Analysis Overview
SHA256
565517ddfa6d09fa094c5dbddfe70447d0fcc0f2dfe66bba5f9f9ef73c47c6d6
Threat Level: Known bad
The file 637b659f7494190a4312061c0deeb1dd3d14650c was found to be: Known bad.
Malicious Activity Summary
PureCrypter
Purecrypter family
Executes dropped EXE
Adds Run key to start application
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-10 10:02
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-10 10:02
Reported
2024-11-10 10:05
Platform
win10v2004-20241007-en
Max time kernel
150s
Max time network
153s
Command Line
Signatures
PureCrypter
Purecrypter family
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" | C:\Users\Admin\AppData\Local\Temp\7ad55278a8285dace5bb637348e5990c356a7c35bbcb8e2d53fd3dc64573d4c0.exe | N/A |
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\IXP000.TMP\SETUP_~1.EXE | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4980 wrote to memory of 2264 | N/A | C:\Users\Admin\AppData\Local\Temp\7ad55278a8285dace5bb637348e5990c356a7c35bbcb8e2d53fd3dc64573d4c0.exe | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE |
| PID 4980 wrote to memory of 2264 | N/A | C:\Users\Admin\AppData\Local\Temp\7ad55278a8285dace5bb637348e5990c356a7c35bbcb8e2d53fd3dc64573d4c0.exe | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE |
| PID 4980 wrote to memory of 2264 | N/A | C:\Users\Admin\AppData\Local\Temp\7ad55278a8285dace5bb637348e5990c356a7c35bbcb8e2d53fd3dc64573d4c0.exe | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE |
Processes
C:\Users\Admin\AppData\Local\Temp\7ad55278a8285dace5bb637348e5990c356a7c35bbcb8e2d53fd3dc64573d4c0.exe
"C:\Users\Admin\AppData\Local\Temp\7ad55278a8285dace5bb637348e5990c356a7c35bbcb8e2d53fd3dc64573d4c0.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.filifilm.com.br | 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 | www.filifilm.com.br | udp |
| US | 8.8.8.8:53 | www.filifilm.com.br | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.filifilm.com.br | udp |
| US | 8.8.8.8:53 | www.filifilm.com.br | udp |
| US | 8.8.8.8:53 | www.filifilm.com.br | udp |
| US | 8.8.8.8:53 | 200.163.202.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.filifilm.com.br | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.filifilm.com.br | udp |
| US | 8.8.8.8:53 | www.filifilm.com.br | udp |
| US | 8.8.8.8:53 | www.filifilm.com.br | udp |
| US | 8.8.8.8:53 | www.filifilm.com.br | udp |
| US | 8.8.8.8:53 | www.filifilm.com.br | udp |
| US | 8.8.8.8:53 | www.filifilm.com.br | udp |
| US | 8.8.8.8:53 | www.filifilm.com.br | udp |
| US | 8.8.8.8:53 | www.filifilm.com.br | udp |
| US | 8.8.8.8:53 | www.filifilm.com.br | udp |
| US | 8.8.8.8:53 | www.filifilm.com.br | udp |
| US | 8.8.8.8:53 | www.filifilm.com.br | udp |
| US | 8.8.8.8:53 | www.filifilm.com.br | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.filifilm.com.br | udp |
| US | 8.8.8.8:53 | www.filifilm.com.br | udp |
| US | 8.8.8.8:53 | www.filifilm.com.br | udp |
| US | 8.8.8.8:53 | www.filifilm.com.br | udp |
| US | 8.8.8.8:53 | www.filifilm.com.br | udp |
| US | 8.8.8.8:53 | www.filifilm.com.br | udp |
| US | 8.8.8.8:53 | www.filifilm.com.br | udp |
| US | 8.8.8.8:53 | www.filifilm.com.br | udp |
| US | 8.8.8.8:53 | www.filifilm.com.br | udp |
| US | 8.8.8.8:53 | www.filifilm.com.br | udp |
Files
memory/2264-5-0x000000007519E000-0x000000007519F000-memory.dmp
memory/2264-6-0x0000000000250000-0x0000000000262000-memory.dmp
memory/2264-7-0x0000000075190000-0x0000000075940000-memory.dmp
memory/2264-8-0x000000007519E000-0x000000007519F000-memory.dmp
memory/2264-9-0x0000000075190000-0x0000000075940000-memory.dmp