Analysis Overview
SHA256
abf85354b2b5c121e86e1c832e1700aad23c4de4f31d97a532b655307266b26a
Threat Level: Known bad
The file 2023-08-24_c43d181633c16373b6025dd3d3414ffe_destroyer_wannacry_JC.exe was found to be: Known bad.
Malicious Activity Summary
Chaos Ransomware
Chaos family
Chaos
Program crash
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2023-09-10 17:49
Signatures
Chaos Ransomware
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Chaos family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-09-10 17:49
Reported
2023-09-10 17:52
Platform
win7-20230831-en
Max time kernel
117s
Max time network
123s
Command Line
Signatures
Chaos
Chaos Ransomware
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\2023-08-24_c43d181633c16373b6025dd3d3414ffe_destroyer_wannacry_JC.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2260 wrote to memory of 2092 | N/A | C:\Users\Admin\AppData\Local\Temp\2023-08-24_c43d181633c16373b6025dd3d3414ffe_destroyer_wannacry_JC.exe | C:\Windows\system32\WerFault.exe |
| PID 2260 wrote to memory of 2092 | N/A | C:\Users\Admin\AppData\Local\Temp\2023-08-24_c43d181633c16373b6025dd3d3414ffe_destroyer_wannacry_JC.exe | C:\Windows\system32\WerFault.exe |
| PID 2260 wrote to memory of 2092 | N/A | C:\Users\Admin\AppData\Local\Temp\2023-08-24_c43d181633c16373b6025dd3d3414ffe_destroyer_wannacry_JC.exe | C:\Windows\system32\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2023-08-24_c43d181633c16373b6025dd3d3414ffe_destroyer_wannacry_JC.exe
"C:\Users\Admin\AppData\Local\Temp\2023-08-24_c43d181633c16373b6025dd3d3414ffe_destroyer_wannacry_JC.exe"
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 2260 -s 480
Network
Files
memory/2260-0-0x00000000009C0000-0x00000000009CC000-memory.dmp
memory/2260-1-0x000007FEF5680000-0x000007FEF606C000-memory.dmp
memory/2260-2-0x000007FEF5680000-0x000007FEF606C000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-09-10 17:49
Reported
2023-09-10 17:52
Platform
win10v2004-20230831-en
Max time kernel
128s
Max time network
133s
Command Line
Signatures
Chaos
Chaos Ransomware
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\2023-08-24_c43d181633c16373b6025dd3d3414ffe_destroyer_wannacry_JC.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2023-08-24_c43d181633c16373b6025dd3d3414ffe_destroyer_wannacry_JC.exe
"C:\Users\Admin\AppData\Local\Temp\2023-08-24_c43d181633c16373b6025dd3d3414ffe_destroyer_wannacry_JC.exe"
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 408 -p 2512 -ip 2512
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 2512 -s 708
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 254.3.248.8.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 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 208.194.73.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 195.233.44.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 146.78.124.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 254.113.26.67.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 89.16.208.104.in-addr.arpa | udp |
Files
memory/2512-0-0x0000000000780000-0x000000000078C000-memory.dmp
memory/2512-1-0x00007FF94D100000-0x00007FF94DBC1000-memory.dmp
memory/2512-2-0x00007FF94D100000-0x00007FF94DBC1000-memory.dmp