Analysis Overview
SHA256
9710c717d29c3939520a177dc44aa08d7098b70f3650c37f25f260f677542306
Threat Level: Known bad
The file 9710c717d29c3939520a177dc44aa08d7098b70f3650c37f25f260f677542306 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
2024-11-06 14:20
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-06 14:20
Reported
2024-11-06 14:22
Platform
win10v2004-20241007-en
Max time kernel
91s
Max time network
144s
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\ifmedianov.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\d56f262888e77a5de910970fdc1fa46fef7fc527da135926e994affa293ebde6.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\ifmedianov.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ifmedianov.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 5052 wrote to memory of 2768 | N/A | C:\Users\Admin\AppData\Local\Temp\d56f262888e77a5de910970fdc1fa46fef7fc527da135926e994affa293ebde6.exe | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ifmedianov.exe |
| PID 5052 wrote to memory of 2768 | N/A | C:\Users\Admin\AppData\Local\Temp\d56f262888e77a5de910970fdc1fa46fef7fc527da135926e994affa293ebde6.exe | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ifmedianov.exe |
| PID 5052 wrote to memory of 2768 | N/A | C:\Users\Admin\AppData\Local\Temp\d56f262888e77a5de910970fdc1fa46fef7fc527da135926e994affa293ebde6.exe | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ifmedianov.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\d56f262888e77a5de910970fdc1fa46fef7fc527da135926e994affa293ebde6.exe
"C:\Users\Admin\AppData\Local\Temp\d56f262888e77a5de910970fdc1fa46fef7fc527da135926e994affa293ebde6.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ifmedianov.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ifmedianov.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | buffetdetalhes.com | udp |
| US | 8.8.8.8:53 | buffetdetalhes.com | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | buffetdetalhes.com | udp |
| US | 8.8.8.8:53 | buffetdetalhes.com | udp |
| US | 8.8.8.8:53 | buffetdetalhes.com | udp |
| US | 8.8.8.8:53 | 56.163.245.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.42.69.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 98.117.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
Files
memory/2768-5-0x0000000074DBE000-0x0000000074DBF000-memory.dmp
memory/2768-6-0x0000000000410000-0x0000000000434000-memory.dmp
memory/2768-7-0x00000000053E0000-0x0000000005984000-memory.dmp
memory/2768-8-0x0000000004ED0000-0x0000000004F62000-memory.dmp
memory/2768-9-0x0000000074DB0000-0x0000000075560000-memory.dmp
memory/2768-10-0x0000000004E40000-0x0000000004E4A000-memory.dmp
memory/2768-11-0x0000000074DBE000-0x0000000074DBF000-memory.dmp
memory/2768-12-0x0000000074DB0000-0x0000000075560000-memory.dmp
memory/2768-13-0x0000000074DB0000-0x0000000075560000-memory.dmp
memory/2768-14-0x0000000074DB0000-0x0000000075560000-memory.dmp