Analysis Overview
SHA256
c057b20168f138304c491aad769453c92851c3b119662715c49b8ae66881d3d7
Threat Level: Known bad
The file c3f164e066b7f20fffd8df364fc40266_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Njrat family
Modifies Windows Firewall
Drops startup file
Adds Run key to start application
Drops autorun.inf file
System Location Discovery: System Language Discovery
Unsigned PE
Event Triggered Execution: Netsh Helper DLL
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: GetForegroundWindowSpam
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-26 22:42
Signatures
Njrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-26 22:42
Reported
2024-08-26 22:45
Platform
win10v2004-20240802-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 |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\b3606c5f97d6501fbc87e008a24eb48c.exe | C:\Users\Admin\AppData\Local\Temp\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\b3606c5f97d6501fbc87e008a24eb48c.exe | C:\Users\Admin\AppData\Local\Temp\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\b3606c5f97d6501fbc87e008a24eb48c = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe\" .." | C:\Users\Admin\AppData\Local\Temp\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\b3606c5f97d6501fbc87e008a24eb48c = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe\" .." | C:\Users\Admin\AppData\Local\Temp\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe | N/A |
Drops autorun.inf file
| Description | Indicator | Process | Target |
| File created | C:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe | N/A |
| File opened for modification | C:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe | N/A |
| File created | D:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe | N/A |
| File created | F:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe | N/A |
| File opened for modification | F:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\c3f164e066b7f20fffd8df364fc40266_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\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | 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\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3964 wrote to memory of 4292 | N/A | C:\Users\Admin\AppData\Local\Temp\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 3964 wrote to memory of 4292 | N/A | C:\Users\Admin\AppData\Local\Temp\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 3964 wrote to memory of 4292 | N/A | C:\Users\Admin\AppData\Local\Temp\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe" "c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 45.19.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | manakailia.hopto.org | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | manakailia.hopto.org | udp |
| US | 8.8.8.8:53 | manakailia.hopto.org | udp |
| US | 8.8.8.8:53 | manakailia.hopto.org | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | manakailia.hopto.org | udp |
| US | 8.8.8.8:53 | manakailia.hopto.org | udp |
| US | 8.8.8.8:53 | manakailia.hopto.org | udp |
| US | 8.8.8.8:53 | manakailia.hopto.org | udp |
| US | 8.8.8.8:53 | manakailia.hopto.org | udp |
| US | 8.8.8.8:53 | manakailia.hopto.org | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | manakailia.hopto.org | udp |
| US | 8.8.8.8:53 | manakailia.hopto.org | udp |
| US | 8.8.8.8:53 | manakailia.hopto.org | udp |
| US | 8.8.8.8:53 | manakailia.hopto.org | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | manakailia.hopto.org | udp |
| US | 8.8.8.8:53 | manakailia.hopto.org | 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 | 10.28.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | manakailia.hopto.org | udp |
| US | 8.8.8.8:53 | manakailia.hopto.org | udp |
| US | 8.8.8.8:53 | manakailia.hopto.org | udp |
| US | 8.8.8.8:53 | manakailia.hopto.org | udp |
| US | 8.8.8.8:53 | manakailia.hopto.org | udp |
| US | 8.8.8.8:53 | manakailia.hopto.org | udp |
| US | 8.8.8.8:53 | manakailia.hopto.org | udp |
| US | 8.8.8.8:53 | manakailia.hopto.org | udp |
Files
memory/3964-0-0x0000000074C72000-0x0000000074C73000-memory.dmp
memory/3964-1-0x0000000074C70000-0x0000000075221000-memory.dmp
memory/3964-2-0x0000000074C70000-0x0000000075221000-memory.dmp
F:\svchost.exe
| MD5 | c3f164e066b7f20fffd8df364fc40266 |
| SHA1 | 85133f66865acaf84901e93a18477277497ee725 |
| SHA256 | c057b20168f138304c491aad769453c92851c3b119662715c49b8ae66881d3d7 |
| SHA512 | 1cc683df9225a6588011f28942762030f0d94ba36fe4226447e7e0f46c5dc15231d274000695df35cdba4094612a1adb07c688cdd67aadc7070299af45f73a29 |
memory/3964-12-0x0000000074C72000-0x0000000074C73000-memory.dmp
memory/3964-13-0x0000000074C70000-0x0000000075221000-memory.dmp
memory/3964-14-0x0000000074C70000-0x0000000075221000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-26 22:42
Reported
2024-08-26 22:45
Platform
win7-20240708-en
Max time kernel
149s
Max time network
121s
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\b3606c5f97d6501fbc87e008a24eb48c.exe | C:\Users\Admin\AppData\Local\Temp\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\b3606c5f97d6501fbc87e008a24eb48c.exe | C:\Users\Admin\AppData\Local\Temp\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows\CurrentVersion\Run\b3606c5f97d6501fbc87e008a24eb48c = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe\" .." | C:\Users\Admin\AppData\Local\Temp\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\b3606c5f97d6501fbc87e008a24eb48c = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe\" .." | C:\Users\Admin\AppData\Local\Temp\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe | N/A |
Drops autorun.inf file
| Description | Indicator | Process | Target |
| File created | D:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe | N/A |
| File created | F:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe | N/A |
| File opened for modification | F:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe | N/A |
| File created | C:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe | N/A |
| File opened for modification | C:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\c3f164e066b7f20fffd8df364fc40266_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:\Windows\SysWOW64\netsh.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2360 wrote to memory of 2100 | N/A | C:\Users\Admin\AppData\Local\Temp\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2360 wrote to memory of 2100 | N/A | C:\Users\Admin\AppData\Local\Temp\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2360 wrote to memory of 2100 | N/A | C:\Users\Admin\AppData\Local\Temp\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2360 wrote to memory of 2100 | N/A | C:\Users\Admin\AppData\Local\Temp\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe" "c3f164e066b7f20fffd8df364fc40266_JaffaCakes118.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | manakailia.hopto.org | udp |
Files
memory/2360-0-0x00000000740C1000-0x00000000740C2000-memory.dmp
memory/2360-2-0x00000000740C0000-0x000000007466B000-memory.dmp
memory/2360-1-0x00000000740C0000-0x000000007466B000-memory.dmp
F:\svchost.exe
| MD5 | c3f164e066b7f20fffd8df364fc40266 |
| SHA1 | 85133f66865acaf84901e93a18477277497ee725 |
| SHA256 | c057b20168f138304c491aad769453c92851c3b119662715c49b8ae66881d3d7 |
| SHA512 | 1cc683df9225a6588011f28942762030f0d94ba36fe4226447e7e0f46c5dc15231d274000695df35cdba4094612a1adb07c688cdd67aadc7070299af45f73a29 |
memory/2360-12-0x00000000740C0000-0x000000007466B000-memory.dmp