General

  • Target

    dbf32bbb04e1153228f68efeb526aaa3

  • Size

    11.3MB

  • Sample

    240321-spnekaga3w

  • MD5

    dbf32bbb04e1153228f68efeb526aaa3

  • SHA1

    5f02200dce04903eac5cac30d2e6c045b17d760e

  • SHA256

    4206bd512e1e26bbffebfefabb6fe81be54919990ae8de774b8158e4129affee

  • SHA512

    a76febab74908d6cfba04277540b67d1d9da968e50f8e09230b5913ed9963b5b859906612b5c064b3ea6c4740b0e51693704bcede790c8152b3533a0111bd75b

  • SSDEEP

    24576:ojCj10HSqGgeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeu:o/D

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      dbf32bbb04e1153228f68efeb526aaa3

    • Size

      11.3MB

    • MD5

      dbf32bbb04e1153228f68efeb526aaa3

    • SHA1

      5f02200dce04903eac5cac30d2e6c045b17d760e

    • SHA256

      4206bd512e1e26bbffebfefabb6fe81be54919990ae8de774b8158e4129affee

    • SHA512

      a76febab74908d6cfba04277540b67d1d9da968e50f8e09230b5913ed9963b5b859906612b5c064b3ea6c4740b0e51693704bcede790c8152b3533a0111bd75b

    • SSDEEP

      24576:ojCj10HSqGgeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeu:o/D

    • Tofsee

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

    • 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