Analysis Overview
SHA256
4389f797ce290f2b270cdb341e519ceab66f40475178cd667663d82d4af3adbf
Threat Level: Known bad
The file 4389f797ce290f2b270cdb341e519ceab66f40475178cd667663d82d4af3adbf was found to be: Known bad.
Malicious Activity Summary
njRAT/Bladabindi
UPX dump on OEP (original entry point)
UPX dump on OEP (original entry point)
Modifies Windows Firewall
UPX packed file
Suspicious use of SetThreadContext
AutoIT Executable
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-13 20:39
Signatures
UPX dump on OEP (original entry point)
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
AutoIT Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-13 20:39
Reported
2024-04-13 20:42
Platform
win7-20240221-en
Max time kernel
150s
Max time network
139s
Command Line
Signatures
njRAT/Bladabindi
UPX dump on OEP (original entry point)
| Description | Indicator | Process | Target |
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Modifies Windows Firewall
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\netsh.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
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AutoIT Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1988 set thread context of 2108 | N/A | C:\Users\Admin\AppData\Local\Temp\4389f797ce290f2b270cdb341e519ceab66f40475178cd667663d82d4af3adbf.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\4389f797ce290f2b270cdb341e519ceab66f40475178cd667663d82d4af3adbf.exe
"C:\Users\Admin\AppData\Local\Temp\4389f797ce290f2b270cdb341e519ceab66f40475178cd667663d82d4af3adbf.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe" "RegAsm.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| FR | 89.94.35.57:1604 | tcp | |
| FR | 89.94.35.57:1604 | tcp | |
| FR | 89.94.35.57:1604 | tcp | |
| FR | 89.94.35.57:1604 | tcp | |
| FR | 89.94.35.57:1604 | tcp | |
| FR | 89.94.35.57:1604 | tcp | |
| FR | 89.94.35.57:1604 | tcp |
Files
memory/1988-0-0x0000000000060000-0x000000000015F000-memory.dmp
memory/1988-3-0x00000000002A0000-0x00000000002A1000-memory.dmp
memory/2108-4-0x0000000000400000-0x000000000040C000-memory.dmp
memory/2108-5-0x0000000000400000-0x000000000040C000-memory.dmp
memory/2108-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2108-11-0x0000000000400000-0x000000000040C000-memory.dmp
memory/2108-12-0x0000000000400000-0x000000000040C000-memory.dmp
memory/2108-13-0x00000000742A0000-0x000000007484B000-memory.dmp
memory/1988-14-0x0000000000060000-0x000000000015F000-memory.dmp
memory/1988-15-0x0000000000060000-0x000000000015F000-memory.dmp
memory/1988-16-0x0000000000060000-0x000000000015F000-memory.dmp
memory/1988-17-0x00000000002A0000-0x00000000002A1000-memory.dmp
memory/2108-18-0x00000000742A0000-0x000000007484B000-memory.dmp
memory/1988-19-0x0000000000060000-0x000000000015F000-memory.dmp
memory/1988-20-0x0000000000060000-0x000000000015F000-memory.dmp
memory/1988-21-0x0000000000060000-0x000000000015F000-memory.dmp
memory/1988-22-0x0000000000060000-0x000000000015F000-memory.dmp
memory/1988-23-0x0000000000060000-0x000000000015F000-memory.dmp
memory/1988-24-0x0000000000060000-0x000000000015F000-memory.dmp
memory/1988-25-0x0000000000060000-0x000000000015F000-memory.dmp
memory/1988-26-0x0000000000060000-0x000000000015F000-memory.dmp
memory/1988-27-0x0000000000060000-0x000000000015F000-memory.dmp
memory/1988-28-0x0000000000060000-0x000000000015F000-memory.dmp
memory/1988-29-0x0000000000060000-0x000000000015F000-memory.dmp
memory/1988-30-0x0000000000060000-0x000000000015F000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-13 20:39
Reported
2024-04-13 20:42
Platform
win10v2004-20240412-en
Max time kernel
150s
Max time network
157s
Command Line
Signatures
njRAT/Bladabindi
UPX dump on OEP (original entry point)
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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Modifies Windows Firewall
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\netsh.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
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AutoIT Executable
| Description | Indicator | Process | Target |
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Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4532 set thread context of 2052 | N/A | C:\Users\Admin\AppData\Local\Temp\4389f797ce290f2b270cdb341e519ceab66f40475178cd667663d82d4af3adbf.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\4389f797ce290f2b270cdb341e519ceab66f40475178cd667663d82d4af3adbf.exe
"C:\Users\Admin\AppData\Local\Temp\4389f797ce290f2b270cdb341e519ceab66f40475178cd667663d82d4af3adbf.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe" "RegAsm.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=4148,i,10311142765129381054,10604297278945507215,262144 --variations-seed-version --mojo-platform-channel-handle=3924 /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 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.186.200.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.99.105.20.in-addr.arpa | udp |
| FR | 89.94.35.57:1604 | tcp | |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 130.118.77.104.in-addr.arpa | udp |
| FR | 89.94.35.57:1604 | tcp | |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| FR | 89.94.35.57:1604 | tcp | |
| FR | 89.94.35.57:1604 | tcp | |
| FR | 89.94.35.57:1604 | tcp | |
| US | 8.8.8.8:53 | 8.173.189.20.in-addr.arpa | udp |
| FR | 89.94.35.57:1604 | tcp | |
| FR | 89.94.35.57:1604 | tcp |
Files
memory/4532-0-0x00000000001A0000-0x000000000029F000-memory.dmp
memory/4532-3-0x0000000004170000-0x0000000004171000-memory.dmp
memory/2052-4-0x0000000000400000-0x000000000040C000-memory.dmp
memory/2052-9-0x00000000739F0000-0x0000000073FA1000-memory.dmp
memory/2052-10-0x00000000739F0000-0x0000000073FA1000-memory.dmp
memory/2052-11-0x0000000003000000-0x0000000003010000-memory.dmp
memory/4532-12-0x00000000001A0000-0x000000000029F000-memory.dmp
memory/4532-13-0x00000000001A0000-0x000000000029F000-memory.dmp
memory/4532-14-0x00000000001A0000-0x000000000029F000-memory.dmp
memory/4532-15-0x0000000004170000-0x0000000004171000-memory.dmp
memory/2052-16-0x00000000739F0000-0x0000000073FA1000-memory.dmp
memory/2052-17-0x00000000739F0000-0x0000000073FA1000-memory.dmp
memory/2052-18-0x0000000003000000-0x0000000003010000-memory.dmp
memory/4532-19-0x00000000001A0000-0x000000000029F000-memory.dmp
memory/4532-20-0x00000000001A0000-0x000000000029F000-memory.dmp
memory/4532-21-0x00000000001A0000-0x000000000029F000-memory.dmp
memory/4532-22-0x00000000001A0000-0x000000000029F000-memory.dmp
memory/4532-23-0x00000000001A0000-0x000000000029F000-memory.dmp
memory/4532-24-0x00000000001A0000-0x000000000029F000-memory.dmp
memory/4532-25-0x00000000001A0000-0x000000000029F000-memory.dmp
memory/4532-26-0x00000000001A0000-0x000000000029F000-memory.dmp
memory/4532-27-0x00000000001A0000-0x000000000029F000-memory.dmp
memory/4532-28-0x00000000001A0000-0x000000000029F000-memory.dmp
memory/4532-29-0x00000000001A0000-0x000000000029F000-memory.dmp
memory/4532-30-0x00000000001A0000-0x000000000029F000-memory.dmp