Overview

overview

10

Static

static

10

Pulsar-Client.exe

windows10-2004-x64

Pulsar-Client.exe

windows10-ltsc_2021-x64

Sharing

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General

  • Target
    Pulsar-Client.exe
  • Size 952KB
  • Sample260923-mvcblaywcv
  • SHA256 54a521a4aec18ef5408fb9b03d7eeb594ddc3ef1600251ddcbe95ad6889522e2
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
quasardefense_evasionmoduleratspywaretrojan

Malware Config

Extracted

Family

  • quasar

Attributes
  • encryption_key

    33A7029011B6BD4B067B8907EB238F25EFF233BF

  • key_salt

    5a23f8394640cb9e40658446a04c0bbae82dc93d0470e1b2a406a90fd2520382

  • reconnect_delay

    3000

Targets

    • Target
      Pulsar-Client.exe
    • Size 952KB
    • SHA256 54a521a4aec18ef5408fb9b03d7eeb594ddc3ef1600251ddcbe95ad6889522e2
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defense_evasionquasarmoduleratspywaretrojan

    • Family: Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • PulsaRAT library module

      Core component of the PulsaRAT remote access trojan, implementing its command protocol for hidden remote desktop, UAC bypass, persistence, and credential theft.

      ratmodule

    • Quasar payload

    • Looks for VirtualBox Guest Additions in registry

      defense_evasion

    • Looks for VMWare Tools registry key

      defense_evasion
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks