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General

  • Target

    JaffaCakes118_f7b136459241b99f3071a7c57d6dca9476158dc2cb431800eeca40eeb5fc52e0

  • Size

    1.3MB

  • Sample

    241223-rkscaa1rcx

  • MD5

    9c7df870e95d517dfe75ca6164cb8e08

  • SHA1

    54788c79f992c8237748024d5397fa049ae45fd4

  • SHA256

    f7b136459241b99f3071a7c57d6dca9476158dc2cb431800eeca40eeb5fc52e0

  • SHA512

    c50e84ff966397cfdedd07c08dc7ef7ace119a9292905d52537894f481d11d36e3ca9209145f9a95512f6e6e81c1265769ac868ecb8d4b483e3f6c2a68e23a19

  • SSDEEP

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

Malware Config

Targets

    • Target

      JaffaCakes118_f7b136459241b99f3071a7c57d6dca9476158dc2cb431800eeca40eeb5fc52e0

    • Size

      1.3MB

    • MD5

      9c7df870e95d517dfe75ca6164cb8e08

    • SHA1

      54788c79f992c8237748024d5397fa049ae45fd4

    • SHA256

      f7b136459241b99f3071a7c57d6dca9476158dc2cb431800eeca40eeb5fc52e0

    • SHA512

      c50e84ff966397cfdedd07c08dc7ef7ace119a9292905d52537894f481d11d36e3ca9209145f9a95512f6e6e81c1265769ac868ecb8d4b483e3f6c2a68e23a19

    • 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

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks