General

  • Target

    JaffaCakes118_7d863571078cb46ad55f7d92082ba60fe8ea704cc4bf77ed60b8322745b14450

  • Size

    246KB

  • Sample

    241229-a1jlmswrbv

  • MD5

    6f2595014bbd2fb3f6de3fdb184968d6

  • SHA1

    53705987535819160dc864ed2240e2487aed2190

  • SHA256

    7d863571078cb46ad55f7d92082ba60fe8ea704cc4bf77ed60b8322745b14450

  • SHA512

    1d5edc9396d7517ead04a38b0cf6e7876981fe0b10ab77f6f75c9e2f97e69287efd95502b1a51e173bf9e334cb4c691d3f2142fb5a637f7404bd376d859d243c

  • SSDEEP

    3072:d0XadBu5EiGfz/h+8tGTSBROksxkgaBChYasG0d:NiWp3GXigaQsG0

Malware Config

Extracted

Family

tofsee

C2

patmushta.info

ovicrush.cn

Targets

    • Target

      JaffaCakes118_7d863571078cb46ad55f7d92082ba60fe8ea704cc4bf77ed60b8322745b14450

    • Size

      246KB

    • MD5

      6f2595014bbd2fb3f6de3fdb184968d6

    • SHA1

      53705987535819160dc864ed2240e2487aed2190

    • SHA256

      7d863571078cb46ad55f7d92082ba60fe8ea704cc4bf77ed60b8322745b14450

    • SHA512

      1d5edc9396d7517ead04a38b0cf6e7876981fe0b10ab77f6f75c9e2f97e69287efd95502b1a51e173bf9e334cb4c691d3f2142fb5a637f7404bd376d859d243c

    • SSDEEP

      3072:d0XadBu5EiGfz/h+8tGTSBROksxkgaBChYasG0d:NiWp3GXigaQsG0

    • 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