General

  • Target

    JaffaCakes118_abae387019fcd635f8ae3ff49ab229e7

  • Size

    10.6MB

  • Sample

    250108-zk4pbavpfj

  • MD5

    abae387019fcd635f8ae3ff49ab229e7

  • SHA1

    f094288ddd33aaff716328fff79fc453f2f4180c

  • SHA256

    92342ec75f66155c2510cda2f0834da03a26f188562dfe6838ba84844e8456b2

  • SHA512

    4706a3e0a98f53944a812bd27f9f0d0bb16abcaef670bfced628140dad791825700c6bc3262dba96badc927b264ce7bbce19539f92cfd743b03a2cda546b1456

  • SSDEEP

    3072:S0dYxvqagQYPbb1gFlSLMU+++++++++++++++++++++++++++++++++++++++++L:vdYrYP1gjSI

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      JaffaCakes118_abae387019fcd635f8ae3ff49ab229e7

    • Size

      10.6MB

    • MD5

      abae387019fcd635f8ae3ff49ab229e7

    • SHA1

      f094288ddd33aaff716328fff79fc453f2f4180c

    • SHA256

      92342ec75f66155c2510cda2f0834da03a26f188562dfe6838ba84844e8456b2

    • SHA512

      4706a3e0a98f53944a812bd27f9f0d0bb16abcaef670bfced628140dad791825700c6bc3262dba96badc927b264ce7bbce19539f92cfd743b03a2cda546b1456

    • SSDEEP

      3072:S0dYxvqagQYPbb1gFlSLMU+++++++++++++++++++++++++++++++++++++++++L:vdYrYP1gjSI

    • 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