Analysis Overview
SHA256
14f609646adc449fbb8f358e7aefcdc343468d82bb913dcd4d50cbb01c6b3312
Threat Level: Known bad
The file bb540ca02e338d2a4a86785776f780c5.bin was found to be: Known bad.
Malicious Activity Summary
Njrat family
Modifies Windows Firewall
Legitimate hosting services abused for malware hosting/C2
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-02-29 03:17
Signatures
Njrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-02-29 03:17
Reported
2024-02-29 03:19
Platform
win7-20240220-en
Max time kernel
149s
Max time network
150s
Command Line
Signatures
Modifies Windows Firewall
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\netsh.exe | N/A |
Legitimate hosting services abused for malware hosting/C2
| Description | Indicator | Process | Target |
| N/A | 0.tcp.eu.ngrok.io | N/A | N/A |
| N/A | 0.tcp.eu.ngrok.io | N/A | N/A |
| N/A | 0.tcp.eu.ngrok.io | N/A | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1992 wrote to memory of 2976 | N/A | C:\Users\Admin\AppData\Local\Temp\55445ef6261ed803ea65e9cb491d50a6884903f8301da5ca1b9449dad4de8612.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 1992 wrote to memory of 2976 | N/A | C:\Users\Admin\AppData\Local\Temp\55445ef6261ed803ea65e9cb491d50a6884903f8301da5ca1b9449dad4de8612.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 1992 wrote to memory of 2976 | N/A | C:\Users\Admin\AppData\Local\Temp\55445ef6261ed803ea65e9cb491d50a6884903f8301da5ca1b9449dad4de8612.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 1992 wrote to memory of 2976 | N/A | C:\Users\Admin\AppData\Local\Temp\55445ef6261ed803ea65e9cb491d50a6884903f8301da5ca1b9449dad4de8612.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\55445ef6261ed803ea65e9cb491d50a6884903f8301da5ca1b9449dad4de8612.exe
"C:\Users\Admin\AppData\Local\Temp\55445ef6261ed803ea65e9cb491d50a6884903f8301da5ca1b9449dad4de8612.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\55445ef6261ed803ea65e9cb491d50a6884903f8301da5ca1b9449dad4de8612.exe" "55445ef6261ed803ea65e9cb491d50a6884903f8301da5ca1b9449dad4de8612.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 0.tcp.eu.ngrok.io | udp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 0.tcp.eu.ngrok.io | udp |
| DE | 3.124.142.205:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.124.142.205:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.124.142.205:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.124.142.205:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.124.142.205:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.124.142.205:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.124.142.205:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.124.142.205:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.124.142.205:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.124.142.205:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.124.142.205:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.124.142.205:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.124.142.205:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.124.142.205:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.124.142.205:15451 | 0.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 0.tcp.eu.ngrok.io | udp |
| DE | 3.125.209.94:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.209.94:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.209.94:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.209.94:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.209.94:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.209.94:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.209.94:15451 | 0.tcp.eu.ngrok.io | tcp |
Files
memory/1992-0-0x00000000741A0000-0x000000007474B000-memory.dmp
memory/1992-2-0x0000000002280000-0x00000000022C0000-memory.dmp
memory/1992-1-0x00000000741A0000-0x000000007474B000-memory.dmp
memory/1992-3-0x00000000741A0000-0x000000007474B000-memory.dmp
memory/1992-4-0x00000000741A0000-0x000000007474B000-memory.dmp
memory/1992-5-0x0000000002280000-0x00000000022C0000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-02-29 03:17
Reported
2024-02-29 03:19
Platform
win10v2004-20240226-en
Max time kernel
150s
Max time network
150s
Command Line
Signatures
Modifies Windows Firewall
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\netsh.exe | N/A |
Legitimate hosting services abused for malware hosting/C2
| Description | Indicator | Process | Target |
| N/A | 0.tcp.eu.ngrok.io | N/A | N/A |
| N/A | 0.tcp.eu.ngrok.io | N/A | N/A |
| N/A | 0.tcp.eu.ngrok.io | N/A | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3748 wrote to memory of 3192 | N/A | C:\Users\Admin\AppData\Local\Temp\55445ef6261ed803ea65e9cb491d50a6884903f8301da5ca1b9449dad4de8612.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 3748 wrote to memory of 3192 | N/A | C:\Users\Admin\AppData\Local\Temp\55445ef6261ed803ea65e9cb491d50a6884903f8301da5ca1b9449dad4de8612.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 3748 wrote to memory of 3192 | N/A | C:\Users\Admin\AppData\Local\Temp\55445ef6261ed803ea65e9cb491d50a6884903f8301da5ca1b9449dad4de8612.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\55445ef6261ed803ea65e9cb491d50a6884903f8301da5ca1b9449dad4de8612.exe
"C:\Users\Admin\AppData\Local\Temp\55445ef6261ed803ea65e9cb491d50a6884903f8301da5ca1b9449dad4de8612.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\55445ef6261ed803ea65e9cb491d50a6884903f8301da5ca1b9449dad4de8612.exe" "55445ef6261ed803ea65e9cb491d50a6884903f8301da5ca1b9449dad4de8612.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 71.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.tcp.eu.ngrok.io | udp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 194.178.17.96.in-addr.arpa | udp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 0.tcp.eu.ngrok.io | udp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 180.178.17.96.in-addr.arpa | udp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:15451 | 0.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 0.tcp.eu.ngrok.io | udp |
| DE | 3.125.209.94:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.209.94:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.209.94:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.209.94:15451 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.209.94:15451 | 0.tcp.eu.ngrok.io | tcp |
Files
memory/3748-0-0x0000000074780000-0x0000000074D31000-memory.dmp
memory/3748-1-0x0000000074780000-0x0000000074D31000-memory.dmp
memory/3748-2-0x0000000001100000-0x0000000001110000-memory.dmp
memory/3748-3-0x0000000074780000-0x0000000074D31000-memory.dmp
memory/3748-4-0x0000000074780000-0x0000000074D31000-memory.dmp