Analysis Overview
SHA256
39e300a5b4278a3ff5fe48c7fa4bd248779b93bbb6ade55e38b22de5f9d64c3c
Threat Level: Known bad
The file outout.bin was found to be: Known bad.
Malicious Activity Summary
BumbleBee
Bumblebee family
Suspicious use of NtCreateThreadExHideFromDebugger
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2023-04-19 21:14
Signatures
Bumblebee family
Analysis: behavioral1
Detonation Overview
Submitted
2023-04-19 21:14
Reported
2023-04-19 21:17
Platform
win7-20230220-en
Max time kernel
28s
Max time network
30s
Command Line
Signatures
BumbleBee
Suspicious use of NtCreateThreadExHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\outout.dll,#1
Network
Files
memory/1240-54-0x0000000001B50000-0x0000000001CBA000-memory.dmp
memory/1240-55-0x00000000779C0000-0x00000000779C1000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-04-19 21:14
Reported
2023-04-19 21:17
Platform
win10v2004-20230220-en
Max time kernel
141s
Max time network
129s
Command Line
Signatures
BumbleBee
Suspicious use of NtCreateThreadExHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\outout.dll,#1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 37.146.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 76.38.195.152.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| IE | 20.50.73.9:443 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| NL | 173.223.113.164:443 | tcp | |
| US | 8.8.8.8:53 | 1.77.109.52.in-addr.arpa | udp |
| US | 13.107.4.50:80 | tcp | |
| NL | 173.223.113.131:80 | tcp | |
| US | 204.79.197.203:80 | tcp |
Files
memory/4852-133-0x00000285041B0000-0x000002850431A000-memory.dmp
memory/4852-134-0x00007FFED8DB0000-0x00007FFED8DB1000-memory.dmp
memory/4852-137-0x00000285040D0000-0x000002850417C000-memory.dmp