Analysis Overview
SHA256
bc2c568621d5070ae1b3e42ec8a2f91a7433fea2ccf2cd3524b756ae9b9ad48c
Threat Level: Known bad
The file bc2c568621d5070ae1b3e42ec8a2f91a7433fea2ccf2cd3524b756ae9b9ad48c was found to be: Known bad.
Malicious Activity Summary
Detect rhadamanthys stealer shellcode
Rhadamanthys
SmokeLoader
Downloads MZ/PE file
Executes dropped EXE
Deletes itself
Accesses Microsoft Outlook profiles
Suspicious behavior: MapViewOfSection
Uses Task Scheduler COM API
Suspicious use of WriteProcessMemory
Checks processor information in registry
outlook_office_path
outlook_win_path
Checks SCSI registry key(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-04-15 15:25
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-04-15 15:25
Reported
2023-04-15 15:27
Platform
win10-20230220-en
Max time kernel
151s
Max time network
147s
Command Line
Signatures
Detect rhadamanthys stealer shellcode
| Description | Indicator | Process | Target |
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Rhadamanthys
SmokeLoader
Downloads MZ/PE file
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\BC2C.exe | N/A |
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook | C:\Windows\system32\dllhost.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook | C:\Windows\system32\dllhost.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook | C:\Windows\system32\dllhost.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook | C:\Windows\system32\dllhost.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook | C:\Windows\system32\dllhost.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook | C:\Windows\system32\dllhost.exe | N/A |
Checks SCSI registry key(s)
| Description | Indicator | Process | Target |
| Key enumerated | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\bc2c568621d5070ae1b3e42ec8a2f91a7433fea2ccf2cd3524b756ae9b9ad48c.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\bc2c568621d5070ae1b3e42ec8a2f91a7433fea2ccf2cd3524b756ae9b9ad48c.exe | N/A |
| Key queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI | C:\Users\Admin\AppData\Local\Temp\bc2c568621d5070ae1b3e42ec8a2f91a7433fea2ccf2cd3524b756ae9b9ad48c.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\bc2c568621d5070ae1b3e42ec8a2f91a7433fea2ccf2cd3524b756ae9b9ad48c.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\bc2c568621d5070ae1b3e42ec8a2f91a7433fea2ccf2cd3524b756ae9b9ad48c.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\bc2c568621d5070ae1b3e42ec8a2f91a7433fea2ccf2cd3524b756ae9b9ad48c.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 |
| Token: SeShutdownPrivilege | N/A | N/A | N/A |
| Token: SeCreatePagefilePrivilege | N/A | N/A | N/A |
| Token: SeShutdownPrivilege | N/A | N/A | N/A |
| Token: SeCreatePagefilePrivilege | N/A | N/A | N/A |
| Token: SeShutdownPrivilege | N/A | N/A | N/A |
| Token: SeCreatePagefilePrivilege | N/A | N/A | N/A |
| Token: SeShutdownPrivilege | N/A | N/A | N/A |
| Token: SeCreatePagefilePrivilege | N/A | N/A | N/A |
| Token: SeShutdownPrivilege | N/A | N/A | N/A |
| Token: SeCreatePagefilePrivilege | N/A | N/A | N/A |
| Token: SeShutdownPrivilege | N/A | N/A | N/A |
| Token: SeCreatePagefilePrivilege | N/A | N/A | N/A |
| 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 3176 wrote to memory of 2672 | N/A | N/A | C:\Users\Admin\AppData\Local\Temp\BC2C.exe |
| PID 3176 wrote to memory of 2672 | N/A | N/A | C:\Users\Admin\AppData\Local\Temp\BC2C.exe |
| PID 3176 wrote to memory of 2672 | N/A | N/A | C:\Users\Admin\AppData\Local\Temp\BC2C.exe |
| PID 2672 wrote to memory of 3964 | N/A | C:\Users\Admin\AppData\Local\Temp\BC2C.exe | C:\Windows\system32\dllhost.exe |
| PID 2672 wrote to memory of 3964 | N/A | C:\Users\Admin\AppData\Local\Temp\BC2C.exe | C:\Windows\system32\dllhost.exe |
| PID 2672 wrote to memory of 3964 | N/A | C:\Users\Admin\AppData\Local\Temp\BC2C.exe | C:\Windows\system32\dllhost.exe |
| PID 2672 wrote to memory of 3964 | N/A | C:\Users\Admin\AppData\Local\Temp\BC2C.exe | C:\Windows\system32\dllhost.exe |
Uses Task Scheduler COM API
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\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-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook | C:\Windows\system32\dllhost.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\bc2c568621d5070ae1b3e42ec8a2f91a7433fea2ccf2cd3524b756ae9b9ad48c.exe
"C:\Users\Admin\AppData\Local\Temp\bc2c568621d5070ae1b3e42ec8a2f91a7433fea2ccf2cd3524b756ae9b9ad48c.exe"
C:\Users\Admin\AppData\Local\Temp\BC2C.exe
C:\Users\Admin\AppData\Local\Temp\BC2C.exe
C:\Windows\system32\dllhost.exe
"C:\Windows\system32\dllhost.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | aapu.at | udp |
| KR | 211.53.230.67:80 | aapu.at | tcp |
| US | 8.8.8.8:53 | 67.230.53.211.in-addr.arpa | udp |
| KR | 211.53.230.67:80 | aapu.at | tcp |
| US | 13.89.179.10:443 | tcp | |
| KR | 211.53.230.67:80 | aapu.at | tcp |
| KR | 211.53.230.67:80 | aapu.at | tcp |
| KR | 211.53.230.67:80 | aapu.at | tcp |
| KR | 211.53.230.67:80 | aapu.at | tcp |
| KR | 211.53.230.67:80 | aapu.at | tcp |
| KR | 211.53.230.67:80 | aapu.at | tcp |
| US | 13.107.4.50:80 | tcp | |
| KR | 211.53.230.67:80 | aapu.at | tcp |
| KR | 211.53.230.67:80 | aapu.at | tcp |
| KR | 211.53.230.67:80 | aapu.at | tcp |
| KR | 211.53.230.67:80 | aapu.at | tcp |
| KR | 211.53.230.67:80 | aapu.at | tcp |
| US | 8.8.8.8:53 | 86.8.109.52.in-addr.arpa | udp |
| KR | 211.53.230.67:80 | aapu.at | tcp |
| KR | 211.53.230.67:80 | aapu.at | tcp |
| IT | 179.43.155.247:80 | 179.43.155.247 | tcp |
| KR | 211.53.230.67:80 | aapu.at | tcp |
| US | 8.8.8.8:53 | 247.155.43.179.in-addr.arpa | udp |
| KR | 211.53.230.67:80 | aapu.at | tcp |
| KR | 211.53.230.67:80 | aapu.at | tcp |
| KR | 211.53.230.67:80 | aapu.at | tcp |
| KR | 211.53.230.67:80 | aapu.at | tcp |
| KR | 211.53.230.67:80 | aapu.at | tcp |
| KR | 211.53.230.67:80 | aapu.at | tcp |
| KR | 211.53.230.67:80 | aapu.at | tcp |
| KR | 211.53.230.67:80 | aapu.at | tcp |
| KR | 211.53.230.67:80 | aapu.at | tcp |
| KR | 211.53.230.67:80 | aapu.at | tcp |
| KR | 211.53.230.67:80 | aapu.at | tcp |
| KR | 211.53.230.67:80 | aapu.at | tcp |
| KR | 211.53.230.67:80 | 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 | 211.53.230.67:80 | aapu.at | tcp |
| KR | 211.53.230.67:80 | aapu.at | tcp |
| PA | 179.43.142.201:80 | 179.43.142.201 | tcp |
| KR | 211.53.230.67:80 | aapu.at | tcp |
| KR | 211.53.230.67:80 | aapu.at | tcp |
| KR | 211.53.230.67:80 | aapu.at | tcp |
Files
memory/4064-119-0x0000000000960000-0x0000000000969000-memory.dmp
memory/4064-121-0x0000000000400000-0x00000000007FD000-memory.dmp
memory/3176-120-0x0000000000B80000-0x0000000000B96000-memory.dmp
memory/3176-129-0x0000000000F10000-0x0000000000F20000-memory.dmp
memory/3176-131-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-134-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-136-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-137-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-138-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-139-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-142-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-145-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-146-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-147-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-148-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-149-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-152-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-153-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-154-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-155-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-156-0x00000000010F0000-0x0000000001100000-memory.dmp
memory/3176-157-0x0000000000F10000-0x0000000000F20000-memory.dmp
memory/3176-158-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-159-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-160-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-162-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-161-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-163-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-166-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-169-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-170-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-171-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-172-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-173-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-176-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-177-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-178-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-179-0x00000000010E0000-0x00000000010F0000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\BC2C.exe
| MD5 | be0ef2a8aa27379c64c67ada3d5a1773 |
| SHA1 | ea4b5852c0df0022e33fe82bc350a3e4b8ce94bb |
| SHA256 | e0e712f91cb159997cc85b98b14078b1344bc591a56edab6464e54bff9f8324f |
| SHA512 | a692e4fbb5f77b3a9235c861478ee199c4c347083b3ee1297279d66bce8873f114c11b3ee91e9b66aa806997d075848a0179d67361727aaa80fc452c3772febd |
C:\Users\Admin\AppData\Local\Temp\BC2C.exe
| MD5 | be0ef2a8aa27379c64c67ada3d5a1773 |
| SHA1 | ea4b5852c0df0022e33fe82bc350a3e4b8ce94bb |
| SHA256 | e0e712f91cb159997cc85b98b14078b1344bc591a56edab6464e54bff9f8324f |
| SHA512 | a692e4fbb5f77b3a9235c861478ee199c4c347083b3ee1297279d66bce8873f114c11b3ee91e9b66aa806997d075848a0179d67361727aaa80fc452c3772febd |
memory/2672-185-0x0000000000890000-0x00000000008BE000-memory.dmp
memory/2672-186-0x0000000000400000-0x000000000080F000-memory.dmp
memory/2672-189-0x0000000000860000-0x000000000087C000-memory.dmp
memory/2672-191-0x0000000000900000-0x0000000000902000-memory.dmp
memory/2672-190-0x0000000000860000-0x000000000087C000-memory.dmp
memory/2672-192-0x0000000000860000-0x000000000087C000-memory.dmp
memory/3964-193-0x000001B9326D0000-0x000001B9326D1000-memory.dmp
memory/2672-194-0x0000000000900000-0x0000000000903000-memory.dmp
memory/3964-195-0x000001B932680000-0x000001B932687000-memory.dmp
memory/3964-196-0x00007FF7009F0000-0x00007FF700AEA000-memory.dmp
memory/3964-199-0x00007FF7009F0000-0x00007FF700AEA000-memory.dmp
memory/2672-200-0x0000000000400000-0x000000000080F000-memory.dmp
memory/2672-201-0x0000000000860000-0x000000000087C000-memory.dmp
memory/3964-202-0x00007FF7009F0000-0x00007FF700AEA000-memory.dmp
memory/3964-203-0x00007FF7009F0000-0x00007FF700AEA000-memory.dmp
memory/3964-204-0x00007FF7009F0000-0x00007FF700AEA000-memory.dmp
memory/3176-205-0x0000000000F10000-0x0000000000F20000-memory.dmp
memory/3176-206-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-209-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-210-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-211-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-212-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-213-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-214-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-217-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-218-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-219-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-220-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-221-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-224-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-225-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-226-0x00000000010E0000-0x00000000010F0000-memory.dmp
memory/3176-228-0x0000000004CE0000-0x0000000004CED000-memory.dmp
memory/3964-229-0x00007FF7009F0000-0x00007FF700AEA000-memory.dmp
memory/3964-230-0x00007FF7009F0000-0x00007FF700AEA000-memory.dmp
memory/3176-256-0x0000000004CE0000-0x0000000004CED000-memory.dmp