Overview

overview

10

Static

static

3

20de026bf4...18.exe

windows7-x64

10

20de026bf4...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    20de026bf4998364c894a00f7a97df60_JaffaCakes118
  • Size 99KB
  • Sample240507-saya8aee77
  • SHA256 7f8cb81aabb63a3bb8806b9c055582bec59ef104362316dc164dd686128b9246
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
tofseeevasionexecutionpersistencetrojan

Malware Config

Extracted

Family

  • tofsee

C2

  • 43.231.4.7

  • lazystax.ru

Targets

    • Target
      20de026bf4998364c894a00f7a97df60_JaffaCakes118
    • Size 99KB
    • SHA256 7f8cb81aabb63a3bb8806b9c055582bec59ef104362316dc164dd686128b9246
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    tofseeevasionexecutionpersistencetrojan

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

      trojantofsee

    • Windows security bypass

      evasiontrojan

    • Creates new service(s)

      persistenceexecution

    • Modifies Windows Firewall

      evasion

    • Sets service image path in registry

      persistence

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Executes dropped EXE

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks