Analysis Overview
SHA256
440fb2220a4cafea2dedec4bb511663e68092a1a0b42590d53950544d04f6f61
Threat Level: Known bad
The file dcf223799ce125ff5c558098b9129290N.exe was found to be: Known bad.
Malicious Activity Summary
Neconyd
Neconyd family
UPX packed file
Program crash
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-19 12:19
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: behavioral2
Detonation Overview
Submitted
2024-08-19 12:19
Reported
2024-08-19 12:21
Platform
win10v2004-20240802-en
Max time kernel
103s
Max time network
105s
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\dcf223799ce125ff5c558098b9129290N.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\dcf223799ce125ff5c558098b9129290N.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\dcf223799ce125ff5c558098b9129290N.exe
"C:\Users\Admin\AppData\Local\Temp\dcf223799ce125ff5c558098b9129290N.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 352 -p 1196 -ip 1196
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1196 -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 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 74.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
Files
memory/1196-0-0x0000000000400000-0x000000000044F000-memory.dmp
memory/1196-1-0x0000000000400000-0x000000000044F000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-19 12:19
Reported
2024-08-19 12:21
Platform
win7-20240704-en
Max time kernel
118s
Max time network
120s
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\dcf223799ce125ff5c558098b9129290N.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\dcf223799ce125ff5c558098b9129290N.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2056 wrote to memory of 2792 | N/A | C:\Users\Admin\AppData\Local\Temp\dcf223799ce125ff5c558098b9129290N.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2056 wrote to memory of 2792 | N/A | C:\Users\Admin\AppData\Local\Temp\dcf223799ce125ff5c558098b9129290N.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2056 wrote to memory of 2792 | N/A | C:\Users\Admin\AppData\Local\Temp\dcf223799ce125ff5c558098b9129290N.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2056 wrote to memory of 2792 | N/A | C:\Users\Admin\AppData\Local\Temp\dcf223799ce125ff5c558098b9129290N.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\dcf223799ce125ff5c558098b9129290N.exe
"C:\Users\Admin\AppData\Local\Temp\dcf223799ce125ff5c558098b9129290N.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2056 -s 36
Network
Files
memory/2056-1-0x0000000000400000-0x000000000044F000-memory.dmp