Overview

overview

9

Static

static

3

2026-07-27...ar.exe

windows10-2004-x64

9

2026-07-27...ar.exe

windows11-ltsc_2024-x64

9

Sharing

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General

  • Target
    2026-07-27_7a92b1cb4abb29dacf00ebec51b522ba_cobalt-strike_icedid_luca-stealer_njrat_satacom_stealc_vidar
  • Size 401KB
  • Sample260727-a5a53atdmf
  • SHA256 68cc5f7e5ca5203bae662330d7b32f039bc480bf8656daf5df741e1f8d7a2ea4
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
bootkitdefense_evasiondiscoveryexecutionexploitpersistence

Malware Config

Targets

    • Target
      2026-07-27_7a92b1cb4abb29dacf00ebec51b522ba_cobalt-strike_icedid_luca-stealer_njrat_satacom_stealc_vidar
    • Size 401KB
    • SHA256 68cc5f7e5ca5203bae662330d7b32f039bc480bf8656daf5df741e1f8d7a2ea4
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    9/10
    bootkitdefense_evasiondiscoveryexecutionexploitpersistence

    • Looks for VirtualBox Guest Additions in registry

      defense_evasion

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      execution

    • Looks for VMWare Tools registry key

      defense_evasion

    • Possible privilege escalation attempt

      exploit

    • Sets service image path in registry

      This determines the executable launched when a service starts. It can be used to establish persistence.

      persistence

    • Executes dropped EXE

    • Indicator Removal: Clear Windows Event Logs

      Clear Windows Event Logs to hide the activity of an intrusion.

      defense_evasion

    • Modifies file permissions

      discovery

    • 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.

    • File and Directory Permissions Modification: Windows File and Directory Permissions Modification

      defense_evasion

    • Looks up external IP address via web service

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

    • 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

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

      bootkitpersistence

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

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

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Power Settings

1
T1653

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

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

1
T1543

Windows Service

1
T1543.003

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

File and Directory Permissions Modification

2
T1222

Windows File and Directory Permissions Modification

1
T1222.001

Indicator Removal

1
T1070

Clear Windows Event Logs

1
T1070.001

Modify Registry

2
T1112

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Virtualization/Sandbox Evasion

2
T1497

Credential Access

Discovery

Peripheral Device Discovery

1
T1120

Query Registry

6
T1012

Remote System Discovery

1
T1018

System Information Discovery

3
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

System Network Configuration Discovery

1
T1016

Internet Connection Discovery

1
T1016.001

System Time Discovery

1
T1124

Virtualization/Sandbox Evasion

2
T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks