Analysis Overview
SHA256
3bf975da6c178a0ca6458e493fce81bea96e059e333ed596c3101dbb408eaad5
Threat Level: Known bad
The file 3bf975da6c178a0ca6458e493fce81bea96e059e333ed596c3101dbb408eaad5 was found to be: Known bad.
Malicious Activity Summary
Agenttesla family
AgentTesla
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Reads WinSCP keys stored on the system
Reads data files stored by FTP clients
Looks up external IP address via web service
Suspicious use of SetThreadContext
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: MapViewOfSection
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-15 02:10
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-15 02:10
Reported
2024-11-15 02:12
Platform
win7-20240903-en
Max time kernel
118s
Max time network
120s
Command Line
Signatures
AgentTesla
Agenttesla family
Reads WinSCP keys stored on the system
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | api.ipify.org | N/A | N/A |
| N/A | api.ipify.org | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3064 set thread context of 2716 | N/A | C:\Users\Admin\AppData\Local\Temp\3bf975da6c178a0ca6458e493fce81bea96e059e333ed596c3101dbb408eaad5.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe |
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\3bf975da6c178a0ca6458e493fce81bea96e059e333ed596c3101dbb408eaad5.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3bf975da6c178a0ca6458e493fce81bea96e059e333ed596c3101dbb408eaad5.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3bf975da6c178a0ca6458e493fce81bea96e059e333ed596c3101dbb408eaad5.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\3bf975da6c178a0ca6458e493fce81bea96e059e333ed596c3101dbb408eaad5.exe
"C:\Users\Admin\AppData\Local\Temp\3bf975da6c178a0ca6458e493fce81bea96e059e333ed596c3101dbb408eaad5.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | api.ipify.org | udp |
| US | 104.26.12.205:443 | api.ipify.org | tcp |
Files
memory/3064-2-0x0000000000230000-0x0000000000231000-memory.dmp
memory/3064-3-0x0000000000240000-0x0000000000248000-memory.dmp
memory/2716-8-0x0000000000400000-0x0000000000445000-memory.dmp
memory/2716-4-0x0000000000400000-0x0000000000445000-memory.dmp
memory/2716-6-0x0000000000400000-0x0000000000445000-memory.dmp
memory/2716-10-0x0000000000400000-0x0000000000440000-memory.dmp
memory/3064-11-0x0000000000240000-0x0000000000248000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-15 02:10
Reported
2024-11-15 02:13
Platform
win10v2004-20241007-en
Max time kernel
105s
Max time network
149s
Command Line
Signatures
AgentTesla
Agenttesla family
Reads WinSCP keys stored on the system
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | api.ipify.org | N/A | N/A |
| N/A | api.ipify.org | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 760 set thread context of 2172 | N/A | C:\Users\Admin\AppData\Local\Temp\3bf975da6c178a0ca6458e493fce81bea96e059e333ed596c3101dbb408eaad5.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe |
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\3bf975da6c178a0ca6458e493fce81bea96e059e333ed596c3101dbb408eaad5.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3bf975da6c178a0ca6458e493fce81bea96e059e333ed596c3101dbb408eaad5.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3bf975da6c178a0ca6458e493fce81bea96e059e333ed596c3101dbb408eaad5.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 760 wrote to memory of 2172 | N/A | C:\Users\Admin\AppData\Local\Temp\3bf975da6c178a0ca6458e493fce81bea96e059e333ed596c3101dbb408eaad5.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe |
| PID 760 wrote to memory of 2172 | N/A | C:\Users\Admin\AppData\Local\Temp\3bf975da6c178a0ca6458e493fce81bea96e059e333ed596c3101dbb408eaad5.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe |
| PID 760 wrote to memory of 2172 | N/A | C:\Users\Admin\AppData\Local\Temp\3bf975da6c178a0ca6458e493fce81bea96e059e333ed596c3101dbb408eaad5.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe |
| PID 760 wrote to memory of 2172 | N/A | C:\Users\Admin\AppData\Local\Temp\3bf975da6c178a0ca6458e493fce81bea96e059e333ed596c3101dbb408eaad5.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\3bf975da6c178a0ca6458e493fce81bea96e059e333ed596c3101dbb408eaad5.exe
"C:\Users\Admin\AppData\Local\Temp\3bf975da6c178a0ca6458e493fce81bea96e059e333ed596c3101dbb408eaad5.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
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 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | api.ipify.org | udp |
| US | 172.67.74.152:443 | api.ipify.org | tcp |
| US | 8.8.8.8:53 | 152.74.67.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 197.87.175.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.42.69.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
Files
memory/760-2-0x0000000077B52000-0x0000000077B53000-memory.dmp
memory/760-3-0x00000000021E0000-0x00000000021E1000-memory.dmp
memory/760-4-0x00000000021F0000-0x00000000021F8000-memory.dmp
memory/2172-5-0x0000000000400000-0x0000000000445000-memory.dmp
memory/2172-7-0x0000000077B52000-0x0000000077B53000-memory.dmp
memory/2172-8-0x0000000000890000-0x0000000000891000-memory.dmp
memory/2172-9-0x000000007442E000-0x000000007442F000-memory.dmp
memory/2172-10-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2172-11-0x0000000005550000-0x0000000005AF4000-memory.dmp
memory/2172-12-0x0000000005110000-0x0000000005176000-memory.dmp
memory/2172-13-0x0000000074420000-0x0000000074BD0000-memory.dmp
memory/2172-14-0x0000000006520000-0x0000000006570000-memory.dmp
memory/2172-15-0x0000000006610000-0x00000000066A2000-memory.dmp
memory/2172-16-0x0000000006590000-0x000000000659A000-memory.dmp
memory/2172-17-0x000000007442E000-0x000000007442F000-memory.dmp
memory/2172-18-0x0000000074420000-0x0000000074BD0000-memory.dmp