Overview

overview

10

Static

static

10

dbf3c895cc...df.exe

windows7-x64

10

dbf3c895cc...df.exe

windows10-2004-x64

10

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General

  • Target

    dbf3c895ccf582cebb91ae517d14e2c7fb26ab802c3ad8dd56540523a65027df

  • Size

    1.3MB

  • Sample

    241221-v3mrasvjaw

  • MD5

    5e9d043c0d9a729521d79a1d828f9235

  • SHA1

    2f904edb165b80e5813af3440a3e608213d8397c

  • SHA256

    dbf3c895ccf582cebb91ae517d14e2c7fb26ab802c3ad8dd56540523a65027df

  • SHA512

    c3522823e0f3ad55e1a18058c1a58b655c14f96788cd3a9de469744e60ae4d9fc912132e0d8d592ee71871807bc3104b5ba8eb273aa6e21ba063fe6a8fedfddd

  • SSDEEP

    24576:U2G/nvxW3Ww0t6TnzGmVBDh4+aknuRRZJND0gFJ4rD/IjC:UbA30GnzV/q+DnsXg

Score
10/10
dcratdiscoveryexecutioninfostealerrat

Malware Config

Targets

    • Target

      dbf3c895ccf582cebb91ae517d14e2c7fb26ab802c3ad8dd56540523a65027df

    • Size

      1.3MB

    • MD5

      5e9d043c0d9a729521d79a1d828f9235

    • SHA1

      2f904edb165b80e5813af3440a3e608213d8397c

    • SHA256

      dbf3c895ccf582cebb91ae517d14e2c7fb26ab802c3ad8dd56540523a65027df

    • SHA512

      c3522823e0f3ad55e1a18058c1a58b655c14f96788cd3a9de469744e60ae4d9fc912132e0d8d592ee71871807bc3104b5ba8eb273aa6e21ba063fe6a8fedfddd

    • SSDEEP

      24576:U2G/nvxW3Ww0t6TnzGmVBDh4+aknuRRZJND0gFJ4rD/IjC:UbA30GnzV/q+DnsXg

    Score
    10/10
    dcratdiscoveryexecutioninfostealerrat

    • DcRat

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

      ratinfostealerdcrat

    • Dcrat family

      dcrat

    • 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

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      execution

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Legitimate hosting services abused for malware hosting/C2

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks