Overview

overview

10

Static

static

1d439ec54e...1b.exe

windows7-x64

10

1d439ec54e...1b.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    1d439ec54ed1429fac4862177dabb8281a6ff601cd74d6068a0ecee37ffc521b

  • Size

    568KB

  • Sample

    230129-yc3llscf3s

  • MD5

    964c865ff8000d828844c15a893b6a01

  • SHA1

    f515cc005445d2090319a8345154bcf59f3824a1

  • SHA256

    1d439ec54ed1429fac4862177dabb8281a6ff601cd74d6068a0ecee37ffc521b

  • SHA512

    230b0924c9fcdf67d03ce8b229d042286a2c99117f472691c3b7691bc34d4519825346ae1a279ea498c728c66e8240e4c4f20bceed40028036468ae1a926f66c

  • SSDEEP

    12288:9Qnk3GDYKGcbloTn85eZV8D5ubjObv+hq6arF+6dS:HAOcZEnOeZ+k++q6arFTQ

Score
10/10
dcratevasioninfostealerpersistencerat

Malware Config

Targets

    • Target

      1d439ec54ed1429fac4862177dabb8281a6ff601cd74d6068a0ecee37ffc521b

    • Size

      568KB

    • MD5

      964c865ff8000d828844c15a893b6a01

    • SHA1

      f515cc005445d2090319a8345154bcf59f3824a1

    • SHA256

      1d439ec54ed1429fac4862177dabb8281a6ff601cd74d6068a0ecee37ffc521b

    • SHA512

      230b0924c9fcdf67d03ce8b229d042286a2c99117f472691c3b7691bc34d4519825346ae1a279ea498c728c66e8240e4c4f20bceed40028036468ae1a926f66c

    • SSDEEP

      12288:9Qnk3GDYKGcbloTn85eZV8D5ubjObv+hq6arF+6dS:HAOcZEnOeZ+k++q6arFTQ

    Score
    10/10
    dcratevasioninfostealerratpersistence

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

      ratinfostealerdcrat

    • DCRat payload

      Detects payload of DCRat, commonly dropped by NSIS installers.

      rat

    • Disables Task Manager via registry modification

      evasion

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks