Analysis Overview
SHA256
054ce23e77868d3b70a3884cc350b48c75e9fa63b774df6718ca6ae608b00fdf
Threat Level: Known bad
The file 48233c394fd136a8e8c50f72c479818d was found to be: Known bad.
Malicious Activity Summary
XtremeRAT
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Adds Run key to start application
Suspicious use of SetThreadContext
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-01-07 05:21
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2024-01-07 05:21
Reported
2024-01-07 05:24
Platform
win7-20231215-en
Max time kernel
146s
Max time network
123s
Command Line
Signatures
XtremeRAT
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\crashes\crashes.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\crashes\crashes.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\crashes\crashes.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\crashes\crashes.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\48233c394fd136a8e8c50f72c479818d.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\48233c394fd136a8e8c50f72c479818d.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Windows\CurrentVersion\Run\crashes.exe = "C:\\Users\\Admin\\AppData\\Roaming\\crashes\\crashes.exe" | C:\Users\Admin\AppData\Local\Temp\48233c394fd136a8e8c50f72c479818d.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2144 set thread context of 2792 | N/A | C:\Users\Admin\AppData\Roaming\crashes\crashes.exe | C:\Users\Admin\AppData\Roaming\crashes\crashes.exe |
| PID 2144 set thread context of 2792 | N/A | C:\Users\Admin\AppData\Roaming\crashes\crashes.exe | C:\Users\Admin\AppData\Roaming\crashes\crashes.exe |
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\48233c394fd136a8e8c50f72c479818d.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\crashes\crashes.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\48233c394fd136a8e8c50f72c479818d.exe
"C:\Users\Admin\AppData\Local\Temp\48233c394fd136a8e8c50f72c479818d.exe"
C:\Users\Admin\AppData\Roaming\crashes\crashes.exe
"C:\Users\Admin\AppData\Roaming\crashes\crashes.exe"
C:\Users\Admin\AppData\Roaming\crashes\crashes.exe
"C:\Users\Admin\AppData\Roaming\crashes\crashes.exe"
C:\Users\Admin\AppData\Roaming\crashes\crashes.exe
C:\Users\Admin\AppData\Roaming\crashes\crashes.exe
C:\Users\Admin\AppData\Roaming\crashes\crashes.exe
C:\Users\Admin\AppData\Roaming\crashes\crashes.exe
Network
| Country | Destination | Domain | Proto |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp |
Files
memory/3040-2-0x0000000000230000-0x0000000000236000-memory.dmp
C:\Users\Admin\AppData\Roaming\crashes\crashes.exe
| MD5 | 48233c394fd136a8e8c50f72c479818d |
| SHA1 | a286371bf593d75e5932e75b0f7ccbd85e81b13b |
| SHA256 | 054ce23e77868d3b70a3884cc350b48c75e9fa63b774df6718ca6ae608b00fdf |
| SHA512 | 2fa9e8fe42cf7146a10963cb52a1e5d733e233147c5be2a3f0a6109695f1b2eb2b7ed0ebf5e56c96e7f61c5ca41d8ba55329d57d13d949382bdfbfc7aef422c3 |
memory/2792-17-0x0000000000400000-0x0000000000418000-memory.dmp
memory/2792-23-0x0000000000400000-0x0000000000418000-memory.dmp
memory/2792-28-0x0000000000400000-0x0000000000418000-memory.dmp
memory/2792-29-0x0000000000400000-0x0000000000400000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-01-07 05:21
Reported
2024-01-07 05:24
Platform
win10v2004-20231222-en
Max time kernel
150s
Max time network
152s
Command Line
Signatures
XtremeRAT
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\48233c394fd136a8e8c50f72c479818d.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\crashes\crashes.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\crashes\crashes.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\crashes\crashes.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\crashes\crashes.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\crashes.exe = "C:\\Users\\Admin\\AppData\\Roaming\\crashes\\crashes.exe" | C:\Users\Admin\AppData\Local\Temp\48233c394fd136a8e8c50f72c479818d.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2312 set thread context of 528 | N/A | C:\Users\Admin\AppData\Roaming\crashes\crashes.exe | C:\Users\Admin\AppData\Roaming\crashes\crashes.exe |
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\48233c394fd136a8e8c50f72c479818d.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\crashes\crashes.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\48233c394fd136a8e8c50f72c479818d.exe
"C:\Users\Admin\AppData\Local\Temp\48233c394fd136a8e8c50f72c479818d.exe"
C:\Users\Admin\AppData\Roaming\crashes\crashes.exe
"C:\Users\Admin\AppData\Roaming\crashes\crashes.exe"
C:\Users\Admin\AppData\Roaming\crashes\crashes.exe
"C:\Users\Admin\AppData\Roaming\crashes\crashes.exe"
C:\Users\Admin\AppData\Roaming\crashes\crashes.exe
C:\Users\Admin\AppData\Roaming\crashes\crashes.exe
C:\Users\Admin\AppData\Roaming\crashes\crashes.exe
C:\Users\Admin\AppData\Roaming\crashes\crashes.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 146.78.124.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 84.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.178.17.96.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 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| N/A | 127.0.0.1:81 | tcp | |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| N/A | 127.0.0.1:81 | tcp | |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| N/A | 127.0.0.1:81 | tcp | |
| US | 20.231.121.79:80 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.99.105.20.in-addr.arpa | udp |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| N/A | 127.0.0.1:81 | tcp | |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp |
Files
memory/1532-2-0x00000000005C0000-0x00000000005C6000-memory.dmp
C:\Users\Admin\AppData\Roaming\crashes\crashes.exe
| MD5 | 48233c394fd136a8e8c50f72c479818d |
| SHA1 | a286371bf593d75e5932e75b0f7ccbd85e81b13b |
| SHA256 | 054ce23e77868d3b70a3884cc350b48c75e9fa63b774df6718ca6ae608b00fdf |
| SHA512 | 2fa9e8fe42cf7146a10963cb52a1e5d733e233147c5be2a3f0a6109695f1b2eb2b7ed0ebf5e56c96e7f61c5ca41d8ba55329d57d13d949382bdfbfc7aef422c3 |
memory/528-18-0x0000000000400000-0x0000000000418000-memory.dmp
memory/528-20-0x0000000000400000-0x0000000000418000-memory.dmp
memory/528-24-0x0000000000400000-0x0000000000418000-memory.dmp
memory/528-29-0x0000000000400000-0x0000000000418000-memory.dmp