Analysis Overview
SHA256
76dd10a61c9c5b361d147bb841980200cc75fc1086c5db7291fc2461ed9e5292
Threat Level: Known bad
The file 76dd10a61c9c5b361d147bb841980200cc75fc1086c5db7291fc2461ed9e5292 was found to be: Known bad.
Malicious Activity Summary
SmokeLoader
Rhadamanthys
Detect rhadamanthys stealer shellcode
Downloads MZ/PE file
Executes dropped EXE
Accesses Microsoft Outlook profiles
Program crash
Checks processor information in registry
Suspicious behavior: GetForegroundWindowSpam
outlook_win_path
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Checks SCSI registry key(s)
Suspicious behavior: MapViewOfSection
Uses Task Scheduler COM API
outlook_office_path
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-04-15 21:15
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-04-15 21:15
Reported
2023-04-15 21:18
Platform
win10v2004-20230220-en
Max time kernel
150s
Max time network
127s
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\1F6F.exe | N/A |
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook | C:\Windows\system32\dllhost.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook | C:\Windows\system32\dllhost.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook | C:\Windows\system32\dllhost.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook | C:\Windows\system32\dllhost.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook | C:\Windows\system32\dllhost.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\10.0\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\1F6F.exe |
Checks SCSI registry key(s)
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\76dd10a61c9c5b361d147bb841980200cc75fc1086c5db7291fc2461ed9e5292.exe | N/A |
| Key queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\76dd10a61c9c5b361d147bb841980200cc75fc1086c5db7291fc2461ed9e5292.exe | N/A |
| Key enumerated | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\76dd10a61c9c5b361d147bb841980200cc75fc1086c5db7291fc2461ed9e5292.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\76dd10a61c9c5b361d147bb841980200cc75fc1086c5db7291fc2461ed9e5292.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\76dd10a61c9c5b361d147bb841980200cc75fc1086c5db7291fc2461ed9e5292.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\76dd10a61c9c5b361d147bb841980200cc75fc1086c5db7291fc2461ed9e5292.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 3144 wrote to memory of 4100 | N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1F6F.exe |
| PID 3144 wrote to memory of 4100 | N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1F6F.exe |
| PID 3144 wrote to memory of 4100 | N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1F6F.exe |
| PID 4100 wrote to memory of 3968 | N/A | C:\Users\Admin\AppData\Local\Temp\1F6F.exe | C:\Windows\system32\dllhost.exe |
| PID 4100 wrote to memory of 3968 | N/A | C:\Users\Admin\AppData\Local\Temp\1F6F.exe | C:\Windows\system32\dllhost.exe |
| PID 4100 wrote to memory of 3968 | N/A | C:\Users\Admin\AppData\Local\Temp\1F6F.exe | C:\Windows\system32\dllhost.exe |
| PID 4100 wrote to memory of 3968 | N/A | C:\Users\Admin\AppData\Local\Temp\1F6F.exe | C:\Windows\system32\dllhost.exe |
Uses Task Scheduler COM API
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\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-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook | C:\Windows\system32\dllhost.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\76dd10a61c9c5b361d147bb841980200cc75fc1086c5db7291fc2461ed9e5292.exe
"C:\Users\Admin\AppData\Local\Temp\76dd10a61c9c5b361d147bb841980200cc75fc1086c5db7291fc2461ed9e5292.exe"
C:\Users\Admin\AppData\Local\Temp\1F6F.exe
C:\Users\Admin\AppData\Local\Temp\1F6F.exe
C:\Windows\system32\dllhost.exe
"C:\Windows\system32\dllhost.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4100 -ip 4100
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4100 -s 700
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 76.38.195.152.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 123.108.74.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | aapu.at | udp |
| MN | 203.91.116.53:80 | aapu.at | tcp |
| MN | 203.91.116.53:80 | aapu.at | tcp |
| US | 8.8.8.8:53 | 53.116.91.203.in-addr.arpa | udp |
| MN | 203.91.116.53:80 | aapu.at | tcp |
| MN | 203.91.116.53:80 | aapu.at | tcp |
| MN | 203.91.116.53:80 | aapu.at | tcp |
| MN | 203.91.116.53:80 | aapu.at | tcp |
| MN | 203.91.116.53:80 | aapu.at | tcp |
| US | 40.77.2.164:443 | tcp | |
| MN | 203.91.116.53:80 | aapu.at | tcp |
| MN | 203.91.116.53:80 | aapu.at | tcp |
| MN | 203.91.116.53:80 | aapu.at | tcp |
| MN | 203.91.116.53:80 | aapu.at | tcp |
| MN | 203.91.116.53:80 | aapu.at | tcp |
| MN | 203.91.116.53:80 | aapu.at | tcp |
| MN | 203.91.116.53:80 | aapu.at | tcp |
| MN | 203.91.116.53:80 | aapu.at | tcp |
| IT | 179.43.155.247:80 | 179.43.155.247 | tcp |
| MN | 203.91.116.53:80 | aapu.at | tcp |
| US | 8.8.8.8:53 | 247.155.43.179.in-addr.arpa | udp |
| MN | 203.91.116.53:80 | aapu.at | tcp |
| MN | 203.91.116.53:80 | aapu.at | tcp |
| MN | 203.91.116.53:80 | aapu.at | tcp |
| MN | 203.91.116.53:80 | aapu.at | tcp |
| MN | 203.91.116.53:80 | aapu.at | tcp |
| MN | 203.91.116.53:80 | aapu.at | tcp |
| MN | 203.91.116.53:80 | aapu.at | tcp |
| MN | 203.91.116.53:80 | aapu.at | tcp |
| MN | 203.91.116.53:80 | aapu.at | tcp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.8.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.36.159.162.in-addr.arpa | udp |
| US | 8.8.8.8:53 | aapu.at | udp |
| KR | 210.182.29.70:80 | aapu.at | tcp |
| US | 8.8.8.8:53 | 70.29.182.210.in-addr.arpa | udp |
| KR | 210.182.29.70:80 | aapu.at | tcp |
| NL | 87.248.202.1:80 | tcp | |
| KR | 210.182.29.70:80 | aapu.at | tcp |
| KR | 210.182.29.70:80 | aapu.at | tcp |
| KR | 210.182.29.70:80 | aapu.at | tcp |
| KR | 210.182.29.70:80 | aapu.at | tcp |
| KR | 210.182.29.70:80 | 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 |
| KR | 210.182.29.70:80 | aapu.at | tcp |
| US | 8.8.8.8:53 | aapu.at | udp |
| PA | 179.43.142.201:80 | 179.43.142.201 | tcp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| NL | 173.223.113.164:443 | tcp | |
| NL | 173.223.113.131:80 | tcp | |
| US | 204.79.197.203:80 | tcp |
Files
memory/4272-134-0x0000000000940000-0x0000000000949000-memory.dmp
memory/3144-135-0x0000000002A60000-0x0000000002A76000-memory.dmp
memory/4272-136-0x0000000000400000-0x00000000007FD000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\1F6F.exe
| MD5 | 1af6229f3d5d95510deeb9ac7677ef64 |
| SHA1 | ced23ffb956d89ca07bcf425fe3a8f900f08ebd2 |
| SHA256 | e90b966980543f422dbee87da402b0fd5b1e2a744ad49b89e293b588d2fb1545 |
| SHA512 | e13dd65ab66c8863fb2ea23334923170bfb4a8bd1fe48fc86760d6eecc850f9e5c72bd22895f24e65cabd2bca16c4028145dc80bd1bcbf7047ee16ddd2944559 |
C:\Users\Admin\AppData\Local\Temp\1F6F.exe
| MD5 | 1af6229f3d5d95510deeb9ac7677ef64 |
| SHA1 | ced23ffb956d89ca07bcf425fe3a8f900f08ebd2 |
| SHA256 | e90b966980543f422dbee87da402b0fd5b1e2a744ad49b89e293b588d2fb1545 |
| SHA512 | e13dd65ab66c8863fb2ea23334923170bfb4a8bd1fe48fc86760d6eecc850f9e5c72bd22895f24e65cabd2bca16c4028145dc80bd1bcbf7047ee16ddd2944559 |
memory/4100-147-0x0000000002400000-0x000000000242E000-memory.dmp
memory/4100-148-0x0000000000400000-0x000000000080F000-memory.dmp
memory/4100-151-0x0000000002430000-0x000000000244C000-memory.dmp
memory/4100-152-0x0000000002430000-0x000000000244C000-memory.dmp
memory/4100-153-0x0000000002450000-0x0000000002452000-memory.dmp
memory/4100-154-0x0000000002430000-0x000000000244C000-memory.dmp
memory/3968-155-0x00000201268F0000-0x00000201268F1000-memory.dmp
memory/4100-156-0x0000000002450000-0x0000000002453000-memory.dmp
memory/3968-157-0x0000020126A10000-0x0000020126A17000-memory.dmp
memory/3968-158-0x00007FF4654A0000-0x00007FF46559A000-memory.dmp
memory/3968-159-0x00007FF4654A0000-0x00007FF46559A000-memory.dmp
memory/4100-160-0x0000000000400000-0x000000000080F000-memory.dmp
memory/4100-161-0x0000000002430000-0x000000000244C000-memory.dmp
memory/3968-162-0x00007FF4654A0000-0x00007FF46559A000-memory.dmp
memory/3968-163-0x00007FF4654A0000-0x00007FF46559A000-memory.dmp
memory/3968-164-0x00007FF4654A0000-0x00007FF46559A000-memory.dmp
memory/3968-165-0x00007FF4654A0000-0x00007FF46559A000-memory.dmp