General

  • Target

    sexy.exe

  • Size

    502KB

  • Sample

    220724-1txg2aabap

  • MD5

    0e28531b24a9dea26005a84d0f9dfa94

  • SHA1

    a749c6ab791a98fa17cc7251c37cf41ed2ca4277

  • SHA256

    15a42865e3b9563b0162987d9ba85a18fe6f7befb28d39daed3277434347200f

  • SHA512

    13d7596d08742b8425d461e38b007366c5ed3a9fe4b691e4b0bcc20548746a8813a3c1722f7e3ec08fbd7eb1916aa9fe436bf9c2179fe394d3663f406e83fc91

Malware Config

Extracted

Family

quasar

Version

1.4.0

Botnet

Pd

C2

djetdixipleshacker.ddns.net:4782

Mutex

c6993971-9d33-47ee-97be-1ee4c55f5b22

Attributes
  • encryption_key

    5BF63D2A9E5DC89F2E977D9F2C3F6E7245BE30C9

  • install_name

    WINDOWSREPAIRPROGRAMEFORVBUCKS.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    sussy

  • subdirectory

    Microdoux

Targets

    • Target

      sexy.exe

    • Size

      502KB

    • MD5

      0e28531b24a9dea26005a84d0f9dfa94

    • SHA1

      a749c6ab791a98fa17cc7251c37cf41ed2ca4277

    • SHA256

      15a42865e3b9563b0162987d9ba85a18fe6f7befb28d39daed3277434347200f

    • SHA512

      13d7596d08742b8425d461e38b007366c5ed3a9fe4b691e4b0bcc20548746a8813a3c1722f7e3ec08fbd7eb1916aa9fe436bf9c2179fe394d3663f406e83fc91

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar payload

    • suricata: ET MALWARE Generic AsyncRAT Style SSL Cert

      suricata: ET MALWARE Generic AsyncRAT Style SSL Cert

    • suricata: ET MALWARE Observed Malicious SSL Cert (Quasar CnC)

      suricata: ET MALWARE Observed Malicious SSL Cert (Quasar CnC)

    • Executes dropped EXE

    • 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 v6

Tasks