General

  • Target

    Zamówienie_89118___Metal-Constructions.pdf.lzh.rar

  • Size

    3.5MB

  • Sample

    241112-kpvvmsxqfv

  • MD5

    5e5549ae4dd07a2d0532fe121ccab0fa

  • SHA1

    9d0a459baee083badf37ba48cc9e9048b24724ee

  • SHA256

    6008de3f1a1d175cc66844a23a4b07c7bf009c29dc6e81a96d7d0ed4658e4e64

  • SHA512

    49e3c200508810b02114e39f8e0e30a785fb042a85e9ecddc9707c01bfd8cc024e4a9079852354e2da10311d21d89d24031f1fc92c41ded6f934270ec045d548

  • SSDEEP

    98304:/E/c0bc42JOBo3PnSzb7O59BAlo+R4wMkJH:8hcaofnSzbC5kl/R5MoH

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

CODE

C2

twart.myfirewall.org:9792

rency.ydns.eu:5287

wqo9.firewall-gateway.de:8841

Mutex

02351e291-5d041-4fa37-932c7-869aeiQec514992

Attributes
  • encryption_key

    3145298725BA5E0DD56E87FFE3F8898EA81E6EDA

  • install_name

    workbook.exe

  • log_directory

    Logs

  • reconnect_delay

    6000

  • startup_key

    workbook

  • subdirectory

    SubDir

Targets

    • Target

      Zamówienie 89118 _ Metal-Constructions.pdf.com

    • Size

      3.5MB

    • MD5

      1834eaa9099724ef4fe227478fed783a

    • SHA1

      61176db35c4cda5a118bd4f3505d5bda26ebced0

    • SHA256

      fd12d28d6b8030ec8e3d28c13ce562dc0f42b085806401b02a1155a6f44eb19c

    • SHA512

      04191f86b0f2d9c1eecf71b4ff26ad20dacda5e4840b073a4c2a40b0927e8d3ec58ed6c12b4934eeaaef0e8311fe9877886ae1d4ec0970377ac6f9c00e2eced1

    • SSDEEP

      98304:DApiYNYRIkC6rLk+hXKUXPHCU+6VbgAs25XXQn5lE1kU7:DAtYPjxJHCogAs25XAn5lEt

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • Quasar payload

    • Executes dropped EXE

    • Loads dropped DLL

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks