Overview
overview
7Static
static
3EULA.txt
windows10-2004-x64
1EULA.txt
windows11-ltsc_2024-x64
1LICENSE.txt
windows10-2004-x64
1LICENSE.txt
windows11-ltsc_2024-x64
1Nightmare.exe
windows10-2004-x64
7Nightmare.exe
windows11-ltsc_2024-x64
7README.txt
windows10-2004-x64
1README.txt
windows11-ltsc_2024-x64
1changelog.txt
windows10-2004-x64
1changelog.txt
windows11-ltsc_2024-x64
1config
windows10-2004-x64
3config
windows11-ltsc_2024-x64
3lib/file_0.cpp
windows10-2004-x64
3lib/file_0.cpp
windows11-ltsc_2024-x64
3lib/file_48.c
windows10-2004-x64
3lib/file_48.c
windows11-ltsc_2024-x64
3lib/file_49.cs
windows10-2004-x64
3lib/file_49.cs
windows11-ltsc_2024-x64
3lib/file_50.cpp
windows10-2004-x64
3lib/file_50.cpp
windows11-ltsc_2024-x64
3lib/file_51.go
windows10-2004-x64
3lib/file_51.go
windows11-ltsc_2024-x64
3lib/file_52.cs
windows10-2004-x64
3lib/file_52.cs
windows11-ltsc_2024-x64
3lib/file_53.sss
windows10-2004-x64
3lib/file_53.sss
windows11-ltsc_2024-x64
3lib/file_54.c
windows10-2004-x64
3lib/file_54.c
windows11-ltsc_2024-x64
3lib/file_56.cpp
windows10-2004-x64
3lib/file_56.cpp
windows11-ltsc_2024-x64
3lib/file_57.c
windows10-2004-x64
3lib/file_57.c
windows11-ltsc_2024-x64
3Analysis
- max time kernel
148s - max time network
141s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
28/09/2026, 04:32
Static task
static1
Behavioral task
behavioral1
Sample
EULA.txt
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
EULA.txt
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral3
Sample
LICENSE.txt
Resource
win10v2004-20260911-en
Behavioral task
behavioral4
Sample
LICENSE.txt
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral5
Sample
Nightmare.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral6
Sample
Nightmare.exe
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral7
Sample
README.txt
Resource
win10v2004-20260911-en
Behavioral task
behavioral8
Sample
README.txt
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral9
Sample
changelog.txt
Resource
win10v2004-20260911-en
Behavioral task
behavioral10
Sample
changelog.txt
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral11
Sample
config
Resource
win10v2004-20260911-en
Behavioral task
behavioral12
Sample
config
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral13
Sample
lib/file_0.cpp
Resource
win10v2004-20260911-en
Behavioral task
behavioral14
Sample
lib/file_0.cpp
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral15
Sample
lib/file_48.c
Resource
win10v2004-20260911-en
Behavioral task
behavioral16
Sample
lib/file_48.c
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral17
Sample
lib/file_49.cs
Resource
win10v2004-20260911-en
Behavioral task
behavioral18
Sample
lib/file_49.cs
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral19
Sample
lib/file_50.cpp
Resource
win10v2004-20260911-en
Behavioral task
behavioral20
Sample
lib/file_50.cpp
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral21
Sample
lib/file_51.go
Resource
win10v2004-20260911-en
Behavioral task
behavioral22
Sample
lib/file_51.go
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral23
Sample
lib/file_52.cs
Resource
win10v2004-20260911-en
Behavioral task
behavioral24
Sample
lib/file_52.cs
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral25
Sample
lib/file_53.sss
Resource
win10v2004-20260911-en
Behavioral task
behavioral26
Sample
lib/file_53.sss
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral27
Sample
lib/file_54.c
Resource
win10v2004-20260911-en
Behavioral task
behavioral28
Sample
lib/file_54.c
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral29
Sample
lib/file_56.cpp
Resource
win10v2004-20260911-en
Behavioral task
behavioral30
Sample
lib/file_56.cpp
Resource
win11ltsc2024-20260911-en
Behavioral task
behavioral31
Sample
lib/file_57.c
Resource
win10v2004-20260911-en
Behavioral task
behavioral32
Sample
lib/file_57.c
Resource
win11ltsc2024-20260911-en
General
- Target lib/file_52.cs
- Size 249KB
- Sample260928-e514psvs9n
- SHA256 48d2cf0cc5876cadd46358c599380623568f9345a46b8b4bf11b3377400cf49d
- MD5 baa790cee61e44dbc6f17273bd9b7933
- SHA1 e4d036fd728ab16a32bebec25eeec7f53505fdad
- SHA512 9aabd852b21baa28f7f894742408c60deb7f136160a553b7840aa4e97e7d1712f6529a30a1ca19f7ec305f9732f4b12c582f9e0a9bba073f7ee0664feecc35ee
- SSDEEP 6144:hcX45iMgcG/MiMUtudUHD+rYGfJXf++viS+qbNdW/Is1Hs:hcX48MgFMUtudair0+v7nuIsm
- TLSH T195442236B67EC4961D061D4322372DB13972E5AE5AE7CF488D7EAA245618D303EC381D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 860 cmd.exe - Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-4154726816-2055034831-2297277433-1000_Classes\Local Settings cmd.exe Key created \REGISTRY\USER\S-1-5-21-4154726816-2055034831-2297277433-1000_Classes\Local Settings OpenWith.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 5076 OpenWith.exe
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\lib\file_52.cs1⤵
- Executes a command shell one-liner
- Modifies registry class
PID:860
-
C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:5076