Overview

overview

10

Static

static

10

dwwdw.exe

windows10-2004-x64

10

dwwdw.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    dwwdw.exe
  • Size 3.1MB
  • Sample260702-rwlc4sds2p
  • SHA256 51e1149d6ebe110c4cf015bdc582a57016073ea11b9fad9972de0e395d710eee
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
quasar https://xn--c-ifu2a9exa9bye4c.net/vi-vn/discoveryexecutionpersistencespywaretrojan

Malware Config

Extracted

Family

  • quasar

Version

  • 1.4.1

Botnet

  • https://xn--c-ifu2a9exa9bye4c.net/vi-vn/

C2

  • https://xn--c-ifu2a9exa9bye4c.net/vi-vn/:80

  • https://xn--c-ifu2a9exa9bye4c.net/vi-vn/:8080

  • https://xn--c-ifu2a9exa9bye4c.net/vi-vn/:443

  • https://xn--c-ifu2a9exa9bye4c.net/vi-vn/:8443

Mutex

  • dc84e7d7-1880-44d7-b9b1-977a69077998

Attributes
  • encryption_key

    576D1496F563366ADEBFC3046D6584BB4AD91241

  • install_name

    Client.exe

  • key_salt

    bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941

  • log_directory

    Logs

  • reconnect_delay

    10

  • startup_key

    https://xn--c-ifu2a9exa9bye4c.net/vi-vn/

  • subdirectory

    SubDir

Targets

    • Target
      dwwdw.exe
    • Size 3.1MB
    • SHA256 51e1149d6ebe110c4cf015bdc582a57016073ea11b9fad9972de0e395d710eee
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    https://xn--c-ifu2a9exa9bye4c.net/vi-vn/discoveryexecutionquasarpersistencespywaretrojan

    • Family: Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks