Overview

overview

10

Static

static

3

c51e336ccc...8a.exe

windows7-x64

10

c51e336ccc...8a.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    c51e336ccce286f7dc77f757453b758a.exe

  • Size

    3.2MB

  • Sample

    250208-l4n63sykaw

  • MD5

    c51e336ccce286f7dc77f757453b758a

  • SHA1

    7f417599de5435e88a6088e4ce3cf427ec4f7114

  • SHA256

    87b0a9e1d76ecaff218f701b021e0e068d230afb10173f52d292906937cd61d3

  • SHA512

    97d8668b383f88422286bccb4440abafa7881b00c2a7dc801e50af9a125b362b918a37b3ac481c1b95c72987bf6a017c649319c336cc4a0fc9f8f44a1efa976d

  • SSDEEP

    24576:nr3wZURPUxmbXPKbzZzKglPxkDX8UUz8AYdps+c5m9+ATIir683R+bNwoDlVF:nEZFmb4gglZWrzs+cIw2683sbuoD

Score
10/10
dcratdiscoveryexecutioninfostealerratspywarestealer

Malware Config

Targets

    • Target

      c51e336ccce286f7dc77f757453b758a.exe

    • Size

      3.2MB

    • MD5

      c51e336ccce286f7dc77f757453b758a

    • SHA1

      7f417599de5435e88a6088e4ce3cf427ec4f7114

    • SHA256

      87b0a9e1d76ecaff218f701b021e0e068d230afb10173f52d292906937cd61d3

    • SHA512

      97d8668b383f88422286bccb4440abafa7881b00c2a7dc801e50af9a125b362b918a37b3ac481c1b95c72987bf6a017c649319c336cc4a0fc9f8f44a1efa976d

    • SSDEEP

      24576:nr3wZURPUxmbXPKbzZzKglPxkDX8UUz8AYdps+c5m9+ATIir683R+bNwoDlVF:nEZFmb4gglZWrzs+cIw2683sbuoD

    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

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Reads user/profile data of web browsers

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

      spywarestealer
    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

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

Browser Information Discovery

1
T1217

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