Overview

overview

10

Static

static

10

39234b4b13...d4.exe

windows7-x64

10

39234b4b13...d4.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    39234b4b1387d417161e87d99f46f5d4.exe
  • Size 3.2MB
  • Sample241124-t8d6nsymft
  • SHA256 6c53c6883113580b6118856a433c5b2fb49a208e33d2faedb77d1e8609919af9
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
quasarddnsdiscoveryspywaretrojan

Malware Config

Extracted

Family

  • quasar

Version

  • 1.4.1

Botnet

  • DDNS

C2

  • 193.161.193.99:32471

Mutex

  • 807f3187-d087-4fff-beff-e73293a32af8

Attributes
  • encryption_key

    81A0C14D4C705B3C678E573C849DE7F6A3671A8B

  • install_name

    jusched.exe

  • log_directory

    CachedLogs

  • reconnect_delay

    3000

  • startup_key

    Java Update Scheduler

  • subdirectory

    Java

Targets

    • Target
      39234b4b1387d417161e87d99f46f5d4.exe
    • Size 3.2MB
    • SHA256 6c53c6883113580b6118856a433c5b2fb49a208e33d2faedb77d1e8609919af9
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    quasarddnsdiscoveryspywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar family

      quasar

    • Quasar payload

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks