General

  • Target

    3e23f8fd737c8e1c2b0999d8746b4e2d

  • Size

    14.2MB

  • Sample

    240101-3dxh7sccel

  • MD5

    3e23f8fd737c8e1c2b0999d8746b4e2d

  • SHA1

    1bd7ce9a2bf41d9303951739a3647807cde20999

  • SHA256

    06b6618dfe6853cb91cdc20218faec93cc4fbc1a016d15e2106d82416488e2b5

  • SHA512

    a4681cb1174e987d796ffa4267285c61fbab6dae5bfba8c0fad303dbbc4f33931ea38de9d2715fef5274070327655d1151f8b4e45eafa6bdf4a638e5243c7f49

  • SSDEEP

    6144:00+ogoEtmYSAekxvC0J6xPFNAgbx/ektPses9zWTPGtYtYtYtYtYtYtYtYtYtYtn:qogo0Pekxvs1F2S/TtmpWr

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      3e23f8fd737c8e1c2b0999d8746b4e2d

    • Size

      14.2MB

    • MD5

      3e23f8fd737c8e1c2b0999d8746b4e2d

    • SHA1

      1bd7ce9a2bf41d9303951739a3647807cde20999

    • SHA256

      06b6618dfe6853cb91cdc20218faec93cc4fbc1a016d15e2106d82416488e2b5

    • SHA512

      a4681cb1174e987d796ffa4267285c61fbab6dae5bfba8c0fad303dbbc4f33931ea38de9d2715fef5274070327655d1151f8b4e45eafa6bdf4a638e5243c7f49

    • SSDEEP

      6144:00+ogoEtmYSAekxvC0J6xPFNAgbx/ektPses9zWTPGtYtYtYtYtYtYtYtYtYtYtn:qogo0Pekxvs1F2S/TtmpWr

    • 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

    • Deletes itself

    • Executes dropped EXE

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks