Analysis Overview
SHA256
a865ff24fa16c3e701d9b08ca7309793cb1980eefde88a31e94454c74da90d20
Threat Level: Known bad
The file a865ff24fa16c3e701d9b08ca7309793cb1980eefde88a31e94454c74da90d20 was found to be: Known bad.
Malicious Activity Summary
Detect rhadamanthys stealer shellcode
Rhadamanthys
Accesses Microsoft Outlook profiles
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-04-19 10:03
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-04-19 10:03
Reported
2023-04-19 10:06
Platform
win10v2004-20230221-en
Max time kernel
64s
Max time network
128s
Command Line
Signatures
Detect rhadamanthys stealer shellcode
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Rhadamanthys
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook | C:\Windows\system32\dllhost.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook | C:\Windows\system32\dllhost.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook | C:\Windows\system32\dllhost.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook | C:\Windows\system32\dllhost.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook | C:\Windows\system32\dllhost.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook | C:\Windows\system32\dllhost.exe | N/A |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Windows\system32\dllhost.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Windows\system32\dllhost.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a865ff24fa16c3e701d9b08ca7309793cb1980eefde88a31e94454c74da90d20.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a865ff24fa16c3e701d9b08ca7309793cb1980eefde88a31e94454c74da90d20.exe | N/A |
| N/A | N/A | C:\Windows\system32\dllhost.exe | N/A |
| N/A | N/A | C:\Windows\system32\dllhost.exe | N/A |
| N/A | N/A | C:\Windows\system32\dllhost.exe | N/A |
| N/A | N/A | C:\Windows\system32\dllhost.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2444 wrote to memory of 4612 | N/A | C:\Users\Admin\AppData\Local\Temp\a865ff24fa16c3e701d9b08ca7309793cb1980eefde88a31e94454c74da90d20.exe | C:\Windows\system32\dllhost.exe |
| PID 2444 wrote to memory of 4612 | N/A | C:\Users\Admin\AppData\Local\Temp\a865ff24fa16c3e701d9b08ca7309793cb1980eefde88a31e94454c74da90d20.exe | C:\Windows\system32\dllhost.exe |
| PID 2444 wrote to memory of 4612 | N/A | C:\Users\Admin\AppData\Local\Temp\a865ff24fa16c3e701d9b08ca7309793cb1980eefde88a31e94454c74da90d20.exe | C:\Windows\system32\dllhost.exe |
| PID 2444 wrote to memory of 4612 | N/A | C:\Users\Admin\AppData\Local\Temp\a865ff24fa16c3e701d9b08ca7309793cb1980eefde88a31e94454c74da90d20.exe | C:\Windows\system32\dllhost.exe |
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook | C:\Windows\system32\dllhost.exe | N/A |
outlook_win_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook | C:\Windows\system32\dllhost.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\a865ff24fa16c3e701d9b08ca7309793cb1980eefde88a31e94454c74da90d20.exe
"C:\Users\Admin\AppData\Local\Temp\a865ff24fa16c3e701d9b08ca7309793cb1980eefde88a31e94454c74da90d20.exe"
C:\Windows\system32\dllhost.exe
"C:\Windows\system32\dllhost.exe"
Network
| Country | Destination | Domain | Proto |
| US | 117.18.237.29:80 | tcp | |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| PA | 179.43.142.201:80 | catalog.s.download.windowsupdate.com | tcp |
| US | 8.8.8.8:53 | 201.142.43.179.in-addr.arpa | udp |
| PA | 179.43.142.201:80 | 179.43.142.201 | tcp |
| US | 40.77.2.164:443 | tcp | |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 52.168.112.66:443 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| NL | 173.223.113.164:443 | tcp | |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.36.159.162.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.77.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 93.184.221.240:80 | tcp | |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
Files
memory/2444-134-0x0000000002E40000-0x0000000002E6E000-memory.dmp
memory/2444-135-0x0000000000400000-0x0000000002BA4000-memory.dmp
memory/2444-138-0x0000000002E70000-0x0000000002E8C000-memory.dmp
memory/2444-139-0x0000000002E70000-0x0000000002E8C000-memory.dmp
memory/2444-140-0x0000000002E90000-0x0000000002E92000-memory.dmp
memory/2444-141-0x0000000002E70000-0x0000000002E8C000-memory.dmp
memory/4612-142-0x0000023D4E9E0000-0x0000023D4E9E1000-memory.dmp
memory/2444-143-0x0000000002E90000-0x0000000002E93000-memory.dmp
memory/4612-144-0x0000023D4ECF0000-0x0000023D4ECF7000-memory.dmp
memory/4612-145-0x00007FF452300000-0x00007FF4523FA000-memory.dmp
memory/4612-146-0x00007FF452300000-0x00007FF4523FA000-memory.dmp
memory/2444-147-0x0000000000400000-0x0000000002BA4000-memory.dmp
memory/2444-148-0x0000000002E70000-0x0000000002E8C000-memory.dmp
memory/4612-149-0x00007FF452300000-0x00007FF4523FA000-memory.dmp
memory/4612-150-0x00007FF452300000-0x00007FF4523FA000-memory.dmp
memory/4612-151-0x00007FF452300000-0x00007FF4523FA000-memory.dmp
memory/4612-152-0x00007FF452300000-0x00007FF4523FA000-memory.dmp
memory/4612-153-0x00007FF452300000-0x00007FF4523FA000-memory.dmp