Analysis Overview
SHA256
f67be796c76c62a9b4763403ebbb62ceb07d567f1c76386445fb99b7f807d46d
Threat Level: Known bad
The file Server.exe was found to be: Known bad.
Malicious Activity Summary
njRAT/Bladabindi
Njrat family
Modifies Windows Firewall
Executes dropped EXE
Loads dropped DLL
Checks computer location settings
Drops startup file
Adds Run key to start application
Drops autorun.inf file
Unsigned PE
Event Triggered Execution: Netsh Helper DLL
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-07-20 11:19
Signatures
Njrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral3
Detonation Overview
Submitted
2024-07-20 11:19
Reported
2024-07-20 11:23
Platform
win10v2004-20240709-en
Max time kernel
210s
Max time network
208s
Command Line
Signatures
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-1-5-21-2990742725-2267136959-192470804-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\Server.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ff08ef465dd80a9af68f3e1ab659a49e.exe | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ff08ef465dd80a9af68f3e1ab659a49e.exe | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2990742725-2267136959-192470804-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ff08ef465dd80a9af68f3e1ab659a49e = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.exe\" .." | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ff08ef465dd80a9af68f3e1ab659a49e = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.exe\" .." | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
Drops autorun.inf file
| Description | Indicator | Process | Target |
| File created | C:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
| File opened for modification | C:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
| File created | D:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
| File created | F:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
| File opened for modification | F:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\System.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 |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2848 wrote to memory of 2812 | N/A | C:\Users\Admin\AppData\Local\Temp\Server.exe | C:\Users\Admin\AppData\Local\Temp\System.exe |
| PID 2848 wrote to memory of 2812 | N/A | C:\Users\Admin\AppData\Local\Temp\Server.exe | C:\Users\Admin\AppData\Local\Temp\System.exe |
| PID 2848 wrote to memory of 2812 | N/A | C:\Users\Admin\AppData\Local\Temp\Server.exe | C:\Users\Admin\AppData\Local\Temp\System.exe |
| PID 2812 wrote to memory of 1212 | N/A | C:\Users\Admin\AppData\Local\Temp\System.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2812 wrote to memory of 1212 | N/A | C:\Users\Admin\AppData\Local\Temp\System.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2812 wrote to memory of 1212 | N/A | C:\Users\Admin\AppData\Local\Temp\System.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\Server.exe
"C:\Users\Admin\AppData\Local\Temp\Server.exe"
C:\Users\Admin\AppData\Local\Temp\System.exe
"C:\Users\Admin\AppData\Local\Temp\System.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\System.exe" "System.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 73.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 147.185.221.21:19455 | tcp | |
| US | 8.8.8.8:53 | 21.221.185.147.in-addr.arpa | udp |
| US | 147.185.221.21:19455 | tcp | |
| US | 147.185.221.21:19455 | 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 | 147.142.123.92.in-addr.arpa | udp |
| US | 147.185.221.21:19455 | 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 |
| US | 147.185.221.21:19455 | tcp | |
| US | 52.111.227.13:443 | tcp | |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 147.185.221.21:19455 | tcp | |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 147.185.221.21:19455 | tcp | |
| US | 147.185.221.21:19455 | tcp | |
| US | 147.185.221.21:19455 | tcp | |
| US | 147.185.221.21:19455 | tcp | |
| US | 147.185.221.21:19455 | tcp |
Files
memory/2848-0-0x00000000748F2000-0x00000000748F3000-memory.dmp
memory/2848-1-0x00000000748F0000-0x0000000074EA1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\System.exe
| MD5 | 83d83edd49fbe175f330b855135b7812 |
| SHA1 | 7a88ba7b0b6f44af5945ee5aa0494f84b0b78e25 |
| SHA256 | f67be796c76c62a9b4763403ebbb62ceb07d567f1c76386445fb99b7f807d46d |
| SHA512 | 9a66de9e038234a36b8b3912ebe931c4fc0d839fb71bbd95014e3fbd4ebaeeda45fd2ed462e18cdef1edf2a9247b04ee90e1d185020a789457b01b90e3f4fd71 |
memory/2848-11-0x00000000748F0000-0x0000000074EA1000-memory.dmp
memory/2812-12-0x00000000748F0000-0x0000000074EA1000-memory.dmp
memory/2812-13-0x00000000748F0000-0x0000000074EA1000-memory.dmp
memory/2812-23-0x00000000748F0000-0x0000000074EA1000-memory.dmp
memory/2812-24-0x00000000748F0000-0x0000000074EA1000-memory.dmp
memory/2812-25-0x00000000748F0000-0x0000000074EA1000-memory.dmp
memory/2812-26-0x00000000748F0000-0x0000000074EA1000-memory.dmp
Analysis: behavioral4
Detonation Overview
Submitted
2024-07-20 11:19
Reported
2024-07-20 11:23
Platform
win11-20240709-en
Max time kernel
210s
Max time network
212s
Command Line
Signatures
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\ff08ef465dd80a9af68f3e1ab659a49e.exe | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ff08ef465dd80a9af68f3e1ab659a49e.exe | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-514081398-208714212-3319599467-1000\Software\Microsoft\Windows\CurrentVersion\Run\ff08ef465dd80a9af68f3e1ab659a49e = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.exe\" .." | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ff08ef465dd80a9af68f3e1ab659a49e = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.exe\" .." | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
Drops autorun.inf file
| Description | Indicator | Process | Target |
| File created | C:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
| File opened for modification | C:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
| File created | D:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
| File created | F:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
| File opened for modification | F:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\System.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 |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 5644 wrote to memory of 2616 | N/A | C:\Users\Admin\AppData\Local\Temp\Server.exe | C:\Users\Admin\AppData\Local\Temp\System.exe |
| PID 5644 wrote to memory of 2616 | N/A | C:\Users\Admin\AppData\Local\Temp\Server.exe | C:\Users\Admin\AppData\Local\Temp\System.exe |
| PID 5644 wrote to memory of 2616 | N/A | C:\Users\Admin\AppData\Local\Temp\Server.exe | C:\Users\Admin\AppData\Local\Temp\System.exe |
| PID 2616 wrote to memory of 3516 | N/A | C:\Users\Admin\AppData\Local\Temp\System.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2616 wrote to memory of 3516 | N/A | C:\Users\Admin\AppData\Local\Temp\System.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2616 wrote to memory of 3516 | N/A | C:\Users\Admin\AppData\Local\Temp\System.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\Server.exe
"C:\Users\Admin\AppData\Local\Temp\Server.exe"
C:\Users\Admin\AppData\Local\Temp\System.exe
"C:\Users\Admin\AppData\Local\Temp\System.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\System.exe" "System.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| US | 147.185.221.21:19455 | tcp | |
| US | 8.8.8.8:53 | 21.221.185.147.in-addr.arpa | udp |
| US | 147.185.221.21:19455 | tcp | |
| US | 147.185.221.21:19455 | tcp | |
| US | 147.185.221.21:19455 | tcp | |
| US | 147.185.221.21:19455 | tcp | |
| US | 147.185.221.21:19455 | tcp | |
| US | 147.185.221.21:19455 | tcp | |
| US | 147.185.221.21:19455 | tcp | |
| US | 147.185.221.21:19455 | tcp | |
| US | 147.185.221.21:19455 | tcp | |
| US | 147.185.221.21:19455 | tcp |
Files
memory/5644-0-0x0000000074941000-0x0000000074942000-memory.dmp
memory/5644-1-0x0000000074940000-0x0000000074EF1000-memory.dmp
memory/5644-2-0x0000000074940000-0x0000000074EF1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\System.exe
| MD5 | 83d83edd49fbe175f330b855135b7812 |
| SHA1 | 7a88ba7b0b6f44af5945ee5aa0494f84b0b78e25 |
| SHA256 | f67be796c76c62a9b4763403ebbb62ceb07d567f1c76386445fb99b7f807d46d |
| SHA512 | 9a66de9e038234a36b8b3912ebe931c4fc0d839fb71bbd95014e3fbd4ebaeeda45fd2ed462e18cdef1edf2a9247b04ee90e1d185020a789457b01b90e3f4fd71 |
memory/5644-12-0x0000000074940000-0x0000000074EF1000-memory.dmp
memory/2616-14-0x0000000074940000-0x0000000074EF1000-memory.dmp
memory/2616-13-0x0000000074940000-0x0000000074EF1000-memory.dmp
memory/2616-24-0x0000000074940000-0x0000000074EF1000-memory.dmp
memory/2616-25-0x0000000074940000-0x0000000074EF1000-memory.dmp
memory/2616-26-0x0000000074940000-0x0000000074EF1000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-20 11:19
Reported
2024-07-20 11:23
Platform
win7-20240708-en
Max time kernel
210s
Max time network
210s
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\ff08ef465dd80a9af68f3e1ab659a49e.exe | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ff08ef465dd80a9af68f3e1ab659a49e.exe | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Server.exe | N/A |
| 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-1-5-21-940600906-3464502421-4240639183-1000\Software\Microsoft\Windows\CurrentVersion\Run\ff08ef465dd80a9af68f3e1ab659a49e = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.exe\" .." | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ff08ef465dd80a9af68f3e1ab659a49e = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.exe\" .." | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
Drops autorun.inf file
| Description | Indicator | Process | Target |
| File opened for modification | F:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
| File created | C:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
| File opened for modification | C:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
| File created | D:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
| File created | F:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\System.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 |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2984 wrote to memory of 2652 | N/A | C:\Users\Admin\AppData\Local\Temp\Server.exe | C:\Users\Admin\AppData\Local\Temp\System.exe |
| PID 2984 wrote to memory of 2652 | N/A | C:\Users\Admin\AppData\Local\Temp\Server.exe | C:\Users\Admin\AppData\Local\Temp\System.exe |
| PID 2984 wrote to memory of 2652 | N/A | C:\Users\Admin\AppData\Local\Temp\Server.exe | C:\Users\Admin\AppData\Local\Temp\System.exe |
| PID 2984 wrote to memory of 2652 | N/A | C:\Users\Admin\AppData\Local\Temp\Server.exe | C:\Users\Admin\AppData\Local\Temp\System.exe |
| PID 2652 wrote to memory of 2856 | N/A | C:\Users\Admin\AppData\Local\Temp\System.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2652 wrote to memory of 2856 | N/A | C:\Users\Admin\AppData\Local\Temp\System.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2652 wrote to memory of 2856 | N/A | C:\Users\Admin\AppData\Local\Temp\System.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2652 wrote to memory of 2856 | N/A | C:\Users\Admin\AppData\Local\Temp\System.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\Server.exe
"C:\Users\Admin\AppData\Local\Temp\Server.exe"
C:\Users\Admin\AppData\Local\Temp\System.exe
"C:\Users\Admin\AppData\Local\Temp\System.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\System.exe" "System.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| US | 147.185.221.21:19455 | tcp | |
| US | 147.185.221.21:19455 | tcp | |
| US | 147.185.221.21:19455 | tcp | |
| US | 147.185.221.21:19455 | tcp | |
| US | 147.185.221.21:19455 | tcp | |
| US | 147.185.221.21:19455 | tcp | |
| US | 147.185.221.21:19455 | tcp | |
| US | 147.185.221.21:19455 | tcp | |
| US | 147.185.221.21:19455 | tcp | |
| US | 147.185.221.21:19455 | tcp | |
| US | 147.185.221.21:19455 | tcp |
Files
memory/2984-0-0x0000000074CD1000-0x0000000074CD2000-memory.dmp
memory/2984-2-0x0000000074CD0000-0x000000007527B000-memory.dmp
memory/2984-1-0x0000000074CD0000-0x000000007527B000-memory.dmp
\Users\Admin\AppData\Local\Temp\System.exe
| MD5 | 83d83edd49fbe175f330b855135b7812 |
| SHA1 | 7a88ba7b0b6f44af5945ee5aa0494f84b0b78e25 |
| SHA256 | f67be796c76c62a9b4763403ebbb62ceb07d567f1c76386445fb99b7f807d46d |
| SHA512 | 9a66de9e038234a36b8b3912ebe931c4fc0d839fb71bbd95014e3fbd4ebaeeda45fd2ed462e18cdef1edf2a9247b04ee90e1d185020a789457b01b90e3f4fd71 |
memory/2652-13-0x0000000074CD0000-0x000000007527B000-memory.dmp
memory/2984-14-0x0000000074CD0000-0x000000007527B000-memory.dmp
memory/2652-24-0x0000000074CD0000-0x000000007527B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-20 11:19
Reported
2024-07-20 11:23
Platform
win10-20240404-en
Max time kernel
209s
Max time network
207s
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\ff08ef465dd80a9af68f3e1ab659a49e.exe | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ff08ef465dd80a9af68f3e1ab659a49e.exe | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3968772205-1713802336-1776639840-1000\Software\Microsoft\Windows\CurrentVersion\Run\ff08ef465dd80a9af68f3e1ab659a49e = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.exe\" .." | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ff08ef465dd80a9af68f3e1ab659a49e = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.exe\" .." | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
Drops autorun.inf file
| Description | Indicator | Process | Target |
| File created | C:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
| File opened for modification | C:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
| File created | D:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
| File created | F:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
| File opened for modification | F:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\System.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 |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\System.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3012 wrote to memory of 164 | N/A | C:\Users\Admin\AppData\Local\Temp\Server.exe | C:\Users\Admin\AppData\Local\Temp\System.exe |
| PID 3012 wrote to memory of 164 | N/A | C:\Users\Admin\AppData\Local\Temp\Server.exe | C:\Users\Admin\AppData\Local\Temp\System.exe |
| PID 3012 wrote to memory of 164 | N/A | C:\Users\Admin\AppData\Local\Temp\Server.exe | C:\Users\Admin\AppData\Local\Temp\System.exe |
| PID 164 wrote to memory of 4432 | N/A | C:\Users\Admin\AppData\Local\Temp\System.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 164 wrote to memory of 4432 | N/A | C:\Users\Admin\AppData\Local\Temp\System.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 164 wrote to memory of 4432 | N/A | C:\Users\Admin\AppData\Local\Temp\System.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\Server.exe
"C:\Users\Admin\AppData\Local\Temp\Server.exe"
C:\Users\Admin\AppData\Local\Temp\System.exe
"C:\Users\Admin\AppData\Local\Temp\System.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\System.exe" "System.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| US | 147.185.221.21:19455 | tcp | |
| US | 8.8.8.8:53 | 21.221.185.147.in-addr.arpa | udp |
| US | 147.185.221.21:19455 | tcp | |
| US | 147.185.221.21:19455 | tcp | |
| US | 147.185.221.21:19455 | tcp | |
| US | 52.111.227.14:443 | tcp | |
| US | 147.185.221.21:19455 | tcp | |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
| US | 147.185.221.21:19455 | tcp | |
| US | 147.185.221.21:19455 | tcp | |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 85.65.42.20.in-addr.arpa | udp |
| US | 147.185.221.21:19455 | tcp | |
| US | 147.185.221.21:19455 | tcp | |
| US | 147.185.221.21:19455 | tcp | |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 147.185.221.21:19455 | tcp |
Files
memory/3012-0-0x0000000073BA1000-0x0000000073BA2000-memory.dmp
memory/3012-1-0x0000000073BA0000-0x0000000074150000-memory.dmp
memory/3012-2-0x0000000073BA0000-0x0000000074150000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\System.exe
| MD5 | 83d83edd49fbe175f330b855135b7812 |
| SHA1 | 7a88ba7b0b6f44af5945ee5aa0494f84b0b78e25 |
| SHA256 | f67be796c76c62a9b4763403ebbb62ceb07d567f1c76386445fb99b7f807d46d |
| SHA512 | 9a66de9e038234a36b8b3912ebe931c4fc0d839fb71bbd95014e3fbd4ebaeeda45fd2ed462e18cdef1edf2a9247b04ee90e1d185020a789457b01b90e3f4fd71 |
memory/3012-9-0x0000000073BA0000-0x0000000074150000-memory.dmp
memory/164-10-0x0000000073BA0000-0x0000000074150000-memory.dmp
memory/164-11-0x0000000073BA0000-0x0000000074150000-memory.dmp
memory/164-21-0x0000000073BA0000-0x0000000074150000-memory.dmp