Analysis
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max time kernel
91s -
max time network
149s -
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, 18:51
Static task
static1
Behavioral task
behavioral1
Sample
47e0ecf4d955231efd5c233cc26dbaa5fc823ebf3641172b3bb2ea2fcdebad87.exe
Resource
win10v2004-20230220-en
General
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Target
47e0ecf4d955231efd5c233cc26dbaa5fc823ebf3641172b3bb2ea2fcdebad87.exe
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Size
297KB
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MD5
83e72fdb1b037306c73731ae64ac55d7
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SHA1
2289dbe42c6980e39d12029f159e913b9dd2646c
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SHA256
47e0ecf4d955231efd5c233cc26dbaa5fc823ebf3641172b3bb2ea2fcdebad87
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SHA512
92162d7f18af33cd1b16f64768bd0cea54f70e4b245c43d2a88906c099b5c07042fc2bb0af234b9843bbc2cb4b48b14112a806263d5ad8ce8cfd74c9d02afe11
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SSDEEP
3072:I1L3EwjPVuto09rGBrp3MDOIvF7YTG4mF3RePfPd0NYWrOa8YgId9b/d5LTSjwYD:0jfVuthw5IiTG3E/dRLYHTzYPDWJG
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/4112-138-0x0000000002CA0000-0x0000000002CBC000-memory.dmp family_rhadamanthys behavioral1/memory/4112-140-0x0000000002CA0000-0x0000000002CBC000-memory.dmp family_rhadamanthys behavioral1/memory/4112-141-0x0000000002CA0000-0x0000000002CBC000-memory.dmp family_rhadamanthys behavioral1/memory/4112-149-0x0000000002CA0000-0x0000000002CBC000-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-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook dllhost.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4956 4112 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 4112 47e0ecf4d955231efd5c233cc26dbaa5fc823ebf3641172b3bb2ea2fcdebad87.exe 4112 47e0ecf4d955231efd5c233cc26dbaa5fc823ebf3641172b3bb2ea2fcdebad87.exe 2412 dllhost.exe 2412 dllhost.exe 2412 dllhost.exe 2412 dllhost.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 4112 wrote to memory of 2412 4112 47e0ecf4d955231efd5c233cc26dbaa5fc823ebf3641172b3bb2ea2fcdebad87.exe 90 PID 4112 wrote to memory of 2412 4112 47e0ecf4d955231efd5c233cc26dbaa5fc823ebf3641172b3bb2ea2fcdebad87.exe 90 PID 4112 wrote to memory of 2412 4112 47e0ecf4d955231efd5c233cc26dbaa5fc823ebf3641172b3bb2ea2fcdebad87.exe 90 PID 4112 wrote to memory of 2412 4112 47e0ecf4d955231efd5c233cc26dbaa5fc823ebf3641172b3bb2ea2fcdebad87.exe 90 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\47e0ecf4d955231efd5c233cc26dbaa5fc823ebf3641172b3bb2ea2fcdebad87.exe"C:\Users\Admin\AppData\Local\Temp\47e0ecf4d955231efd5c233cc26dbaa5fc823ebf3641172b3bb2ea2fcdebad87.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4112 -
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:2412
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4112 -s 6962⤵
- Program crash
PID:4956
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4112 -ip 41121⤵PID:4104