Analysis
- max time kernel
135s - max time network
145s - platform
windows10-2004_x64 - resource
win10v2004-20230220-en - resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system - submitted
05/04/2023, 03:18
Static task
static1
Behavioral task
behavioral1
Sample
setup.exe
Resource
win7-20230220-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
setup.exe
Resource
win10v2004-20230220-en
9 signatures
150 seconds
General
- Target setup.exe
- Size 332KB
- Sample230405-dtmw9sdd9v
- SHA256 9c6db3fe215b51656e4bdcba96197c7912106ad7cedcb2f856b227fedda86c37
- MD5 dfed337acd0fe7960dd1a8e2ccf77f53
- SHA1 94eef69118bcbd0ba1073b9b3bbc0e45dea356a5
- SHA512 debd00f6af58cd614415c3b643413f94a226835620d02b3680c4757b0610401c796bf77e4ccf0a2fecdd7581b49573a17399d945ff70cfdeec52615c707cdaee
- SSDEEP 6144:l3x7ZeqgDb/A2ourig5s/xi4Dcj6Yc8WnaW:l3x7Ze5Db/uuriX/xi4wjfc9n
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detect rhadamanthys stealer shellcode 4 IoCs
resource yara_rule behavioral2/memory/4320-138-0x0000000000910000-0x000000000092C000-memory.dmp family_rhadamanthys behavioral2/memory/4320-139-0x0000000000910000-0x000000000092C000-memory.dmp family_rhadamanthys behavioral2/memory/4320-141-0x0000000000910000-0x000000000092C000-memory.dmp family_rhadamanthys behavioral2/memory/4320-148-0x0000000000910000-0x000000000092C000-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-1-5-21-1529757233-3489015626-3409890339-1000\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 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 - Program crash 1 IoCs
pid pid_target Process procid_target 1952 4320 WerFault.exe 85 - 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 4320 setup.exe 4320 setup.exe 4036 dllhost.exe 4036 dllhost.exe 4036 dllhost.exe 4036 dllhost.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 4320 wrote to memory of 4036 4320 setup.exe 92 PID 4320 wrote to memory of 4036 4320 setup.exe 92 PID 4320 wrote to memory of 4036 4320 setup.exe 92 PID 4320 wrote to memory of 4036 4320 setup.exe 92 - 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
-
C:\Users\Admin\AppData\Local\Temp\setup.exe"C:\Users\Admin\AppData\Local\Temp\setup.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4320 -
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:4036
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4320 -s 8282⤵
- Program crash
PID:1952
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 4320 -ip 43201⤵PID:2684