Analysis Overview
SHA256
4fb58687a364c3f6d6f7e0ca03654f9dec0f8832a499d61d40b0d424db1b1b14
Threat Level: Known bad
The file 4fb58687a364c3f6d6f7e0ca03654f9dec0f8832a499d61d40b0d424db1b1b14.exe was found to be: Known bad.
Malicious Activity Summary
Suspicious use of NtCreateUserProcessOtherParentProcess
Rhadamanthys
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-04-06 01:15
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-06 01:15
Reported
2024-04-06 01:17
Platform
win7-20240221-en
Max time kernel
117s
Max time network
120s
Command Line
Signatures
Rhadamanthys
Suspicious use of NtCreateUserProcessOtherParentProcess
| Description | Indicator | Process | Target |
| PID 2300 created 1216 | N/A | C:\Users\Admin\AppData\Local\Temp\4fb58687a364c3f6d6f7e0ca03654f9dec0f8832a499d61d40b0d424db1b1b14.exe | C:\Windows\Explorer.EXE |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4fb58687a364c3f6d6f7e0ca03654f9dec0f8832a499d61d40b0d424db1b1b14.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4fb58687a364c3f6d6f7e0ca03654f9dec0f8832a499d61d40b0d424db1b1b14.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 2300 wrote to memory of 2616 | N/A | C:\Users\Admin\AppData\Local\Temp\4fb58687a364c3f6d6f7e0ca03654f9dec0f8832a499d61d40b0d424db1b1b14.exe | C:\Windows\system32\dialer.exe |
| PID 2300 wrote to memory of 2616 | N/A | C:\Users\Admin\AppData\Local\Temp\4fb58687a364c3f6d6f7e0ca03654f9dec0f8832a499d61d40b0d424db1b1b14.exe | C:\Windows\system32\dialer.exe |
| PID 2300 wrote to memory of 2616 | N/A | C:\Users\Admin\AppData\Local\Temp\4fb58687a364c3f6d6f7e0ca03654f9dec0f8832a499d61d40b0d424db1b1b14.exe | C:\Windows\system32\dialer.exe |
| PID 2300 wrote to memory of 2616 | N/A | C:\Users\Admin\AppData\Local\Temp\4fb58687a364c3f6d6f7e0ca03654f9dec0f8832a499d61d40b0d424db1b1b14.exe | C:\Windows\system32\dialer.exe |
| PID 2300 wrote to memory of 2616 | N/A | C:\Users\Admin\AppData\Local\Temp\4fb58687a364c3f6d6f7e0ca03654f9dec0f8832a499d61d40b0d424db1b1b14.exe | C:\Windows\system32\dialer.exe |
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\4fb58687a364c3f6d6f7e0ca03654f9dec0f8832a499d61d40b0d424db1b1b14.exe
"C:\Users\Admin\AppData\Local\Temp\4fb58687a364c3f6d6f7e0ca03654f9dec0f8832a499d61d40b0d424db1b1b14.exe"
C:\Windows\system32\dialer.exe
"C:\Windows\system32\dialer.exe"
Network
Files
memory/2300-0-0x0000000000C20000-0x0000000000C7E000-memory.dmp
memory/2300-1-0x000007FEF55E0000-0x000007FEF5FCC000-memory.dmp
memory/2300-2-0x000000001AED0000-0x000000001AF50000-memory.dmp
memory/2300-3-0x00000000001E0000-0x00000000001F0000-memory.dmp
memory/2300-5-0x00000000001E0000-0x00000000001F0000-memory.dmp
memory/2300-4-0x000000001B540000-0x000000001B940000-memory.dmp
memory/2300-7-0x000000001B540000-0x000000001B940000-memory.dmp
memory/2300-6-0x000000001B540000-0x000000001B940000-memory.dmp
memory/2300-8-0x0000000076FA0000-0x0000000077149000-memory.dmp
memory/2300-11-0x000007FEFCF60000-0x000007FEFCFCC000-memory.dmp
memory/2300-10-0x000000001B540000-0x000000001B940000-memory.dmp
memory/2300-9-0x0000000076E80000-0x0000000076F9F000-memory.dmp
memory/2616-12-0x0000000000060000-0x0000000000069000-memory.dmp
memory/2300-13-0x000007FEF55E0000-0x000007FEF5FCC000-memory.dmp
memory/2300-15-0x000000001B540000-0x000000001B940000-memory.dmp
memory/2300-17-0x0000000076FA0000-0x0000000077149000-memory.dmp
memory/2616-19-0x0000000076FA0000-0x0000000077149000-memory.dmp
memory/2616-21-0x0000000076E80000-0x0000000076F9F000-memory.dmp
memory/2616-23-0x000007FEFCF60000-0x000007FEFCFCC000-memory.dmp
memory/2616-22-0x0000000076FA0000-0x0000000077149000-memory.dmp
memory/2616-20-0x0000000001B10000-0x0000000001F10000-memory.dmp
memory/2616-18-0x0000000001B10000-0x0000000001F10000-memory.dmp
memory/2616-24-0x0000000001B10000-0x0000000001F10000-memory.dmp
memory/2616-25-0x0000000076FA0000-0x0000000077149000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-06 01:15
Reported
2024-04-06 01:17
Platform
win10v2004-20240226-en
Max time kernel
115s
Max time network
145s
Command Line
Signatures
Rhadamanthys
Suspicious use of NtCreateUserProcessOtherParentProcess
| Description | Indicator | Process | Target |
| PID 1380 created 2516 | N/A | C:\Users\Admin\AppData\Local\Temp\4fb58687a364c3f6d6f7e0ca03654f9dec0f8832a499d61d40b0d424db1b1b14.exe | C:\Windows\system32\sihost.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4fb58687a364c3f6d6f7e0ca03654f9dec0f8832a499d61d40b0d424db1b1b14.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4fb58687a364c3f6d6f7e0ca03654f9dec0f8832a499d61d40b0d424db1b1b14.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 1380 wrote to memory of 4812 | N/A | C:\Users\Admin\AppData\Local\Temp\4fb58687a364c3f6d6f7e0ca03654f9dec0f8832a499d61d40b0d424db1b1b14.exe | C:\Windows\system32\dialer.exe |
| PID 1380 wrote to memory of 4812 | N/A | C:\Users\Admin\AppData\Local\Temp\4fb58687a364c3f6d6f7e0ca03654f9dec0f8832a499d61d40b0d424db1b1b14.exe | C:\Windows\system32\dialer.exe |
| PID 1380 wrote to memory of 4812 | N/A | C:\Users\Admin\AppData\Local\Temp\4fb58687a364c3f6d6f7e0ca03654f9dec0f8832a499d61d40b0d424db1b1b14.exe | C:\Windows\system32\dialer.exe |
| PID 1380 wrote to memory of 4812 | N/A | C:\Users\Admin\AppData\Local\Temp\4fb58687a364c3f6d6f7e0ca03654f9dec0f8832a499d61d40b0d424db1b1b14.exe | C:\Windows\system32\dialer.exe |
Processes
C:\Windows\system32\sihost.exe
sihost.exe
C:\Users\Admin\AppData\Local\Temp\4fb58687a364c3f6d6f7e0ca03654f9dec0f8832a499d61d40b0d424db1b1b14.exe
"C:\Users\Admin\AppData\Local\Temp\4fb58687a364c3f6d6f7e0ca03654f9dec0f8832a499d61d40b0d424db1b1b14.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=4072 --field-trial-handle=2260,i,3303482231723870786,2954015409682154873,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 130.211.222.173.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 65.139.73.23.in-addr.arpa | udp |
| GB | 142.250.187.202:443 | tcp | |
| US | 13.107.253.64:443 | tcp | |
| US | 52.111.229.43:443 | tcp | |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
Files
memory/1380-0-0x0000000000A20000-0x0000000000A7E000-memory.dmp
memory/1380-1-0x0000000001320000-0x0000000001330000-memory.dmp
memory/1380-2-0x000000001B680000-0x000000001BA80000-memory.dmp
memory/1380-3-0x00007FFED32E0000-0x00007FFED3DA1000-memory.dmp
memory/1380-4-0x0000000001320000-0x0000000001330000-memory.dmp
memory/1380-6-0x000000001B680000-0x000000001BA80000-memory.dmp
memory/1380-5-0x000000001B680000-0x000000001BA80000-memory.dmp
memory/1380-7-0x0000000001330000-0x0000000001340000-memory.dmp
memory/1380-8-0x00007FFEF2EB0000-0x00007FFEF30A5000-memory.dmp
memory/1380-9-0x00007FFEF17C0000-0x00007FFEF187E000-memory.dmp
memory/1380-11-0x00007FFEF0B70000-0x00007FFEF0E39000-memory.dmp
memory/1380-10-0x000000001B680000-0x000000001BA80000-memory.dmp
memory/4812-12-0x0000024133990000-0x0000024133999000-memory.dmp
memory/1380-16-0x000000001B680000-0x000000001BA80000-memory.dmp
memory/4812-17-0x0000024135440000-0x0000024135840000-memory.dmp
memory/4812-15-0x0000024135440000-0x0000024135840000-memory.dmp
memory/1380-18-0x00007FFED32E0000-0x00007FFED3DA1000-memory.dmp
memory/4812-19-0x0000024135440000-0x0000024135840000-memory.dmp
memory/4812-20-0x00007FFEF2EB0000-0x00007FFEF30A5000-memory.dmp
memory/4812-21-0x00007FFEF17C0000-0x00007FFEF187E000-memory.dmp
memory/4812-22-0x00007FFEF0B70000-0x00007FFEF0E39000-memory.dmp
memory/4812-23-0x0000024135440000-0x0000024135840000-memory.dmp