Overview

overview

10

Static

static

10

Client-built.exe

windows11-21h2-x64

10

Sharing

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General

  • Target

    Client-built.exe

  • Size

    3.2MB

  • Sample

    250204-lzjqsssrcy

  • MD5

    76be66d7518dce8b34eb7d9b2fc39f49

  • SHA1

    5e11492ccd1ff35570ca819a1a833b763f984f1b

  • SHA256

    251378348a702c2e19c5d0757f921497cdfe69c1cc908e52a61e0d54c655a5be

  • SHA512

    1a67d53663aca80b90cd19bb47559bd9bc1fd0d3fe6336006d1f3355982023467955894283ae72fe0566ee1f71fe61b3732c2897e41ed4cd64f3b23eedd388c4

  • SSDEEP

    49152:QvRuf2NUaNmwzPWlvdaKM7ZxTwPuoLaoNdSTHHB72eh2NT:Qvsf2NUaNmwzPWlvdaB7ZxTw2o2

Score
10/10
quasaroffice04discoveryspywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

98.218.3.74:4800

2601:147:8500:53c0:959e:b4e0:7099:8e90:4800
Mutex

dd229ccb-39cd-4301-9413-ea14fa25ce22

Attributes
  • encryption_key

    F023A1C93603AFE96871B3F0323AA7B852FA745F

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    discord

  • subdirectory

    SubDir

Targets

    • Target

      Client-built.exe

    • Size

      3.2MB

    • MD5

      76be66d7518dce8b34eb7d9b2fc39f49

    • SHA1

      5e11492ccd1ff35570ca819a1a833b763f984f1b

    • SHA256

      251378348a702c2e19c5d0757f921497cdfe69c1cc908e52a61e0d54c655a5be

    • SHA512

      1a67d53663aca80b90cd19bb47559bd9bc1fd0d3fe6336006d1f3355982023467955894283ae72fe0566ee1f71fe61b3732c2897e41ed4cd64f3b23eedd388c4

    • SSDEEP

      49152:QvRuf2NUaNmwzPWlvdaKM7ZxTwPuoLaoNdSTHHB72eh2NT:Qvsf2NUaNmwzPWlvdaB7ZxTw2o2

    Score
    10/10
    quasaroffice04discoveryspywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar family

      quasar

    • Quasar payload

    • Executes dropped EXE

    behavioral1

MITRE ATT&CK Enterprise v15

Tasks