Overview

overview

10

Static

static

3

d7113fad96...d4.exe

windows7-x64

10

d7113fad96...d4.exe

windows10-2004-x64

7

Sharing

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General

  • Target

    d7113fad960575b0d0918e9f28e6a01b4b95bbb671c823352dc25b363fb7b8d4.exe

  • Size

    480KB

  • Sample

    241231-qybq1sspbz

  • MD5

    c18ce3e74ddb896c3d53bb186691ae31

  • SHA1

    03aff4a22449756b44c8214e32724f88df91b599

  • SHA256

    d7113fad960575b0d0918e9f28e6a01b4b95bbb671c823352dc25b363fb7b8d4

  • SHA512

    88acf31de158deead2dfb884e113acee73a5f913b65d64aba8fc3bf8db9c1d7c78ceaaf039153fc4619db7f1e0ab0323315f6e726f250851d0f16d675763306d

  • SSDEEP

    12288:iww6xvH9M3Ir55+JpWQbe6Ef4D+2u+4gnflehWf:inKP9M4r55+JAQGf4D+2tleAf

Score
10/10
quasarsvchost.exediscoveryspywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.3.0.0

Botnet

svchost.exe

C2

23.227.174.82:4782

Mutex

QSR_MUTEX_UtaUPinApnyZsQXsVE

Attributes
  • encryption_key

    hn8U0t79xWv7f03kzG79

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      d7113fad960575b0d0918e9f28e6a01b4b95bbb671c823352dc25b363fb7b8d4.exe

    • Size

      480KB

    • MD5

      c18ce3e74ddb896c3d53bb186691ae31

    • SHA1

      03aff4a22449756b44c8214e32724f88df91b599

    • SHA256

      d7113fad960575b0d0918e9f28e6a01b4b95bbb671c823352dc25b363fb7b8d4

    • SHA512

      88acf31de158deead2dfb884e113acee73a5f913b65d64aba8fc3bf8db9c1d7c78ceaaf039153fc4619db7f1e0ab0323315f6e726f250851d0f16d675763306d

    • SSDEEP

      12288:iww6xvH9M3Ir55+JpWQbe6Ef4D+2u+4gnflehWf:inKP9M4r55+JAQGf4D+2tleAf

    Score
    10/10
    quasarsvchost.exediscoveryspywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar family

      quasar

    • Quasar payload

    • Drops startup file

    • Looks up external IP address via web service

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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks