General

  • Target

    JaffaCakes118_635c96eadf804c9514fa3c4cc93f08ccf658e32d331d7646fd1d2a2a8f80dc09

  • Size

    235KB

  • Sample

    241230-2hw8kasjfq

  • MD5

    84b6df0a9ab6a18d4810ca534b17d7cc

  • SHA1

    cf534454d4527e792dedc6a59aa4c16b2f454c7f

  • SHA256

    635c96eadf804c9514fa3c4cc93f08ccf658e32d331d7646fd1d2a2a8f80dc09

  • SHA512

    570f1e03f358bd26e634eca6539cc12fc0bad75b15448f256d16c4b55bd7677cdaa02c77afd9de4e18db9fd14384ba6f41d0b61f251c098f0725c2f3d49d3c56

  • SSDEEP

    6144:IAgL/FU4vBg9SMePSGjD6vzb7ITsqXigad:IAghUegJGj+H7R

Malware Config

Extracted

Family

tofsee

C2

mubrikych.top

oxxyfix.xyz

Targets

    • Target

      JaffaCakes118_635c96eadf804c9514fa3c4cc93f08ccf658e32d331d7646fd1d2a2a8f80dc09

    • Size

      235KB

    • MD5

      84b6df0a9ab6a18d4810ca534b17d7cc

    • SHA1

      cf534454d4527e792dedc6a59aa4c16b2f454c7f

    • SHA256

      635c96eadf804c9514fa3c4cc93f08ccf658e32d331d7646fd1d2a2a8f80dc09

    • SHA512

      570f1e03f358bd26e634eca6539cc12fc0bad75b15448f256d16c4b55bd7677cdaa02c77afd9de4e18db9fd14384ba6f41d0b61f251c098f0725c2f3d49d3c56

    • SSDEEP

      6144:IAgL/FU4vBg9SMePSGjD6vzb7ITsqXigad:IAghUegJGj+H7R

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • Tofsee family

    • Windows security bypass

    • Creates new service(s)

    • Modifies Windows Firewall

    • Sets service image path in registry

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks