General

  • Target

    28a42f9bd803a81293892fb0cd77ddfe_JaffaCakes118

  • Size

    11.3MB

  • Sample

    241009-b6rd4szfql

  • MD5

    28a42f9bd803a81293892fb0cd77ddfe

  • SHA1

    0f951b5cb9ee1fdd68d1c2ee29b5d81bc6804895

  • SHA256

    af0124061f4caefe4555471bc3436aecc0a957d8d3bb3695bdd431708a5c4e1e

  • SHA512

    5b7bbb0467d8aad87cced24e3b1842a6fb9045de4881fef5995515760b60a5b5f5a6516dfa44cbb3c027b7c357ce48654f7bbaed23f72413e959fabd8d51b80d

  • SSDEEP

    3072:6NoWIXVg044YmyJc/rY/2Woct6Mz+7L00vyLf9nQLWLIMcesvKeHTQzIaH/q99QI:6NoWwy0jYBkE/vocLz+2QSLIBee8q9N

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      28a42f9bd803a81293892fb0cd77ddfe_JaffaCakes118

    • Size

      11.3MB

    • MD5

      28a42f9bd803a81293892fb0cd77ddfe

    • SHA1

      0f951b5cb9ee1fdd68d1c2ee29b5d81bc6804895

    • SHA256

      af0124061f4caefe4555471bc3436aecc0a957d8d3bb3695bdd431708a5c4e1e

    • SHA512

      5b7bbb0467d8aad87cced24e3b1842a6fb9045de4881fef5995515760b60a5b5f5a6516dfa44cbb3c027b7c357ce48654f7bbaed23f72413e959fabd8d51b80d

    • SSDEEP

      3072:6NoWIXVg044YmyJc/rY/2Woct6Mz+7L00vyLf9nQLWLIMcesvKeHTQzIaH/q99QI:6NoWwy0jYBkE/vocLz+2QSLIBee8q9N

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • 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