Analysis Overview
SHA256
3da7899a97dcce17b1625b2193f870f8f568b39fe520adbde6f61f7e63f5c0ae
Threat Level: Known bad
The file 3da7899a97dcce17b1625b2193f870f8f568b39fe520adbde6f61f7e63f5c0ae was found to be: Known bad.
Malicious Activity Summary
Rhadamanthys
Detect rhadamanthys stealer shellcode
Accesses Microsoft Outlook profiles
Program crash
Suspicious behavior: EnumeratesProcesses
outlook_win_path
Checks processor information in registry
Suspicious use of WriteProcessMemory
outlook_office_path
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-04-19 00:40
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-04-19 00:40
Reported
2023-04-19 00:43
Platform
win10v2004-20230221-en
Max time kernel
98s
Max time network
123s
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\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 |
| 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 |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\3da7899a97dcce17b1625b2193f870f8f568b39fe520adbde6f61f7e63f5c0ae.exe |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Windows\system32\dllhost.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Windows\system32\dllhost.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3da7899a97dcce17b1625b2193f870f8f568b39fe520adbde6f61f7e63f5c0ae.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3da7899a97dcce17b1625b2193f870f8f568b39fe520adbde6f61f7e63f5c0ae.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 824 wrote to memory of 3136 | N/A | C:\Users\Admin\AppData\Local\Temp\3da7899a97dcce17b1625b2193f870f8f568b39fe520adbde6f61f7e63f5c0ae.exe | C:\Windows\system32\dllhost.exe |
| PID 824 wrote to memory of 3136 | N/A | C:\Users\Admin\AppData\Local\Temp\3da7899a97dcce17b1625b2193f870f8f568b39fe520adbde6f61f7e63f5c0ae.exe | C:\Windows\system32\dllhost.exe |
| PID 824 wrote to memory of 3136 | N/A | C:\Users\Admin\AppData\Local\Temp\3da7899a97dcce17b1625b2193f870f8f568b39fe520adbde6f61f7e63f5c0ae.exe | C:\Windows\system32\dllhost.exe |
| PID 824 wrote to memory of 3136 | N/A | C:\Users\Admin\AppData\Local\Temp\3da7899a97dcce17b1625b2193f870f8f568b39fe520adbde6f61f7e63f5c0ae.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\3da7899a97dcce17b1625b2193f870f8f568b39fe520adbde6f61f7e63f5c0ae.exe
"C:\Users\Admin\AppData\Local\Temp\3da7899a97dcce17b1625b2193f870f8f568b39fe520adbde6f61f7e63f5c0ae.exe"
C:\Windows\system32\dllhost.exe
"C:\Windows\system32\dllhost.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 824 -ip 824
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 824 -s 696
Network
| Country | Destination | Domain | Proto |
| NL | 173.223.113.131:80 | www.microsoft.com | tcp |
| IE | 20.234.34.18:443 | tcp | |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| IE | 20.234.34.18:443 | tcp | |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 139.238.32.23.in-addr.arpa | udp |
| FR | 20.40.136.238:443 | tcp | |
| US | 8.8.8.8:53 | 58.104.205.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.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 | 117.18.237.29:80 | tcp | |
| FR | 20.40.136.238:443 | tcp | |
| US | 52.182.143.210:443 | tcp | |
| US | 8.8.8.8:53 | 64.13.109.52.in-addr.arpa | udp |
| US | 209.197.3.8:80 | tcp | |
| US | 8.8.8.8:53 | 134.121.24.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 113.238.32.23.in-addr.arpa | udp |
| US | 209.197.3.8:80 | tcp | |
| US | 8.8.8.8:53 | 97.238.32.23.in-addr.arpa | udp |
Files
memory/824-134-0x0000000000AA0000-0x0000000000ACE000-memory.dmp
memory/824-135-0x0000000000400000-0x000000000080F000-memory.dmp
memory/824-138-0x0000000000AE0000-0x0000000000AFC000-memory.dmp
memory/824-139-0x0000000000AE0000-0x0000000000AFC000-memory.dmp
memory/824-140-0x0000000000B00000-0x0000000000B02000-memory.dmp
memory/824-141-0x0000000000AE0000-0x0000000000AFC000-memory.dmp
memory/3136-142-0x00000285BB830000-0x00000285BB831000-memory.dmp
memory/3136-144-0x00000285BBB40000-0x00000285BBB47000-memory.dmp
memory/824-143-0x0000000000B00000-0x0000000000B03000-memory.dmp
memory/3136-145-0x00007FF4A9A60000-0x00007FF4A9B5A000-memory.dmp
memory/3136-146-0x00007FF4A9A60000-0x00007FF4A9B5A000-memory.dmp
memory/824-147-0x0000000000400000-0x000000000080F000-memory.dmp
memory/824-148-0x0000000000AE0000-0x0000000000AFC000-memory.dmp
memory/3136-149-0x00007FF4A9A60000-0x00007FF4A9B5A000-memory.dmp
memory/3136-150-0x00007FF4A9A60000-0x00007FF4A9B5A000-memory.dmp
memory/3136-151-0x00007FF4A9A60000-0x00007FF4A9B5A000-memory.dmp
memory/3136-152-0x00007FF4A9A60000-0x00007FF4A9B5A000-memory.dmp