Analysis
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max time kernel
73s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
15/04/2023, 16:12
Static task
static1
Behavioral task
behavioral1
Sample
82070ca5b95d293874a00f73b9e8e83b7482b0d87bf62b9ccbd64b6bc56e6956.exe
Resource
win10v2004-20230221-en
General
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Target
82070ca5b95d293874a00f73b9e8e83b7482b0d87bf62b9ccbd64b6bc56e6956.exe
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Size
424KB
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MD5
98d4039322a1b7d171f23a28ee9857bb
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SHA1
79d134dd42bc79f9da4ce5a130749468fef75be2
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SHA256
82070ca5b95d293874a00f73b9e8e83b7482b0d87bf62b9ccbd64b6bc56e6956
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SHA512
e57984da778e4f6ca88a8d5c5794c396ea389c2c43b5c81d4eb2fdf966e23c9a110eb3bd206a2c938ac9c5cdaf0a23b79b3f48b38dbfab4734bff986aca545ea
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SSDEEP
6144:c0pCM5MzOrxjUbSbYxzc9PxpsjZ7WqR5HYWdSUndh4we4:c0DezOljUbSbOg9PoNWUxBndh4t4
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/1456-139-0x00000000025A0000-0x00000000025BC000-memory.dmp family_rhadamanthys behavioral1/memory/1456-140-0x00000000025A0000-0x00000000025BC000-memory.dmp family_rhadamanthys behavioral1/memory/1456-142-0x00000000025A0000-0x00000000025BC000-memory.dmp family_rhadamanthys behavioral1/memory/1456-151-0x00000000025A0000-0x00000000025BC000-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-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 5024 1456 WerFault.exe 81 -
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 1456 82070ca5b95d293874a00f73b9e8e83b7482b0d87bf62b9ccbd64b6bc56e6956.exe 1456 82070ca5b95d293874a00f73b9e8e83b7482b0d87bf62b9ccbd64b6bc56e6956.exe 1856 dllhost.exe 1856 dllhost.exe 1856 dllhost.exe 1856 dllhost.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1456 wrote to memory of 1856 1456 82070ca5b95d293874a00f73b9e8e83b7482b0d87bf62b9ccbd64b6bc56e6956.exe 89 PID 1456 wrote to memory of 1856 1456 82070ca5b95d293874a00f73b9e8e83b7482b0d87bf62b9ccbd64b6bc56e6956.exe 89 PID 1456 wrote to memory of 1856 1456 82070ca5b95d293874a00f73b9e8e83b7482b0d87bf62b9ccbd64b6bc56e6956.exe 89 PID 1456 wrote to memory of 1856 1456 82070ca5b95d293874a00f73b9e8e83b7482b0d87bf62b9ccbd64b6bc56e6956.exe 89 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\82070ca5b95d293874a00f73b9e8e83b7482b0d87bf62b9ccbd64b6bc56e6956.exe"C:\Users\Admin\AppData\Local\Temp\82070ca5b95d293874a00f73b9e8e83b7482b0d87bf62b9ccbd64b6bc56e6956.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1456 -
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:1856
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1456 -s 6962⤵
- Program crash
PID:5024
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 1456 -ip 14561⤵PID:4048