Analysis Overview
SHA256
c5bbe1f75d15903b38f0c1e944b8205dcbbb8033206b22921ad90bc64b0699e6
Threat Level: Known bad
The file Client.exe was found to be: Known bad.
Malicious Activity Summary
njRAT/Bladabindi
Modifies Windows Firewall
Checks computer location settings
Drops startup file
Executes dropped EXE
Adds Run key to start application
Unsigned PE
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-30 13:06
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-30 13:06
Reported
2024-05-30 13:39
Platform
win10v2004-20240508-en
Max time kernel
739s
Max time network
741s
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-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\Client.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\b22a0109880b3427de44fee115dc40ce.exe | C:\Users\Admin\AppData\Local\Temp\WindowsServices.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\b22a0109880b3427de44fee115dc40ce.exe | C:\Users\Admin\AppData\Local\Temp\WindowsServices.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\WindowsServices.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\b22a0109880b3427de44fee115dc40ce = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\WindowsServices.exe\" .." | C:\Users\Admin\AppData\Local\Temp\WindowsServices.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\b22a0109880b3427de44fee115dc40ce = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\WindowsServices.exe\" .." | C:\Users\Admin\AppData\Local\Temp\WindowsServices.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1436 wrote to memory of 2736 | N/A | C:\Users\Admin\AppData\Local\Temp\Client.exe | C:\Users\Admin\AppData\Local\Temp\WindowsServices.exe |
| PID 1436 wrote to memory of 2736 | N/A | C:\Users\Admin\AppData\Local\Temp\Client.exe | C:\Users\Admin\AppData\Local\Temp\WindowsServices.exe |
| PID 1436 wrote to memory of 2736 | N/A | C:\Users\Admin\AppData\Local\Temp\Client.exe | C:\Users\Admin\AppData\Local\Temp\WindowsServices.exe |
| PID 2736 wrote to memory of 2852 | N/A | C:\Users\Admin\AppData\Local\Temp\WindowsServices.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2736 wrote to memory of 2852 | N/A | C:\Users\Admin\AppData\Local\Temp\WindowsServices.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2736 wrote to memory of 2852 | N/A | C:\Users\Admin\AppData\Local\Temp\WindowsServices.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\Client.exe
"C:\Users\Admin\AppData\Local\Temp\Client.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 --no-appcompat-clear --field-trial-handle=3772,i,14486271492189381216,15799931579469722648,262144 --variations-seed-version --mojo-platform-channel-handle=4116 /prefetch:8
C:\Users\Admin\AppData\Local\Temp\WindowsServices.exe
"C:\Users\Admin\AppData\Local\Temp\WindowsServices.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\WindowsServices.exe" "WindowsServices.exe" ENABLE
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 --no-appcompat-clear --field-trial-handle=4128,i,14486271492189381216,15799931579469722648,262144 --variations-seed-version --mojo-platform-channel-handle=3760 /prefetch:8
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 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 184.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| NL | 23.62.61.75:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 75.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| NL | 91.92.241.69:5555 | tcp | |
| US | 8.8.8.8:53 | 69.241.92.91.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 144.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 152.107.17.2.in-addr.arpa | udp |
| NL | 91.92.241.69:5555 | tcp | |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| NL | 91.92.241.69:5555 | tcp | |
| US | 8.8.8.8:53 | 210.143.182.52.in-addr.arpa | udp |
Files
memory/1436-0-0x0000000074D82000-0x0000000074D83000-memory.dmp
memory/1436-1-0x0000000074D80000-0x0000000075331000-memory.dmp
memory/1436-2-0x0000000074D80000-0x0000000075331000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\WindowsServices.exe
| MD5 | 2560eaeea2f78be73934dff77dc21115 |
| SHA1 | 47da9e0270fdd3c762dcb371614eaf4ff67add03 |
| SHA256 | c5bbe1f75d15903b38f0c1e944b8205dcbbb8033206b22921ad90bc64b0699e6 |
| SHA512 | 5ac9af16716e2e9ffa1cec0f74f273468789caf157ddfe7cbf20e6efdf03ad5f0c86d46bf8944c15a79c8d890ec4f683a9c4758c44c3ce5a5f0d3915f9fe977c |
memory/2736-12-0x0000000074D80000-0x0000000075331000-memory.dmp
memory/2736-14-0x0000000074D80000-0x0000000075331000-memory.dmp
memory/1436-13-0x0000000074D80000-0x0000000075331000-memory.dmp
memory/2736-17-0x0000000074D80000-0x0000000075331000-memory.dmp
memory/2736-18-0x0000000074D80000-0x0000000075331000-memory.dmp
memory/2736-19-0x0000000074D80000-0x0000000075331000-memory.dmp