Overview

overview

9

Static

static

3

BQTLock_Pa...28.exe

windows10-2004-x64

7

BQTLock_Pa...28.exe

windows11-ltsc_2024-x64

9

Sharing

Copy URL Twitter E-mail

General

  • Target
    BQTLock_Payload_20260811_023428.exe
  • Size 8.7MB
  • Sample260810-3p2bja1fjd
  • SHA256 8fbacedb88c87c8e7f6b51c14190c1a83bf92ffa19d0a15042128309087bbbc0
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
discoveryexecutionpersistenceprivilege_escalationransomwarespywarestealer

Malware Config

Targets

    • Target
      BQTLock_Payload_20260811_023428.exe
    • Size 8.7MB
    • SHA256 8fbacedb88c87c8e7f6b51c14190c1a83bf92ffa19d0a15042128309087bbbc0
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    9/10
    discoveryspywarestealerexecutionpersistenceprivilege_escalationransomware

    • Renames multiple (953) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

      ransomware

    • 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

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

      discovery

    • Sets desktop wallpaper using registry

      ransomware
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

Windows Command Shell

1
T1059.003

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Defense Evasion

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

System Network Configuration Discovery

2
T1016

Internet Connection Discovery

1
T1016.001

Wi-Fi Discovery

1
T1016.002

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Defacement

1
T1491

Tasks