Overview

overview

10

Static

static

3

9035fcba66...9d.exe

windows7-x64

10

9035fcba66...9d.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    9035fcba668617e1471b67b0b5d95ea2582828243ab923dd2c423e667dbd629d

  • Size

    1.9MB

  • Sample

    241209-vc3ptstrew

  • MD5

    f0760ed8625ee03218d3064f83594c03

  • SHA1

    07c653bb3ca05ac4e208f689abc2e0652e8614aa

  • SHA256

    9035fcba668617e1471b67b0b5d95ea2582828243ab923dd2c423e667dbd629d

  • SHA512

    3047e0053a2bf8871f796b3218dd1982adef3b9cffbb90d18cebfda18ad56faef00af34371c7ff9d1c9e84cf92dc220548f801d814625e082e40f4b8fd79746e

  • SSDEEP

    49152:OB8c5eSHkidcRnl0jHWuN2op5tUaqNCAM:QH3k0snDCgNCAM

Score
10/10
dcratdiscoveryexecutioninfostealerratspywarestealer

Malware Config

Targets

    • Target

      9035fcba668617e1471b67b0b5d95ea2582828243ab923dd2c423e667dbd629d

    • Size

      1.9MB

    • MD5

      f0760ed8625ee03218d3064f83594c03

    • SHA1

      07c653bb3ca05ac4e208f689abc2e0652e8614aa

    • SHA256

      9035fcba668617e1471b67b0b5d95ea2582828243ab923dd2c423e667dbd629d

    • SHA512

      3047e0053a2bf8871f796b3218dd1982adef3b9cffbb90d18cebfda18ad56faef00af34371c7ff9d1c9e84cf92dc220548f801d814625e082e40f4b8fd79746e

    • SSDEEP

      49152:OB8c5eSHkidcRnl0jHWuN2op5tUaqNCAM:QH3k0snDCgNCAM

    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

System Information Discovery

2
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