Overview

overview

10

Static

static

10

Client-built.exe

windows10-ltsc 2021-x64

10

Client-built.exe

windows11-21h2-x64

10

Sharing

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General

  • Target

    Client-built.exe

  • Size

    3.1MB

  • Sample

    250206-ws75xstrdk

  • MD5

    de7909c583d5e0b334e89e95f6384171

  • SHA1

    d483c5298602a9b706d848262929e4ef3ec03720

  • SHA256

    bbdb9c68f5f4dad1f0bc699176d54fca52f89f6a30f4e22b0a7be85b2aade5c1

  • SHA512

    a375179aa3f2b4cbf3543c61ccf6ef422c3664a0797cc6d76d044ecced36f23a1bab7927e24bb54394631c1971d3e745085fdc3152b5d25d8bfe8eaddf7f1ee0

  • SSDEEP

    49152:rvnI22SsaNYfdPBldt698dBcjH+g/MBxvLoGd5THHB72eh2NT:rvI22SsaNYfdPBldt6+dBcjH1/s

Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

100.68.87.21:5050

Mutex

7f5242b1-93d2-4a21-9129-5a75556ad700

Attributes
  • encryption_key

    797D0B478D9E5462152708E8188B9B9CACB9144A

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      Client-built.exe

    • Size

      3.1MB

    • MD5

      de7909c583d5e0b334e89e95f6384171

    • SHA1

      d483c5298602a9b706d848262929e4ef3ec03720

    • SHA256

      bbdb9c68f5f4dad1f0bc699176d54fca52f89f6a30f4e22b0a7be85b2aade5c1

    • SHA512

      a375179aa3f2b4cbf3543c61ccf6ef422c3664a0797cc6d76d044ecced36f23a1bab7927e24bb54394631c1971d3e745085fdc3152b5d25d8bfe8eaddf7f1ee0

    • SSDEEP

      49152:rvnI22SsaNYfdPBldt698dBcjH+g/MBxvLoGd5THHB72eh2NT:rvI22SsaNYfdPBldt6+dBcjH1/s

    Score
    10/10
    quasaroffice04spywaretrojan
    behavioral1behavioral2

MITRE ATT&CK Matrix

Tasks