Analysis Overview
SHA256
559db69c65b706eaacd9c0c217ed8c7390a1978a8094a1fad5d86ccdd12f8697
Threat Level: Known bad
The file 559db69c65b706eaacd9c0c217ed8c7390a1978a8094a1fad5d86ccdd12f8697 was found to be: Known bad.
Malicious Activity Summary
Lockbit
Rule to detect Lockbit 3.0 ransomware Windows payload
Lockbit family
Program crash
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-03-14 04:12
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: behavioral2
Detonation Overview
Submitted
2024-03-14 04:12
Reported
2024-03-14 04:15
Platform
win10v2004-20240226-en
Max time kernel
147s
Max time network
152s
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
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2020 wrote to memory of 4636 | N/A | C:\Users\Admin\AppData\Local\Temp\559db69c65b706eaacd9c0c217ed8c7390a1978a8094a1fad5d86ccdd12f8697.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2020 wrote to memory of 4636 | N/A | C:\Users\Admin\AppData\Local\Temp\559db69c65b706eaacd9c0c217ed8c7390a1978a8094a1fad5d86ccdd12f8697.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2020 wrote to memory of 4636 | N/A | C:\Users\Admin\AppData\Local\Temp\559db69c65b706eaacd9c0c217ed8c7390a1978a8094a1fad5d86ccdd12f8697.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\559db69c65b706eaacd9c0c217ed8c7390a1978a8094a1fad5d86ccdd12f8697.exe
"C:\Users\Admin\AppData\Local\Temp\559db69c65b706eaacd9c0c217ed8c7390a1978a8094a1fad5d86ccdd12f8697.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2020 -ip 2020
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2020 -s 256
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2020 -s 256
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4076 --field-trial-handle=2900,i,14549994492153927475,12895178890800740987,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 0.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.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 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 20.231.121.79:80 | tcp | |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 25.140.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 180.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 1.173.189.20.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 | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
Files
memory/2020-0-0x0000000000400000-0x0000000000429000-memory.dmp
memory/2020-1-0x0000000000400000-0x0000000000429000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-03-14 04:12
Reported
2024-03-14 04:14
Platform
win7-20240221-en
Max time kernel
122s
Max time network
123s
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 |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\559db69c65b706eaacd9c0c217ed8c7390a1978a8094a1fad5d86ccdd12f8697.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2792 wrote to memory of 2340 | N/A | C:\Users\Admin\AppData\Local\Temp\559db69c65b706eaacd9c0c217ed8c7390a1978a8094a1fad5d86ccdd12f8697.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2792 wrote to memory of 2340 | N/A | C:\Users\Admin\AppData\Local\Temp\559db69c65b706eaacd9c0c217ed8c7390a1978a8094a1fad5d86ccdd12f8697.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2792 wrote to memory of 2340 | N/A | C:\Users\Admin\AppData\Local\Temp\559db69c65b706eaacd9c0c217ed8c7390a1978a8094a1fad5d86ccdd12f8697.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2792 wrote to memory of 2340 | N/A | C:\Users\Admin\AppData\Local\Temp\559db69c65b706eaacd9c0c217ed8c7390a1978a8094a1fad5d86ccdd12f8697.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\559db69c65b706eaacd9c0c217ed8c7390a1978a8094a1fad5d86ccdd12f8697.exe
"C:\Users\Admin\AppData\Local\Temp\559db69c65b706eaacd9c0c217ed8c7390a1978a8094a1fad5d86ccdd12f8697.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2792 -s 88
Network
Files
memory/2792-0-0x0000000000400000-0x0000000000429000-memory.dmp