General

  • Target

    JaffaCakes118_5315c094dff5dc94036b83598b252b83d4ba1d72f856cae3fc1dc95cf72ffd23

  • Size

    167KB

  • Sample

    241229-j719psxldj

  • MD5

    7a418d23ee221c55a141484703811b86

  • SHA1

    e66e5b34f33f49961ed1b469fb88dd4020a3357b

  • SHA256

    5315c094dff5dc94036b83598b252b83d4ba1d72f856cae3fc1dc95cf72ffd23

  • SHA512

    ad35649dca8bb5720981c8941e2733c9d9dec3e6b57f70083948cb9c89b3e0d12ffee0b151dd301b0e80d3e1e3782acf7502d3302e423a5223b0a6a349264700

  • SSDEEP

    3072:icIJ8Ty2eHnl+YF7MZrXrYLWvY25glvzs6PS9H6dYs:XIWe2eHRF7mrXsLvvzBEad

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_5315c094dff5dc94036b83598b252b83d4ba1d72f856cae3fc1dc95cf72ffd23

    • Size

      167KB

    • MD5

      7a418d23ee221c55a141484703811b86

    • SHA1

      e66e5b34f33f49961ed1b469fb88dd4020a3357b

    • SHA256

      5315c094dff5dc94036b83598b252b83d4ba1d72f856cae3fc1dc95cf72ffd23

    • SHA512

      ad35649dca8bb5720981c8941e2733c9d9dec3e6b57f70083948cb9c89b3e0d12ffee0b151dd301b0e80d3e1e3782acf7502d3302e423a5223b0a6a349264700

    • SSDEEP

      3072:icIJ8Ty2eHnl+YF7MZrXrYLWvY25glvzs6PS9H6dYs:XIWe2eHRF7mrXsLvvzBEad

    • 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