Analysis
- max time kernel
52s - max time network
73s - platform
windows10-1703_x64 - resource
win10-20230220-en - resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system - submitted
18/04/2023, 23:41
Static task
static1
Behavioral task
behavioral1
Sample
3d7566812366cea0ea926397e36f469b1b8ff5abd26fa0841dbecfbc7691530e.exe
Resource
win10-20230220-en
8 signatures
150 seconds
General
- Target 3d7566812366cea0ea926397e36f469b1b8ff5abd26fa0841dbecfbc7691530e.exe
- Size 423KB
- Sample230418-3ptlpagg6v
- SHA256 3d7566812366cea0ea926397e36f469b1b8ff5abd26fa0841dbecfbc7691530e
- MD5 e29bff52843372f6c9687b62c72bd929
- SHA1 6f5aaf919f32db47977ae5fbd1b1eb60e679770a
- SHA512 003aa38ca1261c8a6e83305dbe510bcb1aa4b4f31b1b559f6357f20bdcf75cfce83c3055888cf177befd642e17eac54a5b95c9e15c7232253c9d883a5edac018
- SSDEEP 6144:Hrwq1lCWWccnucf6JlN7/XZ3e/2ZI+obAzTIH0tnB+bi0y9Iv:HrflzWtu66JDrZq+okzTsYnBq5yuv
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Extracted
Family
-
rhadamanthys
C2
-
http://179.43.142.201/img/favicon.png
Signatures
- Detect rhadamanthys stealer shellcode 4 IoCs
resource yara_rule behavioral1/memory/3608-121-0x0000000002570000-0x000000000258C000-memory.dmp family_rhadamanthys behavioral1/memory/3608-122-0x0000000002570000-0x000000000258C000-memory.dmp family_rhadamanthys behavioral1/memory/3608-124-0x0000000002570000-0x000000000258C000-memory.dmp family_rhadamanthys behavioral1/memory/3608-133-0x0000000002570000-0x000000000258C000-memory.dmp family_rhadamanthys - Rhadamanthys
Rhadamanthys is an info stealer written in C++ first seen in August 2022.
- Accesses Microsoft Outlook profiles 1 TTPs 6 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe - Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 dllhost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString dllhost.exe - Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 3608 3d7566812366cea0ea926397e36f469b1b8ff5abd26fa0841dbecfbc7691530e.exe 3608 3d7566812366cea0ea926397e36f469b1b8ff5abd26fa0841dbecfbc7691530e.exe 4856 dllhost.exe 4856 dllhost.exe 4856 dllhost.exe 4856 dllhost.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 3608 wrote to memory of 4856 3608 3d7566812366cea0ea926397e36f469b1b8ff5abd26fa0841dbecfbc7691530e.exe 66 PID 3608 wrote to memory of 4856 3608 3d7566812366cea0ea926397e36f469b1b8ff5abd26fa0841dbecfbc7691530e.exe 66 PID 3608 wrote to memory of 4856 3608 3d7566812366cea0ea926397e36f469b1b8ff5abd26fa0841dbecfbc7691530e.exe 66 PID 3608 wrote to memory of 4856 3608 3d7566812366cea0ea926397e36f469b1b8ff5abd26fa0841dbecfbc7691530e.exe 66 - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\3d7566812366cea0ea926397e36f469b1b8ff5abd26fa0841dbecfbc7691530e.exe"C:\Users\Admin\AppData\Local\Temp\3d7566812366cea0ea926397e36f469b1b8ff5abd26fa0841dbecfbc7691530e.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3608 -
C:\Windows\system32\dllhost.exe"C:\Windows\system32\dllhost.exe"2⤵
- Accesses Microsoft Outlook profiles
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- outlook_office_path
- outlook_win_path
PID:4856
-