General

  • Target

    JaffaCakes118_feab054c96a27cc00b2fc254de1085abad802cda81b9c98b80e0538ad99888e5

  • Size

    165KB

  • Sample

    241223-r49exasmgw

  • MD5

    e7263f05e56336fec5a7f4babddef26f

  • SHA1

    92ca7e6f6ee496b966f3539f4fcca3f46c5ff208

  • SHA256

    feab054c96a27cc00b2fc254de1085abad802cda81b9c98b80e0538ad99888e5

  • SHA512

    3c8da0e630db031f49415f02c46b876d4587214e0fd20a15017946cd2eeaf5131cb626fcc295e1caf31abab117f400934da4bf68f0071da8daabee934c72ef6f

  • SSDEEP

    3072:/De/Z5VptcYOMkNhl7oT7grwKXsVzfBus46D2:S/ZrptcYObbsVzf8sna

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_feab054c96a27cc00b2fc254de1085abad802cda81b9c98b80e0538ad99888e5

    • Size

      165KB

    • MD5

      e7263f05e56336fec5a7f4babddef26f

    • SHA1

      92ca7e6f6ee496b966f3539f4fcca3f46c5ff208

    • SHA256

      feab054c96a27cc00b2fc254de1085abad802cda81b9c98b80e0538ad99888e5

    • SHA512

      3c8da0e630db031f49415f02c46b876d4587214e0fd20a15017946cd2eeaf5131cb626fcc295e1caf31abab117f400934da4bf68f0071da8daabee934c72ef6f

    • SSDEEP

      3072:/De/Z5VptcYOMkNhl7oT7grwKXsVzfBus46D2:S/ZrptcYObbsVzf8sna

    • 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