General

  • Target

    JaffaCakes118_09a5d222f5fe09dc681c692b5b65fe9f6a19237e16def051f820fd2f1855225c

  • Size

    355KB

  • Sample

    241224-s9mc1a1nel

  • MD5

    57cd9fbf026f6c5277a21f925ea52737

  • SHA1

    093857eba7ee258cdce50ae072fe363b27defad2

  • SHA256

    09a5d222f5fe09dc681c692b5b65fe9f6a19237e16def051f820fd2f1855225c

  • SHA512

    73e0bd125ca54972c1834c04eca952dcec9b3b780cdd08ee98f2ee600cfec470eb01ea4a5e0e8d9bea78988c4b225f118e39c4eabd079f23332cb502e41b8b29

  • SSDEEP

    6144:j4EuKO2UPH0UdX3cnULul9oL1GJyR5Yw2gQSyb8KsNoeNS:j3dUPH3Z3cnULI9oBGJyR5wgjybsZN

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_09a5d222f5fe09dc681c692b5b65fe9f6a19237e16def051f820fd2f1855225c

    • Size

      355KB

    • MD5

      57cd9fbf026f6c5277a21f925ea52737

    • SHA1

      093857eba7ee258cdce50ae072fe363b27defad2

    • SHA256

      09a5d222f5fe09dc681c692b5b65fe9f6a19237e16def051f820fd2f1855225c

    • SHA512

      73e0bd125ca54972c1834c04eca952dcec9b3b780cdd08ee98f2ee600cfec470eb01ea4a5e0e8d9bea78988c4b225f118e39c4eabd079f23332cb502e41b8b29

    • SSDEEP

      6144:j4EuKO2UPH0UdX3cnULul9oL1GJyR5Yw2gQSyb8KsNoeNS:j3dUPH3Z3cnULI9oBGJyR5wgjybsZN

    • 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