Overview

overview

10

Static

static

10

9c8937d1ff...9c.exe

windows7-x64

10

9c8937d1ff...9c.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    9c8937d1ffc2a8ce23cbaddaa9e8b046d1460fc684d05b609fec3514ab14c39c.exe

  • Size

    3.0MB

  • Sample

    240723-dhxbkavank

  • MD5

    3def0ae25d7785e4155d73639281c783

  • SHA1

    83e0bd5e952c0d8501f0bae856ad057d2d66f933

  • SHA256

    9c8937d1ffc2a8ce23cbaddaa9e8b046d1460fc684d05b609fec3514ab14c39c

  • SHA512

    beac32faa42d72af9eb64977c2ed8aa30ec0d78a3319a758378a6c407a951919a9539b22b2595f91953b25109bd185e33798c09590c9fbbfee7618771ad1edf4

  • SSDEEP

    49152:Mj0QvSoTm+SLllhsAKVSPwAk6roAIJiUhykd8zKflQ5TpweOBw7bMoc52Sf0:MpacpSLllnKsPfxro1hh9ApQ+br0nf0

Score
10/10
dcratevasioninfostealerratspywarestealertrojan

Malware Config

Targets

    • Target

      9c8937d1ffc2a8ce23cbaddaa9e8b046d1460fc684d05b609fec3514ab14c39c.exe

    • Size

      3.0MB

    • MD5

      3def0ae25d7785e4155d73639281c783

    • SHA1

      83e0bd5e952c0d8501f0bae856ad057d2d66f933

    • SHA256

      9c8937d1ffc2a8ce23cbaddaa9e8b046d1460fc684d05b609fec3514ab14c39c

    • SHA512

      beac32faa42d72af9eb64977c2ed8aa30ec0d78a3319a758378a6c407a951919a9539b22b2595f91953b25109bd185e33798c09590c9fbbfee7618771ad1edf4

    • SSDEEP

      49152:Mj0QvSoTm+SLllhsAKVSPwAk6roAIJiUhykd8zKflQ5TpweOBw7bMoc52Sf0:MpacpSLllnKsPfxro1hh9ApQ+br0nf0

    Score
    10/10
    dcratevasioninfostealerratspywarestealertrojan

    • 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

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Checks whether UAC is enabled

      evasiontrojan

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

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

3
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Tasks