General

  • Target

    gay.exe

  • Size

    1.1MB

  • Sample

    240306-nnfwwahg4x

  • MD5

    088ef66571d8d08e8e8f56d9464d9a2b

  • SHA1

    bb77ae41dd0cb709f3938f264463aa2aa6943071

  • SHA256

    6230ef10cc3c6ff83a0ee0c5d87273ccae68c0f61883b9a218dc4e0f2b351cd5

  • SHA512

    1cdfd8428c2fcb29205be394c9a55824e7a5407611fd694a52526196852956e824f57e76e332b0c8d984ea8577f0000dfb9d72550344a9ced8c13e8d74938ccc

  • SSDEEP

    24576:U2G/nvxW3Ww0tVOOfWa+tZDfQgZ9E9SXNmgSG:UbA30VOOfUVvJ

Malware Config

Targets

    • Target

      gay.exe

    • Size

      1.1MB

    • MD5

      088ef66571d8d08e8e8f56d9464d9a2b

    • SHA1

      bb77ae41dd0cb709f3938f264463aa2aa6943071

    • SHA256

      6230ef10cc3c6ff83a0ee0c5d87273ccae68c0f61883b9a218dc4e0f2b351cd5

    • SHA512

      1cdfd8428c2fcb29205be394c9a55824e7a5407611fd694a52526196852956e824f57e76e332b0c8d984ea8577f0000dfb9d72550344a9ced8c13e8d74938ccc

    • SSDEEP

      24576:U2G/nvxW3Ww0tVOOfWa+tZDfQgZ9E9SXNmgSG:UbA30VOOfUVvJ

    • DcRat

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

    • 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.

    • Disables Task Manager via registry modification

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

    • Registers COM server for autorun

    • Legitimate hosting services abused for malware hosting/C2

MITRE ATT&CK Enterprise v15

Tasks