General

  • Target

    JaffaCakes118_d3758575fd9f846d85b214009243fd7a

  • Size

    12.9MB

  • Sample

    250109-1y5zzavlbj

  • MD5

    d3758575fd9f846d85b214009243fd7a

  • SHA1

    91c5274faaa9c810fa7ba8f546cfe8ea7a3b4465

  • SHA256

    6063cdcff6aef2676a221bd82b052bc15a8ae10f4eec04dade0a454220c7a732

  • SHA512

    7bbbbbb36646bd75f84d9d0cdc79fc920004902c4601789fcf5330266a2ed3f7397b148875ebb851fb868188ce5831dcf7be5cca34ac68f9fbe55617c05e2c3c

  • SSDEEP

    49152:67G000000000000000000000000000000000000000000000000000000000000c:

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_d3758575fd9f846d85b214009243fd7a

    • Size

      12.9MB

    • MD5

      d3758575fd9f846d85b214009243fd7a

    • SHA1

      91c5274faaa9c810fa7ba8f546cfe8ea7a3b4465

    • SHA256

      6063cdcff6aef2676a221bd82b052bc15a8ae10f4eec04dade0a454220c7a732

    • SHA512

      7bbbbbb36646bd75f84d9d0cdc79fc920004902c4601789fcf5330266a2ed3f7397b148875ebb851fb868188ce5831dcf7be5cca34ac68f9fbe55617c05e2c3c

    • SSDEEP

      49152:67G000000000000000000000000000000000000000000000000000000000000c:

    • 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