Analysis Overview
SHA256
6f5471b3ddddeeafb73e3d901b2f24bf14b06ef3c430325d0f38155e42c5e93a
Threat Level: Known bad
The file ceab7dcffa3cd062216df277da057466_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Njrat family
Modifies Windows Firewall
Drops startup file
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
2024-09-06 04:35
Signatures
Njrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-06 04:35
Reported
2024-09-06 04:38
Platform
win7-20240708-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 created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\e622fcd0cf30e1bca60dc991bd977891.exe | C:\Users\Admin\AppData\Local\Temp\ceab7dcffa3cd062216df277da057466_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\e622fcd0cf30e1bca60dc991bd977891.exe | C:\Users\Admin\AppData\Local\Temp\ceab7dcffa3cd062216df277da057466_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\e622fcd0cf30e1bca60dc991bd977891 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\ceab7dcffa3cd062216df277da057466_JaffaCakes118.exe\" .." | C:\Users\Admin\AppData\Local\Temp\ceab7dcffa3cd062216df277da057466_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\e622fcd0cf30e1bca60dc991bd977891 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\ceab7dcffa3cd062216df277da057466_JaffaCakes118.exe\" .." | C:\Users\Admin\AppData\Local\Temp\ceab7dcffa3cd062216df277da057466_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\ceab7dcffa3cd062216df277da057466_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 2136 wrote to memory of 2100 | N/A | C:\Users\Admin\AppData\Local\Temp\ceab7dcffa3cd062216df277da057466_JaffaCakes118.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2136 wrote to memory of 2100 | N/A | C:\Users\Admin\AppData\Local\Temp\ceab7dcffa3cd062216df277da057466_JaffaCakes118.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2136 wrote to memory of 2100 | N/A | C:\Users\Admin\AppData\Local\Temp\ceab7dcffa3cd062216df277da057466_JaffaCakes118.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2136 wrote to memory of 2100 | N/A | C:\Users\Admin\AppData\Local\Temp\ceab7dcffa3cd062216df277da057466_JaffaCakes118.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\ceab7dcffa3cd062216df277da057466_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ceab7dcffa3cd062216df277da057466_JaffaCakes118.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\ceab7dcffa3cd062216df277da057466_JaffaCakes118.exe" "ceab7dcffa3cd062216df277da057466_JaffaCakes118.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| KR | 125.180.93.203:1 | tcp | |
| KR | 125.180.93.203:1 | tcp | |
| KR | 125.180.93.203:1 | tcp | |
| KR | 125.180.93.203:1 | tcp | |
| KR | 125.180.93.203:1 | tcp | |
| KR | 125.180.93.203:1 | tcp | |
| KR | 125.180.93.203:1 | tcp |
Files
memory/2136-0-0x00000000740C1000-0x00000000740C2000-memory.dmp
memory/2136-1-0x00000000740C0000-0x000000007466B000-memory.dmp
memory/2136-2-0x00000000740C0000-0x000000007466B000-memory.dmp
memory/2136-4-0x00000000740C0000-0x000000007466B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-06 04:35
Reported
2024-09-06 04:38
Platform
win10v2004-20240802-en
Max time kernel
149s
Max time network
151s
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\e622fcd0cf30e1bca60dc991bd977891.exe | C:\Users\Admin\AppData\Local\Temp\ceab7dcffa3cd062216df277da057466_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\e622fcd0cf30e1bca60dc991bd977891.exe | C:\Users\Admin\AppData\Local\Temp\ceab7dcffa3cd062216df277da057466_JaffaCakes118.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\e622fcd0cf30e1bca60dc991bd977891 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\ceab7dcffa3cd062216df277da057466_JaffaCakes118.exe\" .." | C:\Users\Admin\AppData\Local\Temp\ceab7dcffa3cd062216df277da057466_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\e622fcd0cf30e1bca60dc991bd977891 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\ceab7dcffa3cd062216df277da057466_JaffaCakes118.exe\" .." | C:\Users\Admin\AppData\Local\Temp\ceab7dcffa3cd062216df277da057466_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\ceab7dcffa3cd062216df277da057466_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 2980 wrote to memory of 4488 | N/A | C:\Users\Admin\AppData\Local\Temp\ceab7dcffa3cd062216df277da057466_JaffaCakes118.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2980 wrote to memory of 4488 | N/A | C:\Users\Admin\AppData\Local\Temp\ceab7dcffa3cd062216df277da057466_JaffaCakes118.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2980 wrote to memory of 4488 | N/A | C:\Users\Admin\AppData\Local\Temp\ceab7dcffa3cd062216df277da057466_JaffaCakes118.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\ceab7dcffa3cd062216df277da057466_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ceab7dcffa3cd062216df277da057466_JaffaCakes118.exe"
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=1040,i,10065386245627775856,6567048529106473151,262144 --variations-seed-version --mojo-platform-channel-handle=1440 /prefetch:8
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\ceab7dcffa3cd062216df277da057466_JaffaCakes118.exe" "ceab7dcffa3cd062216df277da057466_JaffaCakes118.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| KR | 125.180.93.203:1 | tcp | |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| KR | 125.180.93.203:1 | tcp | |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 30.243.111.52.in-addr.arpa | udp |
| KR | 125.180.93.203:1 | tcp | |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| KR | 125.180.93.203:1 | tcp | |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| KR | 125.180.93.203:1 | tcp | |
| KR | 125.180.93.203:1 | tcp | |
| KR | 125.180.93.203:1 | tcp |
Files
memory/2980-0-0x0000000074C12000-0x0000000074C13000-memory.dmp
memory/2980-1-0x0000000074C10000-0x00000000751C1000-memory.dmp
memory/2980-2-0x0000000074C10000-0x00000000751C1000-memory.dmp
memory/2980-4-0x0000000074C12000-0x0000000074C13000-memory.dmp
memory/2980-5-0x0000000074C10000-0x00000000751C1000-memory.dmp
memory/2980-6-0x0000000074C10000-0x00000000751C1000-memory.dmp