General

  • Target

    JaffaCakes118_b748e066d0a89f22c611ce3eab03af43

  • Size

    12.1MB

  • Sample

    250109-bz66zssmdy

  • MD5

    b748e066d0a89f22c611ce3eab03af43

  • SHA1

    2ec3cb32f7b3c3e5ba900f84f5782fd4922bdb93

  • SHA256

    497cea8cac5265aef404f4eac2ba589787247bb04f1178fc36624821193fda93

  • SHA512

    ca911c42b594b39ae3b2d0fed415b875ea427f39b862092419fe114375eb649c4677c17e2f6646158a7268977c459abf994254929aaf756b7ae46d01bb63ec22

  • SSDEEP

    49152:P1m333333333333333333333333333333333333333333333333333333333333H:

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_b748e066d0a89f22c611ce3eab03af43

    • Size

      12.1MB

    • MD5

      b748e066d0a89f22c611ce3eab03af43

    • SHA1

      2ec3cb32f7b3c3e5ba900f84f5782fd4922bdb93

    • SHA256

      497cea8cac5265aef404f4eac2ba589787247bb04f1178fc36624821193fda93

    • SHA512

      ca911c42b594b39ae3b2d0fed415b875ea427f39b862092419fe114375eb649c4677c17e2f6646158a7268977c459abf994254929aaf756b7ae46d01bb63ec22

    • SSDEEP

      49152:P1m333333333333333333333333333333333333333333333333333333333333H:

    • 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