Overview

overview

10

Static

static

10

Pulsar-Client.exe

windows10-2004-x64

10

Pulsar-Client.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    Pulsar-Client.exe
  • Size 956KB
  • Sample260529-z21c8aex2x
  • SHA256 ae3d473736223a4eb41da2a1f53c3370a5f1a2a4a0f34a884ed3fdce87b77d63
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
quasardefense_evasionspywaretrojan

Malware Config

Extracted

Family

  • quasar

Attributes
  • encryption_key

    0AA65F79CC9CE1541AA13444F27C0AB2D03101BF

  • key_salt

    5a23f8394640cb9e40658446a04c0bbae82dc93d0470e1b2a406a90fd2520382

  • reconnect_delay

    3000

Targets

    • Target
      Pulsar-Client.exe
    • Size 956KB
    • SHA256 ae3d473736223a4eb41da2a1f53c3370a5f1a2a4a0f34a884ed3fdce87b77d63
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defense_evasionquasarspywaretrojan

    • Family: Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Looks for VirtualBox Guest Additions in registry

      defense_evasion

    • Looks for VMWare Tools registry key

      defense_evasion

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks