General

  • Target

    JaffaCakes118_cecdcd91d05b749a282783624a928846

  • Size

    14.9MB

  • Sample

    250109-wt1ggayngn

  • MD5

    cecdcd91d05b749a282783624a928846

  • SHA1

    a29aa38c67d167ddda8565b00832d3a5154bebad

  • SHA256

    ab36fce7f0edb63b7d13f0521da1ef199e5279653c402ccbcaea5c91145e7db8

  • SHA512

    3156ab813d4e406b47d7fa91357ed1920f9ce0b7126505bcb4532817e56fcece8110d45079fc9f067621e472d3774c220a1e1cb9b91fc9b004cf2ef467ee02af

  • SSDEEP

    49152:5kHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHn:

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_cecdcd91d05b749a282783624a928846

    • Size

      14.9MB

    • MD5

      cecdcd91d05b749a282783624a928846

    • SHA1

      a29aa38c67d167ddda8565b00832d3a5154bebad

    • SHA256

      ab36fce7f0edb63b7d13f0521da1ef199e5279653c402ccbcaea5c91145e7db8

    • SHA512

      3156ab813d4e406b47d7fa91357ed1920f9ce0b7126505bcb4532817e56fcece8110d45079fc9f067621e472d3774c220a1e1cb9b91fc9b004cf2ef467ee02af

    • SSDEEP

      49152:5kHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHn:

    • 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