Overview

overview

10

Static

static

10

xoilactv1....er.exe

windows10-2004-x64

10

xoilactv1....er.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    xoilactv1.cloud_hyber.exe
  • Size 49KB
  • Sample261113-d71ehsfs9y
  • SHA256 aafeeb05759c37c90a3d1a95aeac5b2e1bba4bb5d7fde27ba030e0a14e5db2d0
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defense_evasiondiscoveryevasionexecutionimpactpersistenceprivilege_escalationransomwarespywarestealertrojan

Malware Config

Targets

    • Target
      xoilactv1.cloud_hyber.exe
    • Size 49KB
    • SHA256 aafeeb05759c37c90a3d1a95aeac5b2e1bba4bb5d7fde27ba030e0a14e5db2d0
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defense_evasiondiscoveryevasionexecutionimpactpersistenceprivilege_escalationransomwarespywarestealertrojan

    • Contains code to disable Windows Defender

      A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

    • Modifies Windows Defender DisableAntiSpyware settings

      evasiontrojan

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomwaredefense_evasionimpactexecution

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

      execution

    • Disables RegEdit via registry modification

      defense_evasion

    • Disables Task Manager via registry modification

      defense_evasion

    • Drops file in Drivers directory

    • Modifies Windows Firewall

      defense_evasion

    • Checks computer location settings

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

    • 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

    • Disables service(s)

      defense_evasionexecution

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Stops running service(s)

      defense_evasionexecution

    • Adds Run key to start application

      persistence

    • Discovers running processes

      Running process information can be used to identify security tools or plan follow-on actions.

      discovery

    • Drops file in System32 directory

    • Executes a VBScript file via the Windows Script Host.

      execution

    • Sets desktop wallpaper using registry

      ransomware
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

4
T1059

PowerShell

1
T1059.001

Visual Basic

1
T1059.005

Windows Command Shell

1
T1059.003

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

System Services

2
T1569

Service Execution

2
T1569.002

Windows Management Instrumentation

1
T1047

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Create or Modify System Process

4
T1543

Windows Service

4
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

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

Create or Modify System Process

4
T1543

Windows Service

4
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Direct Volume Access

1
T1006

Impair Defenses

3
T1562

Disable or Modify System Firewall

1
T1562.004

Disable or Modify Tools

1
T1562.001

Indicator Removal

2
T1070

File Deletion

2
T1070.004

Modify Registry

3
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

Process Discovery

1
T1057

Query Registry

3
T1012

System Information Discovery

5
T1082

System Network Configuration Discovery

1
T1016

System Owner/User Discovery

1
T1033

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Defacement

1
T1491

Inhibit System Recovery

2
T1490

Service Stop

2
T1489

Tasks