Analysis Overview
SHA256
2fda3eebcc3e73d2fcd4b5a3c5092b3b0b1cf56fb6e9915de9f69bdbc1dd40cb
Threat Level: Known bad
The file fdf1fa9d34f84fdc822fbfde0cc45c62_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
njRAT/Bladabindi
Njrat family
Modifies Windows Firewall
Checks computer location settings
Drops startup file
Executes dropped EXE
Loads dropped DLL
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 06:12
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 06:12
Reported
2024-09-29 06:15
Platform
win7-20240708-en
Max time kernel
149s
Max time network
17s
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\68ff17a2ca62d590e8a5b84f0c8ebb62.exe | C:\Users\Admin\AppData\Local\Temp\MSBuild.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\68ff17a2ca62d590e8a5b84f0c8ebb62.exe | C:\Users\Admin\AppData\Local\Temp\MSBuild.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\MSBuild.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\fdf1fa9d34f84fdc822fbfde0cc45c62_JaffaCakes118.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\68ff17a2ca62d590e8a5b84f0c8ebb62 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\MSBuild.exe\" .." | C:\Users\Admin\AppData\Local\Temp\MSBuild.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows\CurrentVersion\Run\68ff17a2ca62d590e8a5b84f0c8ebb62 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\MSBuild.exe\" .." | C:\Users\Admin\AppData\Local\Temp\MSBuild.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\fdf1fa9d34f84fdc822fbfde0cc45c62_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\MSBuild.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\fdf1fa9d34f84fdc822fbfde0cc45c62_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fdf1fa9d34f84fdc822fbfde0cc45c62_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\MSBuild.exe
"C:\Users\Admin\AppData\Local\Temp\MSBuild.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\MSBuild.exe" "MSBuild.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | javaclients.hopto.org | udp |
Files
memory/2528-0-0x0000000074D01000-0x0000000074D02000-memory.dmp
memory/2528-1-0x0000000074D00000-0x00000000752AB000-memory.dmp
memory/2528-2-0x0000000074D00000-0x00000000752AB000-memory.dmp
\Users\Admin\AppData\Local\Temp\MSBuild.exe
| MD5 | fdf1fa9d34f84fdc822fbfde0cc45c62 |
| SHA1 | 2440ac917fc11364d8c2c845e8c349a82681527d |
| SHA256 | 2fda3eebcc3e73d2fcd4b5a3c5092b3b0b1cf56fb6e9915de9f69bdbc1dd40cb |
| SHA512 | 4e256b5074910788ca837135bd4701711aa4709ff9ef90dbe9b36f20c86ad0013d0dc3d3c276db105c267534fe4b859ae881c781b77d39402f4d4d3d78d68ede |
memory/2892-11-0x0000000074D00000-0x00000000752AB000-memory.dmp
memory/2528-10-0x0000000074D00000-0x00000000752AB000-memory.dmp
memory/2892-12-0x0000000074D00000-0x00000000752AB000-memory.dmp
memory/2892-14-0x0000000074D00000-0x00000000752AB000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-29 06:12
Reported
2024-09-29 06:15
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-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\fdf1fa9d34f84fdc822fbfde0cc45c62_JaffaCakes118.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\68ff17a2ca62d590e8a5b84f0c8ebb62.exe | C:\Users\Admin\AppData\Local\Temp\MSBuild.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\68ff17a2ca62d590e8a5b84f0c8ebb62.exe | C:\Users\Admin\AppData\Local\Temp\MSBuild.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\MSBuild.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\68ff17a2ca62d590e8a5b84f0c8ebb62 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\MSBuild.exe\" .." | C:\Users\Admin\AppData\Local\Temp\MSBuild.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\68ff17a2ca62d590e8a5b84f0c8ebb62 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\MSBuild.exe\" .." | C:\Users\Admin\AppData\Local\Temp\MSBuild.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:\Windows\SysWOW64\netsh.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\fdf1fa9d34f84fdc822fbfde0cc45c62_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\MSBuild.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2080 wrote to memory of 2712 | N/A | C:\Users\Admin\AppData\Local\Temp\fdf1fa9d34f84fdc822fbfde0cc45c62_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\MSBuild.exe |
| PID 2080 wrote to memory of 2712 | N/A | C:\Users\Admin\AppData\Local\Temp\fdf1fa9d34f84fdc822fbfde0cc45c62_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\MSBuild.exe |
| PID 2080 wrote to memory of 2712 | N/A | C:\Users\Admin\AppData\Local\Temp\fdf1fa9d34f84fdc822fbfde0cc45c62_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\MSBuild.exe |
| PID 2712 wrote to memory of 1496 | N/A | C:\Users\Admin\AppData\Local\Temp\MSBuild.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2712 wrote to memory of 1496 | N/A | C:\Users\Admin\AppData\Local\Temp\MSBuild.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2712 wrote to memory of 1496 | N/A | C:\Users\Admin\AppData\Local\Temp\MSBuild.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\fdf1fa9d34f84fdc822fbfde0cc45c62_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fdf1fa9d34f84fdc822fbfde0cc45c62_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=3852,i,15436195446242760253,4000484513008731869,262144 --variations-seed-version --mojo-platform-channel-handle=3964 /prefetch:8
C:\Users\Admin\AppData\Local\Temp\MSBuild.exe
"C:\Users\Admin\AppData\Local\Temp\MSBuild.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\MSBuild.exe" "MSBuild.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 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 138.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | javaclients.hopto.org | udp |
| US | 8.8.8.8:53 | javaclients.hopto.org | udp |
| US | 8.8.8.8:53 | javaclients.hopto.org | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | javaclients.hopto.org | udp |
| US | 8.8.8.8:53 | javaclients.hopto.org | udp |
| US | 8.8.8.8:53 | javaclients.hopto.org | udp |
| US | 8.8.8.8:53 | javaclients.hopto.org | udp |
| US | 8.8.8.8:53 | javaclients.hopto.org | udp |
| US | 8.8.8.8:53 | javaclients.hopto.org | udp |
| US | 8.8.8.8:53 | javaclients.hopto.org | udp |
| US | 8.8.8.8:53 | javaclients.hopto.org | udp |
| US | 8.8.8.8:53 | javaclients.hopto.org | udp |
| US | 8.8.8.8:53 | javaclients.hopto.org | udp |
| US | 8.8.8.8:53 | javaclients.hopto.org | udp |
| US | 8.8.8.8:53 | javaclients.hopto.org | udp |
| US | 8.8.8.8:53 | javaclients.hopto.org | udp |
| US | 8.8.8.8:53 | javaclients.hopto.org | udp |
| US | 8.8.8.8:53 | javaclients.hopto.org | udp |
| US | 8.8.8.8:53 | javaclients.hopto.org | udp |
| US | 8.8.8.8:53 | javaclients.hopto.org | udp |
| US | 8.8.8.8:53 | javaclients.hopto.org | udp |
| US | 8.8.8.8:53 | javaclients.hopto.org | udp |
| US | 8.8.8.8:53 | javaclients.hopto.org | udp |
Files
memory/2080-0-0x0000000074602000-0x0000000074603000-memory.dmp
memory/2080-1-0x0000000074600000-0x0000000074BB1000-memory.dmp
memory/2080-2-0x0000000074600000-0x0000000074BB1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\MSBuild.exe
| MD5 | fdf1fa9d34f84fdc822fbfde0cc45c62 |
| SHA1 | 2440ac917fc11364d8c2c845e8c349a82681527d |
| SHA256 | 2fda3eebcc3e73d2fcd4b5a3c5092b3b0b1cf56fb6e9915de9f69bdbc1dd40cb |
| SHA512 | 4e256b5074910788ca837135bd4701711aa4709ff9ef90dbe9b36f20c86ad0013d0dc3d3c276db105c267534fe4b859ae881c781b77d39402f4d4d3d78d68ede |
memory/2080-12-0x0000000074600000-0x0000000074BB1000-memory.dmp
memory/2712-13-0x0000000074600000-0x0000000074BB1000-memory.dmp
memory/2712-14-0x0000000074600000-0x0000000074BB1000-memory.dmp
memory/2712-16-0x0000000074600000-0x0000000074BB1000-memory.dmp