Analysis Overview
SHA256
5f23eb72d5651967c1fc91f4dbcc8baf9383801d28ab0e463824d55108abd603
Threat Level: Known bad
The file 5f23eb72d5651967c1fc91f4dbcc8baf9383801d28ab0e463824d55108abd603 was found to be: Known bad.
Malicious Activity Summary
Rhadamanthys
Detect rhadamanthys stealer shellcode
SmokeLoader
Downloads MZ/PE file
Executes dropped EXE
Accesses Microsoft Outlook profiles
Program crash
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Checks processor information in registry
Checks SCSI registry key(s)
Suspicious behavior: GetForegroundWindowSpam
Uses Task Scheduler COM API
outlook_win_path
Suspicious behavior: MapViewOfSection
outlook_office_path
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-04-15 01:20
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-04-15 01:20
Reported
2023-04-15 01:22
Platform
win10v2004-20230221-en
Max time kernel
151s
Max time network
128s
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\16C4.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\16C4.exe |
Checks SCSI registry key(s)
| Description | Indicator | Process | Target |
| Key queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\5f23eb72d5651967c1fc91f4dbcc8baf9383801d28ab0e463824d55108abd603.exe | N/A |
| Key enumerated | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\5f23eb72d5651967c1fc91f4dbcc8baf9383801d28ab0e463824d55108abd603.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\5f23eb72d5651967c1fc91f4dbcc8baf9383801d28ab0e463824d55108abd603.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\5f23eb72d5651967c1fc91f4dbcc8baf9383801d28ab0e463824d55108abd603.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\5f23eb72d5651967c1fc91f4dbcc8baf9383801d28ab0e463824d55108abd603.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\5f23eb72d5651967c1fc91f4dbcc8baf9383801d28ab0e463824d55108abd603.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 3124 wrote to memory of 4196 | N/A | N/A | C:\Users\Admin\AppData\Local\Temp\16C4.exe |
| PID 3124 wrote to memory of 4196 | N/A | N/A | C:\Users\Admin\AppData\Local\Temp\16C4.exe |
| PID 3124 wrote to memory of 4196 | N/A | N/A | C:\Users\Admin\AppData\Local\Temp\16C4.exe |
| PID 4196 wrote to memory of 1268 | N/A | C:\Users\Admin\AppData\Local\Temp\16C4.exe | C:\Windows\system32\dllhost.exe |
| PID 4196 wrote to memory of 1268 | N/A | C:\Users\Admin\AppData\Local\Temp\16C4.exe | C:\Windows\system32\dllhost.exe |
| PID 4196 wrote to memory of 1268 | N/A | C:\Users\Admin\AppData\Local\Temp\16C4.exe | C:\Windows\system32\dllhost.exe |
| PID 4196 wrote to memory of 1268 | N/A | C:\Users\Admin\AppData\Local\Temp\16C4.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\5f23eb72d5651967c1fc91f4dbcc8baf9383801d28ab0e463824d55108abd603.exe
"C:\Users\Admin\AppData\Local\Temp\5f23eb72d5651967c1fc91f4dbcc8baf9383801d28ab0e463824d55108abd603.exe"
C:\Users\Admin\AppData\Local\Temp\16C4.exe
C:\Users\Admin\AppData\Local\Temp\16C4.exe
C:\Windows\system32\dllhost.exe
"C:\Windows\system32\dllhost.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4196 -ip 4196
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4196 -s 712
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 117.18.237.29:80 | tcp | |
| US | 8.8.8.8:53 | 67.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | aapu.at | udp |
| PA | 190.140.140.75:80 | aapu.at | tcp |
| PA | 190.140.140.75:80 | aapu.at | tcp |
| PA | 190.140.140.75:80 | aapu.at | tcp |
| US | 8.8.8.8:53 | 75.140.140.190.in-addr.arpa | udp |
| PA | 190.140.140.75:80 | aapu.at | tcp |
| PA | 190.140.140.75:80 | aapu.at | tcp |
| PA | 190.140.140.75:80 | aapu.at | tcp |
| PA | 190.140.140.75:80 | aapu.at | tcp |
| US | 40.77.2.164:443 | tcp | |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| PA | 190.140.140.75:80 | aapu.at | tcp |
| PA | 190.140.140.75:80 | aapu.at | tcp |
| PA | 190.140.140.75:80 | aapu.at | tcp |
| PA | 190.140.140.75:80 | aapu.at | tcp |
| PA | 190.140.140.75:80 | aapu.at | tcp |
| PA | 190.140.140.75:80 | aapu.at | tcp |
| US | 52.168.112.66:443 | tcp | |
| PA | 190.140.140.75:80 | aapu.at | tcp |
| PA | 190.140.140.75:80 | aapu.at | tcp |
| IT | 179.43.155.247:80 | 179.43.155.247 | tcp |
| PA | 190.140.140.75:80 | aapu.at | tcp |
| US | 8.8.8.8:53 | 247.155.43.179.in-addr.arpa | udp |
| PA | 190.140.140.75:80 | aapu.at | tcp |
| US | 209.197.3.8:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| PA | 190.140.140.75:80 | aapu.at | tcp |
| NL | 173.223.113.164:443 | tcp | |
| PA | 190.140.140.75:80 | aapu.at | tcp |
| PA | 190.140.140.75:80 | aapu.at | tcp |
| PA | 190.140.140.75:80 | aapu.at | tcp |
| PA | 190.140.140.75:80 | aapu.at | tcp |
| PA | 190.140.140.75:80 | aapu.at | tcp |
| PA | 190.140.140.75:80 | aapu.at | tcp |
| PA | 190.140.140.75:80 | aapu.at | tcp |
| PA | 190.140.140.75:80 | aapu.at | tcp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.36.159.162.in-addr.arpa | udp |
| PA | 190.140.140.75:80 | aapu.at | tcp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | aapu.at | udp |
| KR | 211.171.233.129:80 | aapu.at | tcp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 129.233.171.211.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 63.13.109.52.in-addr.arpa | udp |
| KR | 211.171.233.129:80 | aapu.at | tcp |
| KR | 211.171.233.129:80 | aapu.at | tcp |
| KR | 211.171.233.129:80 | aapu.at | tcp |
| US | 93.184.221.240:80 | tcp | |
| PA | 179.43.142.201:80 | catalog.s.download.windowsupdate.com | tcp |
| KR | 211.171.233.129:80 | aapu.at | tcp |
| US | 8.8.8.8:53 | 201.142.43.179.in-addr.arpa | udp |
| KR | 211.171.233.129:80 | aapu.at | tcp |
| PA | 179.43.142.201:80 | 179.43.142.201 | tcp |
Files
memory/1736-134-0x0000000000A90000-0x0000000000A99000-memory.dmp
memory/3124-135-0x0000000001030000-0x0000000001046000-memory.dmp
memory/1736-136-0x0000000000400000-0x00000000007FD000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\16C4.exe
| MD5 | 275a529eb263287899c1524c3f27db6a |
| SHA1 | f767a1bf6f2175a040e9066b4dc1675f7f5c77e8 |
| SHA256 | 31ee3c05d4163ff7d0682efca21c44fdbfb3c0a9dce58c665893b38ba9d16356 |
| SHA512 | e93f8594296915775e8789f7f297d57cc5e66f6f258f9c9aba134445b6def1461f990c7d6440c9bd3ceaeff1a26af39490c0aee6f50a850c24696ce6cc2ec154 |
C:\Users\Admin\AppData\Local\Temp\16C4.exe
| MD5 | 275a529eb263287899c1524c3f27db6a |
| SHA1 | f767a1bf6f2175a040e9066b4dc1675f7f5c77e8 |
| SHA256 | 31ee3c05d4163ff7d0682efca21c44fdbfb3c0a9dce58c665893b38ba9d16356 |
| SHA512 | e93f8594296915775e8789f7f297d57cc5e66f6f258f9c9aba134445b6def1461f990c7d6440c9bd3ceaeff1a26af39490c0aee6f50a850c24696ce6cc2ec154 |
memory/4196-147-0x0000000000A60000-0x0000000000A8E000-memory.dmp
memory/4196-148-0x0000000000400000-0x000000000080F000-memory.dmp
memory/4196-150-0x0000000000400000-0x000000000080F000-memory.dmp
memory/4196-152-0x0000000000AA0000-0x0000000000ABC000-memory.dmp
memory/4196-153-0x0000000000AC0000-0x0000000000ADA000-memory.dmp
memory/4196-154-0x0000000000AA0000-0x0000000000ABC000-memory.dmp
memory/1268-155-0x0000024FD9A30000-0x0000024FD9A31000-memory.dmp
memory/4196-156-0x0000000000AC0000-0x0000000000ADA000-memory.dmp
memory/1268-157-0x0000024FD9D40000-0x0000024FD9D47000-memory.dmp
memory/1268-158-0x00007FF4D1380000-0x00007FF4D147A000-memory.dmp
memory/1268-159-0x00007FF4D1380000-0x00007FF4D147A000-memory.dmp
memory/4196-161-0x0000000000AA0000-0x0000000000ABC000-memory.dmp
memory/1268-162-0x00007FF4D1380000-0x00007FF4D147A000-memory.dmp
memory/1268-163-0x00007FF4D1380000-0x00007FF4D147A000-memory.dmp
memory/1268-164-0x00007FF4D1380000-0x00007FF4D147A000-memory.dmp
memory/1268-165-0x00007FF4D1380000-0x00007FF4D147A000-memory.dmp