Analysis
- max time kernel
598s - max time network
388s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
02/08/2026, 02:45
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
Release/evga_kdrv.sys
Resource
win11-20260513-en
1 signatures
600 seconds
Behavioral task
behavioral2
Sample
Release/kokoro.sys
Resource
win11-20260513-en
1 signatures
600 seconds
Behavioral task
behavioral3
Sample
Release/notorious.exe
Resource
win11-20260513-en
3 signatures
600 seconds
General
- Target Release/notorious.exe
- Size 75KB
- Sample260802-c8ptqsbr81
- SHA256 6fa7946a88482a4c2d7f35fe04d4ed401a658f280373e6791f934e00040c783f
- MD5 60e271ea13f7288a1105250bd52142e1
- SHA1 cac4249509cd79927505ff358f19a66a58f206a3
- SHA512 c745529d9b3fbd5e7219314964a7cc3763cf009749c6adb0aa0100ced1a62e1996cf9328d39bc0315a0eb58062fd7f330bd2b063d6a14e3bda6088cd2d044dd0
- SSDEEP 1536:NUwDrFKri0DnFAv9oBe5b9d3pbUT1da6dXf:vrsrdDnk9fnK1dNdX
- TLSH T15A731916DA56106ED26ACAF8CA534C01DF73BC8717A5B7CF63801CD60E66AD45F3E602
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
Malware Config
Signatures
- Sets service image path in registry 3 TTPs 1 IoCs
This determines the executable launched when a service starts. It can be used to establish persistence.
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\evga_kdrv\ImagePath = "\\??\\C:\\Users\\Admin\\AppData\\Local\\Temp\\Release\\evga_kdrv.sys" notorious.exe - Suspicious behavior: LoadsDriver 1 IoCs
pid Process 4968 notorious.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeLoadDriverPrivilege 4968 notorious.exe
Processes
Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1