Analysis
- max time kernel
148s - max time network
125s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
29/10/2026, 20:00
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-10-28_bb4a9c4e0f0d5c95d5f4796870e3600b_elex_manuscrypt_rhadamanthys_stop.exe
Resource
win10v2004-20260911-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-10-28_bb4a9c4e0f0d5c95d5f4796870e3600b_elex_manuscrypt_rhadamanthys_stop.exe
Resource
win11ltsc2024-20260911-en
5 signatures
150 seconds
General
- Target 2026-10-28_bb4a9c4e0f0d5c95d5f4796870e3600b_elex_manuscrypt_rhadamanthys_stop.exe
- Size 87KB
- Sample261029-yrcczaev6t
- SHA256 2be266cb98c80b16631b82411853782f9f2f71754c36b7946a57be635948e388
- MD5 bb4a9c4e0f0d5c95d5f4796870e3600b
- SHA1 8672892e7274864838219db11f37f221eb272713
- SHA512 98e5c3e43d378594a3f08afbf6a55d8ed81fc2769b6e5780060c4a0e66ed2603f0944114cecea06afaddbffc85e0a367dcaa3b1c02d8370f5cf02d766568c7ed
- SSDEEP 1536:hD99+cKAyn9DzU/1RgsuPIFFby7vh2+ARD/c6O5:lvyn9XU/PKiFby7vcNRI
- TLSH T129935C21BEC15071C232417142EFA7E29ABDBD72675A4F5EDB8A7D440FF22C07221A97
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5068 pdfview_update.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain pdfview_update.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname pdfview_update.exe - System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-10-28_bb4a9c4e0f0d5c95d5f4796870e3600b_elex_manuscrypt_rhadamanthys_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language pdfview_update.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2044 wrote to memory of 5068 2044 2026-10-28_bb4a9c4e0f0d5c95d5f4796870e3600b_elex_manuscrypt_rhadamanthys_stop.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-28_bb4a9c4e0f0d5c95d5f4796870e3600b_elex_manuscrypt_rhadamanthys_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-28_bb4a9c4e0f0d5c95d5f4796870e3600b_elex_manuscrypt_rhadamanthys_stop.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2044 -
C:\Users\Admin\AppData\Local\Temp\pdfview_update.exe"C:\Users\Admin\AppData\Local\Temp\pdfview_update.exe"2⤵
- Executes dropped EXE
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
PID:5068
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\pdfview_update.exe
- Size 87KB
- SHA256 49aa54ed6b97815f948656325fdc3579a07207b9313ef4e89c048aa005bab82e
- MD5 ca711454e0f71bd7a77485ddcbdab37b
- SHA1 073e716355b67ea02c856d6fa99cb2bc47e47440
- SHA512 d512cd6b9941917f0ed4a34bfd21ecfe934630e33adf624f622ac8c31622af9c128a7903d5f960dea0f22f4e8c45374c0e40356e22fdb54b5af78b7e68211f7a
- SSDEEP 1536:hD99+cKAyn9DzU/1RgsuPIFFby7vh2+ARD/c6OH:lvyn9XU/PKiFby7vcNRi
- TLSH T1CB935D21BEC15071C232417142EFA7E29ABDBD72675A4F5EDB8A7D440FF22C07221A97
- MD5 SHA1 SHA512 SSDEEP TLSH