General

  • Target

    JaffaCakes118_1cd1580b03e556fcb57e39fbe0343cfe83bdb8295465b2c8d1fdf9bccb665c05

  • Size

    238KB

  • Sample

    241230-3th1raxmhy

  • MD5

    8c0b6a48d2729e1b9a48357010f39c82

  • SHA1

    1e91374534766030922b871cbb3bc4471002d90a

  • SHA256

    1cd1580b03e556fcb57e39fbe0343cfe83bdb8295465b2c8d1fdf9bccb665c05

  • SHA512

    06ccfe6afac060df7bc1aee64d1674940304da523905566ea4a881b6cc879244e8e033a4941dc5b3177450fd13bf76db09bfa1cac8416b0897d55f58936e03a9

  • SSDEEP

    6144:1NeWb3HTIEEEiq6EOQspL6l7ITsq7igavwVf:1N9b3HTIEmq6FbE79

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_1cd1580b03e556fcb57e39fbe0343cfe83bdb8295465b2c8d1fdf9bccb665c05

    • Size

      238KB

    • MD5

      8c0b6a48d2729e1b9a48357010f39c82

    • SHA1

      1e91374534766030922b871cbb3bc4471002d90a

    • SHA256

      1cd1580b03e556fcb57e39fbe0343cfe83bdb8295465b2c8d1fdf9bccb665c05

    • SHA512

      06ccfe6afac060df7bc1aee64d1674940304da523905566ea4a881b6cc879244e8e033a4941dc5b3177450fd13bf76db09bfa1cac8416b0897d55f58936e03a9

    • SSDEEP

      6144:1NeWb3HTIEEEiq6EOQspL6l7ITsq7igavwVf:1N9b3HTIEmq6FbE79

    • 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