General

  • Target

    Z877Hdn.exe

  • Size

    3.1MB

  • Sample

    240522-1rejfaac99

  • MD5

    7ed897b505b072b2bf8e9defacd37cf3

  • SHA1

    afd9f5c336d142ac8ba98d4a4a8a65de7f902051

  • SHA256

    9bb743bcf31905ef1c6f43d45c38c1f28ad352bd9a26509bbfbedc915eb41a9c

  • SHA512

    a7027f2d6cb4995a6df16da9933544425b7577085a9da1b8150aa4b4a33fc388bb5814dd52a013dea4e22f68b73dde62798615feefc40b369c00c82be4fce188

  • SSDEEP

    49152:bvSI22SsaNYfdPBldt698dBcjHWCO1JGLoGdqRYUTHHB72eh2NT:bv/22SsaNYfdPBldt6+dBcjHWCha

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

negro

C2

192.168.254.138:4782

Mutex

27d614ba-ea44-400a-9548-ce68ca6d90a9

Attributes
  • encryption_key

    26B037B4C62A63CF09010E0757669A9491063FC4

  • install_name

    java.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      Z877Hdn.exe

    • Size

      3.1MB

    • MD5

      7ed897b505b072b2bf8e9defacd37cf3

    • SHA1

      afd9f5c336d142ac8ba98d4a4a8a65de7f902051

    • SHA256

      9bb743bcf31905ef1c6f43d45c38c1f28ad352bd9a26509bbfbedc915eb41a9c

    • SHA512

      a7027f2d6cb4995a6df16da9933544425b7577085a9da1b8150aa4b4a33fc388bb5814dd52a013dea4e22f68b73dde62798615feefc40b369c00c82be4fce188

    • SSDEEP

      49152:bvSI22SsaNYfdPBldt698dBcjHWCO1JGLoGdqRYUTHHB72eh2NT:bv/22SsaNYfdPBldt6+dBcjHWCha

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar payload

    • Executes dropped EXE

MITRE ATT&CK Enterprise v15

Tasks