Analysis Overview
SHA256
87f8b19fad893802d91a2e618a1ca102419c3e22b00720991350c5a6eb36f4f1
Threat Level: Known bad
The file 87f8b19fad893802d91a2e618a1ca102419c3e22b00720991350c5a6eb36f4f1 was found to be: Known bad.
Malicious Activity Summary
Detect rhadamanthys stealer shellcode
Rhadamanthys
SmokeLoader
Downloads MZ/PE file
Executes dropped EXE
Accesses Microsoft Outlook profiles
Program crash
Suspicious behavior: GetForegroundWindowSpam
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
outlook_office_path
outlook_win_path
Uses Task Scheduler COM API
Suspicious use of AdjustPrivilegeToken
Checks SCSI registry key(s)
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-04-15 21:40
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-04-15 21:40
Reported
2023-04-15 21:43
Platform
win10v2004-20230221-en
Max time kernel
150s
Max time network
151s
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\FEC7.exe | N/A |
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| 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 |
| 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 |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\FEC7.exe |
Checks SCSI registry key(s)
| Description | Indicator | Process | Target |
| Key queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\87f8b19fad893802d91a2e618a1ca102419c3e22b00720991350c5a6eb36f4f1.exe | N/A |
| Key enumerated | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\87f8b19fad893802d91a2e618a1ca102419c3e22b00720991350c5a6eb36f4f1.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\87f8b19fad893802d91a2e618a1ca102419c3e22b00720991350c5a6eb36f4f1.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\87f8b19fad893802d91a2e618a1ca102419c3e22b00720991350c5a6eb36f4f1.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\87f8b19fad893802d91a2e618a1ca102419c3e22b00720991350c5a6eb36f4f1.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\87f8b19fad893802d91a2e618a1ca102419c3e22b00720991350c5a6eb36f4f1.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 3284 wrote to memory of 3120 | N/A | N/A | C:\Users\Admin\AppData\Local\Temp\FEC7.exe |
| PID 3284 wrote to memory of 3120 | N/A | N/A | C:\Users\Admin\AppData\Local\Temp\FEC7.exe |
| PID 3284 wrote to memory of 3120 | N/A | N/A | C:\Users\Admin\AppData\Local\Temp\FEC7.exe |
| PID 3120 wrote to memory of 4956 | N/A | C:\Users\Admin\AppData\Local\Temp\FEC7.exe | C:\Windows\system32\dllhost.exe |
| PID 3120 wrote to memory of 4956 | N/A | C:\Users\Admin\AppData\Local\Temp\FEC7.exe | C:\Windows\system32\dllhost.exe |
| PID 3120 wrote to memory of 4956 | N/A | C:\Users\Admin\AppData\Local\Temp\FEC7.exe | C:\Windows\system32\dllhost.exe |
| PID 3120 wrote to memory of 4956 | N/A | C:\Users\Admin\AppData\Local\Temp\FEC7.exe | C:\Windows\system32\dllhost.exe |
Uses Task Scheduler COM API
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\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\87f8b19fad893802d91a2e618a1ca102419c3e22b00720991350c5a6eb36f4f1.exe
"C:\Users\Admin\AppData\Local\Temp\87f8b19fad893802d91a2e618a1ca102419c3e22b00720991350c5a6eb36f4f1.exe"
C:\Users\Admin\AppData\Local\Temp\FEC7.exe
C:\Users\Admin\AppData\Local\Temp\FEC7.exe
C:\Windows\system32\dllhost.exe
"C:\Windows\system32\dllhost.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3120 -ip 3120
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3120 -s 696
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 108.211.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 1.202.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | aapu.at | udp |
| MX | 187.156.112.17:80 | aapu.at | 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 |
| 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 | 8.248.1.254:80 | 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 | |
| NL | 173.223.113.131:80 | tcp | |
| US | 204.79.197.203:80 | 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 |
| MX | 187.156.112.17:80 | aapu.at | tcp |
| US | 8.8.8.8:53 | 62.13.109.52.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 |
| 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/4900-134-0x0000000002530000-0x0000000002539000-memory.dmp
memory/3284-135-0x0000000000D10000-0x0000000000D26000-memory.dmp
memory/4900-136-0x0000000000400000-0x00000000007FC000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\FEC7.exe
| MD5 | 3af1d419a6b4359fa3f884eed0153954 |
| SHA1 | 3216468a6e656e860047c5a9b608b09a59c667bf |
| SHA256 | 70850c5d011ddde433b2e5887d4844a4ec3159125809c1da4f92c9ca2a4261f6 |
| SHA512 | 8766dbca8739668f7502f9cc3c8701765fa8c63c95f7d5ef6d1d70b45cd3eb2a47d60031657b2dc7976f712f481ed3f3dbd175458a995c3ff75ef0a1f7ba1fc0 |
C:\Users\Admin\AppData\Local\Temp\FEC7.exe
| MD5 | 3af1d419a6b4359fa3f884eed0153954 |
| SHA1 | 3216468a6e656e860047c5a9b608b09a59c667bf |
| SHA256 | 70850c5d011ddde433b2e5887d4844a4ec3159125809c1da4f92c9ca2a4261f6 |
| SHA512 | 8766dbca8739668f7502f9cc3c8701765fa8c63c95f7d5ef6d1d70b45cd3eb2a47d60031657b2dc7976f712f481ed3f3dbd175458a995c3ff75ef0a1f7ba1fc0 |
memory/3120-147-0x0000000000950000-0x000000000097E000-memory.dmp
memory/3120-148-0x0000000000400000-0x000000000080E000-memory.dmp
memory/3120-150-0x0000000000400000-0x000000000080E000-memory.dmp
memory/3120-151-0x0000000000980000-0x000000000099C000-memory.dmp
memory/3120-152-0x00000000009C0000-0x00000000009DA000-memory.dmp
memory/3120-153-0x0000000000980000-0x000000000099C000-memory.dmp
memory/3120-154-0x0000000000980000-0x000000000099C000-memory.dmp
memory/4956-155-0x000001F370850000-0x000001F370851000-memory.dmp
memory/3120-156-0x00000000009F0000-0x00000000009F2000-memory.dmp
memory/4956-157-0x000001F370B60000-0x000001F370B67000-memory.dmp
memory/4956-158-0x00007FF49DC50000-0x00007FF49DD4A000-memory.dmp
memory/4956-159-0x00007FF49DC50000-0x00007FF49DD4A000-memory.dmp
memory/3120-161-0x0000000000980000-0x000000000099C000-memory.dmp
memory/4956-162-0x00007FF49DC50000-0x00007FF49DD4A000-memory.dmp
memory/4956-163-0x00007FF49DC50000-0x00007FF49DD4A000-memory.dmp
memory/4956-164-0x00007FF49DC50000-0x00007FF49DD4A000-memory.dmp
memory/4956-165-0x00007FF49DC50000-0x00007FF49DD4A000-memory.dmp