Overview

overview

10

Static

static

file.exe

windows7-x64

10

file.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    file.exe
  • Size 147KB
  • Sample221126-dma9wsgd92
  • SHA256 5bb274e9b414a0c2270659e4c2152d0c30c60ecac04cb66fd71111a45a06332f
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
tofseeevasionpersistencetrojan

Malware Config

Extracted

Family

  • tofsee

C2

  • svartalfheim.top

  • jotunheim.name

Targets

    • Target
      file.exe
    • Size 147KB
    • SHA256 5bb274e9b414a0c2270659e4c2152d0c30c60ecac04cb66fd71111a45a06332f
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    tofseeevasionpersistencetrojan

    • Tofsee

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

      trojantofsee

    • Windows security bypass

      evasiontrojan

    • Creates new service(s)

      persistence

    • Executes dropped EXE

    • Modifies Windows Firewall

      evasion

    • Sets service image path in registry

      persistence

    • Deletes itself

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks