Overview

overview

10

Static

static

3

518d45fbe5...10.exe

windows7-x64

10

518d45fbe5...10.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    518d45fbe54aa405bf607284aca5e8c82e77d71d0af7ded560085fc4cd955e10

  • Size

    1.9MB

  • Sample

    241208-w7y6kawpen

  • MD5

    0765641fdc0927089f66a0414361e75f

  • SHA1

    b85dde760319d8acf68d19311841ad545a1964ea

  • SHA256

    518d45fbe54aa405bf607284aca5e8c82e77d71d0af7ded560085fc4cd955e10

  • SHA512

    ec58a57003b5ac73588619e4c4e894fbf654deded88757483949cc07391a09fa55c1c34c989a18c541c37661a927b90213e7955892f0d9880ca6f44067234b38

  • SSDEEP

    49152:OB8cGLS7ffV/Vzxxlz58rJvfDddD5oLiVysr:QULwfZptzKFHD5ovsr

Score
10/10
dcratdiscoveryexecutioninfostealerratspywarestealer

Malware Config

Targets

    • Target

      518d45fbe54aa405bf607284aca5e8c82e77d71d0af7ded560085fc4cd955e10

    • Size

      1.9MB

    • MD5

      0765641fdc0927089f66a0414361e75f

    • SHA1

      b85dde760319d8acf68d19311841ad545a1964ea

    • SHA256

      518d45fbe54aa405bf607284aca5e8c82e77d71d0af7ded560085fc4cd955e10

    • SHA512

      ec58a57003b5ac73588619e4c4e894fbf654deded88757483949cc07391a09fa55c1c34c989a18c541c37661a927b90213e7955892f0d9880ca6f44067234b38

    • SSDEEP

      49152:OB8cGLS7ffV/Vzxxlz58rJvfDddD5oLiVysr:QULwfZptzKFHD5ovsr

    Score
    10/10
    dcratdiscoveryexecutioninfostealerratspywarestealer

    • DcRat

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

      ratinfostealerdcrat

    • Dcrat family

      dcrat

    • Process spawned unexpected child process

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

    • 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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

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

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Modify Registry

1
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

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