General

  • Target

    af8b6df755cc465a0ccb5772c272d50d_JaffaCakes118

  • Size

    15.0MB

  • Sample

    240820-rkkx7swena

  • MD5

    af8b6df755cc465a0ccb5772c272d50d

  • SHA1

    66c47d68fa9e0134ac65b36c72a3c440adb89cba

  • SHA256

    d34f204c379a0efa108374e436319aa5910bf896d8ee1cb4bdc4032df5e147eb

  • SHA512

    ebf2da3cfb78bddaff3cc5f578c45f4c9d57fbedd85618034d9700ffeb1e35971bb5a26fdca34f2da5eac5b382314f6fb8fe92ef9af40b19f4e20d8c3bc7cbf7

  • SSDEEP

    12288:rUR4+0lGrUPDHQahTzrdCcrFy55555555555555555555555555555555555555p:rl+PrmrXrd1p

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      af8b6df755cc465a0ccb5772c272d50d_JaffaCakes118

    • Size

      15.0MB

    • MD5

      af8b6df755cc465a0ccb5772c272d50d

    • SHA1

      66c47d68fa9e0134ac65b36c72a3c440adb89cba

    • SHA256

      d34f204c379a0efa108374e436319aa5910bf896d8ee1cb4bdc4032df5e147eb

    • SHA512

      ebf2da3cfb78bddaff3cc5f578c45f4c9d57fbedd85618034d9700ffeb1e35971bb5a26fdca34f2da5eac5b382314f6fb8fe92ef9af40b19f4e20d8c3bc7cbf7

    • SSDEEP

      12288:rUR4+0lGrUPDHQahTzrdCcrFy55555555555555555555555555555555555555p:rl+PrmrXrd1p

    • 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