General

  • Target

    JaffaCakes118_e9c5f7ff4cfedc621c43b580eed6808c159348401a29f1446ac6cccc841787ef

  • Size

    287KB

  • Sample

    241229-gtneksvldy

  • MD5

    f8c4e7377e1e2c004785641eb1ac23b9

  • SHA1

    2cc839dc523d85058144d5d8f98e16665750ebd2

  • SHA256

    e9c5f7ff4cfedc621c43b580eed6808c159348401a29f1446ac6cccc841787ef

  • SHA512

    484bd7ead8788031732df37084fd7d84b2e6c8768a88c0ec519bdd767dc20af6c898d61586915e49d95db12b16cde3cdbd8096b3899e5d27ccf91b4092b8aab6

  • SSDEEP

    6144:QidOABJIY38y2btsv96WhaznPPkyyr9Z1wmkE:QiEEJl38Ftsv96mek79Z1wmkE

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_e9c5f7ff4cfedc621c43b580eed6808c159348401a29f1446ac6cccc841787ef

    • Size

      287KB

    • MD5

      f8c4e7377e1e2c004785641eb1ac23b9

    • SHA1

      2cc839dc523d85058144d5d8f98e16665750ebd2

    • SHA256

      e9c5f7ff4cfedc621c43b580eed6808c159348401a29f1446ac6cccc841787ef

    • SHA512

      484bd7ead8788031732df37084fd7d84b2e6c8768a88c0ec519bdd767dc20af6c898d61586915e49d95db12b16cde3cdbd8096b3899e5d27ccf91b4092b8aab6

    • SSDEEP

      6144:QidOABJIY38y2btsv96WhaznPPkyyr9Z1wmkE:QiEEJl38Ftsv96mek79Z1wmkE

    • 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