General

  • Target

    d29756c5cc7fb6cd0d5031e050385cacfa6b6affdcd47819d0ec8b4907f629e2

  • Size

    1.3MB

  • Sample

    221101-3far8agfan

  • MD5

    05945c0302faef12f29cfa194bd23aaa

  • SHA1

    b055811b4cf516c3925b2fcb042570fc30e0ea22

  • SHA256

    d29756c5cc7fb6cd0d5031e050385cacfa6b6affdcd47819d0ec8b4907f629e2

  • SHA512

    2e611ff3111c855358d33ad30275d193222b7c6ebc555ab5075a26abef8bf7fbaeb1e1384a5e3b4ce74004d0392fd23271cce166563531631ed41536a702a25c

  • SSDEEP

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

Malware Config

Targets

    • Target

      d29756c5cc7fb6cd0d5031e050385cacfa6b6affdcd47819d0ec8b4907f629e2

    • Size

      1.3MB

    • MD5

      05945c0302faef12f29cfa194bd23aaa

    • SHA1

      b055811b4cf516c3925b2fcb042570fc30e0ea22

    • SHA256

      d29756c5cc7fb6cd0d5031e050385cacfa6b6affdcd47819d0ec8b4907f629e2

    • SHA512

      2e611ff3111c855358d33ad30275d193222b7c6ebc555ab5075a26abef8bf7fbaeb1e1384a5e3b4ce74004d0392fd23271cce166563531631ed41536a702a25c

    • 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.

    • Modifies WinLogon for 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.

    • Executes dropped EXE

    • Checks computer location settings

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

    • Legitimate hosting services abused for malware hosting/C2

MITRE ATT&CK Enterprise v6

Tasks