Analysis
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max time kernel
83s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
15/04/2023, 03:31
Static task
static1
Behavioral task
behavioral1
Sample
cbcfd42a6ec669bf0f770a837ea751aa342b21256c6186e19d9931d47ca1ffef.exe
Resource
win10v2004-20230220-en
General
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Target
cbcfd42a6ec669bf0f770a837ea751aa342b21256c6186e19d9931d47ca1ffef.exe
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Size
423KB
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MD5
cb2ba6d4940dc8abede20595ac94b3ea
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SHA1
dbbc0e0723d92f12dce9a724624c36b40c545f0d
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SHA256
cbcfd42a6ec669bf0f770a837ea751aa342b21256c6186e19d9931d47ca1ffef
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SHA512
02702f91de518d5f318d01aba51faeac99bc4e94e7edf3dd978a55724eed24b12510c450860ef2b6610b648bbbc9741f97501814aa2861af44f80bf994a735b2
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SSDEEP
6144:EnlYDwYQr4DBvOYxN4WL9DNSOoWeTTKkp8RvHnAx6EqsTi:EnmDhe4DBvmWL9DNnoWm8RvHn66EqP
Malware Config
Extracted
rhadamanthys
http://179.43.142.201/img/favicon.png
Signatures
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Detect rhadamanthys stealer shellcode 4 IoCs
resource yara_rule behavioral1/memory/3260-138-0x00000000025B0000-0x00000000025CC000-memory.dmp family_rhadamanthys behavioral1/memory/3260-139-0x00000000025B0000-0x00000000025CC000-memory.dmp family_rhadamanthys behavioral1/memory/3260-141-0x00000000025B0000-0x00000000025CC000-memory.dmp family_rhadamanthys behavioral1/memory/3260-148-0x00000000025B0000-0x00000000025CC000-memory.dmp family_rhadamanthys -
Rhadamanthys
Rhadamanthys is an info stealer written in C++ first seen in August 2022.
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Accesses Microsoft Outlook profiles 1 TTPs 6 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4768 3260 WerFault.exe 82 -
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 3260 cbcfd42a6ec669bf0f770a837ea751aa342b21256c6186e19d9931d47ca1ffef.exe 3260 cbcfd42a6ec669bf0f770a837ea751aa342b21256c6186e19d9931d47ca1ffef.exe 1828 dllhost.exe 1828 dllhost.exe 1828 dllhost.exe 1828 dllhost.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 3260 wrote to memory of 1828 3260 cbcfd42a6ec669bf0f770a837ea751aa342b21256c6186e19d9931d47ca1ffef.exe 89 PID 3260 wrote to memory of 1828 3260 cbcfd42a6ec669bf0f770a837ea751aa342b21256c6186e19d9931d47ca1ffef.exe 89 PID 3260 wrote to memory of 1828 3260 cbcfd42a6ec669bf0f770a837ea751aa342b21256c6186e19d9931d47ca1ffef.exe 89 PID 3260 wrote to memory of 1828 3260 cbcfd42a6ec669bf0f770a837ea751aa342b21256c6186e19d9931d47ca1ffef.exe 89 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\cbcfd42a6ec669bf0f770a837ea751aa342b21256c6186e19d9931d47ca1ffef.exe"C:\Users\Admin\AppData\Local\Temp\cbcfd42a6ec669bf0f770a837ea751aa342b21256c6186e19d9931d47ca1ffef.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3260 -
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:1828
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3260 -s 7082⤵
- Program crash
PID:4768
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3260 -ip 32601⤵PID:4504