Analysis Overview
SHA256
4fb58687a364c3f6d6f7e0ca03654f9dec0f8832a499d61d40b0d424db1b1b14
Threat Level: Known bad
The file open.exe was found to be: Known bad.
Malicious Activity Summary
Rhadamanthys
Suspicious use of NtCreateUserProcessOtherParentProcess
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-04-05 11:50
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-05 11:50
Reported
2024-04-05 11:52
Platform
win10v2004-20240319-en
Max time kernel
147s
Max time network
154s
Command Line
Signatures
Rhadamanthys
Suspicious use of NtCreateUserProcessOtherParentProcess
| Description | Indicator | Process | Target |
| PID 2568 created 2452 | N/A | C:\Users\Admin\AppData\Local\Temp\open.exe | C:\Windows\system32\sihost.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\open.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\open.exe | N/A |
| N/A | N/A | C:\Windows\system32\dialer.exe | N/A |
| N/A | N/A | C:\Windows\system32\dialer.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2568 wrote to memory of 768 | N/A | C:\Users\Admin\AppData\Local\Temp\open.exe | C:\Windows\system32\dialer.exe |
| PID 2568 wrote to memory of 768 | N/A | C:\Users\Admin\AppData\Local\Temp\open.exe | C:\Windows\system32\dialer.exe |
| PID 2568 wrote to memory of 768 | N/A | C:\Users\Admin\AppData\Local\Temp\open.exe | C:\Windows\system32\dialer.exe |
| PID 2568 wrote to memory of 768 | N/A | C:\Users\Admin\AppData\Local\Temp\open.exe | C:\Windows\system32\dialer.exe |
Processes
C:\Windows\system32\sihost.exe
sihost.exe
C:\Users\Admin\AppData\Local\Temp\open.exe
"C:\Users\Admin\AppData\Local\Temp\open.exe"
C:\Windows\system32\dialer.exe
"C:\Windows\system32\dialer.exe"
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=4140 --field-trial-handle=2228,i,8155065313278028490,17854605419281052753,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 4.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 105.136.73.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.2.37.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| NL | 142.250.179.202:443 | tcp | |
| IE | 94.245.104.56:443 | tcp | |
| GB | 51.140.242.104:443 | tcp | |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| GB | 51.140.244.186:443 | tcp | |
| 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 | 24.139.73.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.229.111.52.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 | 8.8.8.8:53 | 92.16.208.104.in-addr.arpa | udp |
Files
memory/2568-0-0x00000000001D0000-0x000000000022E000-memory.dmp
memory/2568-1-0x0000000002290000-0x00000000022A0000-memory.dmp
memory/2568-2-0x000000001AF10000-0x000000001B310000-memory.dmp
memory/2568-4-0x0000000002290000-0x00000000022A0000-memory.dmp
memory/2568-3-0x00007FFC41610000-0x00007FFC420D1000-memory.dmp
memory/2568-6-0x000000001AF10000-0x000000001B310000-memory.dmp
memory/2568-7-0x000000001AE00000-0x000000001AE10000-memory.dmp
memory/2568-9-0x000000001AF10000-0x000000001B310000-memory.dmp
memory/2568-8-0x00007FFC60F30000-0x00007FFC61125000-memory.dmp
memory/2568-10-0x00007FFC5EF80000-0x00007FFC5F03E000-memory.dmp
memory/2568-11-0x00007FFC5E930000-0x00007FFC5EBF9000-memory.dmp
memory/768-12-0x000001E9FB880000-0x000001E9FB889000-memory.dmp
memory/2568-15-0x000000001AF10000-0x000000001B310000-memory.dmp
memory/768-17-0x000001E9FD410000-0x000001E9FD810000-memory.dmp
memory/2568-18-0x00007FFC41610000-0x00007FFC420D1000-memory.dmp
memory/768-16-0x000001E9FD410000-0x000001E9FD810000-memory.dmp
memory/768-20-0x00007FFC60F30000-0x00007FFC61125000-memory.dmp
memory/768-19-0x000001E9FD410000-0x000001E9FD810000-memory.dmp
memory/768-21-0x00007FFC5EF80000-0x00007FFC5F03E000-memory.dmp
memory/768-22-0x00007FFC5E930000-0x00007FFC5EBF9000-memory.dmp
memory/768-23-0x000001E9FD410000-0x000001E9FD810000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-05 11:50
Reported
2024-04-05 11:52
Platform
win7-20240319-en
Max time kernel
118s
Max time network
121s
Command Line
Signatures
Rhadamanthys
Suspicious use of NtCreateUserProcessOtherParentProcess
| Description | Indicator | Process | Target |
| PID 2184 created 1308 | N/A | C:\Users\Admin\AppData\Local\Temp\open.exe | C:\Windows\Explorer.EXE |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\open.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\open.exe | N/A |
| N/A | N/A | C:\Windows\system32\dialer.exe | N/A |
| N/A | N/A | C:\Windows\system32\dialer.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2184 wrote to memory of 3056 | N/A | C:\Users\Admin\AppData\Local\Temp\open.exe | C:\Windows\system32\dialer.exe |
| PID 2184 wrote to memory of 3056 | N/A | C:\Users\Admin\AppData\Local\Temp\open.exe | C:\Windows\system32\dialer.exe |
| PID 2184 wrote to memory of 3056 | N/A | C:\Users\Admin\AppData\Local\Temp\open.exe | C:\Windows\system32\dialer.exe |
| PID 2184 wrote to memory of 3056 | N/A | C:\Users\Admin\AppData\Local\Temp\open.exe | C:\Windows\system32\dialer.exe |
| PID 2184 wrote to memory of 3056 | N/A | C:\Users\Admin\AppData\Local\Temp\open.exe | C:\Windows\system32\dialer.exe |
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\open.exe
"C:\Users\Admin\AppData\Local\Temp\open.exe"
C:\Windows\system32\dialer.exe
"C:\Windows\system32\dialer.exe"
Network
Files
memory/2184-0-0x0000000000EC0000-0x0000000000F1E000-memory.dmp
memory/2184-1-0x000007FEF5CA0000-0x000007FEF668C000-memory.dmp
memory/2184-2-0x000000001AD80000-0x000000001AE00000-memory.dmp
memory/2184-3-0x0000000000440000-0x0000000000450000-memory.dmp
memory/2184-4-0x000000001B2E0000-0x000000001B6E0000-memory.dmp
memory/2184-7-0x000000001B2E0000-0x000000001B6E0000-memory.dmp
memory/2184-5-0x0000000000440000-0x0000000000450000-memory.dmp
memory/2184-9-0x000000001B2E0000-0x000000001B6E0000-memory.dmp
memory/2184-8-0x0000000077890000-0x0000000077A39000-memory.dmp
memory/2184-10-0x0000000077670000-0x000000007778F000-memory.dmp
memory/2184-11-0x000007FEFD700000-0x000007FEFD76C000-memory.dmp
memory/3056-12-0x0000000000060000-0x0000000000069000-memory.dmp
memory/2184-15-0x000007FEF5CA0000-0x000007FEF668C000-memory.dmp
memory/3056-17-0x0000000077890000-0x0000000077A39000-memory.dmp
memory/2184-16-0x000000001B2E0000-0x000000001B6E0000-memory.dmp
memory/3056-14-0x0000000001C30000-0x0000000002030000-memory.dmp
memory/2184-20-0x0000000077890000-0x0000000077A39000-memory.dmp
memory/3056-22-0x000007FEFD700000-0x000007FEFD76C000-memory.dmp
memory/3056-19-0x0000000077670000-0x000000007778F000-memory.dmp
memory/3056-21-0x0000000077890000-0x0000000077A39000-memory.dmp
memory/3056-18-0x0000000001C30000-0x0000000002030000-memory.dmp
memory/3056-23-0x0000000001C30000-0x0000000002030000-memory.dmp
memory/3056-24-0x0000000077890000-0x0000000077A39000-memory.dmp