496b8c498230d70db050fb9ae45b6da6633215018a87ef7961ced45d01b522a9

Analysis

max time kernel
42s
max time network
40s
platform
windows10-2004_x64
resource
win10v2004-20260911-en
resource tags

arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
20/10/2026, 23:18

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General

Target
yes.bat.ps1
Size 1KB
Sample261020-3affhsbs3p
SHA256 496b8c498230d70db050fb9ae45b6da6633215018a87ef7961ced45d01b522a9
MD5 b9674255fb7362658064b7aeec273944
SHA1 e3a9278096eaaf96dbfcd1013afa16fff6b20d3d
SHA512 3d39e1acd70cc8aba660dbc150ca073523825cb6a0dfe0786415935254e13f91380b5e9d6c785e8a64144fc65ba4e6b1000c5b9178b760a5a1ee6e7b67fd3e51
TLSH
T1E8313E243D767DA1027374A041B329DBA3AA11CBEEC63AE061C54188206B78C932DEDD
MD5 SHA1 SHA512 TLSH

Score

7^/10

execution ransomware

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2091445952-3649787497-104050984-1000\Control Panel\International\Geo\Nation	cmd.exe

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

System Information Discovery
T1082

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.

execution

Windows Command Shell

T1059.003

pid	Process
4772	cmd.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2091445952-3649787497-104050984-1000_Classes\Local Settings	cmd.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
1780	notepad.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4772 wrote to memory of 1780	4772	cmd.exe	86

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\yes.bat.ps1
1⤵
- Checks computer location settings
- Executes a command shell one-liner
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4772
- C:\Windows\System32\notepad.exe
  "C:\Windows\System32\notepad.exe" "C:\Users\Admin\AppData\Local\Temp\yes.bat.ps1"
  2⤵
  - Opens file in notepad (likely ransom note)
  PID:1780

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Command Shell

T1059.003

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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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