General

  • Target

    02a4be2bb32a8c16aeccc58a036fb973_JaffaCakes118

  • Size

    238KB

  • Sample

    240930-wr668ssfjc

  • MD5

    02a4be2bb32a8c16aeccc58a036fb973

  • SHA1

    108b94317a15d4b268130d3028e46b66ed82ae07

  • SHA256

    17c8e089ef56e32ac844760c25000893f39816928a17758bb9ebef6b253ddf9c

  • SHA512

    56ca2e2b277f6a4a9c4d8d143efa9086d1f08caa4a61dddd5268b8cf0aba49862d9d36c285aacef89980e9a0a21e70ed5672210f1bd51f555334be4388bebf3a

  • SSDEEP

    6144:xeaRFeYiZtnsLs/Xyihb124uKPoifbY/3sGIU5N5:xF7/iZtRXpu3ijwf5T

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      02a4be2bb32a8c16aeccc58a036fb973_JaffaCakes118

    • Size

      238KB

    • MD5

      02a4be2bb32a8c16aeccc58a036fb973

    • SHA1

      108b94317a15d4b268130d3028e46b66ed82ae07

    • SHA256

      17c8e089ef56e32ac844760c25000893f39816928a17758bb9ebef6b253ddf9c

    • SHA512

      56ca2e2b277f6a4a9c4d8d143efa9086d1f08caa4a61dddd5268b8cf0aba49862d9d36c285aacef89980e9a0a21e70ed5672210f1bd51f555334be4388bebf3a

    • SSDEEP

      6144:xeaRFeYiZtnsLs/Xyihb124uKPoifbY/3sGIU5N5:xF7/iZtRXpu3ijwf5T

    • 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