Overview

overview

10

Static

static

10

23E67C1D86...29.exe

windows7-x64

10

23E67C1D86...29.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    23E67C1D86130177DD66DE26BCF6DA711F4D0B7C7BE29.exe

  • Size

    2.7MB

  • Sample

    230607-kywtashc85

  • MD5

    d35b5bab08ed6803970d14f007dc8ee3

  • SHA1

    b9613baaf96d486ed66de01a20d5f5c033909009

  • SHA256

    23e67c1d86130177dd66de26bcf6da711f4d0b7c7be298b891f6ed78aaa92f6d

  • SHA512

    6c5bf98751d014991d334b808c544dcdc73f02ba207b69ec524f2b2bcdc72c24d5b2b25100d56001e03b38c4977f4d16621fc0ea78ca899f67d92deeb6e7027f

  • SSDEEP

    49152:vveqMsE56Ff0uutJufj+B5PcX/OtnDTtFjnbHIJZrZBBx5QfU:vv8aFDklB5PcX/mdF7bHIJZr3Bx5M

Score
10/10
dcratevasioninfostealerrattrojan

Malware Config

Targets

    • Target

      23E67C1D86130177DD66DE26BCF6DA711F4D0B7C7BE29.exe

    • Size

      2.7MB

    • MD5

      d35b5bab08ed6803970d14f007dc8ee3

    • SHA1

      b9613baaf96d486ed66de01a20d5f5c033909009

    • SHA256

      23e67c1d86130177dd66de26bcf6da711f4d0b7c7be298b891f6ed78aaa92f6d

    • SHA512

      6c5bf98751d014991d334b808c544dcdc73f02ba207b69ec524f2b2bcdc72c24d5b2b25100d56001e03b38c4977f4d16621fc0ea78ca899f67d92deeb6e7027f

    • SSDEEP

      49152:vveqMsE56Ff0uutJufj+B5PcX/OtnDTtFjnbHIJZrZBBx5QfU:vv8aFDklB5PcX/mdF7bHIJZr3Bx5M

    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

    • 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 v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Bypass User Account Control

1
T1088

Scheduled Task

1
T1053

Defense Evasion

Bypass User Account Control

1
T1088

Disabling Security Tools

1
T1089

Modify Registry

3
T1112

Install Root Certificate

1
T1130

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks