Resubmissions

05-12-2024 20:18

241205-y3mm3szpcx 3

05-12-2024 12:32

241205-pqsh5avkc1 3

05-12-2024 12:24

241205-pk96zstrft 10

General

  • Target

    registry.exe

  • Size

    1KB

  • Sample

    241205-pk96zstrft

  • MD5

    689a1880d6c5c0af7d0e3e567fe3df23

  • SHA1

    0e6f59da774e68d9aa8e18ae06865c473a721900

  • SHA256

    3e2e9b64c2701ed6fdd503b5cd52dcda17909a3f9f5f0f6c6b42ef8c9ae23c95

  • SHA512

    2ea34967d9a2c2478734537731fda96017e97fef4fd8ede1ec025e4fef992ca99fb8c412b15569edd697d451f26c6bce589783e0393dfe9538c158a7f1207160

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

JonahOscendoskY-53420.portmap.host:53420

Mutex

f38ec230-fd60-44ab-91a9-17577e4487f9

Attributes
  • encryption_key

    E127FB40EABF3C6167749BEDDDBC64167ED27B67

  • install_name

    Registry.exe

  • log_directory

    Logs

  • reconnect_delay

    1000

  • startup_key

    Registry

  • subdirectory

    SubDir

Targets

    • Target

      registry.exe

    • Size

      1KB

    • MD5

      689a1880d6c5c0af7d0e3e567fe3df23

    • SHA1

      0e6f59da774e68d9aa8e18ae06865c473a721900

    • SHA256

      3e2e9b64c2701ed6fdd503b5cd52dcda17909a3f9f5f0f6c6b42ef8c9ae23c95

    • SHA512

      2ea34967d9a2c2478734537731fda96017e97fef4fd8ede1ec025e4fef992ca99fb8c412b15569edd697d451f26c6bce589783e0393dfe9538c158a7f1207160

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • Quasar payload

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks