Overview

overview

10

Static

static

1

ULTIMAETWEAKS.bat

windows7-x64

10

ULTIMAETWEAKS.bat

windows10-2004-x64

10

Sharing

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General

  • Target
    ULTIMAETWEAKS.bat
  • Size 319KB
  • Sample241028-mxyydaxdld
  • SHA256 be286385adb016ab09c907d15084a6f8c18847664028b4bbc3fb6611e88779da
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
defense_evasiondiscoveryevasionexecutionexploitpersistenceprivilege_escalationtrojan

Malware Config

Targets

    • Target
      ULTIMAETWEAKS.bat
    • Size 319KB
    • SHA256 be286385adb016ab09c907d15084a6f8c18847664028b4bbc3fb6611e88779da
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    defense_evasiondiscoveryevasionexecutionexploitpersistenceprivilege_escalationtrojan

    • Disables service(s)

      evasionexecution

    • Modifies visibility of file extensions in Explorer

      evasion

    • UAC bypass

      evasiontrojan

    • Disables taskbar notifications via registry modification

      evasion

    • Possible privilege escalation attempt

      exploit

    • Server Software Component: Terminal Services DLL

      persistence

    • Stops running service(s)

      evasionexecution

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

      discovery

    • Modifies system executable filetype association

      persistence

    • Adds Run key to start application

      persistence

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Hijack Execution Flow: Executable Installer File Permissions Weakness

      Possible Turn off User Account Control's privilege elevation for standard users.

      defense_evasionpersistenceprivilege_escalation

    • Power Settings

      powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.

      persistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

System Services

2
T1569

Service Execution

2
T1569.002

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Time Providers

1
T1547.003

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Hijack Execution Flow

1
T1574

Executable Installer File Permissions Weakness

1
T1574.005

Power Settings

1
T1653

Server Software Component

1
T1505

Terminal Services DLL

1
T1505.005

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Time Providers

1
T1547.003

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Hijack Execution Flow

1
T1574

Executable Installer File Permissions Weakness

1
T1574.005

Defense Evasion

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

File and Directory Permissions Modification

1
T1222

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Hijack Execution Flow

1
T1574

Executable Installer File Permissions Weakness

1
T1574.005

Impair Defenses

3
T1562

Disable or Modify Tools

2
T1562.001

Modify Registry

5
T1112

Credential Access

Discovery

Peripheral Device Discovery

2
T1120

Query Registry

3
T1012

System Information Discovery

2
T1082

System Time Discovery

1
T1124

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

2
T1489

Tasks