Overview

overview

10

Static

static

10

2026-10-02...ar.exe

windows10-2004-x64

9

2026-10-02...ar.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    2026-10-02_fd86c0cb3ac465093e1d0a9685b3afe6_cobalt-strike_dcrat_elex_glassworm_icedid_njrat_vidar
  • Size 499KB
  • Sample261002-1gb1katdph
  • SHA256 50bb2f7a4178a0d9a7e31e9e37769dfddaf135319af3c9a5f117ee2490160e0d
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
bootkitdefense_evasionexecutionpersistenceprivilege_escalation

Malware Config

Targets

    • Target
      2026-10-02_fd86c0cb3ac465093e1d0a9685b3afe6_cobalt-strike_dcrat_elex_glassworm_icedid_njrat_vidar
    • Size 499KB
    • SHA256 50bb2f7a4178a0d9a7e31e9e37769dfddaf135319af3c9a5f117ee2490160e0d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    bootkitdefense_evasionexecutionpersistenceprivilege_escalation

    • Suspicious use of NtCreateProcessExOtherParentProcess

      defense_evasionprivilege_escalation

    • Suspicious use of NtCreateUserProcessOtherParentProcess

      defense_evasionprivilege_escalation

    • Detects executables packed with unregistered version of .NET Reactor

    • Modifies Windows Firewall

      defense_evasion

    • Sets service image path in registry

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

      persistence

    • .NET Reactor proctector

      Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Indicator Removal: Clear Windows Event Logs

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

      defense_evasion

    • Enumerates connected drives

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

    • 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

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

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

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Access Token Manipulation

2
T1134

Parent PID Spoofing

2
T1134.004

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

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Process Injection

1
T1055

Process Hollowing

1
T1055.012

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Access Token Manipulation

2
T1134

Parent PID Spoofing

2
T1134.004

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Indicator Removal

1
T1070

Clear Windows Event Logs

1
T1070.001

Modify Registry

1
T1112

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Process Injection

1
T1055

Process Hollowing

1
T1055.012

Credential Access

Discovery

Peripheral Device Discovery

2
T1120

Query Registry

7
T1012

System Information Discovery

7
T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks