Analysis
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max time kernel
144s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
19/04/2023, 02:30
Static task
static1
Behavioral task
behavioral1
Sample
3aa2d4932a82925ba0e3188a417b98e20e1dd1ec58e4ff86ae9e9919f649aba0.exe
Resource
win10v2004-20230220-en
General
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Target
3aa2d4932a82925ba0e3188a417b98e20e1dd1ec58e4ff86ae9e9919f649aba0.exe
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Size
424KB
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MD5
bd42638275e4195d133c7da989dc8db5
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SHA1
c62a8d692f413509de64f02a35e5a02f20f529b8
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SHA256
3aa2d4932a82925ba0e3188a417b98e20e1dd1ec58e4ff86ae9e9919f649aba0
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SHA512
cca1529f3ee7cba64bdf7dfcadbe8a27846b03b252b18ab37508de01c9300f568025a3b61a80d2509cacb4b355b9a0ee402d08a4d1c184a3da5ddd652262120a
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SSDEEP
12288:2tldgq0jGHzT4TaSA8JCHiVt3JS8H6qv:2/dFETaH80Hi/3Q8aq
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/4680-139-0x0000000002580000-0x000000000259C000-memory.dmp family_rhadamanthys behavioral1/memory/4680-140-0x0000000002580000-0x000000000259C000-memory.dmp family_rhadamanthys behavioral1/memory/4680-141-0x0000000002580000-0x000000000259C000-memory.dmp family_rhadamanthys behavioral1/memory/4680-143-0x0000000002580000-0x000000000259C000-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-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4144 4680 WerFault.exe 83 -
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 4680 3aa2d4932a82925ba0e3188a417b98e20e1dd1ec58e4ff86ae9e9919f649aba0.exe 4680 3aa2d4932a82925ba0e3188a417b98e20e1dd1ec58e4ff86ae9e9919f649aba0.exe 3892 dllhost.exe 3892 dllhost.exe 3892 dllhost.exe 3892 dllhost.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 4680 wrote to memory of 3892 4680 3aa2d4932a82925ba0e3188a417b98e20e1dd1ec58e4ff86ae9e9919f649aba0.exe 90 PID 4680 wrote to memory of 3892 4680 3aa2d4932a82925ba0e3188a417b98e20e1dd1ec58e4ff86ae9e9919f649aba0.exe 90 PID 4680 wrote to memory of 3892 4680 3aa2d4932a82925ba0e3188a417b98e20e1dd1ec58e4ff86ae9e9919f649aba0.exe 90 PID 4680 wrote to memory of 3892 4680 3aa2d4932a82925ba0e3188a417b98e20e1dd1ec58e4ff86ae9e9919f649aba0.exe 90 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3aa2d4932a82925ba0e3188a417b98e20e1dd1ec58e4ff86ae9e9919f649aba0.exe"C:\Users\Admin\AppData\Local\Temp\3aa2d4932a82925ba0e3188a417b98e20e1dd1ec58e4ff86ae9e9919f649aba0.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4680 -
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:3892
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4680 -s 6962⤵
- Program crash
PID:4144
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4680 -ip 46801⤵PID:4624