Overview

overview

10

Static

static

10

7bdc4a94cc...cb.exe

windows7-x64

10

7bdc4a94cc...cb.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    7bdc4a94cc023cd96272ecd3d7294d01b121fce48c0a80725368c95df1a14dcb.exe

  • Size

    783KB

  • Sample

    241219-jattcsvlh1

  • MD5

    a01ba8b94da113abb830119dad3cfc17

  • SHA1

    4ccd1d3ce62f864071afdc842f9f9e4b2a4ee0a7

  • SHA256

    7bdc4a94cc023cd96272ecd3d7294d01b121fce48c0a80725368c95df1a14dcb

  • SHA512

    35a7f30941ead4d6de05bf59193624c287ab97dc24607fb229621bbc0a3aac4102ef94dac84c2b3a088276001430c14d925e085ca788657fb81967ed7b67fe3d

  • SSDEEP

    12288:GqnOYxdAgpoNeF91rg5iFdr0yQ9gYx+EIpakCYJRU7Q9bWoFzqK4:G+OQbpbgsFdAyQvzSqaq8qB

Score
10/10
dcratevasioninfostealerpersistencerattrojan

Malware Config

Targets

    • Target

      7bdc4a94cc023cd96272ecd3d7294d01b121fce48c0a80725368c95df1a14dcb.exe

    • Size

      783KB

    • MD5

      a01ba8b94da113abb830119dad3cfc17

    • SHA1

      4ccd1d3ce62f864071afdc842f9f9e4b2a4ee0a7

    • SHA256

      7bdc4a94cc023cd96272ecd3d7294d01b121fce48c0a80725368c95df1a14dcb

    • SHA512

      35a7f30941ead4d6de05bf59193624c287ab97dc24607fb229621bbc0a3aac4102ef94dac84c2b3a088276001430c14d925e085ca788657fb81967ed7b67fe3d

    • SSDEEP

      12288:GqnOYxdAgpoNeF91rg5iFdr0yQ9gYx+EIpakCYJRU7Q9bWoFzqK4:G+OQbpbgsFdAyQvzSqaq8qB

    Score
    10/10
    dcratevasioninfostealerpersistencerattrojan

    • 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

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • Checks whether UAC is enabled

      evasiontrojan

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

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

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

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

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks