Analysis Overview
SHA256
a9fef3bf43ae17b1ea2361ea59c5584caf762bd450dc8f120fdbf7f9fe523e96
Threat Level: Known bad
The file a9fef3bf43ae17b1ea2361ea59c5584caf762bd450dc8f120fdbf7f9fe523e96 was found to be: Known bad.
Malicious Activity Summary
Obj3ctivity, PXRECVOWEIWOEI
Detects Obj3ctivity Stage1
Obj3ctivity family
Program crash
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
2024-11-20 18:28
Signatures
Detects Obj3ctivity Stage1
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Obj3ctivity family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-20 18:28
Reported
2024-11-20 18:31
Platform
win7-20240903-en
Max time kernel
122s
Max time network
123s
Command Line
Signatures
Detects Obj3ctivity Stage1
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Obj3ctivity family
Obj3ctivity, PXRECVOWEIWOEI
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\a9fef3bf43ae17b1ea2361ea59c5584caf762bd450dc8f120fdbf7f9fe523e96.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\a9fef3bf43ae17b1ea2361ea59c5584caf762bd450dc8f120fdbf7f9fe523e96.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\a9fef3bf43ae17b1ea2361ea59c5584caf762bd450dc8f120fdbf7f9fe523e96.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2516 wrote to memory of 2496 | N/A | C:\Users\Admin\AppData\Local\Temp\a9fef3bf43ae17b1ea2361ea59c5584caf762bd450dc8f120fdbf7f9fe523e96.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2516 wrote to memory of 2496 | N/A | C:\Users\Admin\AppData\Local\Temp\a9fef3bf43ae17b1ea2361ea59c5584caf762bd450dc8f120fdbf7f9fe523e96.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2516 wrote to memory of 2496 | N/A | C:\Users\Admin\AppData\Local\Temp\a9fef3bf43ae17b1ea2361ea59c5584caf762bd450dc8f120fdbf7f9fe523e96.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2516 wrote to memory of 2496 | N/A | C:\Users\Admin\AppData\Local\Temp\a9fef3bf43ae17b1ea2361ea59c5584caf762bd450dc8f120fdbf7f9fe523e96.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\a9fef3bf43ae17b1ea2361ea59c5584caf762bd450dc8f120fdbf7f9fe523e96.exe
"C:\Users\Admin\AppData\Local\Temp\a9fef3bf43ae17b1ea2361ea59c5584caf762bd450dc8f120fdbf7f9fe523e96.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2516 -s 1472
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | whatismyipaddressnow.co | udp |
| US | 172.67.143.245:443 | whatismyipaddressnow.co | tcp |
Files
memory/2516-0-0x0000000074C4E000-0x0000000074C4F000-memory.dmp
memory/2516-1-0x0000000000FC0000-0x0000000000FD6000-memory.dmp
memory/2516-2-0x0000000074C40000-0x000000007532E000-memory.dmp
memory/2516-3-0x0000000074C40000-0x000000007532E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-20 18:28
Reported
2024-11-20 18:31
Platform
win10v2004-20241007-en
Max time kernel
94s
Max time network
141s
Command Line
Signatures
Detects Obj3ctivity Stage1
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Obj3ctivity family
Obj3ctivity, PXRECVOWEIWOEI
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\a9fef3bf43ae17b1ea2361ea59c5584caf762bd450dc8f120fdbf7f9fe523e96.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\a9fef3bf43ae17b1ea2361ea59c5584caf762bd450dc8f120fdbf7f9fe523e96.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\a9fef3bf43ae17b1ea2361ea59c5584caf762bd450dc8f120fdbf7f9fe523e96.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\a9fef3bf43ae17b1ea2361ea59c5584caf762bd450dc8f120fdbf7f9fe523e96.exe
"C:\Users\Admin\AppData\Local\Temp\a9fef3bf43ae17b1ea2361ea59c5584caf762bd450dc8f120fdbf7f9fe523e96.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 680 -ip 680
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 680 -s 1676
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 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | whatismyipaddressnow.co | udp |
| US | 104.21.71.78:443 | whatismyipaddressnow.co | tcp |
| US | 8.8.8.8:53 | 66.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 78.71.21.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.163.245.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 202.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 218.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
Files
memory/680-0-0x000000007505E000-0x000000007505F000-memory.dmp
memory/680-1-0x0000000000A10000-0x0000000000A26000-memory.dmp
memory/680-2-0x0000000075050000-0x0000000075800000-memory.dmp
memory/680-3-0x0000000075050000-0x0000000075800000-memory.dmp