Overview

overview

10

Static

static

3

WindowsUpd...nt.exe

windows10-2004-x64

10

WindowsUpd...nt.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    WindowsUpdateAssistant.exe
  • Size 14.4MB
  • Sample260721-graqpshw2y
  • SHA256 5c71d7e640075a12c4990facff896720f344685adc8591975cdbe73a2617ca09
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
adwaredefense_evasiondiscoveryevasionexecutionpersistencepyinstallerspywaretrojan

Malware Config

Targets

    • Target
      WindowsUpdateAssistant.exe
    • Size 14.4MB
    • SHA256 5c71d7e640075a12c4990facff896720f344685adc8591975cdbe73a2617ca09
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    adwaredefense_evasiondiscoveryevasionexecutionpersistencespywaretrojan

    • Modifies Windows Defender DisableAntiSpyware settings

      evasiontrojan

    • Modifies Windows Defender Real-time Protection settings

      defense_evasiontrojan

    • Drops startup file

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Executes a VBScript file via the Windows Script Host.

      execution
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

2
T1059

Visual Basic

1
T1059.005

Windows Command Shell

1
T1059.003

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Impair Defenses

2
T1562

Disable or Modify Tools

2
T1562.001

Modify Registry

4
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks