Overview

overview

10

Static

static

3

df448c9263...32.exe

windows7-x64

10

df448c9263...32.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    df448c9263a19f8471ee6d897a339360d610a44b725e6c28f115ff4da7f70e32

  • Size

    2.4MB

  • Sample

    250124-xf6l1asmhy

  • MD5

    62e601a986371d6a6ce17d5a78a0feba

  • SHA1

    24fc031ffd01e114fc3f78e1fc302ce3208b431c

  • SHA256

    df448c9263a19f8471ee6d897a339360d610a44b725e6c28f115ff4da7f70e32

  • SHA512

    19a4ab73a01b017a460844ddd7cd77c99452d78eb0e0e921bde6ee1946d4fa460f436a033232fa711c73971a8614c995e985fb9b17d4dadcf486b7d40ab9d02d

  • SSDEEP

    24576:zTbBv5rUNgz5PNmEetaAO6p1mTYhqIizNJ3wZK+Y/mtO/1uia2wf9GsVcoiJBRsd:tBmG5VivbqP3wZKZ/J/Zwf04k8FiGQ+

Score
10/10
dcratdiscoveryinfostealerpersistenceratspywarestealer

Malware Config

Targets

    • Target

      df448c9263a19f8471ee6d897a339360d610a44b725e6c28f115ff4da7f70e32

    • Size

      2.4MB

    • MD5

      62e601a986371d6a6ce17d5a78a0feba

    • SHA1

      24fc031ffd01e114fc3f78e1fc302ce3208b431c

    • SHA256

      df448c9263a19f8471ee6d897a339360d610a44b725e6c28f115ff4da7f70e32

    • SHA512

      19a4ab73a01b017a460844ddd7cd77c99452d78eb0e0e921bde6ee1946d4fa460f436a033232fa711c73971a8614c995e985fb9b17d4dadcf486b7d40ab9d02d

    • SSDEEP

      24576:zTbBv5rUNgz5PNmEetaAO6p1mTYhqIizNJ3wZK+Y/mtO/1uia2wf9GsVcoiJBRsd:tBmG5VivbqP3wZKZ/J/Zwf04k8FiGQ+

    Score
    10/10
    dcratdiscoveryinfostealerpersistenceratspywarestealer

    • DcRat

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

      ratinfostealerdcrat

    • Dcrat family

      dcrat

    • Modifies WinLogon for persistence

      persistence

    • Process spawned unexpected child process

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

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

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

Modify Registry

2
T1112

Credential Access

Credentials from Password Stores

1
T1555

Credentials from Web Browsers

1
T1555.003

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

2
T1012

Remote System Discovery

1
T1018

System Information Discovery

2
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

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Tasks