Overview

overview

10

Static

static

10

c0380ef386...1f.exe

windows7-x64

10

c0380ef386...1f.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f

  • Size

    783KB

  • Sample

    250209-fkh8tsxmbr

  • MD5

    39a2fdd9e735620442931db84dbc5d80

  • SHA1

    5891b2f85b69d1da5818f71318190201a41b4441

  • SHA256

    c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f

  • SHA512

    c96df05444a24876453208de6ff0601f96781a1862d582e7cbc2ddaad8355a856fd9fae30a3ac95c88beb5c6d1622bb0d0303ee1eabc7092ba684923c73d148b

  • SSDEEP

    12288:GqnOYxdAgpoNeF91rg5iFdr0yQ9gYx+EIpakCYJRU7Q9bWoFzqK:G+OQbpbgsFdAyQvzSqaq8q

Score
10/10
dcratdefense_evasiondiscoveryinfostealerpersistencerattrojan

Malware Config

Targets

    • Target

      c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f

    • Size

      783KB

    • MD5

      39a2fdd9e735620442931db84dbc5d80

    • SHA1

      5891b2f85b69d1da5818f71318190201a41b4441

    • SHA256

      c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f

    • SHA512

      c96df05444a24876453208de6ff0601f96781a1862d582e7cbc2ddaad8355a856fd9fae30a3ac95c88beb5c6d1622bb0d0303ee1eabc7092ba684923c73d148b

    • SSDEEP

      12288:GqnOYxdAgpoNeF91rg5iFdr0yQ9gYx+EIpakCYJRU7Q9bWoFzqK:G+OQbpbgsFdAyQvzSqaq8q

    Score
    10/10
    dcratdefense_evasioninfostealerpersistencerattrojandiscovery

    • 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

      defense_evasiontrojan

    • DCRat payload

      Detects payload of DCRat, commonly dropped by NSIS installers.

      rat

    • Downloads MZ/PE file

    • 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

      defense_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

4
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

3
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

Command and Control

Exfiltration

Impact

Tasks