Analysis Overview
SHA256
33d1fbfef24cf1945248cfdc35c9338aec58774838d2c8b16d7609e8badd60a3
Threat Level: Known bad
The file 33d1fbfef24cf1945248cfdc35c9338aec58774838d2c8b16d7609e8badd60a3 was found to be: Known bad.
Malicious Activity Summary
BitRAT
Adds Run key to start application
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-10-10 23:53
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2023-10-10 23:53
Reported
2023-10-10 23:57
Platform
win10v2004-20230915-en
Max time kernel
151s
Max time network
156s
Command Line
Signatures
BitRAT
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\checkupdater = "C:\\Users\\Admin\\AppData\\Local\\checkupdater.exe" | C:\Users\Admin\AppData\Local\Temp\33d1fbfef24cf1945248cfdc35c9338aec58774838d2c8b16d7609e8badd60a3.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3004 set thread context of 1636 | N/A | C:\Users\Admin\AppData\Local\Temp\33d1fbfef24cf1945248cfdc35c9338aec58774838d2c8b16d7609e8badd60a3.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\33d1fbfef24cf1945248cfdc35c9338aec58774838d2c8b16d7609e8badd60a3.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\33d1fbfef24cf1945248cfdc35c9338aec58774838d2c8b16d7609e8badd60a3.exe
"C:\Users\Admin\AppData\Local\Temp\33d1fbfef24cf1945248cfdc35c9338aec58774838d2c8b16d7609e8badd60a3.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
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 | 68.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 146.78.124.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 208.194.73.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 77.121.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | smgqnt3eixxksasu.xyz | udp |
| JP | 178.249.213.106:1234 | smgqnt3eixxksasu.xyz | tcp |
| JP | 178.249.213.106:1234 | smgqnt3eixxksasu.xyz | tcp |
| US | 8.8.8.8:53 | 252.15.104.51.in-addr.arpa | udp |
| JP | 178.249.213.106:1234 | smgqnt3eixxksasu.xyz | tcp |
Files
memory/3004-0-0x0000000075190000-0x0000000075940000-memory.dmp
memory/3004-1-0x0000000075190000-0x0000000075940000-memory.dmp
memory/3004-2-0x0000000000430000-0x0000000000A54000-memory.dmp
memory/3004-3-0x0000000005420000-0x0000000005626000-memory.dmp
memory/3004-4-0x0000000002E30000-0x0000000002E40000-memory.dmp
memory/3004-5-0x0000000005760000-0x0000000005954000-memory.dmp
memory/3004-6-0x0000000005950000-0x000000000599C000-memory.dmp
memory/3004-7-0x0000000002E30000-0x0000000002E40000-memory.dmp
memory/3004-8-0x0000000005F80000-0x0000000006524000-memory.dmp
memory/1636-10-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1636-12-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1636-13-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1636-15-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/3004-14-0x0000000075190000-0x0000000075940000-memory.dmp
memory/1636-16-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1636-17-0x00000000750A0000-0x00000000750D9000-memory.dmp
memory/1636-18-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1636-19-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1636-20-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1636-21-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1636-22-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1636-23-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1636-24-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1636-25-0x0000000075420000-0x0000000075459000-memory.dmp
memory/1636-26-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1636-27-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1636-28-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1636-29-0x0000000075420000-0x0000000075459000-memory.dmp
memory/1636-30-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1636-31-0x0000000000400000-0x00000000007CE000-memory.dmp
memory/1636-32-0x0000000075420000-0x0000000075459000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2023-10-10 23:53
Reported
2023-10-10 23:57
Platform
win7-20230831-en
Max time kernel
122s
Max time network
131s
Command Line
Signatures
Processes
C:\Users\Admin\AppData\Local\Temp\33d1fbfef24cf1945248cfdc35c9338aec58774838d2c8b16d7609e8badd60a3.exe
"C:\Users\Admin\AppData\Local\Temp\33d1fbfef24cf1945248cfdc35c9338aec58774838d2c8b16d7609e8badd60a3.exe"
Network
Files
memory/2272-0-0x00000000748E0000-0x0000000074FCE000-memory.dmp
memory/2272-1-0x00000000010B0000-0x00000000016D4000-memory.dmp
memory/2272-2-0x00000000748E0000-0x0000000074FCE000-memory.dmp
memory/2272-3-0x0000000005130000-0x0000000005336000-memory.dmp
memory/2272-4-0x00000000009D0000-0x0000000000A10000-memory.dmp
memory/2272-5-0x00000000009D0000-0x0000000000A10000-memory.dmp
memory/2272-6-0x00000000059E0000-0x0000000005BD4000-memory.dmp
memory/2272-7-0x0000000000530000-0x000000000057C000-memory.dmp