General

  • Target

    e7bbdca410d3640d2e35f043e272fdbcc877e46e0bc191debab004cebbc811ad

  • Size

    1.3MB

  • Sample

    241221-waafyavnaj

  • MD5

    f1804de6b3fbef0c6b8b41c32789639b

  • SHA1

    198d815c5e4b1b829050a27a29cfc1b9a4bf579d

  • SHA256

    e7bbdca410d3640d2e35f043e272fdbcc877e46e0bc191debab004cebbc811ad

  • SHA512

    ee038e678deefc443801076212f1e8a88dc07d5ed3bfeeb6d78f5862d243c6cfa6fa6861647b1ce6e1324c995c710012c895b31fd13f9a0099cfb0148f17d7f1

  • SSDEEP

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

Malware Config

Targets

    • Target

      e7bbdca410d3640d2e35f043e272fdbcc877e46e0bc191debab004cebbc811ad

    • Size

      1.3MB

    • MD5

      f1804de6b3fbef0c6b8b41c32789639b

    • SHA1

      198d815c5e4b1b829050a27a29cfc1b9a4bf579d

    • SHA256

      e7bbdca410d3640d2e35f043e272fdbcc877e46e0bc191debab004cebbc811ad

    • SHA512

      ee038e678deefc443801076212f1e8a88dc07d5ed3bfeeb6d78f5862d243c6cfa6fa6861647b1ce6e1324c995c710012c895b31fd13f9a0099cfb0148f17d7f1

    • SSDEEP

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

    • DcRat

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

    • Dcrat family

    • 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.

    • Command and Scripting Interpreter: PowerShell

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

    • 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

MITRE ATT&CK Enterprise v15

Tasks