Analysis Overview
SHA256
ce73db2cfd2db2efd22f1fe44ce3bf428647751bd89dbb467c85578f00788130
Threat Level: Known bad
The file ff1fe20d8f6b65a29271808f5a372e69_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Njrat family
njRAT/Bladabindi
Modifies Windows Firewall
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
Adds Run key to start application
Unsigned PE
Event Triggered Execution: Netsh Helper DLL
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-09-29 18:31
Signatures
Njrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-29 18:31
Reported
2024-09-29 18:33
Platform
win7-20240708-en
Max time kernel
149s
Max time network
150s
Command Line
Signatures
njRAT/Bladabindi
Modifies Windows Firewall
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\netsh.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ff1fe20d8f6b65a29271808f5a372e69_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\8d5adf3813d692c472d93aa27a552926 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\8d5adf3813d692c472d93aa27a552926 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Enumerates physical storage devices
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\ff1fe20d8f6b65a29271808f5a372e69_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\server.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
Processes
C:\Users\Admin\AppData\Local\Temp\ff1fe20d8f6b65a29271808f5a372e69_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ff1fe20d8f6b65a29271808f5a372e69_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\server.exe
"C:\Users\Admin\AppData\Local\Temp\server.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | zdzdzdzd.kro.kr | udp |
Files
memory/1080-0-0x0000000074871000-0x0000000074872000-memory.dmp
memory/1080-1-0x0000000074870000-0x0000000074E1B000-memory.dmp
memory/1080-2-0x0000000074870000-0x0000000074E1B000-memory.dmp
\Users\Admin\AppData\Local\Temp\server.exe
| MD5 | ff1fe20d8f6b65a29271808f5a372e69 |
| SHA1 | 0b59bec87fbc249ff555bd4425b782d6a7a8514d |
| SHA256 | ce73db2cfd2db2efd22f1fe44ce3bf428647751bd89dbb467c85578f00788130 |
| SHA512 | a485e9d305ca0e0e3a1b4b042b30cd2f051298a1b501d9e3f38c6adc28991180213fc2241f43b548edfe2e6c294f0360e2d90c817fef4fe64c8698e7429b36b8 |
memory/2540-10-0x0000000074870000-0x0000000074E1B000-memory.dmp
memory/1080-12-0x0000000074870000-0x0000000074E1B000-memory.dmp
memory/2540-11-0x0000000074870000-0x0000000074E1B000-memory.dmp
memory/2540-13-0x0000000074870000-0x0000000074E1B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-29 18:31
Reported
2024-09-29 18:33
Platform
win10v2004-20240802-en
Max time kernel
149s
Max time network
148s
Command Line
Signatures
njRAT/Bladabindi
Modifies Windows Firewall
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\netsh.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\ff1fe20d8f6b65a29271808f5a372e69_JaffaCakes118.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\8d5adf3813d692c472d93aa27a552926 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\8d5adf3813d692c472d93aa27a552926 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Enumerates physical storage devices
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\ff1fe20d8f6b65a29271808f5a372e69_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\server.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 4168 wrote to memory of 1456 | N/A | C:\Users\Admin\AppData\Local\Temp\ff1fe20d8f6b65a29271808f5a372e69_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\server.exe |
| PID 4168 wrote to memory of 1456 | N/A | C:\Users\Admin\AppData\Local\Temp\ff1fe20d8f6b65a29271808f5a372e69_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\server.exe |
| PID 4168 wrote to memory of 1456 | N/A | C:\Users\Admin\AppData\Local\Temp\ff1fe20d8f6b65a29271808f5a372e69_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\server.exe |
| PID 1456 wrote to memory of 212 | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 1456 wrote to memory of 212 | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 1456 wrote to memory of 212 | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\ff1fe20d8f6b65a29271808f5a372e69_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ff1fe20d8f6b65a29271808f5a372e69_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\server.exe
"C:\Users\Admin\AppData\Local\Temp\server.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | zdzdzdzd.kro.kr | udp |
| US | 8.8.8.8:53 | 13.86.106.20.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 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 105.210.23.2.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 | 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 | 13.227.111.52.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 | 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 | 2.173.189.20.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 |
Files
memory/4168-0-0x0000000074952000-0x0000000074953000-memory.dmp
memory/4168-1-0x0000000074950000-0x0000000074F01000-memory.dmp
memory/4168-2-0x0000000074950000-0x0000000074F01000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\server.exe
| MD5 | ff1fe20d8f6b65a29271808f5a372e69 |
| SHA1 | 0b59bec87fbc249ff555bd4425b782d6a7a8514d |
| SHA256 | ce73db2cfd2db2efd22f1fe44ce3bf428647751bd89dbb467c85578f00788130 |
| SHA512 | a485e9d305ca0e0e3a1b4b042b30cd2f051298a1b501d9e3f38c6adc28991180213fc2241f43b548edfe2e6c294f0360e2d90c817fef4fe64c8698e7429b36b8 |
memory/4168-12-0x0000000074950000-0x0000000074F01000-memory.dmp
memory/1456-13-0x0000000074950000-0x0000000074F01000-memory.dmp
memory/1456-14-0x0000000074950000-0x0000000074F01000-memory.dmp