Analysis
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max time kernel
50s -
max time network
58s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
15/04/2023, 20:12
Static task
static1
Behavioral task
behavioral1
Sample
e90b966980543f422dbee87da402b0fd5b1e2a744ad49b89e293b588d2fb1545.exe
Resource
win10-20230220-en
General
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Target
e90b966980543f422dbee87da402b0fd5b1e2a744ad49b89e293b588d2fb1545.exe
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Size
424KB
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MD5
1af6229f3d5d95510deeb9ac7677ef64
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SHA1
ced23ffb956d89ca07bcf425fe3a8f900f08ebd2
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SHA256
e90b966980543f422dbee87da402b0fd5b1e2a744ad49b89e293b588d2fb1545
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SHA512
e13dd65ab66c8863fb2ea23334923170bfb4a8bd1fe48fc86760d6eecc850f9e5c72bd22895f24e65cabd2bca16c4028145dc80bd1bcbf7047ee16ddd2944559
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SSDEEP
6144:rcymWROhrijJjiDqKCXBdJxPx+iAJwUGLs6C2Mjb/+Twe4:rcnWROhriljiOKaB3xqJMJC2MjaTt4
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/2788-124-0x00000000009B0000-0x00000000009CC000-memory.dmp family_rhadamanthys behavioral1/memory/2788-125-0x00000000009B0000-0x00000000009CC000-memory.dmp family_rhadamanthys behavioral1/memory/2788-127-0x00000000009B0000-0x00000000009CC000-memory.dmp family_rhadamanthys behavioral1/memory/2788-136-0x00000000009B0000-0x00000000009CC000-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-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\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 2788 e90b966980543f422dbee87da402b0fd5b1e2a744ad49b89e293b588d2fb1545.exe 2788 e90b966980543f422dbee87da402b0fd5b1e2a744ad49b89e293b588d2fb1545.exe 3532 dllhost.exe 3532 dllhost.exe 3532 dllhost.exe 3532 dllhost.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2788 wrote to memory of 3532 2788 e90b966980543f422dbee87da402b0fd5b1e2a744ad49b89e293b588d2fb1545.exe 66 PID 2788 wrote to memory of 3532 2788 e90b966980543f422dbee87da402b0fd5b1e2a744ad49b89e293b588d2fb1545.exe 66 PID 2788 wrote to memory of 3532 2788 e90b966980543f422dbee87da402b0fd5b1e2a744ad49b89e293b588d2fb1545.exe 66 PID 2788 wrote to memory of 3532 2788 e90b966980543f422dbee87da402b0fd5b1e2a744ad49b89e293b588d2fb1545.exe 66 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\e90b966980543f422dbee87da402b0fd5b1e2a744ad49b89e293b588d2fb1545.exe"C:\Users\Admin\AppData\Local\Temp\e90b966980543f422dbee87da402b0fd5b1e2a744ad49b89e293b588d2fb1545.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2788 -
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:3532
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