Analysis Overview
SHA256
7be5aadca6217a7d7ba0460b5b1e5bb31dd5e9b2fa17994113373611ed52e850
Threat Level: Known bad
The file 1866b28b51045944df18e63c9a5989afe985e30ff1944db6544ca76b32235567.zip was found to be: Known bad.
Malicious Activity Summary
Lockbit
Lockbit family
Rule to detect Lockbit 3.0 ransomware Windows payload
Unsigned PE
Program crash
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-03-13 16:42
Signatures
Lockbit family
Rule to detect Lockbit 3.0 ransomware Windows payload
| 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
2024-03-13 16:42
Reported
2024-03-13 16:46
Platform
win7-20240215-en
Max time kernel
89s
Max time network
17s
Command Line
Signatures
Lockbit
Rule to detect Lockbit 3.0 ransomware Windows payload
| 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\1866b28b51045944df18e63c9a5989afe985e30ff1944db6544ca76b32235567.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1776 wrote to memory of 2956 | N/A | C:\Users\Admin\AppData\Local\Temp\1866b28b51045944df18e63c9a5989afe985e30ff1944db6544ca76b32235567.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1776 wrote to memory of 2956 | N/A | C:\Users\Admin\AppData\Local\Temp\1866b28b51045944df18e63c9a5989afe985e30ff1944db6544ca76b32235567.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1776 wrote to memory of 2956 | N/A | C:\Users\Admin\AppData\Local\Temp\1866b28b51045944df18e63c9a5989afe985e30ff1944db6544ca76b32235567.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1776 wrote to memory of 2956 | N/A | C:\Users\Admin\AppData\Local\Temp\1866b28b51045944df18e63c9a5989afe985e30ff1944db6544ca76b32235567.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\1866b28b51045944df18e63c9a5989afe985e30ff1944db6544ca76b32235567.exe
"C:\Users\Admin\AppData\Local\Temp\1866b28b51045944df18e63c9a5989afe985e30ff1944db6544ca76b32235567.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1776 -s 88
Network
Files
memory/1776-0-0x0000000000400000-0x000000000042A000-memory.dmp
memory/1776-1-0x0000000000400000-0x000000000042A000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-13 16:42
Reported
2024-03-13 16:49
Platform
win10v2004-20240226-en
Max time kernel
151s
Max time network
153s
Command Line
Signatures
Lockbit
Rule to detect Lockbit 3.0 ransomware Windows payload
| 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\1866b28b51045944df18e63c9a5989afe985e30ff1944db6544ca76b32235567.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\1866b28b51045944df18e63c9a5989afe985e30ff1944db6544ca76b32235567.exe
"C:\Users\Admin\AppData\Local\Temp\1866b28b51045944df18e63c9a5989afe985e30ff1944db6544ca76b32235567.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1652 -ip 1652
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1652 -s 264
Network
| Country | Destination | Domain | Proto |
| 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 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 203.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 100.5.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 119.110.54.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 204.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.160.77.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 179.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.160.77.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 199.178.17.96.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 | 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 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 24.134.221.88.in-addr.arpa | udp |
| GB | 96.17.178.179:80 | tcp |
Files
memory/1652-0-0x0000000000400000-0x000000000042A000-memory.dmp
memory/1652-1-0x0000000000400000-0x000000000042A000-memory.dmp
Analysis: behavioral3
Detonation Overview
Submitted
2024-03-13 16:42
Reported
2024-03-13 16:50
Platform
win11-20240221-en
Max time kernel
115s
Max time network
128s
Command Line
Signatures
Lockbit
Rule to detect Lockbit 3.0 ransomware Windows payload
| 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\1866b28b51045944df18e63c9a5989afe985e30ff1944db6544ca76b32235567.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\1866b28b51045944df18e63c9a5989afe985e30ff1944db6544ca76b32235567.exe
"C:\Users\Admin\AppData\Local\Temp\1866b28b51045944df18e63c9a5989afe985e30ff1944db6544ca76b32235567.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 3356 -ip 3356
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3356 -s 276
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 14.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | 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 | 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 | 43.229.111.52.in-addr.arpa | udp |
Files
memory/3356-0-0x0000000000400000-0x000000000042A000-memory.dmp
memory/3356-1-0x0000000000400000-0x000000000042A000-memory.dmp