General

  • Target

    Client-built.exe

  • Size

    3.1MB

  • Sample

    230818-ylyn1seh5t

  • MD5

    907ca52b15656a82fd898fe51d04819e

  • SHA1

    48d9b17eb72485c199144d1f6d1f26d097e2b4a3

  • SHA256

    7e36b10f970f0c74fb05f9b8f6d665a583767a4edd33335b7eebf20e8e47662b

  • SHA512

    9ed683185ef7f07e99560a54b192ba678b3cd5227e5c08d30884268a1565bf2e0ff23ace6cd23e024f89e0a2f423ba40315736c240b31fe1edd0b7d2a4a05939

  • SSDEEP

    98304:CWV5SgjlbwPdRl5fGO4ZL0luiel9uRJk3HZ2b/aryTnrfvnM3A2Ozv+w:dTQzP

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

ZJEB

C2

VIPEEK1990-25013.portmap.host:25013

Mutex

6dc31622-d956-4edc-9f26-f6a6259e5cf0

Attributes
  • encryption_key

    3EBA8BC34FA983893A9B07B831E7CEB183F7492D

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Windows Security Service

  • subdirectory

    SubDir

Targets

    • Target

      Client-built.exe

    • Size

      3.1MB

    • MD5

      907ca52b15656a82fd898fe51d04819e

    • SHA1

      48d9b17eb72485c199144d1f6d1f26d097e2b4a3

    • SHA256

      7e36b10f970f0c74fb05f9b8f6d665a583767a4edd33335b7eebf20e8e47662b

    • SHA512

      9ed683185ef7f07e99560a54b192ba678b3cd5227e5c08d30884268a1565bf2e0ff23ace6cd23e024f89e0a2f423ba40315736c240b31fe1edd0b7d2a4a05939

    • SSDEEP

      98304:CWV5SgjlbwPdRl5fGO4ZL0luiel9uRJk3HZ2b/aryTnrfvnM3A2Ozv+w:dTQzP

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar payload

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Enterprise v15

Tasks