General

  • Target

    d55623794bdd7431f6fc71cc01160f1ba7fa2075c0ba5089ae4f55b92151342c.exe

  • Size

    147KB

  • Sample

    241206-vbhm9sxldz

  • MD5

    61d3136be3658491acae074138b0505d

  • SHA1

    b6c6312033e310df775044301840c9b3b8e0e53f

  • SHA256

    d55623794bdd7431f6fc71cc01160f1ba7fa2075c0ba5089ae4f55b92151342c

  • SHA512

    f792581a068d7f0e92ac7106188050c9bde1521d413ef5c96614ffea1ebcabd71a8df8202f46fea4e293e14f09af0141915151d31d58ff64616d6ae9e127f960

  • SSDEEP

    3072:pA/yzn2spnbZdIImXXbxxwBAf0p8xb7AwcGH/K2NxAjhg:pJnMIWFxgAf0GxXAwNyAAg

Malware Config

Extracted

Family

sality

C2

http://89.119.67.154/testo5/

http://kukutrustnet777.info/home.gif

http://kukutrustnet888.info/home.gif

http://kukutrustnet987.info/home.gif

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

Targets

    • Target

      d55623794bdd7431f6fc71cc01160f1ba7fa2075c0ba5089ae4f55b92151342c.exe

    • Size

      147KB

    • MD5

      61d3136be3658491acae074138b0505d

    • SHA1

      b6c6312033e310df775044301840c9b3b8e0e53f

    • SHA256

      d55623794bdd7431f6fc71cc01160f1ba7fa2075c0ba5089ae4f55b92151342c

    • SHA512

      f792581a068d7f0e92ac7106188050c9bde1521d413ef5c96614ffea1ebcabd71a8df8202f46fea4e293e14f09af0141915151d31d58ff64616d6ae9e127f960

    • SSDEEP

      3072:pA/yzn2spnbZdIImXXbxxwBAf0p8xb7AwcGH/K2NxAjhg:pJnMIWFxgAf0GxXAwNyAAg

    • Modifies firewall policy service

    • Modifies visibility of file extensions in Explorer

    • Modifies visiblity of hidden/system files in Explorer

    • Sality

      Sality is backdoor written in C++, first discovered in 2003.

    • Sality family

    • UAC bypass

    • Windows security bypass

    • Disables Task Manager via registry modification

    • Drops file in Drivers directory

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Windows security modification

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Drops desktop.ini file(s)

    • Enumerates connected drives

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

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Drops file in System32 directory

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks