General

  • Target

    file.exe

  • Size

    562KB

  • Sample

    231011-qr2nvsab7x

  • MD5

    c00bb4f6743b66f820229cb1e7f366ea

  • SHA1

    e54b697cf11d1478c9647794d1573800faa27109

  • SHA256

    b23c89dc98fb361f80ae25c1d3e22fc9084f85b5c566ccdfa32c2ca0b5990ff9

  • SHA512

    4b0a469a4a93fee2e0bbc92e0aaedba61be80f49bce71cceeb87c18f101306ae10a45d8ae7c776f430c9d716508e81ae0596000c721b25c4923c323fe8a4e0c0

  • SSDEEP

    12288:b8fDjmNbowoN2tXXk6bEBuav0vBgWHfW+Ew+FKcmzaNlfUGv20:b8OdowCKqzwhWvczK+

Malware Config

Targets

    • Target

      file.exe

    • Size

      562KB

    • MD5

      c00bb4f6743b66f820229cb1e7f366ea

    • SHA1

      e54b697cf11d1478c9647794d1573800faa27109

    • SHA256

      b23c89dc98fb361f80ae25c1d3e22fc9084f85b5c566ccdfa32c2ca0b5990ff9

    • SHA512

      4b0a469a4a93fee2e0bbc92e0aaedba61be80f49bce71cceeb87c18f101306ae10a45d8ae7c776f430c9d716508e81ae0596000c721b25c4923c323fe8a4e0c0

    • SSDEEP

      12288:b8fDjmNbowoN2tXXk6bEBuav0vBgWHfW+Ew+FKcmzaNlfUGv20:b8OdowCKqzwhWvczK+

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • UAC bypass

    • Windows security bypass

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Stops running service(s)

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks