Overview

overview

10

Static

static

10

bff0c8f8a2...60.exe

windows7-x64

10

bff0c8f8a2...60.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    bff0c8f8a2a52c5e513e11004bf1216b50437e15bd21e388915a50438ceb5e60

  • Size

    783KB

  • Sample

    250115-jcd6pavqct

  • MD5

    28560c7a4324489a3e885ea4cdd456b4

  • SHA1

    d1cd68c4d65ee23cb7dc39d6e88362c88d3d6fa4

  • SHA256

    bff0c8f8a2a52c5e513e11004bf1216b50437e15bd21e388915a50438ceb5e60

  • SHA512

    fe0cde74e2c8b6187e152c144311c431ec54edf9f5e73d43b18c362a6478c8ee250ab745206d909832f2a697b0d5ff92953149592f93070249eb705a65314b1a

  • SSDEEP

    12288:GqnOYxdAgpoNeF91rg5iFdr0yQ9gYx+EIpakCYJRU7Q9bWoFzqK:G+OQbpbgsFdAyQvzSqaq8q

Score
10/10
dcratevasioninfostealerpersistencerattrojan

Malware Config

Targets

    • Target

      bff0c8f8a2a52c5e513e11004bf1216b50437e15bd21e388915a50438ceb5e60

    • Size

      783KB

    • MD5

      28560c7a4324489a3e885ea4cdd456b4

    • SHA1

      d1cd68c4d65ee23cb7dc39d6e88362c88d3d6fa4

    • SHA256

      bff0c8f8a2a52c5e513e11004bf1216b50437e15bd21e388915a50438ceb5e60

    • SHA512

      fe0cde74e2c8b6187e152c144311c431ec54edf9f5e73d43b18c362a6478c8ee250ab745206d909832f2a697b0d5ff92953149592f93070249eb705a65314b1a

    • SSDEEP

      12288:GqnOYxdAgpoNeF91rg5iFdr0yQ9gYx+EIpakCYJRU7Q9bWoFzqK:G+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