Overview

overview

10

Static

static

3

MicrosoftE...te.exe

windows10-2004-x64

1

MicrosoftE...te.exe

windows11-ltsc_2024-x64

10

Resubmissions

19/08/2026, 00:43

260819-a26skateph10

19/08/2026, 00:37

260819-ayzj3svyhy10

Sharing

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General

  • Target
    MicrosoftEdgeUpdate.exe
  • Size 1.6MB
  • Sample260819-a26skateph
  • SHA256 eb30edf76090cdd5a2750779287eb4b17b303ddc5fd54081de3a90804b1d5827
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defense_evasiondiscoveryexecutionimpactpersistenceprivilege_escalationransomwarespywarestealer

Malware Config

Extracted

Path

  • C:\Users\Admin\Downloads\RANSOM_NOTE.txt

Ransom Note
  • === YOUR FILES HAVE BEEN ENCRYPTED === All your documents, photos, databases and backups have been encrypted with AES-256-GCM. The decryption key is stored on a server you cannot reach. To recover your files: 1. Send the ransom to the address below. 2. Enter your victim ID when submitting proof of payment. Do not attempt to recover the files yourself. Do not contact law enforcement. Do not contact recovery companies. Every attempt to restore will destroy the key. Tick-tock. Victim ID: d31da3da4da5ef79 Encrypted at: 2026-08-19 00:49:02 UTC Price: 0.05 BTC Address: bc1qyour0wn0nlytestaddressxxxx PAYMENT DEADLINE: 2026-08-22 00:49 UTC (72 hours from encryption) If the deadline passes the price doubles. It doubles again every 72 hours after that. Tick-tock.

Targets

    • Target
      MicrosoftEdgeUpdate.exe
    • Size 1.6MB
    • SHA256 eb30edf76090cdd5a2750779287eb4b17b303ddc5fd54081de3a90804b1d5827
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defense_evasiondiscoveryexecutionimpactpersistenceprivilege_escalationransomwarespywarestealer

    • Clears Windows event logs

      defense_evasionransomware

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomwaredefense_evasionimpactexecution

    • Disables one or more Microsoft Defender components

      Uses the Powershell Set-MpPreference cmdlet to disable one or more Microsoft Defender components.

      defense_evasion

    • Downloads MZ/PE file

    • Creates a file in the Startup directory

      A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

      persistenceprivilege_escalation

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Adds Run key to start application

      persistence

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

      execution

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Indicator Removal: Clear Persistence

      Clear artifacts associated with previously established persistence like scheduletasks on a host.

      defense_evasion

    • Sets desktop wallpaper using registry

      ransomware
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

2
T1059

PowerShell

1
T1059.001

Windows Command Shell

1
T1059.003

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Windows Management Instrumentation

1
T1047

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Direct Volume Access

1
T1006

Impair Defenses

1
T1562

Disable or Modify Tools

1
T1562.001

Indicator Removal

4
T1070

Clear Persistence

1
T1070.009

Clear Windows Event Logs

1
T1070.001

File Deletion

2
T1070.004

Modify Registry

2
T1112

Credential Access

Credentials from Password Stores

1
T1555

Credentials from Web Browsers

1
T1555.003

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Browser Information Discovery

1
T1217

Peripheral Device Discovery

1
T1120

Query Registry

3
T1012

Remote System Discovery

1
T1018

System Information Discovery

2
T1082

System Network Configuration Discovery

1
T1016

Internet Connection Discovery

1
T1016.001

System Time Discovery

1
T1124

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Defacement

1
T1491

Inhibit System Recovery

2
T1490

Tasks