General

  • Target

    ab5a722cf23e04a0b52b8c5ade4f0b59_JaffaCakes118

  • Size

    13.6MB

  • Sample

    241128-hg2xwaypc1

  • MD5

    ab5a722cf23e04a0b52b8c5ade4f0b59

  • SHA1

    bb0d8e54b0ce1da9fd8a5a3ed672e1c9c6482679

  • SHA256

    a26f7652947374e349cb26848289669160c25d05ae4aa32f7246d06602f5b01f

  • SHA512

    8bbc4d4a05167247dced49de5a8ca4eecd7e579e9812dfa3245d38916e1fcdf28b4cd6fe7cffa7dc8975222424f342cc37924d822fc6a699a8f8b8d40fb3740f

  • SSDEEP

    3072:mQA1TtRdQBPuEcbBNu28bMEqfCxn2kuIPe7epgDnESZ25jnE26nnipm0ul4p7fLu:mQA1BRCu93f8bMEoFkYUlUUsap8foX

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      ab5a722cf23e04a0b52b8c5ade4f0b59_JaffaCakes118

    • Size

      13.6MB

    • MD5

      ab5a722cf23e04a0b52b8c5ade4f0b59

    • SHA1

      bb0d8e54b0ce1da9fd8a5a3ed672e1c9c6482679

    • SHA256

      a26f7652947374e349cb26848289669160c25d05ae4aa32f7246d06602f5b01f

    • SHA512

      8bbc4d4a05167247dced49de5a8ca4eecd7e579e9812dfa3245d38916e1fcdf28b4cd6fe7cffa7dc8975222424f342cc37924d822fc6a699a8f8b8d40fb3740f

    • SSDEEP

      3072:mQA1TtRdQBPuEcbBNu28bMEqfCxn2kuIPe7epgDnESZ25jnE26nnipm0ul4p7fLu:mQA1BRCu93f8bMEoFkYUlUUsap8foX

    • 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