Overview

overview

10

Static

static

3

3304B81686...BA.exe

windows10-2004-x64

10

3304B81686...BA.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    3304B81686F03893B0A931F23C6665BA.exe
  • Size 8.4MB
  • Sample260828-cptzcastay
  • SHA256 27d22c374ffa52ab63cfb05c09b7925100f6ccd0eb00e314cf8f20be231da250
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
quasaroffice365executionpersistencespywaretrojan

Malware Config

Extracted

Family

  • quasar

Version

  • 1.4.1

Botnet

  • Office365

C2

  • 35.86.129.120:4782

Mutex

  • 901394fc-07f6-4354-9247-1690abbfd02f

Attributes
  • encryption_key

    D123D7F43D63545C7A8F643ACBE73E81F35C3F14

  • install_name

    Microsoft_Free_product.exe

  • key_salt

    bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941

  • log_directory

    klogs

  • reconnect_delay

    3000

  • startup_key

    windowsClient Startup

  • subdirectory

    SubDir

Targets

    • Target
      3304B81686F03893B0A931F23C6665BA.exe
    • Size 8.4MB
    • SHA256 27d22c374ffa52ab63cfb05c09b7925100f6ccd0eb00e314cf8f20be231da250
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    office365executionquasarpersistencespywaretrojan

    • Family: Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Executes dropped EXE

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks