General

  • Target

    iyry5trrt7.exe

  • Size

    3.1MB

  • Sample

    241109-a3wzratdjd

  • MD5

    2be928c12ef47547beb9bfd3201dcd2a

  • SHA1

    56fec6e1f1b7e5842ce82b2e59c30b009d3519dd

  • SHA256

    cd26a82269f7a8d01e7481ed383de80ff49151e7d78f92019160bbe5c0060cc2

  • SHA512

    45d8b634b94e748231cdd28f040f27c7d3d2d3c2015cc64fa43263b4b2563fcc860a07bd3b0d0046f503022680b16f79d396c31e4037b405e7b283df2a13fc19

  • SSDEEP

    49152:KvyI22SsaNYfdPBldt698dBcjHtORJ6hbR3LoGdPTHHB72eh2NT:Kvf22SsaNYfdPBldt6+dBcjHtORJ6D

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

190.104.116.8:4782

Mutex

e51e2b65-e963-4051-9736-67d57ed46798

Attributes
  • encryption_key

    AEA258EF65BF1786F0F767C0BE2497ECC304C46F

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      iyry5trrt7.exe

    • Size

      3.1MB

    • MD5

      2be928c12ef47547beb9bfd3201dcd2a

    • SHA1

      56fec6e1f1b7e5842ce82b2e59c30b009d3519dd

    • SHA256

      cd26a82269f7a8d01e7481ed383de80ff49151e7d78f92019160bbe5c0060cc2

    • SHA512

      45d8b634b94e748231cdd28f040f27c7d3d2d3c2015cc64fa43263b4b2563fcc860a07bd3b0d0046f503022680b16f79d396c31e4037b405e7b283df2a13fc19

    • SSDEEP

      49152:KvyI22SsaNYfdPBldt698dBcjHtORJ6hbR3LoGdPTHHB72eh2NT:Kvf22SsaNYfdPBldt6+dBcjHtORJ6D

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • Quasar payload

    • Executes dropped EXE

MITRE ATT&CK Enterprise v15

Tasks