General

  • Target

    JaffaCakes118_96341cf7fd7cd1943d786f67fc1f12a5d8443b78c4604a6acf3ad03d76382259

  • Size

    292KB

  • Sample

    241229-3lbayazram

  • MD5

    8a1e0ccf9945d654f0bceffc3e387c6e

  • SHA1

    7cd2eeac9b54711d9a23f9a0abc30a9407837111

  • SHA256

    96341cf7fd7cd1943d786f67fc1f12a5d8443b78c4604a6acf3ad03d76382259

  • SHA512

    3e88a1c37cf391652b582578c75e702556231afb44051406bf09171b9e382ce4d580bb41ac180da977f81fee440ac22151da5d68040eb8ee45b7d476f6f69894

  • SSDEEP

    6144:niMhhMfj568D7SXuZet0yobAPtXX85CK0:/hhyj5z3SXuZet0yobAp85

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_96341cf7fd7cd1943d786f67fc1f12a5d8443b78c4604a6acf3ad03d76382259

    • Size

      292KB

    • MD5

      8a1e0ccf9945d654f0bceffc3e387c6e

    • SHA1

      7cd2eeac9b54711d9a23f9a0abc30a9407837111

    • SHA256

      96341cf7fd7cd1943d786f67fc1f12a5d8443b78c4604a6acf3ad03d76382259

    • SHA512

      3e88a1c37cf391652b582578c75e702556231afb44051406bf09171b9e382ce4d580bb41ac180da977f81fee440ac22151da5d68040eb8ee45b7d476f6f69894

    • SSDEEP

      6144:niMhhMfj568D7SXuZet0yobAPtXX85CK0:/hhyj5z3SXuZet0yobAp85

    • 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