Overview

overview

10

Static

static

10

hay88.exe

windows10-2004-x64

10

hay88.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    hay88.exe
  • Size 3.1MB
  • Sample260731-lws53adr7w
  • SHA256 87168b3778bc508327aa2f6eccb476ac3f858bf19cdd27c94f4c682b2f820a59
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
quasarhay88discoveryexecutionpersistencespywaretrojan

Malware Config

Extracted

Family

  • quasar

Version

  • 1.4.1

Botnet

  • hay88

C2

  • hay88.casino:80

  • hay88.casino:443

  • hay88.casino:3306

  • https://hay88.casino:80

  • https://hay88.casino:443

  • https://hay88.casino:3306

  • hay88.forum:80

  • hay88.forum:443

  • hay88.forum:3306

  • https://hay88.forum:80

  • https://hay88.forum:443

  • https://hay88.forum:3306

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

    hay88

  • subdirectory

    SubDir

Targets

    • Target
      hay88.exe
    • Size 3.1MB
    • SHA256 87168b3778bc508327aa2f6eccb476ac3f858bf19cdd27c94f4c682b2f820a59
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    hay88discoveryexecutionquasarpersistencespywaretrojan

    • 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

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks