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
149s - max time network
133s - 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 Nightmare.exe
- Size 12.4MB
- Sample260928-e514psvs9n
- SHA256 7ac6fc6ec397d35fe7ae12b191553635da730d0d238c172c81b555834b7b73bc
- MD5 23c7ad52c305e1af150b933aa6afaff0
- SHA1 49f54dd8043924121040422dabcda45d1e4f436e
- SHA512 209be6354eb7f41a01d28bdd4732644911e75ab5ab153cf2f8b119100c751cab9fa1766115b4edc37f7dd570856d2882ab5a9ff3d0b323da990383748fa98dd3
- SSDEEP 196608:KFxVeXZUyfO00803N9fuQ64e+pEcR8iH56+CjBXTBkEbMNqG1Uu+2yymnHgul/it:KTVGvp903N9fz5pfRDw+GNkhDYamrZit
- TLSH T1BDD622E9A5E162B4D1D34500724B83AA31C1615D82FD4D293DCB3E022E19DBF6B4EEB7
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Deletes itself 1 TTPs 1 IoCs
pid Process 5340 Nightmare.exe - Enumerates system info in registry 2 TTPs 4 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS Nightmare.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer Nightmare.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName Nightmare.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\BIOSVendor Nightmare.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 5340 Nightmare.exe 5340 Nightmare.exe - Suspicious behavior: RenamesItself 1 IoCs
pid Process 5340 Nightmare.exe