General

  • Target

    6744b518ec9ccb2012bdbf736c7e187a_JaffaCakes118

  • Size

    13.2MB

  • Sample

    241021-y93mwavbke

  • MD5

    6744b518ec9ccb2012bdbf736c7e187a

  • SHA1

    2d1197901aca6e7e331319a57ac3eeaf15245731

  • SHA256

    74868d600acb1c900eb7643f849d64b4e029a0417d091b1833672bbc0eaf49a1

  • SHA512

    d3b84833a751b58d70d3e590df0982c5965d8cfa81bfcce9eeca47dff42355201dc30d396a7ea69ec49823ee874c29ed4bf97a069aeabfe393e45bebc2cd2f77

  • SSDEEP

    49152:NgMtttttttttttttttttttttttttttttttttttttttttttttttttttttttttttt1:N

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      6744b518ec9ccb2012bdbf736c7e187a_JaffaCakes118

    • Size

      13.2MB

    • MD5

      6744b518ec9ccb2012bdbf736c7e187a

    • SHA1

      2d1197901aca6e7e331319a57ac3eeaf15245731

    • SHA256

      74868d600acb1c900eb7643f849d64b4e029a0417d091b1833672bbc0eaf49a1

    • SHA512

      d3b84833a751b58d70d3e590df0982c5965d8cfa81bfcce9eeca47dff42355201dc30d396a7ea69ec49823ee874c29ed4bf97a069aeabfe393e45bebc2cd2f77

    • SSDEEP

      49152:NgMtttttttttttttttttttttttttttttttttttttttttttttttttttttttttttt1:N

    • 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