Overview

overview

10

Static

static

10

Pulsar-Client.exe

windows10-2004-x64

10

Pulsar-Client.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    Pulsar-Client.exe
  • Size 952KB
  • Sample260703-2f212acz9n
  • SHA256 d4c7a3654ad23308d63466f2b3ae4a0cf74956cbb4d6b58aa4569a85397e5d25
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
quasaradwaredefense_evasionpersistenceransomwarespywaretrojan

Malware Config

Extracted

Family

  • quasar

Attributes
  • encryption_key

    5CE944D6E3066399303771498189987CFEE1C064

  • key_salt

    5a23f8394640cb9e40658446a04c0bbae82dc93d0470e1b2a406a90fd2520382

  • reconnect_delay

    0

Targets

    • Target
      Pulsar-Client.exe
    • Size 952KB
    • SHA256 d4c7a3654ad23308d63466f2b3ae4a0cf74956cbb4d6b58aa4569a85397e5d25
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    quasarspywaretrojanadwaredefense_evasionpersistenceransomware

    • Family: Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

      persistence

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks