Overview

overview

10

Static

static

10

Client-built.exe

windows10-1703-x64

10

Client-built.exe

windows10-2004-x64

10

Client-built.exe

windows11-21h2-x64

10

Sharing

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General

  • Target

    Client-built.exe

  • Size

    3.1MB

  • Sample

    240419-x6dc5seb2v

  • MD5

    c779ed74bff5ce61c85a033f24e36ba6

  • SHA1

    34eb56d8f75aa37b912f4a0efbdb3a95b3fe55db

  • SHA256

    cefc4a374827abbf22fbf34da0a020a564af27e6128281a26b253a55b4c7c613

  • SHA512

    ae7868c78bdd1afe9971d8424ddeac53b22452cf29ef4146416a7a988f64b5d1f7913718ca0e73af77646d0a0afb0fde528fc794ca9540a8d2e24b4ce3e73b6c

  • SSDEEP

    49152:evht62XlaSFNWPjljiFa2RoUYIeuRJ6ZbR3LoGd2hPTHHB72eh2NT:evL62XlaSFNWPjljiFXRoUYIeuRJ6bo

Score
10/10
quasarseror0xspywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

SEROR0X

C2

192.168.1.20:4782

Mutex

b27f4012-47c7-475d-a03a-00f905b66b14

Attributes
  • encryption_key

    8B2F470BFD440CA7BEAC354C6384288FF85968FB

  • install_name

    Windows.exe

  • log_directory

    Error Logs

  • reconnect_delay

    3000

  • startup_key

    Windows

  • subdirectory

    Windows

Targets

    • Target

      Client-built.exe

    • Size

      3.1MB

    • MD5

      c779ed74bff5ce61c85a033f24e36ba6

    • SHA1

      34eb56d8f75aa37b912f4a0efbdb3a95b3fe55db

    • SHA256

      cefc4a374827abbf22fbf34da0a020a564af27e6128281a26b253a55b4c7c613

    • SHA512

      ae7868c78bdd1afe9971d8424ddeac53b22452cf29ef4146416a7a988f64b5d1f7913718ca0e73af77646d0a0afb0fde528fc794ca9540a8d2e24b4ce3e73b6c

    • SSDEEP

      49152:evht62XlaSFNWPjljiFa2RoUYIeuRJ6ZbR3LoGd2hPTHHB72eh2NT:evL62XlaSFNWPjljiFXRoUYIeuRJ6bo

    Score
    10/10
    quasarseror0xspywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Executes dropped EXE

    behavioral1behavioral2behavioral3

MITRE ATT&CK Enterprise v15

Tasks