Overview

overview

10

Static

static

3

63c6d0920e...0N.exe

windows7-x64

10

63c6d0920e...0N.exe

windows10-2004-x64

10

Resubmissions

04-01-2025 14:13

250104-rjfxvssphx 10

04-01-2025 13:54

250104-q7y8nsvkaj 10

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General

  • Target

    63c6d0920ea03f76908fe5f7b2492445de2ae9a2324fe4bb8e8300b869e92950N.exe

  • Size

    480KB

  • Sample

    250104-q7y8nsvkaj

  • MD5

    1eb69f7c6c85d25643396c52745fb8f0

  • SHA1

    80266ec69123767990f1e58372ee9b47c12e01cc

  • SHA256

    63c6d0920ea03f76908fe5f7b2492445de2ae9a2324fe4bb8e8300b869e92950

  • SHA512

    6f45abc90571e3efae25dce66cb86d69aea53d3631662dbc0317905ca6f9740de3eb112196b9c83544907e944057a0eab5698fd0834df277f755536b74ec215f

  • SSDEEP

    12288:iww6xvH9M3Ir55+JpWQbe6Ef4D+2u+4gnflehW:inKP9M4r55+JAQGf4D+2tleA

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

      63c6d0920ea03f76908fe5f7b2492445de2ae9a2324fe4bb8e8300b869e92950N.exe

    • Size

      480KB

    • MD5

      1eb69f7c6c85d25643396c52745fb8f0

    • SHA1

      80266ec69123767990f1e58372ee9b47c12e01cc

    • SHA256

      63c6d0920ea03f76908fe5f7b2492445de2ae9a2324fe4bb8e8300b869e92950

    • SHA512

      6f45abc90571e3efae25dce66cb86d69aea53d3631662dbc0317905ca6f9740de3eb112196b9c83544907e944057a0eab5698fd0834df277f755536b74ec215f

    • SSDEEP

      12288:iww6xvH9M3Ir55+JpWQbe6Ef4D+2u+4gnflehW:inKP9M4r55+JAQGf4D+2tleA

    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