Analysis Overview
SHA256
d06c41ac4e3b95dd0afbd0e10d554d164cce214dccd6bcae461181fa31e0349c
Threat Level: Known bad
The file 1696-1-0x0000000001F70000-0x000000000207A000-memory.dmp was found to be: Known bad.
Malicious Activity Summary
Bumblebee family
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2023-10-14 01:39
Signatures
Bumblebee family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-10-14 01:39
Reported
2023-10-14 14:28
Platform
win7-20230831-en
Max time kernel
117s
Max time network
142s
Command Line
Signatures
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1696-1-0x0000000001F70000-0x000000000207A000-memory.dll,#1
Network
Files
Analysis: behavioral2
Detonation Overview
Submitted
2023-10-14 01:39
Reported
2023-10-14 14:28
Platform
win10v2004-20230915-en
Max time kernel
189s
Max time network
214s
Command Line
Signatures
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2812 wrote to memory of 4120 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\system32\WerFault.exe |
| PID 2812 wrote to memory of 4120 | 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\1696-1-0x0000000001F70000-0x000000000207A000-memory.dll,#1
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 2812 -s 240
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 1.202.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 138.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 126.177.238.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.81.57.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 126.24.238.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 226.162.46.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 158.240.127.40.in-addr.arpa | udp |