Overview

overview

10

Static

static

10

eba55f2c36...eN.exe

windows7-x64

10

eba55f2c36...eN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    eba55f2c36d3cea42da3a04b815fcd59469bd8ec58acf4b5a660c8c972161eeeN.exe

  • Size

    682KB

  • Sample

    241210-jk1dwsyrct

  • MD5

    d2cc9996ea7c592421955075590e3c90

  • SHA1

    ada5a6d86cf1e2465c4ea578733a7ccd68881f1a

  • SHA256

    eba55f2c36d3cea42da3a04b815fcd59469bd8ec58acf4b5a660c8c972161eee

  • SHA512

    600a1f55756460832c5ebac60c88d55a2f256e41f797ac6f7e265f30ca1c03b7dc98b9567ef5c9bf9fd275af6f1a4af2b43fe084430f5875ab97faed6921fe9a

  • SSDEEP

    12288:hqnO3mwJNoGFAgHCRvp1i/fjqJRYFInDrX/xTU3JgXDV6blx1wgtra7B:h+O3mwJnCRvEMxnDVSwgY

Score
10/10
dcratevasioninfostealerpersistencerattrojan

Malware Config

Targets

    • Target

      eba55f2c36d3cea42da3a04b815fcd59469bd8ec58acf4b5a660c8c972161eeeN.exe

    • Size

      682KB

    • MD5

      d2cc9996ea7c592421955075590e3c90

    • SHA1

      ada5a6d86cf1e2465c4ea578733a7ccd68881f1a

    • SHA256

      eba55f2c36d3cea42da3a04b815fcd59469bd8ec58acf4b5a660c8c972161eee

    • SHA512

      600a1f55756460832c5ebac60c88d55a2f256e41f797ac6f7e265f30ca1c03b7dc98b9567ef5c9bf9fd275af6f1a4af2b43fe084430f5875ab97faed6921fe9a

    • SSDEEP

      12288:hqnO3mwJNoGFAgHCRvp1i/fjqJRYFInDrX/xTU3JgXDV6blx1wgtra7B:h+O3mwJnCRvEMxnDVSwgY

    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

    • Checks computer location settings

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

    • 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

2
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks