Analysis Overview
SHA256
aed38ef8dd1b370b4138f1ea172fbf3ff38c69e99c09f221be431b67d5d2490b
Threat Level: Known bad
The file a5480b9823c793550c8180bedab9fbe0N was found to be: Known bad.
Malicious Activity Summary
njRAT/Bladabindi
Modifies Windows Firewall
Drops startup file
.NET Reactor proctector
Adds Run key to start application
Event Triggered Execution: Netsh Helper DLL
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-27 03:24
Signatures
.NET Reactor proctector
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-27 03:24
Reported
2024-08-27 03:26
Platform
win7-20240705-en
Max time kernel
119s
Max time network
116s
Command Line
Signatures
njRAT/Bladabindi
Modifies Windows Firewall
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\netsh.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\3323b9ea64c074ec4c4f854b5aa57bc2.exe | C:\Users\Admin\AppData\Local\Temp\a5480b9823c793550c8180bedab9fbe0N.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\3323b9ea64c074ec4c4f854b5aa57bc2.exe | C:\Users\Admin\AppData\Local\Temp\a5480b9823c793550c8180bedab9fbe0N.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\3323b9ea64c074ec4c4f854b5aa57bc2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\a5480b9823c793550c8180bedab9fbe0N.exe\" .." | C:\Users\Admin\AppData\Local\Temp\a5480b9823c793550c8180bedab9fbe0N.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\3323b9ea64c074ec4c4f854b5aa57bc2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\a5480b9823c793550c8180bedab9fbe0N.exe\" .." | C:\Users\Admin\AppData\Local\Temp\a5480b9823c793550c8180bedab9fbe0N.exe | N/A |
Event Triggered Execution: Netsh Helper DLL
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh | C:\Windows\system32\netsh.exe | N/A |
| Key queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh | C:\Windows\system32\netsh.exe | N/A |
| Key value enumerated | \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh | C:\Windows\system32\netsh.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2788 wrote to memory of 2776 | N/A | C:\Users\Admin\AppData\Local\Temp\a5480b9823c793550c8180bedab9fbe0N.exe | C:\Windows\system32\netsh.exe |
| PID 2788 wrote to memory of 2776 | N/A | C:\Users\Admin\AppData\Local\Temp\a5480b9823c793550c8180bedab9fbe0N.exe | C:\Windows\system32\netsh.exe |
| PID 2788 wrote to memory of 2776 | N/A | C:\Users\Admin\AppData\Local\Temp\a5480b9823c793550c8180bedab9fbe0N.exe | C:\Windows\system32\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\a5480b9823c793550c8180bedab9fbe0N.exe
"C:\Users\Admin\AppData\Local\Temp\a5480b9823c793550c8180bedab9fbe0N.exe"
C:\Windows\system32\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\a5480b9823c793550c8180bedab9fbe0N.exe" "a5480b9823c793550c8180bedab9fbe0N.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | ouss.freedynamicdns.net | udp |
| MA | 160.179.97.13:1998 | ouss.freedynamicdns.net | tcp |
| MA | 160.179.97.13:1998 | ouss.freedynamicdns.net | tcp |
| MA | 160.179.97.13:1998 | ouss.freedynamicdns.net | tcp |
| US | 8.8.8.8:53 | ouss.freedynamicdns.net | udp |
| MA | 160.179.97.13:1998 | ouss.freedynamicdns.net | tcp |
| MA | 160.179.97.13:1998 | ouss.freedynamicdns.net | tcp |
Files
memory/2788-0-0x000007FEF64AE000-0x000007FEF64AF000-memory.dmp
memory/2788-1-0x000007FEF61F0000-0x000007FEF6B8D000-memory.dmp
memory/2788-2-0x000007FEF61F0000-0x000007FEF6B8D000-memory.dmp
memory/2788-3-0x000007FEF61F0000-0x000007FEF6B8D000-memory.dmp
memory/2788-4-0x0000000000500000-0x0000000000510000-memory.dmp
memory/2788-5-0x000007FEF61F0000-0x000007FEF6B8D000-memory.dmp
memory/2788-6-0x000007FEF61F0000-0x000007FEF6B8D000-memory.dmp
memory/2788-7-0x000007FEF61F0000-0x000007FEF6B8D000-memory.dmp
memory/2788-9-0x000007FEF64AE000-0x000007FEF64AF000-memory.dmp
memory/2788-10-0x000007FEF61F0000-0x000007FEF6B8D000-memory.dmp
memory/2788-11-0x000007FEF61F0000-0x000007FEF6B8D000-memory.dmp
memory/2788-12-0x000007FEF61F0000-0x000007FEF6B8D000-memory.dmp
memory/2788-13-0x000007FEF61F0000-0x000007FEF6B8D000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-27 03:24
Reported
2024-08-27 03:26
Platform
win10v2004-20240802-en
Max time kernel
119s
Max time network
123s
Command Line
Signatures
njRAT/Bladabindi
Modifies Windows Firewall
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SYSTEM32\netsh.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\3323b9ea64c074ec4c4f854b5aa57bc2.exe | C:\Users\Admin\AppData\Local\Temp\a5480b9823c793550c8180bedab9fbe0N.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\3323b9ea64c074ec4c4f854b5aa57bc2.exe | C:\Users\Admin\AppData\Local\Temp\a5480b9823c793550c8180bedab9fbe0N.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\3323b9ea64c074ec4c4f854b5aa57bc2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\a5480b9823c793550c8180bedab9fbe0N.exe\" .." | C:\Users\Admin\AppData\Local\Temp\a5480b9823c793550c8180bedab9fbe0N.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\3323b9ea64c074ec4c4f854b5aa57bc2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\a5480b9823c793550c8180bedab9fbe0N.exe\" .." | C:\Users\Admin\AppData\Local\Temp\a5480b9823c793550c8180bedab9fbe0N.exe | N/A |
Event Triggered Execution: Netsh Helper DLL
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh | C:\Windows\SYSTEM32\netsh.exe | N/A |
| Key queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh | C:\Windows\SYSTEM32\netsh.exe | N/A |
| Key value enumerated | \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh | C:\Windows\SYSTEM32\netsh.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 5072 wrote to memory of 4416 | N/A | C:\Users\Admin\AppData\Local\Temp\a5480b9823c793550c8180bedab9fbe0N.exe | C:\Windows\SYSTEM32\netsh.exe |
| PID 5072 wrote to memory of 4416 | N/A | C:\Users\Admin\AppData\Local\Temp\a5480b9823c793550c8180bedab9fbe0N.exe | C:\Windows\SYSTEM32\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\a5480b9823c793550c8180bedab9fbe0N.exe
"C:\Users\Admin\AppData\Local\Temp\a5480b9823c793550c8180bedab9fbe0N.exe"
C:\Windows\SYSTEM32\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\a5480b9823c793550c8180bedab9fbe0N.exe" "a5480b9823c793550c8180bedab9fbe0N.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.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 | 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 | 10.27.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 4.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ouss.freedynamicdns.net | udp |
| MA | 160.179.97.13:1998 | ouss.freedynamicdns.net | tcp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| MA | 160.179.97.13:1998 | ouss.freedynamicdns.net | tcp |
| US | 8.8.8.8:53 | 147.142.123.92.in-addr.arpa | udp |
| MA | 160.179.97.13:1998 | ouss.freedynamicdns.net | tcp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ouss.freedynamicdns.net | udp |
| MA | 160.179.97.13:1998 | ouss.freedynamicdns.net | 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 | 150.171.28.10:443 | 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 | 57.169.31.20.in-addr.arpa | udp |
| MA | 160.179.97.13:1998 | ouss.freedynamicdns.net | tcp |
Files
memory/5072-0-0x00007FF8F2D25000-0x00007FF8F2D26000-memory.dmp
memory/5072-1-0x00007FF8F2A70000-0x00007FF8F3411000-memory.dmp
memory/5072-2-0x00007FF8F2A70000-0x00007FF8F3411000-memory.dmp
memory/5072-3-0x000000001B860000-0x000000001B906000-memory.dmp
memory/5072-4-0x000000001BDE0000-0x000000001C2AE000-memory.dmp
memory/5072-5-0x000000001C350000-0x000000001C3EC000-memory.dmp
memory/5072-6-0x0000000000EE0000-0x0000000000EE8000-memory.dmp
memory/5072-7-0x000000001C440000-0x000000001C48C000-memory.dmp
memory/5072-8-0x00007FF8F2A70000-0x00007FF8F3411000-memory.dmp
memory/5072-10-0x00007FF8F2A70000-0x00007FF8F3411000-memory.dmp
memory/5072-9-0x0000000001200000-0x0000000001210000-memory.dmp
memory/5072-11-0x00007FF8F2A70000-0x00007FF8F3411000-memory.dmp
memory/5072-12-0x00007FF8F2A70000-0x00007FF8F3411000-memory.dmp
memory/5072-13-0x00007FF8F2D25000-0x00007FF8F2D26000-memory.dmp
memory/5072-14-0x00007FF8F2A70000-0x00007FF8F3411000-memory.dmp
memory/5072-16-0x00007FF8F2A70000-0x00007FF8F3411000-memory.dmp
memory/5072-17-0x00007FF8F2A70000-0x00007FF8F3411000-memory.dmp
memory/5072-18-0x00007FF8F2A70000-0x00007FF8F3411000-memory.dmp