General

  • Target

    3e367077b9f51162b57d557b4d4373fd32384529a5a4494ebde24a70ae8584ee

  • Size

    180KB

  • Sample

    240417-rpxgssdb6w

  • MD5

    0b211dde7541cd1b9027fd1da2d9792c

  • SHA1

    dfd592f1c6696ced7129d44c5c703b603412a35d

  • SHA256

    3e367077b9f51162b57d557b4d4373fd32384529a5a4494ebde24a70ae8584ee

  • SHA512

    8d09300aa4f00aae63bb78e5abcca5174e6feda4dbb74c6db879d6011a83f484532a3ad74cf3a34a0f70e3f2f31b9795096666988d62e7479497e736614644e4

  • SSDEEP

    3072:1Z8MpgCCNUXwWniWvm3/deK3E0jsul43eN1oTr5nt2yJlJb1v2GugOyfj2YT4:1ZrJX1MsYl4uLept2yJZvriYT4

Malware Config

Extracted

Family

quasar

Version

1.3.0.0

Botnet

Office04

C2

contodapug.con-ip.com:3000

Mutex

QSR_MUTEX_l1M93VuqIyiH8hEQ4I

Attributes
  • encryption_key

    rsiMb9hEmi3ZSrW5tyPG

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      d13a25f8c9dcf0cd27369a3889e37cfa00801ccaf9ac0a5da9e68d6b9cade24b.exe

    • Size

      348KB

    • MD5

      d554b7ab2ef4f1699f6d77ceb470d01e

    • SHA1

      a77b165e67682ef32c10f9e4dc4a235f4cc9e01c

    • SHA256

      d13a25f8c9dcf0cd27369a3889e37cfa00801ccaf9ac0a5da9e68d6b9cade24b

    • SHA512

      e96539eff34e66ff587c787b90e29181a0167fc0fa2c2ae9fd0208f80fe2b2df2c9ce1f4b2f5c1e65235f3d22b9e02f31ea83357481b23019306120c3fae92c6

    • SSDEEP

      6144:bzNHXf500M2zw/HXLo6K2bXZvWhJzAUKIVZA6:/d50oUHXlKKhvIE6

    • 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 Matrix

Tasks