General

  • Target

    JaffaCakes118_bcab11e14d281232fd89ecbd980282470b5d7c451ed76f0d6bb5509991c176ac

  • Size

    254KB

  • Sample

    241230-yvanjswpel

  • MD5

    3e043f2612e852802ff985d954946303

  • SHA1

    f930345bf9605d7c343067c234b5985eec755aff

  • SHA256

    bcab11e14d281232fd89ecbd980282470b5d7c451ed76f0d6bb5509991c176ac

  • SHA512

    eb7be1f0017628ad12a9f5d37c38d2cbc10f9f5c62a031b669b39fa8118e43dfd0358ace83e94d6b7159c705d32f4c5f8814cde0489a33895528fca158708956

  • SSDEEP

    3072:N0Op87yjsXyye+S0k3Ge2NnU5Z4mBwFkASvIlPfcRjOIqvMRbY8YhVccii+duBpp:dEyh2eV4mkkASgNajOILRsN/ccngHR

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_bcab11e14d281232fd89ecbd980282470b5d7c451ed76f0d6bb5509991c176ac

    • Size

      254KB

    • MD5

      3e043f2612e852802ff985d954946303

    • SHA1

      f930345bf9605d7c343067c234b5985eec755aff

    • SHA256

      bcab11e14d281232fd89ecbd980282470b5d7c451ed76f0d6bb5509991c176ac

    • SHA512

      eb7be1f0017628ad12a9f5d37c38d2cbc10f9f5c62a031b669b39fa8118e43dfd0358ace83e94d6b7159c705d32f4c5f8814cde0489a33895528fca158708956

    • SSDEEP

      3072:N0Op87yjsXyye+S0k3Ge2NnU5Z4mBwFkASvIlPfcRjOIqvMRbY8YhVccii+duBpp:dEyh2eV4mkkASgNajOILRsN/ccngHR

    • 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