Overview

overview

10

Static

static

10

e180c0e837...01.exe

windows7-x64

10

e180c0e837...01.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    e180c0e837f49c1e39cd321e137c883c5b98bf95bb8820c725441661afcee801

  • Size

    1.6MB

  • Sample

    230612-3lqqmaeg5y

  • MD5

    ec4a1d1557249b9d8b99d3ccf3338bcf

  • SHA1

    60a1532098e137279184e357ae68a7e6a1816762

  • SHA256

    e180c0e837f49c1e39cd321e137c883c5b98bf95bb8820c725441661afcee801

  • SHA512

    25b072550a2bfddadb731c9422172585b268324887fa73b5e9a63620d31f173182199f7509b9873e177f0b1a0791a41aa23a02d987bb1768e825b43df86d5a69

  • SSDEEP

    24576:U2G/nvxW3Ww0tQpP4SkaznVTtd+2ZeSzSqHuvojwjNUWnufaXBaRjeQGk6c5WIgS:UbA30KwSkknVrjPT2jKWrXByjDcbIgS

Score
10/10
dcratinfostealerpersistencerat

Malware Config

Targets

    • Target

      e180c0e837f49c1e39cd321e137c883c5b98bf95bb8820c725441661afcee801

    • Size

      1.6MB

    • MD5

      ec4a1d1557249b9d8b99d3ccf3338bcf

    • SHA1

      60a1532098e137279184e357ae68a7e6a1816762

    • SHA256

      e180c0e837f49c1e39cd321e137c883c5b98bf95bb8820c725441661afcee801

    • SHA512

      25b072550a2bfddadb731c9422172585b268324887fa73b5e9a63620d31f173182199f7509b9873e177f0b1a0791a41aa23a02d987bb1768e825b43df86d5a69

    • SSDEEP

      24576:U2G/nvxW3Ww0tQpP4SkaznVTtd+2ZeSzSqHuvojwjNUWnufaXBaRjeQGk6c5WIgS:UbA30KwSkknVrjPT2jKWrXByjDcbIgS

    Score
    10/10
    dcratinfostealerpersistencerat

    • DcRat

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

      ratinfostealerdcrat

    • Modifies WinLogon for persistence

      persistence

    • 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

    • 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

Winlogon Helper DLL

1
T1004

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks