General

  • Target

    6e8f216b8825a770e65be7dd6bbc4205_JaffaCakes118

  • Size

    14.2MB

  • Sample

    241023-m6m78sybqk

  • MD5

    6e8f216b8825a770e65be7dd6bbc4205

  • SHA1

    678a3d5627cb9f024bb113135402bf40f1314a4b

  • SHA256

    48ecbdbb956f7aa8b648d3dc806f1b0555ae6d03aac761d39c0c431116cde001

  • SHA512

    475c2651c38a12c58f604515416e00fb94ae496db0d96e1fd691b15822d368ab4f6ea675a76a25ff6ac0a2a1bf86855764f14a2428807a2221d3aa036f21db2e

  • SSDEEP

    12288:U6oEnffffffffffffffffffffffffffffffffffffffffffffffffffffffffff/:U6

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      6e8f216b8825a770e65be7dd6bbc4205_JaffaCakes118

    • Size

      14.2MB

    • MD5

      6e8f216b8825a770e65be7dd6bbc4205

    • SHA1

      678a3d5627cb9f024bb113135402bf40f1314a4b

    • SHA256

      48ecbdbb956f7aa8b648d3dc806f1b0555ae6d03aac761d39c0c431116cde001

    • SHA512

      475c2651c38a12c58f604515416e00fb94ae496db0d96e1fd691b15822d368ab4f6ea675a76a25ff6ac0a2a1bf86855764f14a2428807a2221d3aa036f21db2e

    • SSDEEP

      12288:U6oEnffffffffffffffffffffffffffffffffffffffffffffffffffffffffff/:U6

    • 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