Overview

overview

10

Static

static

10

984ab793fa...31.exe

windows7-x64

10

984ab793fa...31.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    984ab793faaa2379ee819842806aab13c7e1634736b4db55289f48c78731c331

  • Size

    783KB

  • Sample

    250115-fnn89atmer

  • MD5

    2182bd1be840a69475bbc68f9d607072

  • SHA1

    c887cf077e1c295f3bafa10296866be598ac55f1

  • SHA256

    984ab793faaa2379ee819842806aab13c7e1634736b4db55289f48c78731c331

  • SHA512

    33dd27d5fac2a04c715b41e5b3f44df5aadde09d1f15d3a8892f0816f667871be98b1d6930ae513f0ed4095c8050a71db3aa51186b99bb671fd8ad33fc30fcb8

  • SSDEEP

    12288:mqnOYxdAgpoNeF91rg5iFdr0yQ9gYx+EIpakCYJRU7Q9bWoFzqK:m+OQbpbgsFdAyQvzSqaq8q

Score
10/10
dcratevasioninfostealerpersistencerattrojan

Malware Config

Targets

    • Target

      984ab793faaa2379ee819842806aab13c7e1634736b4db55289f48c78731c331

    • Size

      783KB

    • MD5

      2182bd1be840a69475bbc68f9d607072

    • SHA1

      c887cf077e1c295f3bafa10296866be598ac55f1

    • SHA256

      984ab793faaa2379ee819842806aab13c7e1634736b4db55289f48c78731c331

    • SHA512

      33dd27d5fac2a04c715b41e5b3f44df5aadde09d1f15d3a8892f0816f667871be98b1d6930ae513f0ed4095c8050a71db3aa51186b99bb671fd8ad33fc30fcb8

    • SSDEEP

      12288:mqnOYxdAgpoNeF91rg5iFdr0yQ9gYx+EIpakCYJRU7Q9bWoFzqK:m+OQbpbgsFdAyQvzSqaq8q

    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