Analysis Overview
SHA256
faf6498888eb30824545549d8475ab5462d8d9d0fed08400f89b1c9cec32c677
Threat Level: Known bad
The file ca99c6bc2600639da284aaf6867b02bc_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Njrat family
njRAT/Bladabindi
Modifies Windows Firewall
Executes dropped EXE
Loads dropped DLL
Drops startup file
Checks computer location settings
Adds Run key to start application
Drops autorun.inf file
Event Triggered Execution: Netsh Helper DLL
Unsigned PE
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-30 09:50
Signatures
Njrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-30 09:50
Reported
2024-08-30 09:52
Platform
win7-20240708-en
Max time kernel
150s
Max time network
139s
Command Line
Signatures
njRAT/Bladabindi
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\d57579892b0fbc9af3f1880b66f33674.exe | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\d57579892b0fbc9af3f1880b66f33674.exe | C:\Users\Admin\AppData\Local\Temp\server.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\ca99c6bc2600639da284aaf6867b02bc_JaffaCakes118.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\d57579892b0fbc9af3f1880b66f33674 = "\"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\d57579892b0fbc9af3f1880b66f33674 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Drops autorun.inf file
| Description | Indicator | Process | Target |
| File created | C:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
| File opened for modification | C:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
| File created | D:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
| File created | F:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
| File opened for modification | F:\autorun.inf | 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\ca99c6bc2600639da284aaf6867b02bc_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 behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\ca99c6bc2600639da284aaf6867b02bc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ca99c6bc2600639da284aaf6867b02bc_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 |
| N/A | 192.168.0.104:5552 | tcp | |
| N/A | 192.168.0.104:5552 | tcp | |
| N/A | 192.168.0.104:5552 | tcp | |
| N/A | 192.168.0.104:5552 | tcp | |
| N/A | 192.168.0.104:5552 | tcp | |
| N/A | 192.168.0.104:5552 | tcp |
Files
memory/3016-0-0x00000000747D1000-0x00000000747D2000-memory.dmp
memory/3016-1-0x00000000747D0000-0x0000000074D7B000-memory.dmp
memory/3016-2-0x00000000747D0000-0x0000000074D7B000-memory.dmp
\Users\Admin\AppData\Local\Temp\server.exe
| MD5 | ca99c6bc2600639da284aaf6867b02bc |
| SHA1 | 99b005a7be80749c39f4d14de54239a836c5fc4b |
| SHA256 | faf6498888eb30824545549d8475ab5462d8d9d0fed08400f89b1c9cec32c677 |
| SHA512 | 3818a12dd71fab82adbae5f8aab1da7bdb5df397675c8f0ccd6f71fce19f125eeb33da32200d745a655b90eade5f4a8612572f1907181bc76008dd3d894f252f |
memory/3016-10-0x00000000747D0000-0x0000000074D7B000-memory.dmp
memory/1028-11-0x00000000747D0000-0x0000000074D7B000-memory.dmp
memory/1028-12-0x00000000747D0000-0x0000000074D7B000-memory.dmp
memory/1028-22-0x00000000747D0000-0x0000000074D7B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-30 09:50
Reported
2024-08-30 09:52
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 |
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\ca99c6bc2600639da284aaf6867b02bc_JaffaCakes118.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\d57579892b0fbc9af3f1880b66f33674.exe | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\d57579892b0fbc9af3f1880b66f33674.exe | C:\Users\Admin\AppData\Local\Temp\server.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\d57579892b0fbc9af3f1880b66f33674 = "\"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\d57579892b0fbc9af3f1880b66f33674 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Drops autorun.inf file
| Description | Indicator | Process | Target |
| File created | C:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
| File opened for modification | C:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
| File created | D:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
| File created | F:\autorun.inf | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
| File opened for modification | F:\autorun.inf | 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\ca99c6bc2600639da284aaf6867b02bc_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 behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3032 wrote to memory of 1252 | N/A | C:\Users\Admin\AppData\Local\Temp\ca99c6bc2600639da284aaf6867b02bc_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\server.exe |
| PID 3032 wrote to memory of 1252 | N/A | C:\Users\Admin\AppData\Local\Temp\ca99c6bc2600639da284aaf6867b02bc_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\server.exe |
| PID 3032 wrote to memory of 1252 | N/A | C:\Users\Admin\AppData\Local\Temp\ca99c6bc2600639da284aaf6867b02bc_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\server.exe |
| PID 1252 wrote to memory of 936 | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 1252 wrote to memory of 936 | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 1252 wrote to memory of 936 | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\ca99c6bc2600639da284aaf6867b02bc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ca99c6bc2600639da284aaf6867b02bc_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 | g.bing.com | udp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 150.171.28.10:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| N/A | 192.168.0.104:5552 | tcp | |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 24.139.73.23.in-addr.arpa | udp |
| N/A | 192.168.0.104:5552 | tcp | |
| N/A | 192.168.0.104:5552 | tcp | |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| N/A | 192.168.0.104:5552 | tcp | |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | 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 |
| N/A | 192.168.0.104:5552 | tcp | |
| N/A | 192.168.0.104:5552 | tcp | |
| US | 8.8.8.8:53 | udp |
Files
memory/3032-0-0x0000000075582000-0x0000000075583000-memory.dmp
memory/3032-1-0x0000000075580000-0x0000000075B31000-memory.dmp
memory/3032-2-0x0000000075580000-0x0000000075B31000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\server.exe
| MD5 | ca99c6bc2600639da284aaf6867b02bc |
| SHA1 | 99b005a7be80749c39f4d14de54239a836c5fc4b |
| SHA256 | faf6498888eb30824545549d8475ab5462d8d9d0fed08400f89b1c9cec32c677 |
| SHA512 | 3818a12dd71fab82adbae5f8aab1da7bdb5df397675c8f0ccd6f71fce19f125eeb33da32200d745a655b90eade5f4a8612572f1907181bc76008dd3d894f252f |
memory/3032-12-0x0000000075580000-0x0000000075B31000-memory.dmp
memory/1252-13-0x0000000075580000-0x0000000075B31000-memory.dmp
memory/1252-14-0x0000000075580000-0x0000000075B31000-memory.dmp
memory/1252-24-0x0000000075580000-0x0000000075B31000-memory.dmp
memory/1252-25-0x0000000075580000-0x0000000075B31000-memory.dmp