Analysis Overview
SHA256
1313a049e8bde8b7c39aaea57fc1061df557d49eb2f48e5dd73e438d32eae158
Threat Level: Known bad
The file a87d7d7848bc287758c88af1cd7d95ae was found to be: Known bad.
Malicious Activity Summary
njRAT/Bladabindi
Modifies Windows Firewall
Loads dropped DLL
Checks computer location settings
Executes dropped EXE
Adds Run key to start application
Enumerates physical storage devices
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-02-27 06:45
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-02-27 06:45
Reported
2024-02-27 06:47
Platform
win7-20240221-en
Max time kernel
149s
Max time network
146s
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\a87d7d7848bc287758c88af1cd7d95ae.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\643f582a162261e0ba7633b7acfd7ec1 = "\"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\643f582a162261e0ba7633b7acfd7ec1 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\a87d7d7848bc287758c88af1cd7d95ae.exe
"C:\Users\Admin\AppData\Local\Temp\a87d7d7848bc287758c88af1cd7d95ae.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 | 192.168.64.129:5552 | tcp | |
| N/A | 192.168.64.129:5552 | tcp | |
| N/A | 192.168.64.129:5552 | tcp | |
| N/A | 192.168.64.129:5552 | tcp | |
| N/A | 192.168.64.129:5552 | tcp | |
| N/A | 192.168.64.129:5552 | tcp |
Files
memory/1288-1-0x0000000073DE0000-0x00000000744CE000-memory.dmp
memory/1288-0-0x0000000000150000-0x000000000016E000-memory.dmp
memory/1288-2-0x0000000004F50000-0x0000000004F90000-memory.dmp
memory/1288-3-0x00000000003D0000-0x00000000003DC000-memory.dmp
\Users\Admin\AppData\Local\Temp\server.exe
| MD5 | a87d7d7848bc287758c88af1cd7d95ae |
| SHA1 | b731e18e2c296f2ebc0104d2c7767ce4d8ebe27e |
| SHA256 | 1313a049e8bde8b7c39aaea57fc1061df557d49eb2f48e5dd73e438d32eae158 |
| SHA512 | d20da7eadd1419f2072ffd577a4e892e4ee60b3195a9b9c3cdd8d719b0f4da094f54f8581c8f2640e2411c52b487566b4bbbaee9c89490d8a40f2e8a95a530af |
memory/2992-11-0x0000000001380000-0x000000000139E000-memory.dmp
memory/2992-12-0x0000000073DE0000-0x00000000744CE000-memory.dmp
memory/2992-13-0x0000000004C30000-0x0000000004C70000-memory.dmp
memory/1288-14-0x0000000073DE0000-0x00000000744CE000-memory.dmp
memory/2992-15-0x0000000073DE0000-0x00000000744CE000-memory.dmp
memory/2992-16-0x0000000004C30000-0x0000000004C70000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-02-27 06:45
Reported
2024-02-27 06:47
Platform
win10v2004-20240226-en
Max time kernel
149s
Max time network
152s
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-1-5-21-2727153400-192325109-1870347593-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\a87d7d7848bc287758c88af1cd7d95ae.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-1-5-21-2727153400-192325109-1870347593-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\643f582a162261e0ba7633b7acfd7ec1 = "\"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\643f582a162261e0ba7633b7acfd7ec1 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3132 wrote to memory of 1188 | N/A | C:\Users\Admin\AppData\Local\Temp\a87d7d7848bc287758c88af1cd7d95ae.exe | C:\Users\Admin\AppData\Local\Temp\server.exe |
| PID 3132 wrote to memory of 1188 | N/A | C:\Users\Admin\AppData\Local\Temp\a87d7d7848bc287758c88af1cd7d95ae.exe | C:\Users\Admin\AppData\Local\Temp\server.exe |
| PID 3132 wrote to memory of 1188 | N/A | C:\Users\Admin\AppData\Local\Temp\a87d7d7848bc287758c88af1cd7d95ae.exe | C:\Users\Admin\AppData\Local\Temp\server.exe |
| PID 1188 wrote to memory of 2948 | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 1188 wrote to memory of 2948 | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 1188 wrote to memory of 2948 | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\a87d7d7848bc287758c88af1cd7d95ae.exe
"C:\Users\Admin\AppData\Local\Temp\a87d7d7848bc287758c88af1cd7d95ae.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 | 20.231.121.79:80 | tcp | |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 23.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| N/A | 192.168.64.129:5552 | tcp | |
| N/A | 192.168.64.129:5552 | tcp | |
| US | 8.8.8.8:53 | 194.178.17.96.in-addr.arpa | udp |
| N/A | 192.168.64.129:5552 | tcp | |
| N/A | 192.168.64.129:5552 | tcp | |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| N/A | 192.168.64.129:5552 | tcp | |
| N/A | 192.168.64.129:5552 | tcp | |
| US | 8.8.8.8:53 | 168.117.168.52.in-addr.arpa | udp |
Files
memory/3132-0-0x0000000000F10000-0x0000000000F2E000-memory.dmp
memory/3132-1-0x0000000074D30000-0x00000000754E0000-memory.dmp
memory/3132-2-0x00000000058B0000-0x000000000594C000-memory.dmp
memory/3132-3-0x0000000005F00000-0x00000000064A4000-memory.dmp
memory/3132-4-0x00000000059F0000-0x0000000005A82000-memory.dmp
memory/3132-5-0x0000000005C20000-0x0000000005C30000-memory.dmp
memory/3132-6-0x00000000059D0000-0x00000000059DA000-memory.dmp
memory/3132-7-0x0000000005C30000-0x0000000005C86000-memory.dmp
memory/3132-8-0x0000000005D30000-0x0000000005D3C000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\server.exe
| MD5 | a87d7d7848bc287758c88af1cd7d95ae |
| SHA1 | b731e18e2c296f2ebc0104d2c7767ce4d8ebe27e |
| SHA256 | 1313a049e8bde8b7c39aaea57fc1061df557d49eb2f48e5dd73e438d32eae158 |
| SHA512 | d20da7eadd1419f2072ffd577a4e892e4ee60b3195a9b9c3cdd8d719b0f4da094f54f8581c8f2640e2411c52b487566b4bbbaee9c89490d8a40f2e8a95a530af |
memory/1188-22-0x0000000074D30000-0x00000000754E0000-memory.dmp
memory/3132-21-0x0000000074D30000-0x00000000754E0000-memory.dmp
memory/1188-23-0x0000000005330000-0x0000000005340000-memory.dmp
memory/1188-24-0x0000000074D30000-0x00000000754E0000-memory.dmp
memory/1188-25-0x0000000005330000-0x0000000005340000-memory.dmp