General

  • Target

    librewolf-123.0-1-windows-x86_64-setup.exe

  • Size

    130.2MB

  • Sample

    240302-3k8j2sah32

  • MD5

    d0c066a8e785ee2a6f469e1e802ffd1b

  • SHA1

    a629bc0407676a057aa2fce33cb87503f37debfb

  • SHA256

    e1db00d0253f655071b0908a246cad6931e189a1fe174f090cfe6643ea2d7845

  • SHA512

    a4a936ec9c4cc218cc16b3402a87a91aba23f942f2e70cbdf4c1014b623202881318647dc2000643068379548f4d120a82bd4c2472ae19d2e8a03c581551402f

  • SSDEEP

    3145728:IOouU1zGD7SxujSf4FlgNATcv1uTZ4IPYhsuexP2H80Q8/:UuU1c7SMwScvQTZSh7I2Hd

Malware Config

Targets

    • Target

      librewolf-123.0-1-windows-x86_64-setup.exe

    • Size

      130.2MB

    • MD5

      d0c066a8e785ee2a6f469e1e802ffd1b

    • SHA1

      a629bc0407676a057aa2fce33cb87503f37debfb

    • SHA256

      e1db00d0253f655071b0908a246cad6931e189a1fe174f090cfe6643ea2d7845

    • SHA512

      a4a936ec9c4cc218cc16b3402a87a91aba23f942f2e70cbdf4c1014b623202881318647dc2000643068379548f4d120a82bd4c2472ae19d2e8a03c581551402f

    • SSDEEP

      3145728:IOouU1zGD7SxujSf4FlgNATcv1uTZ4IPYhsuexP2H80Q8/:UuU1c7SMwScvQTZSh7I2Hd

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Checks whether UAC is enabled

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks