Analysis Overview
SHA256
efbaaae0ce8bde7698f0cc01bd787251519dfe655e42d7642f1795817816f09a
Threat Level: Known bad
The file c30de4674edab2e9a1ae2f65935c0ee9_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Njrat family
Modifies Windows Firewall
Drops startup file
Adds Run key to start application
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
2024-08-26 13:03
Signatures
Njrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-26 13:03
Reported
2024-08-26 13:06
Platform
win7-20240704-en
Max time kernel
149s
Max time network
147s
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 opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\1ced14046d6edf08c4b8228db7954ae1.exe | C:\Users\Admin\AppData\Local\Temp\c30de4674edab2e9a1ae2f65935c0ee9_JaffaCakes118.exe | N/A |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\1ced14046d6edf08c4b8228db7954ae1.exe | C:\Users\Admin\AppData\Local\Temp\c30de4674edab2e9a1ae2f65935c0ee9_JaffaCakes118.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\1ced14046d6edf08c4b8228db7954ae1 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\c30de4674edab2e9a1ae2f65935c0ee9_JaffaCakes118.exe\" .." | C:\Users\Admin\AppData\Local\Temp\c30de4674edab2e9a1ae2f65935c0ee9_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000\Software\Microsoft\Windows\CurrentVersion\Run\1ced14046d6edf08c4b8228db7954ae1 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\c30de4674edab2e9a1ae2f65935c0ee9_JaffaCakes118.exe\" .." | C:\Users\Admin\AppData\Local\Temp\c30de4674edab2e9a1ae2f65935c0ee9_JaffaCakes118.exe | N/A |
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\c30de4674edab2e9a1ae2f65935c0ee9_JaffaCakes118.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 2364 wrote to memory of 2644 | N/A | C:\Users\Admin\AppData\Local\Temp\c30de4674edab2e9a1ae2f65935c0ee9_JaffaCakes118.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2364 wrote to memory of 2644 | N/A | C:\Users\Admin\AppData\Local\Temp\c30de4674edab2e9a1ae2f65935c0ee9_JaffaCakes118.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2364 wrote to memory of 2644 | N/A | C:\Users\Admin\AppData\Local\Temp\c30de4674edab2e9a1ae2f65935c0ee9_JaffaCakes118.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2364 wrote to memory of 2644 | N/A | C:\Users\Admin\AppData\Local\Temp\c30de4674edab2e9a1ae2f65935c0ee9_JaffaCakes118.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\c30de4674edab2e9a1ae2f65935c0ee9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c30de4674edab2e9a1ae2f65935c0ee9_JaffaCakes118.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\c30de4674edab2e9a1ae2f65935c0ee9_JaffaCakes118.exe" "c30de4674edab2e9a1ae2f65935c0ee9_JaffaCakes118.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| N/A | 192.168.35.216:1313 | tcp | |
| N/A | 192.168.35.216:1313 | tcp | |
| N/A | 192.168.35.216:1313 | tcp | |
| N/A | 192.168.35.216:1313 | tcp | |
| N/A | 192.168.35.216:1313 | tcp | |
| N/A | 192.168.35.216:1313 | tcp | |
| N/A | 192.168.35.216:1313 | tcp |
Files
memory/2364-0-0x0000000074C01000-0x0000000074C02000-memory.dmp
memory/2364-1-0x0000000074C00000-0x00000000751AB000-memory.dmp
memory/2364-2-0x0000000074C00000-0x00000000751AB000-memory.dmp
memory/2364-4-0x0000000074C00000-0x00000000751AB000-memory.dmp
memory/2364-5-0x0000000074C00000-0x00000000751AB000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-26 13:03
Reported
2024-08-26 13:06
Platform
win10v2004-20240802-en
Max time kernel
149s
Max time network
149s
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\1ced14046d6edf08c4b8228db7954ae1.exe | C:\Users\Admin\AppData\Local\Temp\c30de4674edab2e9a1ae2f65935c0ee9_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\1ced14046d6edf08c4b8228db7954ae1.exe | C:\Users\Admin\AppData\Local\Temp\c30de4674edab2e9a1ae2f65935c0ee9_JaffaCakes118.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\1ced14046d6edf08c4b8228db7954ae1 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\c30de4674edab2e9a1ae2f65935c0ee9_JaffaCakes118.exe\" .." | C:\Users\Admin\AppData\Local\Temp\c30de4674edab2e9a1ae2f65935c0ee9_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\1ced14046d6edf08c4b8228db7954ae1 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\c30de4674edab2e9a1ae2f65935c0ee9_JaffaCakes118.exe\" .." | C:\Users\Admin\AppData\Local\Temp\c30de4674edab2e9a1ae2f65935c0ee9_JaffaCakes118.exe | N/A |
Event Triggered Execution: Netsh Helper DLL
| Description | Indicator | Process | Target |
| 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 |
| Key queried | \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\c30de4674edab2e9a1ae2f65935c0ee9_JaffaCakes118.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 1724 wrote to memory of 2968 | N/A | C:\Users\Admin\AppData\Local\Temp\c30de4674edab2e9a1ae2f65935c0ee9_JaffaCakes118.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 1724 wrote to memory of 2968 | N/A | C:\Users\Admin\AppData\Local\Temp\c30de4674edab2e9a1ae2f65935c0ee9_JaffaCakes118.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 1724 wrote to memory of 2968 | N/A | C:\Users\Admin\AppData\Local\Temp\c30de4674edab2e9a1ae2f65935c0ee9_JaffaCakes118.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\c30de4674edab2e9a1ae2f65935c0ee9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c30de4674edab2e9a1ae2f65935c0ee9_JaffaCakes118.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\c30de4674edab2e9a1ae2f65935c0ee9_JaffaCakes118.exe" "c30de4674edab2e9a1ae2f65935c0ee9_JaffaCakes118.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 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 72.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 45.19.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 102.144.22.2.in-addr.arpa | udp |
| N/A | 192.168.35.216:1313 | tcp | |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| N/A | 192.168.35.216:1313 | tcp | |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 192.142.123.92.in-addr.arpa | udp |
| N/A | 192.168.35.216:1313 | tcp | |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| N/A | 192.168.35.216:1313 | tcp | |
| N/A | 192.168.35.216:1313 | 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 |
| N/A | 192.168.35.216:1313 | tcp | |
| N/A | 192.168.35.216:1313 | tcp |
Files
memory/1724-0-0x0000000074BB2000-0x0000000074BB3000-memory.dmp
memory/1724-1-0x0000000074BB0000-0x0000000075161000-memory.dmp
memory/1724-2-0x0000000074BB0000-0x0000000075161000-memory.dmp
memory/1724-4-0x0000000074BB2000-0x0000000074BB3000-memory.dmp
memory/1724-5-0x0000000074BB0000-0x0000000075161000-memory.dmp
memory/1724-6-0x0000000074BB0000-0x0000000075161000-memory.dmp