General

  • Target

    JaffaCakes118_8dfc923084eb00656602132b076cbde3910210b2fb85be30074b1539105c854d

  • Size

    146KB

  • Sample

    241222-dnvpxs1lgs

  • MD5

    c0cf86699b57c1a4e817c65f08a25f69

  • SHA1

    727e999c5d2e9993a7bd1370b927dd45875ea1de

  • SHA256

    8dfc923084eb00656602132b076cbde3910210b2fb85be30074b1539105c854d

  • SHA512

    aa150c368aee29572b80a98adbb4a37cf6840584c1f33a46527cd86fd8801f9bd1597c7f82df59d25ee504fbd6dea58ae1c1d3c19a18587ea9d42069485c38d6

  • SSDEEP

    3072:We68IejRUebctwq67oI2K9HJ96xBXE8qfPuml+n8z:We2eGebctwtoI2ggqf2ml+nu

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_8dfc923084eb00656602132b076cbde3910210b2fb85be30074b1539105c854d

    • Size

      146KB

    • MD5

      c0cf86699b57c1a4e817c65f08a25f69

    • SHA1

      727e999c5d2e9993a7bd1370b927dd45875ea1de

    • SHA256

      8dfc923084eb00656602132b076cbde3910210b2fb85be30074b1539105c854d

    • SHA512

      aa150c368aee29572b80a98adbb4a37cf6840584c1f33a46527cd86fd8801f9bd1597c7f82df59d25ee504fbd6dea58ae1c1d3c19a18587ea9d42069485c38d6

    • SSDEEP

      3072:We68IejRUebctwq67oI2K9HJ96xBXE8qfPuml+n8z:We2eGebctwtoI2ggqf2ml+nu

    • 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