Overview

overview

10

Static

static

3

2026-05-11...ee.exe

windows10-2004-x64

10

2026-05-11...ee.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    2026-05-11_2b78b2a6b8d2429c2e298cbe9f20e8f2_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee
  • Size 1.7MB
  • Sample260511-bdhlhact4n
  • SHA256 b38ef3f9cd8368575754482f80eeef6e1d751422c685835b919d33e71d6fd08c
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
dcratdefense_evasiondiscoveryexecutioninfostealerpersistencerattrojan

Malware Config

Targets

    • Target
      2026-05-11_2b78b2a6b8d2429c2e298cbe9f20e8f2_drokbk_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee
    • Size 1.7MB
    • SHA256 b38ef3f9cd8368575754482f80eeef6e1d751422c685835b919d33e71d6fd08c
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defense_evasiondiscoveryexecutiondcratinfostealerpersistencerattrojan

    • Family: DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

      ratinfostealerdcrat

    • Modifies WinLogon for persistence

      persistence

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • UAC bypass

      defense_evasiontrojan

    • Detects executables packed with SmartAssembly

    • Command and Scripting Interpreter: PowerShell

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

      execution

    • Checks computer location settings

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

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • Checks whether UAC is enabled

      defense_evasiontrojan

    • SmartAssembly .NET packer

      Detects SmartAssembly .NET packer.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

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

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

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

Impair Defenses

1
T1562

Disable or Modify Tools

1
T1562.001

Modify Registry

4
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks