Overview

overview

10

Static

static

10

96ddb4fa1a...47.exe

windows7-x64

10

96ddb4fa1a...47.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    96ddb4fa1a296cccac8a22faa8773f1343e2ced466b47.exe

  • Size

    2.0MB

  • Sample

    220803-j8z32aabcl

  • MD5

    4f64c5ba875a44be67619fa8342bc777

  • SHA1

    c192a53b53940892febe4bdba9adf9c940988d0f

  • SHA256

    96ddb4fa1a296cccac8a22faa8773f1343e2ced466b478980d64f1af493c103a

  • SHA512

    433086c6e4a26d8b7e58f67176ebb4ff9655fff67d07899911e3e5d49100a2e02d1d41907e0f1bdd2f627bc198a88fe907419755941d3cb31957ca155298daa1

Score
10/10
dcratevasioninfostealerpersistenceratspywarestealer

Malware Config

Targets

    • Target

      96ddb4fa1a296cccac8a22faa8773f1343e2ced466b47.exe

    • Size

      2.0MB

    • MD5

      4f64c5ba875a44be67619fa8342bc777

    • SHA1

      c192a53b53940892febe4bdba9adf9c940988d0f

    • SHA256

      96ddb4fa1a296cccac8a22faa8773f1343e2ced466b478980d64f1af493c103a

    • SHA512

      433086c6e4a26d8b7e58f67176ebb4ff9655fff67d07899911e3e5d49100a2e02d1d41907e0f1bdd2f627bc198a88fe907419755941d3cb31957ca155298daa1

    Score
    10/10
    dcratevasioninfostealerpersistenceratspywarestealer

    • 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.

    • DCRat payload

      Detects payload of DCRat, commonly dropped by NSIS installers.

      rat

    • Disables Task Manager via registry modification

      evasion

    • Executes dropped EXE

    • Checks computer location settings

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

    • 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
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Winlogon Helper DLL

1
T1004

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

3
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Tasks