Analysis Overview
SHA256
f3f9271ae8799336acfda326fba3e1cd7dbba9fe2b07aa4b1eda90e79e649793
Threat Level: Known bad
The file 3020-4-0x00000000021A0000-0x00000000021AC000-memory.dmp was found to be: Known bad.
Malicious Activity Summary
Njrat family
njRAT/Bladabindi
Modifies Windows Firewall
Executes dropped EXE
Loads dropped DLL
Checks computer location settings
Adds Run key to start application
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-01-19 05:51
Signatures
Njrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-01-19 05:51
Reported
2024-01-19 05:53
Platform
win7-20231215-en
Max time kernel
150s
Max time network
127s
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\uhyhher.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3020-4-0x00000000021A0000-0x00000000021AC000-memory.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows\CurrentVersion\Run\162f71f7ffbaf34cff578886b8650868 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\uhyhher.exe\" .." | C:\Users\Admin\AppData\Local\Temp\uhyhher.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\162f71f7ffbaf34cff578886b8650868 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\uhyhher.exe\" .." | C:\Users\Admin\AppData\Local\Temp\uhyhher.exe | N/A |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\3020-4-0x00000000021A0000-0x00000000021AC000-memory.exe
"C:\Users\Admin\AppData\Local\Temp\3020-4-0x00000000021A0000-0x00000000021AC000-memory.exe"
C:\Users\Admin\AppData\Local\Temp\uhyhher.exe
"C:\Users\Admin\AppData\Local\Temp\uhyhher.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\uhyhher.exe" "uhyhher.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp |
Files
memory/2188-0-0x00000000743A0000-0x000000007494B000-memory.dmp
memory/2188-1-0x00000000743A0000-0x000000007494B000-memory.dmp
memory/2188-2-0x0000000002280000-0x00000000022C0000-memory.dmp
\Users\Admin\AppData\Local\Temp\uhyhher.exe
| MD5 | 76946303d472f728b2cc2b67c1453fee |
| SHA1 | a070923cf779145dd2244d339061e4a1dceaf4aa |
| SHA256 | f3f9271ae8799336acfda326fba3e1cd7dbba9fe2b07aa4b1eda90e79e649793 |
| SHA512 | 846358a5852c193846d3607a9e993b23f58b76cbab7f2a3b0e013cbff737d1f18c25f115aba3c0cc8d1611f0e78a1d85764dc7f660a2f865ebaa145e52d41e9d |
memory/2188-11-0x00000000743A0000-0x000000007494B000-memory.dmp
memory/2492-10-0x00000000743A0000-0x000000007494B000-memory.dmp
memory/2492-12-0x0000000001EA0000-0x0000000001EE0000-memory.dmp
memory/2492-13-0x00000000743A0000-0x000000007494B000-memory.dmp
memory/2492-14-0x00000000743A0000-0x000000007494B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-01-19 05:51
Reported
2024-01-19 05:53
Platform
win10v2004-20231215-en
Max time kernel
149s
Max time network
149s
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-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\3020-4-0x00000000021A0000-0x00000000021AC000-memory.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\uhyhher.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\162f71f7ffbaf34cff578886b8650868 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\uhyhher.exe\" .." | C:\Users\Admin\AppData\Local\Temp\uhyhher.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\162f71f7ffbaf34cff578886b8650868 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\uhyhher.exe\" .." | C:\Users\Admin\AppData\Local\Temp\uhyhher.exe | N/A |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 5088 wrote to memory of 4692 | N/A | C:\Users\Admin\AppData\Local\Temp\3020-4-0x00000000021A0000-0x00000000021AC000-memory.exe | C:\Users\Admin\AppData\Local\Temp\uhyhher.exe |
| PID 5088 wrote to memory of 4692 | N/A | C:\Users\Admin\AppData\Local\Temp\3020-4-0x00000000021A0000-0x00000000021AC000-memory.exe | C:\Users\Admin\AppData\Local\Temp\uhyhher.exe |
| PID 5088 wrote to memory of 4692 | N/A | C:\Users\Admin\AppData\Local\Temp\3020-4-0x00000000021A0000-0x00000000021AC000-memory.exe | C:\Users\Admin\AppData\Local\Temp\uhyhher.exe |
| PID 4692 wrote to memory of 1980 | N/A | C:\Users\Admin\AppData\Local\Temp\uhyhher.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 4692 wrote to memory of 1980 | N/A | C:\Users\Admin\AppData\Local\Temp\uhyhher.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 4692 wrote to memory of 1980 | N/A | C:\Users\Admin\AppData\Local\Temp\uhyhher.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\3020-4-0x00000000021A0000-0x00000000021AC000-memory.exe
"C:\Users\Admin\AppData\Local\Temp\3020-4-0x00000000021A0000-0x00000000021AC000-memory.exe"
C:\Users\Admin\AppData\Local\Temp\uhyhher.exe
"C:\Users\Admin\AppData\Local\Temp\uhyhher.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\uhyhher.exe" "uhyhher.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 180.178.17.96.in-addr.arpa | udp |
| US | 20.231.121.79:80 | tcp | |
| US | 8.8.8.8:53 | 2.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| N/A | 127.0.0.1:5552 | tcp | |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp |
Files
memory/5088-0-0x0000000075440000-0x00000000759F1000-memory.dmp
memory/5088-1-0x0000000075440000-0x00000000759F1000-memory.dmp
memory/5088-2-0x0000000000FE0000-0x0000000000FF0000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\uhyhher.exe
| MD5 | 76946303d472f728b2cc2b67c1453fee |
| SHA1 | a070923cf779145dd2244d339061e4a1dceaf4aa |
| SHA256 | f3f9271ae8799336acfda326fba3e1cd7dbba9fe2b07aa4b1eda90e79e649793 |
| SHA512 | 846358a5852c193846d3607a9e993b23f58b76cbab7f2a3b0e013cbff737d1f18c25f115aba3c0cc8d1611f0e78a1d85764dc7f660a2f865ebaa145e52d41e9d |
memory/5088-12-0x0000000075440000-0x00000000759F1000-memory.dmp
memory/4692-13-0x0000000075440000-0x00000000759F1000-memory.dmp
memory/4692-14-0x00000000018B0000-0x00000000018C0000-memory.dmp
memory/4692-15-0x0000000075440000-0x00000000759F1000-memory.dmp
memory/4692-16-0x0000000075440000-0x00000000759F1000-memory.dmp
memory/4692-17-0x00000000018B0000-0x00000000018C0000-memory.dmp