Overview

overview

10

Static

static

5

MOTIF_8307...ed.exe

windows10-2004-x64

10

MOTIF_8307...ed.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    MOTIF_8307361a634d5489434c7711fe3b320a_refanged.exe
  • Size 218KB
  • Sample260626-p44tbact8l
  • SHA256 a23c182349f17398076360b2cb72e81e5e23589351d3a6af59a27e1d552e1ec0
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
quasaroffice04discoveryexecutionpersistencespywaretrojan

Malware Config

Extracted

Family

  • quasar

Version

  • 1.3.0.0

Botnet

  • Office04

C2

  • mywinnetwork.ddns.net:80

Mutex

  • QSR_MUTEX_RjrwbI1Icgf7POFqQF

Attributes
  • encryption_key

    StbdXcw885BNQigDTAQD

  • install_name

    Client.exe

  • key_salt

    bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Windows Session Manager

  • subdirectory

    SubDir

Targets

    • Target
      MOTIF_8307361a634d5489434c7711fe3b320a_refanged.exe
    • Size 218KB
    • SHA256 a23c182349f17398076360b2cb72e81e5e23589351d3a6af59a27e1d552e1ec0
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    office04discoveryexecutionquasarpersistencespywaretrojan

    • Family: Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • ConfuserEx .NET packer

      Detects ConfuserEx .NET packer.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks