Analysis
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max time kernel
114s -
max time network
150s -
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, 12:10
Static task
static1
Behavioral task
behavioral1
Sample
c65dd2ce36142437e478ed59842794c0e47b5ce74f27d05d4879b9447e5e2ea5.exe
Resource
win10v2004-20230220-en
General
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Target
c65dd2ce36142437e478ed59842794c0e47b5ce74f27d05d4879b9447e5e2ea5.exe
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Size
297KB
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MD5
158e067c258ec68bec70b5cdbff96311
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SHA1
584abde9d32bcbd6730142d9027cdd290947ee71
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SHA256
c65dd2ce36142437e478ed59842794c0e47b5ce74f27d05d4879b9447e5e2ea5
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SHA512
ee3b171d69ae2965047d5383cc1f571d9868395dc5ff81cb69a6d713281b2e35b6abd9f661ac39a994136cc2e8e5cab7b3f9e9b3dc15dfa13909f1e3ce01ed8a
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SSDEEP
6144:DXahF3ESXwN4zBsmiRhJYJRV+Ad/zxkMUmwYPDWJ4:mhF3Eh464/V+4
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/4264-138-0x0000000002CA0000-0x0000000002CBC000-memory.dmp family_rhadamanthys behavioral1/memory/4264-140-0x0000000002CA0000-0x0000000002CBC000-memory.dmp family_rhadamanthys behavioral1/memory/4264-141-0x0000000002CA0000-0x0000000002CBC000-memory.dmp family_rhadamanthys behavioral1/memory/4264-148-0x0000000002CA0000-0x0000000002CBC000-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-1-5-21-1529757233-3489015626-3409890339-1000\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 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 -
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 4264 c65dd2ce36142437e478ed59842794c0e47b5ce74f27d05d4879b9447e5e2ea5.exe 4264 c65dd2ce36142437e478ed59842794c0e47b5ce74f27d05d4879b9447e5e2ea5.exe 1976 dllhost.exe 1976 dllhost.exe 1976 dllhost.exe 1976 dllhost.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 4264 wrote to memory of 1976 4264 c65dd2ce36142437e478ed59842794c0e47b5ce74f27d05d4879b9447e5e2ea5.exe 84 PID 4264 wrote to memory of 1976 4264 c65dd2ce36142437e478ed59842794c0e47b5ce74f27d05d4879b9447e5e2ea5.exe 84 PID 4264 wrote to memory of 1976 4264 c65dd2ce36142437e478ed59842794c0e47b5ce74f27d05d4879b9447e5e2ea5.exe 84 PID 4264 wrote to memory of 1976 4264 c65dd2ce36142437e478ed59842794c0e47b5ce74f27d05d4879b9447e5e2ea5.exe 84 -
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\c65dd2ce36142437e478ed59842794c0e47b5ce74f27d05d4879b9447e5e2ea5.exe"C:\Users\Admin\AppData\Local\Temp\c65dd2ce36142437e478ed59842794c0e47b5ce74f27d05d4879b9447e5e2ea5.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4264 -
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:1976
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