Overview

overview

10

Static

static

10

3b79471f27...99.exe

windows7-x64

10

3b79471f27...99.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    3b79471f27a94bec8b1f2d203691700f2ecf92cb295abc500b5bce7e49714599.exe

  • Size

    828KB

  • Sample

    240522-zxmlkagg49

  • MD5

    22f0ee640dc3afa425a67edeadfd8a00

  • SHA1

    e88fd97e116108a4b765971cdddd7890bab0bbf0

  • SHA256

    3b79471f27a94bec8b1f2d203691700f2ecf92cb295abc500b5bce7e49714599

  • SHA512

    db92030c1b38d57173aefa11e26a0d9a973097f496557da1a3f3303097901e344f56bc1c579cf7090ee0b07c168d54c31c45e83ad8f1e5edf595dcae50d86cdc

  • SSDEEP

    12288:u7sJ0qn14m01koie9G0OmMr2LQO1IL2wBRZ5rUOX/TJAAeZdV:r0O4mBmaiR1I93n/TWA6V

Score
10/10
dcratinfostealerrat

Malware Config

Targets

    • Target

      3b79471f27a94bec8b1f2d203691700f2ecf92cb295abc500b5bce7e49714599.exe

    • Size

      828KB

    • MD5

      22f0ee640dc3afa425a67edeadfd8a00

    • SHA1

      e88fd97e116108a4b765971cdddd7890bab0bbf0

    • SHA256

      3b79471f27a94bec8b1f2d203691700f2ecf92cb295abc500b5bce7e49714599

    • SHA512

      db92030c1b38d57173aefa11e26a0d9a973097f496557da1a3f3303097901e344f56bc1c579cf7090ee0b07c168d54c31c45e83ad8f1e5edf595dcae50d86cdc

    • SSDEEP

      12288:u7sJ0qn14m01koie9G0OmMr2LQO1IL2wBRZ5rUOX/TJAAeZdV:r0O4mBmaiR1I93n/TWA6V

    Score
    10/10
    dcratinfostealerrat

    • 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

    • Checks computer location settings

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

    • Executes dropped EXE

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Defense Evasion

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks