Analysis
- max time kernel
135s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20230220-en - resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system - submitted
26/03/2023, 01:18
Static task
static1
Behavioral task
behavioral1
Sample
setup.exe
Resource
win7-20230220-en
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
setup.exe
Resource
win10v2004-20230220-en
10 signatures
150 seconds
General
- Target setup.exe
- Size 346KB
- Sample230326-bny18sfa35
- SHA256 e131641d24a0f1cd82af1a2d7b68bf9f11022fbcd79986f939b083574945003c
- MD5 44c5171c7eab781f1c3c4441b1673d7f
- SHA1 c8c9fe0aebc6ffb675da0934ede7f140a75feef8
- SHA512 8262e24f6d9bf4a5840e0f3eecfc696ace7ed45084282dacea6344fea41971aaff3ea845a44dbf603b720376783971bf35985cc0e14da7a2fcf5214576c44a43
- SSDEEP 6144:+FpPXW3uYXCLNviT2POrI+oPcdp/9FoRenqTfz:+Fpu3dXCLN6CiRoPcdtKz
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detect rhadamanthys stealer shellcode 4 IoCs
resource yara_rule behavioral2/memory/4508-138-0x0000000002C90000-0x0000000002CAC000-memory.dmp family_rhadamanthys behavioral2/memory/4508-140-0x0000000002C90000-0x0000000002CAC000-memory.dmp family_rhadamanthys behavioral2/memory/4508-143-0x0000000002C90000-0x0000000002CAC000-memory.dmp family_rhadamanthys behavioral2/memory/4508-150-0x0000000002C90000-0x0000000002CAC000-memory.dmp family_rhadamanthys - Rhadamanthys
Rhadamanthys is an info stealer written in C++ first seen in August 2022.
- Accesses Microsoft Outlook profiles 1 TTPs 6 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook dllhost.exe - Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
pid Process 4508 setup.exe 4508 setup.exe 4508 setup.exe - Program crash 1 IoCs
pid pid_target Process procid_target 532 4508 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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString dllhost.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 dllhost.exe - Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4508 setup.exe 4508 setup.exe 3104 dllhost.exe 3104 dllhost.exe 3104 dllhost.exe 3104 dllhost.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 4508 wrote to memory of 3104 4508 setup.exe 90 PID 4508 wrote to memory of 3104 4508 setup.exe 90 PID 4508 wrote to memory of 3104 4508 setup.exe 90 PID 4508 wrote to memory of 3104 4508 setup.exe 90 - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\setup.exe"C:\Users\Admin\AppData\Local\Temp\setup.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4508 -
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:3104
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4508 -s 8122⤵
- Program crash
PID:532
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4508 -ip 45081⤵PID:2364