Overview

overview

10

Static

static

3

UltimateVirus_AI.exe

windows10-ltsc_2021-x64

10

Sharing

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General

  • Target
    UltimateVirus_AI.exe
  • Size 26.3MB
  • Sample260727-py2f1aszby
  • SHA256 3f934308830b38d134fc408a974dc612f0eca80a38d041e9cef454b684c5afa3
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defense_evasionevasionexecutionimpactpersistencepyinstallerransomwarespywarestealertrojan

Malware Config

Targets

    • Target
      UltimateVirus_AI.exe
    • Size 26.3MB
    • SHA256 3f934308830b38d134fc408a974dc612f0eca80a38d041e9cef454b684c5afa3
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defense_evasionevasionexecutionimpactpersistenceransomwarespywarestealertrojan

    • UAC bypass

      defense_evasiontrojan

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomwaredefense_evasionimpactexecution

    • Modifies boot configuration data using bcdedit

      ransomwareevasion

    • Renames multiple (200) files with added filename extension

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

      ransomware

    • Disables Task Manager via registry modification

      defense_evasion

    • Disables one or more Microsoft Defender components

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

      defense_evasion

    • Loads dropped DLL

    • 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

    • Checks whether UAC is enabled

      defense_evasiontrojan

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

      execution

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Drops file in System32 directory

    behavioral1

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Replication Through Removable Media

1
T1091

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

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Direct Volume Access

1
T1006

Impair Defenses

2
T1562

Disable or Modify Tools

2
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

Peripheral Device Discovery

1
T1120

Query Registry

2
T1012

System Information Discovery

2
T1082

Lateral Movement

Replication Through Removable Media

1
T1091

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Inhibit System Recovery

3
T1490

Tasks