General

  • Target

    d7bce7dc29f9c05fba85e2922583c0cd_JaffaCakes118

  • Size

    114KB

  • Sample

    240910-hjpekasdja

  • MD5

    d7bce7dc29f9c05fba85e2922583c0cd

  • SHA1

    95a82ccfdad81f093dd63a4e64b6449ec518db23

  • SHA256

    387aed56da6bf8cc2a2be6be910747e14380408689ef011227b4bec12fb1ecb2

  • SHA512

    21a51f566b342fb41a38b8f1aa4ab081159ee51ee7fe6bdea6c4d93ca8c374509e3db35ff2c5d0641d6e5202a70a4dc4c8045585d3f0a4f31a3d497d148bca8a

  • SSDEEP

    3072:oYltF2ixWmZLprvw5EL0WHRVUlvw3ypP5:dltwKDvwEZxilvn

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      d7bce7dc29f9c05fba85e2922583c0cd_JaffaCakes118

    • Size

      114KB

    • MD5

      d7bce7dc29f9c05fba85e2922583c0cd

    • SHA1

      95a82ccfdad81f093dd63a4e64b6449ec518db23

    • SHA256

      387aed56da6bf8cc2a2be6be910747e14380408689ef011227b4bec12fb1ecb2

    • SHA512

      21a51f566b342fb41a38b8f1aa4ab081159ee51ee7fe6bdea6c4d93ca8c374509e3db35ff2c5d0641d6e5202a70a4dc4c8045585d3f0a4f31a3d497d148bca8a

    • SSDEEP

      3072:oYltF2ixWmZLprvw5EL0WHRVUlvw3ypP5:dltwKDvwEZxilvn

    • 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