General

  • Target

    JaffaCakes118_84383ee34a3b4ea76512141e7591aad60c1932d7adac69cd47ac8e16ef3a8111

  • Size

    242KB

  • Sample

    241223-t4a88avmgr

  • MD5

    68060a28246b07b1497bf57d26c5647d

  • SHA1

    ad53b34a8a9789ea784975778d192d70b81aa35a

  • SHA256

    84383ee34a3b4ea76512141e7591aad60c1932d7adac69cd47ac8e16ef3a8111

  • SHA512

    a73529a2209373b88cd5dce6d22061bdbb28f419a93531f19222e7e5bdf496ee07adbdc76b7aea473370374f36fcfab1993d4114901e283618c5da139158b700

  • SSDEEP

    6144:LGZQQCr8GU7oXgvogF7QfhuGDN1x5AV0mV9caD:iZL17oXgvwfh75T5+VV9c

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_84383ee34a3b4ea76512141e7591aad60c1932d7adac69cd47ac8e16ef3a8111

    • Size

      242KB

    • MD5

      68060a28246b07b1497bf57d26c5647d

    • SHA1

      ad53b34a8a9789ea784975778d192d70b81aa35a

    • SHA256

      84383ee34a3b4ea76512141e7591aad60c1932d7adac69cd47ac8e16ef3a8111

    • SHA512

      a73529a2209373b88cd5dce6d22061bdbb28f419a93531f19222e7e5bdf496ee07adbdc76b7aea473370374f36fcfab1993d4114901e283618c5da139158b700

    • SSDEEP

      6144:LGZQQCr8GU7oXgvogF7QfhuGDN1x5AV0mV9caD:iZL17oXgvwfh75T5+VV9c

    • 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