b4b667fc67d7ed42d66edbbd0d6171af635cef5718616c0f4a6550805a931c3c

Analysis

user interaction
yes
max time kernel
14s
max time network
10s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
14/07/2026, 16:28

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General

Target
Script.lua
Size 8KB
Sample260714-tyttdabs5v
SHA256 b4b667fc67d7ed42d66edbbd0d6171af635cef5718616c0f4a6550805a931c3c
MD5 62871171f212fc75291dd5044cfafd51
SHA1 46d5c64ad5fd173cbb555ee2f9b2cfaf060da181
SHA512 346c1b6cf4908462c692df49ce16d3d7dcf02bd5f4e4e32e484fb21601c667433aacde334d8d59fa8e7dbc0763540520437defd7c64bc5032adcf8cf0fe1ab5e
SSDEEP 192:ZooP0N9m3IYjBGyIBnWjvuIju7y9jjjpj94pYjAhjsTOQjPG2owUjHBjZr1jfdeV:uoP03YxjBcnWjvuIju7y9jjjpj2pYjAO
TLSH
T169021F6E722A28F55B27AE6E74530F4972F7E8074A09390C7B7F16404F486AEB0F14D8
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

ransomware

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 12 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-204488895-2999877624-296153668-1000_Classes\lua_auto_file\shell\edit	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-204488895-2999877624-296153668-1000_Classes\lua_auto_file\shell	OpenWith.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-204488895-2999877624-296153668-1000_Classes\lua_auto_file\shell\edit\command\ = "%SystemRoot%\\system32\\NOTEPAD.EXE %1"	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-204488895-2999877624-296153668-1000_Classes\lua_auto_file\shell\open	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-204488895-2999877624-296153668-1000_Classes\lua_auto_file	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-204488895-2999877624-296153668-1000_Classes\lua_auto_file\shell\edit\command	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-204488895-2999877624-296153668-1000_Classes\lua_auto_file\shell\open\command	OpenWith.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-204488895-2999877624-296153668-1000_Classes\lua_auto_file\shell\open\command\ = "%SystemRoot%\\system32\\NOTEPAD.EXE %1"	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-204488895-2999877624-296153668-1000_Classes\Local Settings	cmd.exe
Key created	\REGISTRY\USER\S-1-5-21-204488895-2999877624-296153668-1000_Classes\Local Settings	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-204488895-2999877624-296153668-1000_Classes\.lua	OpenWith.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-204488895-2999877624-296153668-1000_Classes\.lua\ = "lua_auto_file"	OpenWith.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
1472	NOTEPAD.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4700	OpenWith.exe

Suspicious use of SetWindowsHookEx 19 IoCs

pid	Process
4700	OpenWith.exe
4700	OpenWith.exe
4700	OpenWith.exe
4700	OpenWith.exe
4700	OpenWith.exe
4700	OpenWith.exe
4700	OpenWith.exe
4700	OpenWith.exe
4700	OpenWith.exe
4700	OpenWith.exe
4700	OpenWith.exe
4700	OpenWith.exe
4700	OpenWith.exe
4700	OpenWith.exe
4700	OpenWith.exe
4700	OpenWith.exe
4700	OpenWith.exe
4700	OpenWith.exe
4700	OpenWith.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4700 wrote to memory of 1472	4700	OpenWith.exe	89

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Script.lua
1⤵
- Modifies registry class
PID:4060

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4700
- C:\Windows\system32\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\Script.lua
  2⤵
  - Opens file in notepad (likely ransom note)
  PID:1472

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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