General

  • Target

    yeiifsd.exe

  • Size

    3.1MB

  • Sample

    241110-3v7qhaxfpm

  • MD5

    b96f34b2886c779fbb6ac0abdb109d31

  • SHA1

    95049b5972383e62d542db1f403ae86197619950

  • SHA256

    c1a0da5554f0b9f6869f7b9f74fd7cdc714c7afb69cc36ac4fbeb64ecb2a6bba

  • SHA512

    0cf92ebeca7675d72cebd554225b778e49f57295ce63bf4b0261540b41249b419473d949015b423257df04be2bda96fc3f716d227879cb252aeccdc7d0516365

  • SSDEEP

    49152:mv+lL26AaNeWgPhlmVqvMQ7XSKBCmymzZYoGd3THHB72eh2NT:mvuL26AaNeWgPhlmVqkQ7XSKBCm6

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

a007-190-104-116-8.ngrok-free.app:4782

Mutex

e51e2b65-e963-4051-9736-67d57ed46798

Attributes
  • encryption_key

    AEA258EF65BF1786F0F767C0BE2497ECC304C46F

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      yeiifsd.exe

    • Size

      3.1MB

    • MD5

      b96f34b2886c779fbb6ac0abdb109d31

    • SHA1

      95049b5972383e62d542db1f403ae86197619950

    • SHA256

      c1a0da5554f0b9f6869f7b9f74fd7cdc714c7afb69cc36ac4fbeb64ecb2a6bba

    • SHA512

      0cf92ebeca7675d72cebd554225b778e49f57295ce63bf4b0261540b41249b419473d949015b423257df04be2bda96fc3f716d227879cb252aeccdc7d0516365

    • SSDEEP

      49152:mv+lL26AaNeWgPhlmVqvMQ7XSKBCmymzZYoGd3THHB72eh2NT:mvuL26AaNeWgPhlmVqkQ7XSKBCm6

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • Quasar payload

    • Executes dropped EXE

MITRE ATT&CK Enterprise v15

Tasks