Analysis Overview
SHA256
5fe2ac2999b23affe2a04f3951f98d784975316b155c8caec4578198988bccd0
Threat Level: Known bad
The file c4e65532da8c1ed39c5261c5c774a9bb_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Njrat family
Modifies Windows Firewall
Adds Run key to start application
System Location Discovery: System Language Discovery
Unsigned PE
Event Triggered Execution: Netsh Helper DLL
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-27 11:23
Signatures
Njrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-27 11:23
Reported
2024-08-27 11:25
Platform
win7-20240708-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 |
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\d915a303b81bab66e0ae52b352f0ba1a = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\c4e65532da8c1ed39c5261c5c774a9bb_JaffaCakes118.exe\" .." | C:\Users\Admin\AppData\Local\Temp\c4e65532da8c1ed39c5261c5c774a9bb_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\d915a303b81bab66e0ae52b352f0ba1a = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\c4e65532da8c1ed39c5261c5c774a9bb_JaffaCakes118.exe\" .." | C:\Users\Admin\AppData\Local\Temp\c4e65532da8c1ed39c5261c5c774a9bb_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\c4e65532da8c1ed39c5261c5c774a9bb_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1400 wrote to memory of 2212 | N/A | C:\Users\Admin\AppData\Local\Temp\c4e65532da8c1ed39c5261c5c774a9bb_JaffaCakes118.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 1400 wrote to memory of 2212 | N/A | C:\Users\Admin\AppData\Local\Temp\c4e65532da8c1ed39c5261c5c774a9bb_JaffaCakes118.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 1400 wrote to memory of 2212 | N/A | C:\Users\Admin\AppData\Local\Temp\c4e65532da8c1ed39c5261c5c774a9bb_JaffaCakes118.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 1400 wrote to memory of 2212 | N/A | C:\Users\Admin\AppData\Local\Temp\c4e65532da8c1ed39c5261c5c774a9bb_JaffaCakes118.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\c4e65532da8c1ed39c5261c5c774a9bb_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c4e65532da8c1ed39c5261c5c774a9bb_JaffaCakes118.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\c4e65532da8c1ed39c5261c5c774a9bb_JaffaCakes118.exe" "c4e65532da8c1ed39c5261c5c774a9bb_JaffaCakes118.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | zdzdzdzd.kro.kr | udp |
Files
memory/1400-0-0x0000000074AD1000-0x0000000074AD2000-memory.dmp
memory/1400-1-0x0000000074AD0000-0x000000007507B000-memory.dmp
memory/1400-2-0x0000000074AD0000-0x000000007507B000-memory.dmp
memory/1400-3-0x0000000074AD0000-0x000000007507B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-27 11:23
Reported
2024-08-27 11:25
Platform
win10v2004-20240802-en
Max time kernel
149s
Max time network
148s
Command Line
Signatures
Modifies Windows Firewall
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\netsh.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\d915a303b81bab66e0ae52b352f0ba1a = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\c4e65532da8c1ed39c5261c5c774a9bb_JaffaCakes118.exe\" .." | C:\Users\Admin\AppData\Local\Temp\c4e65532da8c1ed39c5261c5c774a9bb_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\d915a303b81bab66e0ae52b352f0ba1a = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\c4e65532da8c1ed39c5261c5c774a9bb_JaffaCakes118.exe\" .." | C:\Users\Admin\AppData\Local\Temp\c4e65532da8c1ed39c5261c5c774a9bb_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\c4e65532da8c1ed39c5261c5c774a9bb_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 1360 wrote to memory of 2952 | N/A | C:\Users\Admin\AppData\Local\Temp\c4e65532da8c1ed39c5261c5c774a9bb_JaffaCakes118.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 1360 wrote to memory of 2952 | N/A | C:\Users\Admin\AppData\Local\Temp\c4e65532da8c1ed39c5261c5c774a9bb_JaffaCakes118.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 1360 wrote to memory of 2952 | N/A | C:\Users\Admin\AppData\Local\Temp\c4e65532da8c1ed39c5261c5c774a9bb_JaffaCakes118.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\c4e65532da8c1ed39c5261c5c774a9bb_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c4e65532da8c1ed39c5261c5c774a9bb_JaffaCakes118.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\c4e65532da8c1ed39c5261c5c774a9bb_JaffaCakes118.exe" "c4e65532da8c1ed39c5261c5c774a9bb_JaffaCakes118.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 72.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | zdzdzdzd.kro.kr | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | zdzdzdzd.kro.kr | udp |
| US | 8.8.8.8:53 | zdzdzdzd.kro.kr | udp |
| US | 8.8.8.8:53 | zdzdzdzd.kro.kr | udp |
| US | 8.8.8.8:53 | zdzdzdzd.kro.kr | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | zdzdzdzd.kro.kr | udp |
| US | 8.8.8.8:53 | zdzdzdzd.kro.kr | udp |
| US | 8.8.8.8:53 | zdzdzdzd.kro.kr | udp |
| US | 8.8.8.8:53 | zdzdzdzd.kro.kr | udp |
| US | 8.8.8.8:53 | zdzdzdzd.kro.kr | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | zdzdzdzd.kro.kr | udp |
| US | 8.8.8.8:53 | zdzdzdzd.kro.kr | udp |
| US | 8.8.8.8:53 | zdzdzdzd.kro.kr | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | zdzdzdzd.kro.kr | udp |
| US | 8.8.8.8:53 | zdzdzdzd.kro.kr | udp |
| US | 8.8.8.8:53 | zdzdzdzd.kro.kr | 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 | zdzdzdzd.kro.kr | udp |
| US | 8.8.8.8:53 | zdzdzdzd.kro.kr | udp |
| US | 8.8.8.8:53 | zdzdzdzd.kro.kr | udp |
| US | 8.8.8.8:53 | zdzdzdzd.kro.kr | udp |
| US | 8.8.8.8:53 | zdzdzdzd.kro.kr | udp |
| US | 8.8.8.8:53 | zdzdzdzd.kro.kr | udp |
| US | 8.8.8.8:53 | zdzdzdzd.kro.kr | udp |
| US | 8.8.8.8:53 | zdzdzdzd.kro.kr | udp |
| US | 8.8.8.8:53 | zdzdzdzd.kro.kr | udp |
Files
memory/1360-0-0x0000000074AC2000-0x0000000074AC3000-memory.dmp
memory/1360-1-0x0000000074AC0000-0x0000000075071000-memory.dmp
memory/1360-2-0x0000000074AC0000-0x0000000075071000-memory.dmp
memory/1360-3-0x0000000074AC2000-0x0000000074AC3000-memory.dmp
memory/1360-4-0x0000000074AC0000-0x0000000075071000-memory.dmp