General

  • Target

    JaffaCakes118_9463797712a33f68379cc2ab3f503a6ddc1b3abcc73d2cae21d9889118948122

  • Size

    260KB

  • Sample

    241227-bd3axaxmbk

  • MD5

    09662c2592b14405b5c16b764060d751

  • SHA1

    4c6e859253fbd8093f2200b7bdaebc27f19449d8

  • SHA256

    9463797712a33f68379cc2ab3f503a6ddc1b3abcc73d2cae21d9889118948122

  • SHA512

    73427221b5bd5d2e260bfddd1664e5fa0ec13e781cfaa6e7598e8a453e7b9e39908b0cd409ce551cd744cf9b602edda34293799c38c3122be155bd38ab002ac3

  • SSDEEP

    6144:2QXRZhTGxVInBgovdk+pXFE/WWWLNarbRi7:2KDhGxVIBggNp1EYBarbRi

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_9463797712a33f68379cc2ab3f503a6ddc1b3abcc73d2cae21d9889118948122

    • Size

      260KB

    • MD5

      09662c2592b14405b5c16b764060d751

    • SHA1

      4c6e859253fbd8093f2200b7bdaebc27f19449d8

    • SHA256

      9463797712a33f68379cc2ab3f503a6ddc1b3abcc73d2cae21d9889118948122

    • SHA512

      73427221b5bd5d2e260bfddd1664e5fa0ec13e781cfaa6e7598e8a453e7b9e39908b0cd409ce551cd744cf9b602edda34293799c38c3122be155bd38ab002ac3

    • SSDEEP

      6144:2QXRZhTGxVInBgovdk+pXFE/WWWLNarbRi7:2KDhGxVIBggNp1EYBarbRi

    • 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