General

  • Target

    2024-12-31_4a2f911be17cbf9f739e2bc2019adc68_mafia

  • Size

    11.3MB

  • Sample

    241231-xr9sssvja1

  • MD5

    4a2f911be17cbf9f739e2bc2019adc68

  • SHA1

    d03579045d42dbe47f1395707298ecb63d1928bd

  • SHA256

    8cd5fda34842dcbe5e8de07def2f60314e0864edf2a430aca7d0e79da715831f

  • SHA512

    54ed898eb0f6dd2a404788a23a504f9ea0ac3b25c68024a942150a1d29d777402fa7b8c7a2e0948d4d10faa6b10450b87f88f5e5ecfad728f5cff303aedba4b2

  • SSDEEP

    3072:YLBgXOXcdW8tar7vGdq8c7YMl2b8anmMXnb58XuDP9het3Zv1oSW1za2E+w5C2/Y:VOMdRQr7OB0ypmMXnl8XEPM3noSWOC

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2024-12-31_4a2f911be17cbf9f739e2bc2019adc68_mafia

    • Size

      11.3MB

    • MD5

      4a2f911be17cbf9f739e2bc2019adc68

    • SHA1

      d03579045d42dbe47f1395707298ecb63d1928bd

    • SHA256

      8cd5fda34842dcbe5e8de07def2f60314e0864edf2a430aca7d0e79da715831f

    • SHA512

      54ed898eb0f6dd2a404788a23a504f9ea0ac3b25c68024a942150a1d29d777402fa7b8c7a2e0948d4d10faa6b10450b87f88f5e5ecfad728f5cff303aedba4b2

    • SSDEEP

      3072:YLBgXOXcdW8tar7vGdq8c7YMl2b8anmMXnb58XuDP9het3Zv1oSW1za2E+w5C2/Y:VOMdRQr7OB0ypmMXnl8XEPM3noSWOC

    • 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