Analysis Overview
SHA256
12326fee683ca9fc2bbb1e066ba31e86fa053066cd2857c9772617d03a8de9fc
Threat Level: Known bad
The file 3b7756aa827b860745d10f35035f7b90N.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 15:20
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 15:20
Reported
2024-08-17 15:22
Platform
win7-20240729-en
Max time kernel
119s
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\3b7756aa827b860745d10f35035f7b90N.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\3b7756aa827b860745d10f35035f7b90N.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1384 wrote to memory of 1996 | N/A | C:\Users\Admin\AppData\Local\Temp\3b7756aa827b860745d10f35035f7b90N.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1384 wrote to memory of 1996 | N/A | C:\Users\Admin\AppData\Local\Temp\3b7756aa827b860745d10f35035f7b90N.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1384 wrote to memory of 1996 | N/A | C:\Users\Admin\AppData\Local\Temp\3b7756aa827b860745d10f35035f7b90N.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1384 wrote to memory of 1996 | N/A | C:\Users\Admin\AppData\Local\Temp\3b7756aa827b860745d10f35035f7b90N.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\3b7756aa827b860745d10f35035f7b90N.exe
"C:\Users\Admin\AppData\Local\Temp\3b7756aa827b860745d10f35035f7b90N.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1384 -s 36
Network
Files
memory/1384-1-0x0000000000400000-0x000000000044F000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-17 15:20
Reported
2024-08-17 15:22
Platform
win10v2004-20240802-en
Max time kernel
98s
Max time network
99s
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\3b7756aa827b860745d10f35035f7b90N.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\3b7756aa827b860745d10f35035f7b90N.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\3b7756aa827b860745d10f35035f7b90N.exe
"C:\Users\Admin\AppData\Local\Temp\3b7756aa827b860745d10f35035f7b90N.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1116 -ip 1116
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1116 -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 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.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 |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
Files
memory/1116-0-0x0000000000400000-0x000000000044F000-memory.dmp
memory/1116-1-0x0000000000400000-0x000000000044F000-memory.dmp