Overview

overview

10

Static

static

10

1b51ff621a...7b.exe

windows7-x64

10

1b51ff621a...7b.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    1b51ff621a2b2e38221dae30e1f05cbc5f96e4e9d7f86e3ba24e9f150b0db57b

  • Size

    2.0MB

  • Sample

    240424-x55q1afh4t

  • MD5

    01ebdf507594d9545e4ae78ac93cc891

  • SHA1

    47a1a68b473d9259463ec6db16ed86e4844269d5

  • SHA256

    1b51ff621a2b2e38221dae30e1f05cbc5f96e4e9d7f86e3ba24e9f150b0db57b

  • SHA512

    519bf3d0e0d047107ee51962c74268e1ce229f6136c1228bd9613bc02027ac701d35ad9f73d7c6a0378475d2da3d68cc8bbd255c289e6b36c4bdecb2fbba66db

  • SSDEEP

    49152:fgylO+adjZ+RWMK8Fha66hwJVTxsjbSDDW5d1:fPOxdjrI7txbDW

Score
10/10
dcratevasioninfostealerrattrojan

Malware Config

Targets

    • Target

      1b51ff621a2b2e38221dae30e1f05cbc5f96e4e9d7f86e3ba24e9f150b0db57b

    • Size

      2.0MB

    • MD5

      01ebdf507594d9545e4ae78ac93cc891

    • SHA1

      47a1a68b473d9259463ec6db16ed86e4844269d5

    • SHA256

      1b51ff621a2b2e38221dae30e1f05cbc5f96e4e9d7f86e3ba24e9f150b0db57b

    • SHA512

      519bf3d0e0d047107ee51962c74268e1ce229f6136c1228bd9613bc02027ac701d35ad9f73d7c6a0378475d2da3d68cc8bbd255c289e6b36c4bdecb2fbba66db

    • SSDEEP

      49152:fgylO+adjZ+RWMK8Fha66hwJVTxsjbSDDW5d1:fPOxdjrI7txbDW

    Score
    10/10
    dcratevasioninfostealerrattrojan

    • 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.

    • UAC bypass

      evasiontrojan

    • DCRat payload

      Detects payload of DCRat, commonly dropped by NSIS installers.

      rat

    • Detects executables packed with SmartAssembly

    • Drops file in Drivers directory

    • Checks computer location settings

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

    • Executes dropped EXE

    • Checks whether UAC is enabled

      evasiontrojan
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Scheduled Task/Job

1
T1053

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

2
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks