Analysis Overview
SHA256
f5d18974b03f9d715d4ab1397bf23765e0e70c267c2692c25d5422210752a5ba
Threat Level: Known bad
The file 2404-0-0x0000000000110000-0x0000000000162000-memory.dmp was found to be: Known bad.
Malicious Activity Summary
Cobaltstrike family
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-08-06 08:48
Signatures
Cobaltstrike family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-06 08:48
Reported
2024-08-06 08:50
Platform
win7-20240705-en
Max time kernel
119s
Max time network
120s
Command Line
Signatures
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2124 wrote to memory of 1428 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\system32\WerFault.exe |
| PID 2124 wrote to memory of 1428 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\system32\WerFault.exe |
| PID 2124 wrote to memory of 1428 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\system32\WerFault.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2404-0-0x0000000000110000-0x0000000000162000-memory.dll,#1
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 2124 -s 52
Network
Files
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-06 08:48
Reported
2024-08-06 08:50
Platform
win10v2004-20240802-en
Max time kernel
95s
Max time network
96s
Command Line
Signatures
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2404-0-0x0000000000110000-0x0000000000162000-memory.dll,#1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 64.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 77.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.236.111.52.in-addr.arpa | udp |