Analysis
- max time kernel
148s - max time network
127s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
01/08/2026, 03:24
Behavioral task
behavioral1
Sample
2026-08-01_49d0109cc8246430b8e32418775a6b1e_amadey_elex_rhadamanthys_smoke-loader_stealc_tofsee.exe
Resource
win10v2004-20260513-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-01_49d0109cc8246430b8e32418775a6b1e_amadey_elex_rhadamanthys_smoke-loader_stealc_tofsee.exe
Resource
win11ltsc2024-20260709-en
8 signatures
150 seconds
General
- Target 2026-08-01_49d0109cc8246430b8e32418775a6b1e_amadey_elex_rhadamanthys_smoke-loader_stealc_tofsee.exe
- Size 195KB
- Sample260801-dycbbsch53
- SHA256 94f9ecd0348c0b1382a6023c743eb49aac4a212fb429cc9cdb84be626cd8c417
- MD5 49d0109cc8246430b8e32418775a6b1e
- SHA1 a8bc93b241203018ec5af361ce5791e240751746
- SHA512 1296ef1a2f84def54ba9cb5442ee11c276b9ffce250c3955158a23b4564d24e864f1d9bde7a0e1f77b822646b9bf817b4dc6a99fed3b57459a1457b7e4d7a767
- SSDEEP 6144:VgGscsHC8jmhvFI8Elf7RoU6Fab9QBfK:CvcsHCzw8ElDRD6wRJ
- TLSH T1FC146C717A90C032D493253495FADF722D7EB932036940CBA3A40B7D6FA17E1AA3571B
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Signatures
- Family: ValleyRat
ValleyRat stage2 is a backdoor written in C++.
- Detects ValleyRAT payload 1 IoCs
resource yara_rule behavioral2/files/0x001100000001b303-1.dat family_valleyrat_stage_2_v2 - Executes dropped EXE 1 IoCs
pid Process 4440 svchost.exe - Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4046655672-1449839301-2197395821-1000\Software\Microsoft\Windows\CurrentVersion\Run\WindowsSafety = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\svchost.exe" 2026-08-01_49d0109cc8246430b8e32418775a6b1e_amadey_elex_rhadamanthys_smoke-loader_stealc_tofsee.exe Set value (str) \REGISTRY\USER\S-1-5-21-4046655672-1449839301-2197395821-1000\Software\Microsoft\Windows\CurrentVersion\Run\WindowsSafety = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\svchost.exe" svchost.exe - Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\20260801-042452.dmp svchost.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 2026-08-01_49d0109cc8246430b8e32418775a6b1e_amadey_elex_rhadamanthys_smoke-loader_stealc_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4092 2026-08-01_49d0109cc8246430b8e32418775a6b1e_amadey_elex_rhadamanthys_smoke-loader_stealc_tofsee.exe 4092 2026-08-01_49d0109cc8246430b8e32418775a6b1e_amadey_elex_rhadamanthys_smoke-loader_stealc_tofsee.exe 4440 svchost.exe 4440 svchost.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4092 2026-08-01_49d0109cc8246430b8e32418775a6b1e_amadey_elex_rhadamanthys_smoke-loader_stealc_tofsee.exe 4440 svchost.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-01_49d0109cc8246430b8e32418775a6b1e_amadey_elex_rhadamanthys_smoke-loader_stealc_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-01_49d0109cc8246430b8e32418775a6b1e_amadey_elex_rhadamanthys_smoke-loader_stealc_tofsee.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:4092
-
C:\Users\Admin\AppData\Roaming\Microsoft\svchost.exeC:\Users\Admin\AppData\Roaming\Microsoft\svchost.exe1⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:4440
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\Microsoft\svchost.exe
- Size 195KB
- SHA256 94f9ecd0348c0b1382a6023c743eb49aac4a212fb429cc9cdb84be626cd8c417
- MD5 49d0109cc8246430b8e32418775a6b1e
- SHA1 a8bc93b241203018ec5af361ce5791e240751746
- SHA512 1296ef1a2f84def54ba9cb5442ee11c276b9ffce250c3955158a23b4564d24e864f1d9bde7a0e1f77b822646b9bf817b4dc6a99fed3b57459a1457b7e4d7a767
- SSDEEP 6144:VgGscsHC8jmhvFI8Elf7RoU6Fab9QBfK:CvcsHCzw8ElDRD6wRJ
- TLSH T1FC146C717A90C032D493253495FADF722D7EB932036940CBA3A40B7D6FA17E1AA3571B
- MD5 SHA1 SHA512 SSDEEP TLSH