Analysis Overview
SHA256
d221d3fb8d39771f163a440c7f7bf72b3a9db66ae012e0c3d0143a126256de54
Threat Level: Known bad
The file d221d3fb8d39771f163a440c7f7bf72b3a9db66ae012e0c3d0143a126256de54 was found to be: Known bad.
Malicious Activity Summary
Detect rhadamanthys stealer shellcode
Rhadamanthys
Accesses Microsoft Outlook profiles
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-04-15 11:10
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-04-15 11:10
Reported
2023-04-15 11:12
Platform
win10-20230220-en
Max time kernel
51s
Max time network
75s
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-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook | C:\Windows\system32\dllhost.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook | C:\Windows\system32\dllhost.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook | C:\Windows\system32\dllhost.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook | C:\Windows\system32\dllhost.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook | C:\Windows\system32\dllhost.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\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\d221d3fb8d39771f163a440c7f7bf72b3a9db66ae012e0c3d0143a126256de54.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\d221d3fb8d39771f163a440c7f7bf72b3a9db66ae012e0c3d0143a126256de54.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 3944 wrote to memory of 4392 | N/A | C:\Users\Admin\AppData\Local\Temp\d221d3fb8d39771f163a440c7f7bf72b3a9db66ae012e0c3d0143a126256de54.exe | C:\Windows\system32\dllhost.exe |
| PID 3944 wrote to memory of 4392 | N/A | C:\Users\Admin\AppData\Local\Temp\d221d3fb8d39771f163a440c7f7bf72b3a9db66ae012e0c3d0143a126256de54.exe | C:\Windows\system32\dllhost.exe |
| PID 3944 wrote to memory of 4392 | N/A | C:\Users\Admin\AppData\Local\Temp\d221d3fb8d39771f163a440c7f7bf72b3a9db66ae012e0c3d0143a126256de54.exe | C:\Windows\system32\dllhost.exe |
| PID 3944 wrote to memory of 4392 | N/A | C:\Users\Admin\AppData\Local\Temp\d221d3fb8d39771f163a440c7f7bf72b3a9db66ae012e0c3d0143a126256de54.exe | C:\Windows\system32\dllhost.exe |
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\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-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook | C:\Windows\system32\dllhost.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\d221d3fb8d39771f163a440c7f7bf72b3a9db66ae012e0c3d0143a126256de54.exe
"C:\Users\Admin\AppData\Local\Temp\d221d3fb8d39771f163a440c7f7bf72b3a9db66ae012e0c3d0143a126256de54.exe"
C:\Windows\system32\dllhost.exe
"C:\Windows\system32\dllhost.exe"
Network
| Country | Destination | Domain | Proto |
| 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 |
| JP | 40.74.98.192:443 | tcp | |
| US | 8.8.8.8:53 | 63.13.109.52.in-addr.arpa | udp |
Files
memory/3944-121-0x0000000000810000-0x000000000083E000-memory.dmp
memory/3944-122-0x0000000000400000-0x000000000080F000-memory.dmp
memory/3944-125-0x0000000002430000-0x000000000244C000-memory.dmp
memory/3944-126-0x0000000002430000-0x000000000244C000-memory.dmp
memory/3944-127-0x00000000001D0000-0x00000000001D2000-memory.dmp
memory/3944-128-0x0000000002430000-0x000000000244C000-memory.dmp
memory/4392-129-0x000002C2C2200000-0x000002C2C2201000-memory.dmp
memory/4392-133-0x000002C2C21B0000-0x000002C2C21B7000-memory.dmp
memory/3944-132-0x00000000001D0000-0x00000000001D3000-memory.dmp
memory/4392-134-0x00007FF676960000-0x00007FF676A5A000-memory.dmp
memory/4392-135-0x00007FF676960000-0x00007FF676A5A000-memory.dmp
memory/3944-136-0x0000000000400000-0x000000000080F000-memory.dmp
memory/3944-137-0x0000000002430000-0x000000000244C000-memory.dmp
memory/4392-138-0x00007FF676960000-0x00007FF676A5A000-memory.dmp
memory/4392-139-0x00007FF676960000-0x00007FF676A5A000-memory.dmp
memory/4392-140-0x00007FF676960000-0x00007FF676A5A000-memory.dmp
memory/4392-141-0x00007FF676960000-0x00007FF676A5A000-memory.dmp