Overview

overview

10

Static

static

10

TronOS.exe

windows10-2004-x64

10

TronOS.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    TronOS.exe
  • Size 3.1MB
  • Sample260809-ssvm2shj9y
  • SHA256 1ee1d0bf7ed9baaadc6e0b8ee30c0b511de7cde5e07ec3f5f58fad0830a0c30e
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
quasaroffice04executionpersistencespywaretrojan

Malware Config

Extracted

Family

  • quasar

Version

  • 1.4.1

Botnet

  • Office04

C2

  • 4.tcp.ngrok.io:28069

Mutex

  • 33ff4640-c1a2-43f1-9848-be5660426c73

Attributes
  • encryption_key

    038D43E2FE7B6047366A969351D0A5A7575371E8

  • install_name

    Client.exe

  • key_salt

    bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    TronOS

  • subdirectory

    SubDir

Targets

    • Target
      TronOS.exe
    • Size 3.1MB
    • SHA256 1ee1d0bf7ed9baaadc6e0b8ee30c0b511de7cde5e07ec3f5f58fad0830a0c30e
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    office04executionquasarpersistencespywaretrojan

    • Family: Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Executes dropped EXE

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks