Overview

overview

10

Static

static

3

Echo test.exe

windows10-2004-x64

Resubmissions

13-01-2025 13:56

250113-q81swswqcp 10

13-01-2025 13:53

250113-q64rrswpgm 10

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General

  • Target

    Echo test.exe

  • Size

    3.8MB

  • Sample

    250113-q81swswqcp

  • MD5

    a6055484fbf56a8cfe6a8ce1ad5fe91c

  • SHA1

    5e159ecd3265c619dcaae0dbdfaa71fa0533c6f6

  • SHA256

    7a2e63f7601af70c3660110cd7d0967d909b2c5ad2ab3bdf834c85d900fe5c94

  • SHA512

    6f0dc67e4c14b34cc000e3ad1886f4586d02bba55f5ae8f7ae46eb7269f9603b9120ffe7053fc2cfd91ee3f2f6eb250a47e6cad53e73cbe9e637cfc6f9f847f7

  • SSDEEP

    98304:yTApDs2KOw0axITDx00qlvqZpXSfU7dFDSfJtMKSGM:Cp2Kf0ZTDx0z88fUdEIKSGM

Score
10/10
dcratbootkitdiscoveryevasioninfostealerpersistencerattrojan

Malware Config

Targets

    • Target

      Echo test.exe

    • Size

      3.8MB

    • MD5

      a6055484fbf56a8cfe6a8ce1ad5fe91c

    • SHA1

      5e159ecd3265c619dcaae0dbdfaa71fa0533c6f6

    • SHA256

      7a2e63f7601af70c3660110cd7d0967d909b2c5ad2ab3bdf834c85d900fe5c94

    • SHA512

      6f0dc67e4c14b34cc000e3ad1886f4586d02bba55f5ae8f7ae46eb7269f9603b9120ffe7053fc2cfd91ee3f2f6eb250a47e6cad53e73cbe9e637cfc6f9f847f7

    • SSDEEP

      98304:yTApDs2KOw0axITDx00qlvqZpXSfU7dFDSfJtMKSGM:Cp2Kf0ZTDx0z88fUdEIKSGM

    Score
    10/10
    dcratbootkitdiscoveryevasioninfostealerpersistencerattrojan

    • DcRat

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

      ratinfostealerdcrat

    • Dcrat family

      dcrat

    • UAC bypass

      evasiontrojan

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

      persistence

    • Disables RegEdit via registry modification

      evasion

    • Disables Task Manager via registry modification

      evasion

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Checks whether UAC is enabled

      evasiontrojan

    • 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
    behavioral1

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Active Setup

1
T1547.014

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Boot or Logon Autostart Execution

1
T1547

Active Setup

1
T1547.014

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

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Credential Access

Discovery

Peripheral Device Discovery

2
T1120

Query Registry

4
T1012

Remote System Discovery

1
T1018

System Information Discovery

5
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

System Network Configuration Discovery

1
T1016

Internet Connection Discovery

1
T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks