Resubmissions

11/01/2025, 19:05

250111-xrgf9aynhl 10

General

  • Target

    xenonew.exe

  • Size

    3.1MB

  • Sample

    250111-xrgf9aynhl

  • MD5

    2d60a76ce3357eecb47f10d21ba01fb0

  • SHA1

    1798a8dee078e7bd72296e79bbd2c2061d584fd7

  • SHA256

    55fd96a344bf6ccbf74dc7408f77f1080158fc2a0a20903b20e77a9cee2983d1

  • SHA512

    184f946295c7669f46a8fb878cb68bea943ed09c74cbd3588d4d7572295668edc8ba098f4e8c2deb21977d08ecc4b1f8e34376c4bb3074073e889864f04852e8

  • SSDEEP

    49152:fvelL26AaNeWgPhlmVqvMQ7XSK1NRJ6XbR3LoGduTHHB72eh2NT:fvOL26AaNeWgPhlmVqkQ7XSK1NRJ6p

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

augustinevegas-31173.portmap.host:31173

Mutex

7d74883a-5879-4f61-8c23-fc7af453d7c2

Attributes
  • encryption_key

    0B6DCD2BE4C82058601AFDA4AB9525FABE85A71D

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    1

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      xenonew.exe

    • Size

      3.1MB

    • MD5

      2d60a76ce3357eecb47f10d21ba01fb0

    • SHA1

      1798a8dee078e7bd72296e79bbd2c2061d584fd7

    • SHA256

      55fd96a344bf6ccbf74dc7408f77f1080158fc2a0a20903b20e77a9cee2983d1

    • SHA512

      184f946295c7669f46a8fb878cb68bea943ed09c74cbd3588d4d7572295668edc8ba098f4e8c2deb21977d08ecc4b1f8e34376c4bb3074073e889864f04852e8

    • SSDEEP

      49152:fvelL26AaNeWgPhlmVqvMQ7XSK1NRJ6XbR3LoGduTHHB72eh2NT:fvOL26AaNeWgPhlmVqkQ7XSK1NRJ6p

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • Quasar payload

    • Checks computer location settings

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

    • Executes dropped EXE

MITRE ATT&CK Enterprise v15

Tasks