Analysis Overview
SHA256
0d4c0d403392a31a1a2ab7b9b478ea3a89cdb14c862990a290ef20adec03437b
Threat Level: Known bad
The file ad4e2f3c8410aa7408fe3dda19a5db67 was found to be: Known bad.
Malicious Activity Summary
Arkei family
Reads user/profile data of web browsers
Unsigned PE
Program crash
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-12-22 13:47
Signatures
Arkei family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-22 13:47
Reported
2023-12-22 15:53
Platform
win7-20231215-en
Max time kernel
122s
Max time network
126s
Command Line
Signatures
Reads user/profile data of web browsers
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\ad4e2f3c8410aa7408fe3dda19a5db67.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2312 wrote to memory of 2792 | N/A | C:\Users\Admin\AppData\Local\Temp\ad4e2f3c8410aa7408fe3dda19a5db67.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2312 wrote to memory of 2792 | N/A | C:\Users\Admin\AppData\Local\Temp\ad4e2f3c8410aa7408fe3dda19a5db67.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2312 wrote to memory of 2792 | N/A | C:\Users\Admin\AppData\Local\Temp\ad4e2f3c8410aa7408fe3dda19a5db67.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2312 wrote to memory of 2792 | N/A | C:\Users\Admin\AppData\Local\Temp\ad4e2f3c8410aa7408fe3dda19a5db67.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\ad4e2f3c8410aa7408fe3dda19a5db67.exe
"C:\Users\Admin\AppData\Local\Temp\ad4e2f3c8410aa7408fe3dda19a5db67.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2312 -s 648
Network
Files
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-22 13:47
Reported
2023-12-22 15:53
Platform
win10v2004-20231215-en
Max time kernel
145s
Max time network
156s
Command Line
Signatures
Reads user/profile data of web browsers
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\ad4e2f3c8410aa7408fe3dda19a5db67.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\ad4e2f3c8410aa7408fe3dda19a5db67.exe
"C:\Users\Admin\AppData\Local\Temp\ad4e2f3c8410aa7408fe3dda19a5db67.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1564 -ip 1564
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1564 -s 1308
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 4.181.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| N/A | 224.0.0.251:5353 | udp | |
| US | 8.8.8.8:53 | 81.171.91.138.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 209.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 168.117.168.52.in-addr.arpa | udp |