General

  • Target

    JaffaCakes118_96f70941d15512c53180a853bdbc70ef8481e31ef7257f8710b9b46b311a2578

  • Size

    231KB

  • Sample

    241224-2dwfgayqbw

  • MD5

    105c2e0dafa26bacf0a958901e420c89

  • SHA1

    48dc877df04c59953e3388b5938902556fd24f7e

  • SHA256

    96f70941d15512c53180a853bdbc70ef8481e31ef7257f8710b9b46b311a2578

  • SHA512

    496f0963ab04fbf2069e56dbe583264fb0a71cc5834e2842def04ce34576d4cbc6167807b33ac489718e0cb008ba640fee31fd392f36296c938960c0a9e109ca

  • SSDEEP

    3072:nMgHkJMJcgKgsARWc+bPd45qVggjcGkNIVqIOYOgpd6:QtgbLsd97ITsqEx

Malware Config

Extracted

Family

tofsee

C2

patmushta.info

ovicrush.cn

Targets

    • Target

      JaffaCakes118_96f70941d15512c53180a853bdbc70ef8481e31ef7257f8710b9b46b311a2578

    • Size

      231KB

    • MD5

      105c2e0dafa26bacf0a958901e420c89

    • SHA1

      48dc877df04c59953e3388b5938902556fd24f7e

    • SHA256

      96f70941d15512c53180a853bdbc70ef8481e31ef7257f8710b9b46b311a2578

    • SHA512

      496f0963ab04fbf2069e56dbe583264fb0a71cc5834e2842def04ce34576d4cbc6167807b33ac489718e0cb008ba640fee31fd392f36296c938960c0a9e109ca

    • SSDEEP

      3072:nMgHkJMJcgKgsARWc+bPd45qVggjcGkNIVqIOYOgpd6:QtgbLsd97ITsqEx

    • 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