Overview

overview

10

Static

static

10

6aaabd8de9...4N.exe

windows7-x64

10

6aaabd8de9...4N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    6aaabd8de9a999763538f5a5a623dcef9f15d8e714309a16f236c23921f2cf34N.exe

  • Size

    1.8MB

  • Sample

    241202-h1mmaszqar

  • MD5

    e161f5c294ac3464de6f84a53a506700

  • SHA1

    9c9b1f8f6c060e7e0ce67292e9ec249ec265aea7

  • SHA256

    6aaabd8de9a999763538f5a5a623dcef9f15d8e714309a16f236c23921f2cf34

  • SHA512

    e5ec70fea9bf4bc5e0e858eaea1f31259300193edfe48b963e2179d01bcbc1e50d6bccf25a35acd4b0fefaea1ba4ee6c429fa76ae02426c73d4fd69f0585268e

  • SSDEEP

    49152:5WqKKPZ1snfJ+rqDPuQDLME5MT4rDQNpfh:jKKZ1sRD2Q3N5MT4r

Score
10/10
dcratdiscoveryevasionexecutioninfostealerratspywarestealertrojan

Malware Config

Targets

    • Target

      6aaabd8de9a999763538f5a5a623dcef9f15d8e714309a16f236c23921f2cf34N.exe

    • Size

      1.8MB

    • MD5

      e161f5c294ac3464de6f84a53a506700

    • SHA1

      9c9b1f8f6c060e7e0ce67292e9ec249ec265aea7

    • SHA256

      6aaabd8de9a999763538f5a5a623dcef9f15d8e714309a16f236c23921f2cf34

    • SHA512

      e5ec70fea9bf4bc5e0e858eaea1f31259300193edfe48b963e2179d01bcbc1e50d6bccf25a35acd4b0fefaea1ba4ee6c429fa76ae02426c73d4fd69f0585268e

    • SSDEEP

      49152:5WqKKPZ1snfJ+rqDPuQDLME5MT4rDQNpfh:jKKZ1sRD2Q3N5MT4r

    Score
    10/10
    dcratdiscoveryevasionexecutioninfostealerratspywarestealertrojan

    • 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.

    • UAC bypass

      evasiontrojan

    • DCRat payload

      Detects payload of DCRat, commonly dropped by NSIS installers.

      rat

    • 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

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Checks whether UAC is enabled

      evasiontrojan
    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

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

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

3
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

Browser Information Discovery

1
T1217

Query Registry

4
T1012

System Information Discovery

4
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Tasks