General

  • Target

    NerestPC_changer.exe

  • Size

    1.5MB

  • Sample

    240711-z1xkyawgpe

  • MD5

    6fa1984a1f59a16715f190c915071ef9

  • SHA1

    5eb59948a447d0a041537bdf8f2fa0c8b11e6626

  • SHA256

    0573c4795196fe4987aba8479181314a8f8192eebaa3538504bae96a381b24e8

  • SHA512

    434ed9da5f40172a59c502a337a9c8f5142c137086a95385e3906d986601f4e3cbc9105d86e16452d942de8da0c6a7cc52caa596e59d69ffd0cf26cb3d1619b5

  • SSDEEP

    24576:U2G/nvxW3Ww0tTR75dc1uO2GWqwKI4b2Y3BWDEDNBvEbicMTc:UbA30TR74y24Y3BW6f7cn

Malware Config

Targets

    • Target

      NerestPC_changer.exe

    • Size

      1.5MB

    • MD5

      6fa1984a1f59a16715f190c915071ef9

    • SHA1

      5eb59948a447d0a041537bdf8f2fa0c8b11e6626

    • SHA256

      0573c4795196fe4987aba8479181314a8f8192eebaa3538504bae96a381b24e8

    • SHA512

      434ed9da5f40172a59c502a337a9c8f5142c137086a95385e3906d986601f4e3cbc9105d86e16452d942de8da0c6a7cc52caa596e59d69ffd0cf26cb3d1619b5

    • SSDEEP

      24576:U2G/nvxW3Ww0tTR75dc1uO2GWqwKI4b2Y3BWDEDNBvEbicMTc:UbA30TR74y24Y3BW6f7cn

    • 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.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

MITRE ATT&CK Enterprise v15

Tasks