Analysis
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max time kernel
61s -
max time network
127s -
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, 21:20
Static task
static1
Behavioral task
behavioral1
Sample
9bdbcb8d0831cae091b3af13676498162f7d1686cd9888f38d6a2c2b5e3f45ba.exe
Resource
win10v2004-20230220-en
General
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Target
9bdbcb8d0831cae091b3af13676498162f7d1686cd9888f38d6a2c2b5e3f45ba.exe
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Size
424KB
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MD5
a3a4ab2498dc037848c4e5faf4c91b71
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SHA1
b86a77cba38940c882b6297dad3f8d1e0bf266c6
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SHA256
9bdbcb8d0831cae091b3af13676498162f7d1686cd9888f38d6a2c2b5e3f45ba
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SHA512
5e034920b0cd142abb6c69c56bc5fe9ceea9384c940aedcfcb6d985a0976b9f8d09bf26ba4d8b2c50a4a32581f28c4b4468d8c266910f1c9774d08eb5e74ff9c
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SSDEEP
6144:QVPMLsaiZtnNC8UssId2xHpiplCre5ZvGOEwe4:QVkLsaiZtNC8ld2xHIfZGOEt4
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/2000-138-0x0000000002540000-0x000000000255C000-memory.dmp family_rhadamanthys behavioral1/memory/2000-139-0x0000000002540000-0x000000000255C000-memory.dmp family_rhadamanthys behavioral1/memory/2000-141-0x0000000002540000-0x000000000255C000-memory.dmp family_rhadamanthys behavioral1/memory/2000-148-0x0000000002540000-0x000000000255C000-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-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 5040 2000 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 2000 9bdbcb8d0831cae091b3af13676498162f7d1686cd9888f38d6a2c2b5e3f45ba.exe 2000 9bdbcb8d0831cae091b3af13676498162f7d1686cd9888f38d6a2c2b5e3f45ba.exe 1964 dllhost.exe 1964 dllhost.exe 1964 dllhost.exe 1964 dllhost.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2000 wrote to memory of 1964 2000 9bdbcb8d0831cae091b3af13676498162f7d1686cd9888f38d6a2c2b5e3f45ba.exe 90 PID 2000 wrote to memory of 1964 2000 9bdbcb8d0831cae091b3af13676498162f7d1686cd9888f38d6a2c2b5e3f45ba.exe 90 PID 2000 wrote to memory of 1964 2000 9bdbcb8d0831cae091b3af13676498162f7d1686cd9888f38d6a2c2b5e3f45ba.exe 90 PID 2000 wrote to memory of 1964 2000 9bdbcb8d0831cae091b3af13676498162f7d1686cd9888f38d6a2c2b5e3f45ba.exe 90 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\9bdbcb8d0831cae091b3af13676498162f7d1686cd9888f38d6a2c2b5e3f45ba.exe"C:\Users\Admin\AppData\Local\Temp\9bdbcb8d0831cae091b3af13676498162f7d1686cd9888f38d6a2c2b5e3f45ba.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2000 -
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:1964
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2000 -s 7082⤵
- Program crash
PID:5040
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2000 -ip 20001⤵PID:1068