Analysis Overview
SHA256
6e3e8d35ccae4dc4f6c99f32be7e0edfaf13280a29147d20d7a4f0ef7325255b
Threat Level: Known bad
The file 3e3fa0e04bcf2b77e3648e6255a4e6b0N.exe was found to be: Known bad.
Malicious Activity Summary
Neconyd
Neconyd family
UPX packed file
Unsigned PE
Program crash
System Location Discovery: System Language Discovery
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-17 09:33
Signatures
Neconyd family
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-17 09:33
Reported
2024-08-17 09:35
Platform
win7-20240704-en
Max time kernel
22s
Max time network
16s
Command Line
Signatures
Neconyd
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\3e3fa0e04bcf2b77e3648e6255a4e6b0N.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\3e3fa0e04bcf2b77e3648e6255a4e6b0N.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2720 wrote to memory of 2728 | N/A | C:\Users\Admin\AppData\Local\Temp\3e3fa0e04bcf2b77e3648e6255a4e6b0N.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2720 wrote to memory of 2728 | N/A | C:\Users\Admin\AppData\Local\Temp\3e3fa0e04bcf2b77e3648e6255a4e6b0N.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2720 wrote to memory of 2728 | N/A | C:\Users\Admin\AppData\Local\Temp\3e3fa0e04bcf2b77e3648e6255a4e6b0N.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2720 wrote to memory of 2728 | N/A | C:\Users\Admin\AppData\Local\Temp\3e3fa0e04bcf2b77e3648e6255a4e6b0N.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\3e3fa0e04bcf2b77e3648e6255a4e6b0N.exe
"C:\Users\Admin\AppData\Local\Temp\3e3fa0e04bcf2b77e3648e6255a4e6b0N.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2720 -s 36
Network
Files
memory/2720-1-0x0000000000400000-0x000000000044F000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-17 09:33
Reported
2024-08-17 09:35
Platform
win10v2004-20240802-en
Max time kernel
101s
Max time network
102s
Command Line
Signatures
Neconyd
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\3e3fa0e04bcf2b77e3648e6255a4e6b0N.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\3e3fa0e04bcf2b77e3648e6255a4e6b0N.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\3e3fa0e04bcf2b77e3648e6255a4e6b0N.exe
"C:\Users\Admin\AppData\Local\Temp\3e3fa0e04bcf2b77e3648e6255a4e6b0N.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4664 -ip 4664
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4664 -s 224
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 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
Files
memory/4664-0-0x0000000000400000-0x000000000044F000-memory.dmp
memory/4664-1-0x0000000000400000-0x000000000044F000-memory.dmp