Analysis
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max time kernel
86s -
max time network
90s -
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, 22:23
Static task
static1
Behavioral task
behavioral1
Sample
4b10b47611967e2d3024eb451df1ca05451fa3e15d1970d6ee3fc09a64e0bc99.exe
Resource
win10-20230220-en
General
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Target
4b10b47611967e2d3024eb451df1ca05451fa3e15d1970d6ee3fc09a64e0bc99.exe
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Size
419KB
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MD5
9be26f22ab7153a54d77a4df6dad9090
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SHA1
e28b37438f2e13af5ce2122348864a217086129f
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SHA256
4b10b47611967e2d3024eb451df1ca05451fa3e15d1970d6ee3fc09a64e0bc99
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SHA512
6d5fd51806e8569cc464d4ccf9bef77563b2fa411e75b9d6b4afddb07d35b415cd5605b45fa0e2166a2f838218e25dda65ef4032b207866d59195edbd8a387a0
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SSDEEP
12288:L8xhMbey7nSkfINSKm5s8/k68djz8aq4:LshKeiPfgSKks8sT38L4
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/2468-126-0x00000000009C0000-0x00000000009DC000-memory.dmp family_rhadamanthys behavioral1/memory/2468-127-0x00000000009C0000-0x00000000009DC000-memory.dmp family_rhadamanthys behavioral1/memory/2468-129-0x00000000009C0000-0x00000000009DC000-memory.dmp family_rhadamanthys behavioral1/memory/2468-138-0x00000000009C0000-0x00000000009DC000-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-1-5-21-1311743041-1167936498-546579926-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-1311743041-1167936498-546579926-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-1311743041-1167936498-546579926-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-1311743041-1167936498-546579926-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-1311743041-1167936498-546579926-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-1311743041-1167936498-546579926-1000\Software\Microsoft\Office\16.0\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 2468 4b10b47611967e2d3024eb451df1ca05451fa3e15d1970d6ee3fc09a64e0bc99.exe 2468 4b10b47611967e2d3024eb451df1ca05451fa3e15d1970d6ee3fc09a64e0bc99.exe 2904 dllhost.exe 2904 dllhost.exe 2904 dllhost.exe 2904 dllhost.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2468 wrote to memory of 2904 2468 4b10b47611967e2d3024eb451df1ca05451fa3e15d1970d6ee3fc09a64e0bc99.exe 66 PID 2468 wrote to memory of 2904 2468 4b10b47611967e2d3024eb451df1ca05451fa3e15d1970d6ee3fc09a64e0bc99.exe 66 PID 2468 wrote to memory of 2904 2468 4b10b47611967e2d3024eb451df1ca05451fa3e15d1970d6ee3fc09a64e0bc99.exe 66 PID 2468 wrote to memory of 2904 2468 4b10b47611967e2d3024eb451df1ca05451fa3e15d1970d6ee3fc09a64e0bc99.exe 66 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1311743041-1167936498-546579926-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1311743041-1167936498-546579926-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4b10b47611967e2d3024eb451df1ca05451fa3e15d1970d6ee3fc09a64e0bc99.exe"C:\Users\Admin\AppData\Local\Temp\4b10b47611967e2d3024eb451df1ca05451fa3e15d1970d6ee3fc09a64e0bc99.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2468 -
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:2904
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