General

  • Target

    JaffaCakes118_026f086162e7d6d864ca4dc744149bc0

  • Size

    10.5MB

  • Sample

    241231-dwzc3svmds

  • MD5

    026f086162e7d6d864ca4dc744149bc0

  • SHA1

    cc81af6e0d8bd8c89126f509ccb5714cce8a3ef0

  • SHA256

    3ef291e4dc9f5a6e42ae653acae1e014e90bf658c4160f6e8de7f2e4b0538460

  • SHA512

    ff7ba4526233eb5a7e6dfa4673bfe0dc9b354a9960c23822267cab62c1571139e93c3919d8bf38bd1afd58b147ea15a2fdc1ad6b92f2e0fd2e65b14847cdebf4

  • SSDEEP

    49152:DkHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHn:

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_026f086162e7d6d864ca4dc744149bc0

    • Size

      10.5MB

    • MD5

      026f086162e7d6d864ca4dc744149bc0

    • SHA1

      cc81af6e0d8bd8c89126f509ccb5714cce8a3ef0

    • SHA256

      3ef291e4dc9f5a6e42ae653acae1e014e90bf658c4160f6e8de7f2e4b0538460

    • SHA512

      ff7ba4526233eb5a7e6dfa4673bfe0dc9b354a9960c23822267cab62c1571139e93c3919d8bf38bd1afd58b147ea15a2fdc1ad6b92f2e0fd2e65b14847cdebf4

    • SSDEEP

      49152:DkHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHn:

    • 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