Analysis Overview
SHA256
c65c78ca35a3edf7fc8d4150bb77c788651bad8c5a54888bd8d366f8ec8bdac0
Threat Level: Known bad
The file c65c78ca35a3edf7fc8d4150bb77c788651bad8c5a54888bd8d366f8ec8bdac0 was found to be: Known bad.
Malicious Activity Summary
Rhadamanthys
SmokeLoader
Detect rhadamanthys stealer shellcode
Downloads MZ/PE file
Executes dropped EXE
Accesses Microsoft Outlook profiles
Program crash
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
Checks SCSI registry key(s)
Suspicious behavior: MapViewOfSection
outlook_win_path
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
outlook_office_path
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-04-16 00:05
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-04-16 00:05
Reported
2023-04-16 00:08
Platform
win10v2004-20230220-en
Max time kernel
150s
Max time network
130s
Command Line
Signatures
Detect rhadamanthys stealer shellcode
| Description | Indicator | Process | Target |
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Rhadamanthys
SmokeLoader
Downloads MZ/PE file
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8879.exe | N/A |
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook | C:\Windows\system32\dllhost.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook | C:\Windows\system32\dllhost.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook | C:\Windows\system32\dllhost.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook | C:\Windows\system32\dllhost.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook | C:\Windows\system32\dllhost.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\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\8879.exe |
Checks SCSI registry key(s)
| Description | Indicator | Process | Target |
| Key enumerated | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\c65c78ca35a3edf7fc8d4150bb77c788651bad8c5a54888bd8d366f8ec8bdac0.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\c65c78ca35a3edf7fc8d4150bb77c788651bad8c5a54888bd8d366f8ec8bdac0.exe | N/A |
| Key queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\c65c78ca35a3edf7fc8d4150bb77c788651bad8c5a54888bd8d366f8ec8bdac0.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\c65c78ca35a3edf7fc8d4150bb77c788651bad8c5a54888bd8d366f8ec8bdac0.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\c65c78ca35a3edf7fc8d4150bb77c788651bad8c5a54888bd8d366f8ec8bdac0.exe | N/A |
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Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\c65c78ca35a3edf7fc8d4150bb77c788651bad8c5a54888bd8d366f8ec8bdac0.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeShutdownPrivilege | N/A | N/A | N/A |
| Token: SeCreatePagefilePrivilege | N/A | N/A | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3152 wrote to memory of 3692 | N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8879.exe |
| PID 3152 wrote to memory of 3692 | N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8879.exe |
| PID 3152 wrote to memory of 3692 | N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8879.exe |
| PID 3692 wrote to memory of 1912 | N/A | C:\Users\Admin\AppData\Local\Temp\8879.exe | C:\Windows\system32\dllhost.exe |
| PID 3692 wrote to memory of 1912 | N/A | C:\Users\Admin\AppData\Local\Temp\8879.exe | C:\Windows\system32\dllhost.exe |
| PID 3692 wrote to memory of 1912 | N/A | C:\Users\Admin\AppData\Local\Temp\8879.exe | C:\Windows\system32\dllhost.exe |
| PID 3692 wrote to memory of 1912 | N/A | C:\Users\Admin\AppData\Local\Temp\8879.exe | C:\Windows\system32\dllhost.exe |
Uses Task Scheduler COM API
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\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-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook | C:\Windows\system32\dllhost.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\c65c78ca35a3edf7fc8d4150bb77c788651bad8c5a54888bd8d366f8ec8bdac0.exe
"C:\Users\Admin\AppData\Local\Temp\c65c78ca35a3edf7fc8d4150bb77c788651bad8c5a54888bd8d366f8ec8bdac0.exe"
C:\Users\Admin\AppData\Local\Temp\8879.exe
C:\Users\Admin\AppData\Local\Temp\8879.exe
C:\Windows\system32\dllhost.exe
"C:\Windows\system32\dllhost.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 3692 -ip 3692
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3692 -s 732
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 108.211.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | aapu.at | udp |
| MX | 187.156.112.17:80 | aapu.at | tcp |
| FR | 40.79.141.152:443 | tcp | |
| MX | 187.156.112.17:80 | aapu.at | tcp |
| US | 8.8.8.8:53 | 17.112.156.187.in-addr.arpa | udp |
| MX | 187.156.112.17:80 | aapu.at | tcp |
| MX | 187.156.112.17:80 | aapu.at | tcp |
| MX | 187.156.112.17:80 | aapu.at | tcp |
| MX | 187.156.112.17:80 | aapu.at | tcp |
| MX | 187.156.112.17:80 | aapu.at | tcp |
| MX | 187.156.112.17:80 | aapu.at | tcp |
| MX | 187.156.112.17:80 | aapu.at | tcp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| MX | 187.156.112.17:80 | aapu.at | tcp |
| MX | 187.156.112.17:80 | aapu.at | tcp |
| MX | 187.156.112.17:80 | aapu.at | tcp |
| MX | 187.156.112.17:80 | aapu.at | tcp |
| MX | 187.156.112.17:80 | aapu.at | tcp |
| MX | 187.156.112.17:80 | aapu.at | tcp |
| IT | 179.43.155.247:80 | 179.43.155.247 | tcp |
| MX | 187.156.112.17:80 | aapu.at | tcp |
| US | 8.8.8.8:53 | 247.155.43.179.in-addr.arpa | udp |
| MX | 187.156.112.17:80 | aapu.at | tcp |
| MX | 187.156.112.17:80 | aapu.at | tcp |
| MX | 187.156.112.17:80 | aapu.at | tcp |
| NL | 173.223.113.164:443 | tcp | |
| MX | 187.156.112.17:80 | aapu.at | tcp |
| MX | 187.156.112.17:80 | aapu.at | tcp |
| MX | 187.156.112.17:80 | aapu.at | tcp |
| MX | 187.156.112.17:80 | aapu.at | tcp |
| US | 8.8.8.8:53 | 73.254.224.20.in-addr.arpa | udp |
| MX | 187.156.112.17:80 | aapu.at | tcp |
| MX | 187.156.112.17:80 | aapu.at | tcp |
| MX | 187.156.112.17:80 | aapu.at | tcp |
| MX | 187.156.112.17:80 | aapu.at | tcp |
| MX | 187.156.112.17:80 | aapu.at | tcp |
| MX | 187.156.112.17:80 | aapu.at | tcp |
| MX | 187.156.112.17:80 | aapu.at | tcp |
| MX | 187.156.112.17:80 | aapu.at | tcp |
| MX | 187.156.112.17:80 | aapu.at | tcp |
| MX | 187.156.112.17:80 | aapu.at | tcp |
| MX | 187.156.112.17:80 | aapu.at | tcp |
| 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 |
Files
memory/4832-134-0x0000000000A90000-0x0000000000A99000-memory.dmp
memory/3152-135-0x0000000001120000-0x0000000001136000-memory.dmp
memory/4832-136-0x0000000000400000-0x00000000007FC000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\8879.exe
| MD5 | 9be26f22ab7153a54d77a4df6dad9090 |
| SHA1 | e28b37438f2e13af5ce2122348864a217086129f |
| SHA256 | 4b10b47611967e2d3024eb451df1ca05451fa3e15d1970d6ee3fc09a64e0bc99 |
| SHA512 | 6d5fd51806e8569cc464d4ccf9bef77563b2fa411e75b9d6b4afddb07d35b415cd5605b45fa0e2166a2f838218e25dda65ef4032b207866d59195edbd8a387a0 |
C:\Users\Admin\AppData\Local\Temp\8879.exe
| MD5 | 9be26f22ab7153a54d77a4df6dad9090 |
| SHA1 | e28b37438f2e13af5ce2122348864a217086129f |
| SHA256 | 4b10b47611967e2d3024eb451df1ca05451fa3e15d1970d6ee3fc09a64e0bc99 |
| SHA512 | 6d5fd51806e8569cc464d4ccf9bef77563b2fa411e75b9d6b4afddb07d35b415cd5605b45fa0e2166a2f838218e25dda65ef4032b207866d59195edbd8a387a0 |
memory/3692-147-0x0000000002400000-0x000000000242E000-memory.dmp
memory/3692-148-0x0000000000400000-0x000000000080E000-memory.dmp
memory/3692-151-0x0000000002450000-0x000000000246C000-memory.dmp
memory/3692-152-0x0000000002450000-0x000000000246C000-memory.dmp
memory/3692-153-0x0000000002430000-0x0000000002432000-memory.dmp
memory/3692-154-0x0000000002450000-0x000000000246C000-memory.dmp
memory/1912-155-0x0000020401390000-0x0000020401391000-memory.dmp
memory/3692-156-0x0000000002430000-0x0000000002433000-memory.dmp
memory/1912-157-0x00000204014B0000-0x00000204014B7000-memory.dmp
memory/1912-158-0x00007FF40F750000-0x00007FF40F84A000-memory.dmp
memory/1912-159-0x00007FF40F750000-0x00007FF40F84A000-memory.dmp
memory/3692-160-0x0000000000400000-0x000000000080E000-memory.dmp
memory/3692-161-0x0000000002450000-0x000000000246C000-memory.dmp
memory/1912-162-0x00007FF40F750000-0x00007FF40F84A000-memory.dmp
memory/1912-163-0x00007FF40F750000-0x00007FF40F84A000-memory.dmp
memory/1912-164-0x00007FF40F750000-0x00007FF40F84A000-memory.dmp
memory/1912-165-0x00007FF40F750000-0x00007FF40F84A000-memory.dmp
memory/1912-166-0x00007FF40F750000-0x00007FF40F84A000-memory.dmp