General

  • Target

    JaffaCakes118_ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec

  • Size

    272KB

  • Sample

    241222-p24ersyrdl

  • MD5

    83b5776099c94810fb6f10211e135228

  • SHA1

    39847c224f60ab065f7811a9e358558162c83a20

  • SHA256

    ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec

  • SHA512

    9a7adbfb0ffb6654d05a2f38b2daf0b0e5a2b1840205c71396058fb6ace9151c880b9e491ba931d7ce8c8364fa266ee13a91595b0bfb2756ad111f73c6eae492

  • SSDEEP

    6144:5HB/PtD4M5G0tZwk4NF/MIPNVsuzbgwu6L7ITsqSigaTwVf:X/Pl4MU+V4DZVsunnn7s

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec

    • Size

      272KB

    • MD5

      83b5776099c94810fb6f10211e135228

    • SHA1

      39847c224f60ab065f7811a9e358558162c83a20

    • SHA256

      ce33598db50778472c581ccba07238199d6d3473a4d3a76570225e378dd80bec

    • SHA512

      9a7adbfb0ffb6654d05a2f38b2daf0b0e5a2b1840205c71396058fb6ace9151c880b9e491ba931d7ce8c8364fa266ee13a91595b0bfb2756ad111f73c6eae492

    • SSDEEP

      6144:5HB/PtD4M5G0tZwk4NF/MIPNVsuzbgwu6L7ITsqSigaTwVf:X/Pl4MU+V4DZVsunnn7s

    • 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