Analysis
- max time kernel
84s - max time network
147s - platform
windows10-2004_x64 - resource
win10v2004-20230221-en - resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system - submitted
27/03/2023, 10:23
Static task
static1
Behavioral task
behavioral1
Sample
ba56e67cda1b2dae602ff5bfe16f8982.exe
Resource
win7-20230220-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
ba56e67cda1b2dae602ff5bfe16f8982.exe
Resource
win10v2004-20230221-en
10 signatures
150 seconds
General
- Target ba56e67cda1b2dae602ff5bfe16f8982.exe
- Size 321KB
- Sample230327-mes96sfa5w
- SHA256 fa0854b2e8a021f34477236f87fd599e00ec663f0f532a5af2eb76d2b0d4fb7d
- MD5 ba56e67cda1b2dae602ff5bfe16f8982
- SHA1 aea4eaea84436be70221e3ee5ddf0645be576be7
- SHA512 1cea00eb079bb26057535c8a7a9be2c646b8461b03d3dd1002a9b35d91dc75384506fc6333b7a45c24a305239c74aa0f923185e89664865d7a909a826ad96192
- SSDEEP 6144:MKYdkCLRTqU+f2VI81e/UP+AvR/aOISUEHk7vhsg:KdkCVTqU+foIHcGS9aJEE
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detect rhadamanthys stealer shellcode 5 IoCs
resource yara_rule behavioral2/memory/4224-138-0x0000000000760000-0x000000000077C000-memory.dmp family_rhadamanthys behavioral2/memory/4224-140-0x0000000000760000-0x000000000077C000-memory.dmp family_rhadamanthys behavioral2/memory/4224-142-0x0000000002650000-0x0000000003650000-memory.dmp family_rhadamanthys behavioral2/memory/4224-143-0x0000000000760000-0x000000000077C000-memory.dmp family_rhadamanthys behavioral2/memory/4224-151-0x0000000000760000-0x000000000077C000-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-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook dllhost.exe - Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
pid Process 4224 ba56e67cda1b2dae602ff5bfe16f8982.exe 4224 ba56e67cda1b2dae602ff5bfe16f8982.exe 4224 ba56e67cda1b2dae602ff5bfe16f8982.exe - Program crash 1 IoCs
pid pid_target Process procid_target 3988 4224 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 4224 ba56e67cda1b2dae602ff5bfe16f8982.exe 4224 ba56e67cda1b2dae602ff5bfe16f8982.exe 4900 dllhost.exe 4900 dllhost.exe 4900 dllhost.exe 4900 dllhost.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 4224 wrote to memory of 4900 4224 ba56e67cda1b2dae602ff5bfe16f8982.exe 92 PID 4224 wrote to memory of 4900 4224 ba56e67cda1b2dae602ff5bfe16f8982.exe 92 PID 4224 wrote to memory of 4900 4224 ba56e67cda1b2dae602ff5bfe16f8982.exe 92 PID 4224 wrote to memory of 4900 4224 ba56e67cda1b2dae602ff5bfe16f8982.exe 92 - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\ba56e67cda1b2dae602ff5bfe16f8982.exe"C:\Users\Admin\AppData\Local\Temp\ba56e67cda1b2dae602ff5bfe16f8982.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4224 -
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:4900
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4224 -s 7362⤵
- Program crash
PID:3988
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4224 -ip 42241⤵PID:4500