Analysis
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max time kernel
106s -
max time network
126s -
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, 17:12
Static task
static1
Behavioral task
behavioral1
Sample
7a4746c78d13d3bca5ff9f5f06a4d5c939744b85d23886efc80ddf2bb11943da.exe
Resource
win10v2004-20230220-en
General
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Target
7a4746c78d13d3bca5ff9f5f06a4d5c939744b85d23886efc80ddf2bb11943da.exe
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Size
424KB
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MD5
b2bd45f7dfd30e5ad4f03e9abf9776e6
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SHA1
af719465630b66bd6d748ec318a6c933f6f2f729
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SHA256
7a4746c78d13d3bca5ff9f5f06a4d5c939744b85d23886efc80ddf2bb11943da
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SHA512
bc33bb48fcd772d7bc2e8912e8561291e0f9b19419c42f265dd2dec205bc3fdaa910c553543124caa770c2a7b04f050bd4ebd775f067d0963da91dad30512f50
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SSDEEP
6144:URSqFMYmb7Y8u4UGxUOuC8Ww+qG9vJnHxdV4g/we4:UR/FMYmb7Y8lxUOuz+L9HF/t4
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/2448-138-0x00000000009D0000-0x00000000009EC000-memory.dmp family_rhadamanthys behavioral1/memory/2448-139-0x00000000009D0000-0x00000000009EC000-memory.dmp family_rhadamanthys behavioral1/memory/2448-141-0x00000000009D0000-0x00000000009EC000-memory.dmp family_rhadamanthys behavioral1/memory/2448-149-0x00000000009D0000-0x00000000009EC000-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-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 3172 2448 WerFault.exe 84 -
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 2448 7a4746c78d13d3bca5ff9f5f06a4d5c939744b85d23886efc80ddf2bb11943da.exe 2448 7a4746c78d13d3bca5ff9f5f06a4d5c939744b85d23886efc80ddf2bb11943da.exe 616 dllhost.exe 616 dllhost.exe 616 dllhost.exe 616 dllhost.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2448 wrote to memory of 616 2448 7a4746c78d13d3bca5ff9f5f06a4d5c939744b85d23886efc80ddf2bb11943da.exe 91 PID 2448 wrote to memory of 616 2448 7a4746c78d13d3bca5ff9f5f06a4d5c939744b85d23886efc80ddf2bb11943da.exe 91 PID 2448 wrote to memory of 616 2448 7a4746c78d13d3bca5ff9f5f06a4d5c939744b85d23886efc80ddf2bb11943da.exe 91 PID 2448 wrote to memory of 616 2448 7a4746c78d13d3bca5ff9f5f06a4d5c939744b85d23886efc80ddf2bb11943da.exe 91 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\7a4746c78d13d3bca5ff9f5f06a4d5c939744b85d23886efc80ddf2bb11943da.exe"C:\Users\Admin\AppData\Local\Temp\7a4746c78d13d3bca5ff9f5f06a4d5c939744b85d23886efc80ddf2bb11943da.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2448 -
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:616
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2448 -s 7282⤵
- Program crash
PID:3172
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 2448 -ip 24481⤵PID:1128