Overview

overview

10

Static

static

10

HEUR-Troja...6f.exe

windows7-x64

10

HEUR-Troja...6f.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    HEUR-Trojan-Spy.MSIL.Stealer.gen-6aedcdfc3f6f.exe

  • Size

    1.4MB

  • Sample

    230202-nz5z5sga64

  • MD5

    dd32729dcf73c31a478099c25da5789c

  • SHA1

    dad05d17829936c6136d16962c38d2981e56bb21

  • SHA256

    6aedcdfc3f6fdc1ca86554a6ba351d9dbccec6c0ab5a0aec82ef583a4e690f0e

  • SHA512

    fcf113386c292d03c39071587907f0700936d0ac060c8b96f1ce71683b5e78b1c4b730fdc79b35bb1fe097010844e237034a4184e32fc0b4566ef2f31d382fc0

  • SSDEEP

    24576:U2G/nvxW3Ww0tdGyavpdrgnar7l2odPdcsZHpa+AGO05d2GqXW+lWR++40:UbA30alr7tcsZHpaVwulmJ

Score
10/10
dcratinfostealerpersistencerat

Malware Config

Targets

    • Target

      HEUR-Trojan-Spy.MSIL.Stealer.gen-6aedcdfc3f6f.exe

    • Size

      1.4MB

    • MD5

      dd32729dcf73c31a478099c25da5789c

    • SHA1

      dad05d17829936c6136d16962c38d2981e56bb21

    • SHA256

      6aedcdfc3f6fdc1ca86554a6ba351d9dbccec6c0ab5a0aec82ef583a4e690f0e

    • SHA512

      fcf113386c292d03c39071587907f0700936d0ac060c8b96f1ce71683b5e78b1c4b730fdc79b35bb1fe097010844e237034a4184e32fc0b4566ef2f31d382fc0

    • SSDEEP

      24576:U2G/nvxW3Ww0tdGyavpdrgnar7l2odPdcsZHpa+AGO05d2GqXW+lWR++40:UbA30alr7tcsZHpaVwulmJ

    Score
    10/10
    dcratinfostealerpersistencerat

    • DcRat

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

      ratinfostealerdcrat

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • DCRat payload

      Detects payload of DCRat, commonly dropped by NSIS installers.

      rat

    • 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

    • Drops file in System32 directory

    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

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks