca96fb784957602d114ff02929a.exe
"C:\Users\Admin\AppData\Local\Temp\da5bbdd28399e0d1aca7bda89e4b3855d1582ca96fb784957602d114ff02929a.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 | 192.168.11.184:5552 | tcp | |
| N/A | 192.168.11.184:5552 | tcp | |
| N/A | 192.168.11.184:5552 | tcp | |
| N/A | 192.168.11.184:5552 | tcp | |
| N/A | 192.168.11.184:5552 | tcp | |
| N/A | 192.168.11.184:5552 | tcp |
Files
memory/2408-0-0x00000000742D1000-0x00000000742D2000-memory.dmp
memory/2408-1-0x00000000742D0000-0x000000007487B000-memory.dmp
memory/2408-2-0x00000000742D0000-0x000000007487B000-memory.dmp
\Users\Admin\AppData\Local\Temp\server.exe
| MD5 | 692f22cbe9a5fac0fe6728065fd2882a |
| SHA1 | 9bbce26a395a09f96e03cbf14151127b69b6831d |
| SHA256 | da5bbdd28399e0d1aca7bda89e4b3855d1582ca96fb784957602d114ff02929a |
| SHA512 | 7757f5d566f0c5903f23b9299b11d7450254096c6c611196b2fd53a4630f6cb1c85317db99532d19ab38f2c50d839f0d8c6de0cadda8a6676c87d72961efb6fd |
memory/2408-10-0x00000000742D0000-0x000000007487B000-memory.dmp
memory/1916-11-0x00000000742D0000-0x000000007487B000-memory.dmp
memory/1916-12-0x00000000742D0000-0x000000007487B000-memory.dmp
memory/1916-14-0x00000000742D0000-0x000000007487B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-01 03:40
Reported
2024-09-01 03:43
Platform
win10v2004-20240802-en
Max time kernel
149s
Max time network
147s
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-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\da5bbdd28399e0d1aca7bda89e4b3855d1582ca96fb784957602d114ff02929a.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\e0173ebd8733c2357407c4966d6856f1.exe | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\e0173ebd8733c2357407c4966d6856f1.exe | C:\Users\Admin\AppData\Local\Temp\server.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\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\e0173ebd8733c2357407c4966d6856f1 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\e0173ebd8733c2357407c4966d6856f1 = "\"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\da5bbdd28399e0d1aca7bda89e4b3855d1582ca96fb784957602d114ff02929a.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 800 wrote to memory of 3744 | N/A | C:\Users\Admin\AppData\Local\Temp\da5bbdd28399e0d1aca7bda89e4b3855d1582ca96fb784957602d114ff02929a.exe | C:\Users\Admin\AppData\Local\Temp\server.exe |
| PID 800 wrote to memory of 3744 | N/A | C:\Users\Admin\AppData\Local\Temp\da5bbdd28399e0d1aca7bda89e4b3855d1582ca96fb784957602d114ff02929a.exe | C:\Users\Admin\AppData\Local\Temp\server.exe |
| PID 800 wrote to memory of 3744 | N/A | C:\Users\Admin\AppData\Local\Temp\da5bbdd28399e0d1aca7bda89e4b3855d1582ca96fb784957602d114ff02929a.exe | C:\Users\Admin\AppData\Local\Temp\server.exe |
| PID 3744 wrote to memory of 3796 | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 3744 wrote to memory of 3796 | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 3744 wrote to memory of 3796 | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\da5bbdd28399e0d1aca7bda89e4b3855d1582ca96fb784957602d114ff02929a.exe
"C:\Users\Admin\AppData\Local\Temp\da5bbdd28399e0d1aca7bda89e4b3855d1582ca96fb784957602d114ff02929a.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 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| N/A | 192.168.11.184:5552 | tcp | |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 65.139.73.23.in-addr.arpa | udp |
| N/A | 192.168.11.184:5552 | tcp | |
| N/A | 192.168.11.184:5552 | tcp | |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| N/A | 192.168.11.184:5552 | tcp | |
| US | 8.8.8.8:53 | 30.243.111.52.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 |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| N/A | 192.168.11.184:5552 | tcp | |
| N/A | 192.168.11.184:5552 | tcp |
Files
memory/800-0-0x00000000752F2000-0x00000000752F3000-memory.dmp
memory/800-1-0x00000000752F0000-0x00000000758A1000-memory.dmp
memory/800-2-0x00000000752F0000-0x00000000758A1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\server.exe
| MD5 | 692f22cbe9a5fac0fe6728065fd2882a |
| SHA1 | 9bbce26a395a09f96e03cbf14151127b69b6831d |
| SHA256 | da5bbdd28399e0d1aca7bda89e4b3855d1582ca96fb784957602d114ff02929a |
| SHA512 | 7757f5d566f0c5903f23b9299b11d7450254096c6c611196b2fd53a4630f6cb1c85317db99532d19ab38f2c50d839f0d8c6de0cadda8a6676c87d72961efb6fd |
memory/3744-12-0x00000000752F0000-0x00000000758A1000-memory.dmp
memory/800-13-0x00000000752F0000-0x00000000758A1000-memory.dmp
memory/3744-14-0x00000000752F0000-0x00000000758A1000-memory.dmp
memory/3744-16-0x00000000752F0000-0x00000000758A1000-memory.dmp