Overview

overview

10

Static

static

a2e240cd5c...0d.exe

windows7_x64

10

a2e240cd5c...0d.exe

windows10_x64

10

Sharing

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General

  • Target
    a2e240cd5c31c15efaabd049a2b17462e57eb5a2b0e089bc6ed3f7aaf40f3b0d
  • Size 12.1MB
  • Sample201108-s7733mlxje
  • SHA256 a2e240cd5c31c15efaabd049a2b17462e57eb5a2b0e089bc6ed3f7aaf40f3b0d
  • MD5 SHA1 SHA512
Score
10/10
tofseeevasionpersistencetrojan

Malware Config

Targets

    • Target
      a2e240cd5c31c15efaabd049a2b17462e57eb5a2b0e089bc6ed3f7aaf40f3b0d
    • Size 12.1MB
    • SHA256 a2e240cd5c31c15efaabd049a2b17462e57eb5a2b0e089bc6ed3f7aaf40f3b0d
    • MD5 SHA1 SHA512
    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

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Drops file in System32 directory

    • Modifies service

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks