Overview

overview

10

Static

static

10

Client-built.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    Client-built.exe

  • Size

    3.1MB

  • Sample

    241027-xsxvma1cja

  • MD5

    6c0a0f358f0a60055f0426822240fdc6

  • SHA1

    8e9bf932812121416df746c4290e6eaf52a6ba83

  • SHA256

    1db4785c2e4ffdbc8a18149d6da1ae157cb234e1837e5aae5de5db799825b0fe

  • SHA512

    c81992d751e8122e0fe34b5f9dd79220091bcfc2c777421693edf344bfc427f07239e39bf266ab8974f2c2b28463a5e830e42b4401615615202e551903a6dbab

  • SSDEEP

    49152:avbI22SsaNYfdPBldt698dBcjHhXYRxkDvJcQoGdPTHHB72eh2NT:avk22SsaNYfdPBldt6+dBcjHEk7

Score
10/10
quasaroffice04discoveryspywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

127.0.0.1:4782

127.0.0.1:80
Mutex

41dbc4e3-4c49-4e37-971d-bce5c6356d47

Attributes
  • encryption_key

    5446A6EE72AE0400FB80FEE45AC7AEB6FA7DD14B

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      Client-built.exe

    • Size

      3.1MB

    • MD5

      6c0a0f358f0a60055f0426822240fdc6

    • SHA1

      8e9bf932812121416df746c4290e6eaf52a6ba83

    • SHA256

      1db4785c2e4ffdbc8a18149d6da1ae157cb234e1837e5aae5de5db799825b0fe

    • SHA512

      c81992d751e8122e0fe34b5f9dd79220091bcfc2c777421693edf344bfc427f07239e39bf266ab8974f2c2b28463a5e830e42b4401615615202e551903a6dbab

    • SSDEEP

      49152:avbI22SsaNYfdPBldt698dBcjHhXYRxkDvJcQoGdPTHHB72eh2NT:avk22SsaNYfdPBldt6+dBcjHEk7

    Score
    10/10
    quasaroffice04discoveryspywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar family

      quasar

    • Quasar payload

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    behavioral1

MITRE ATT&CK Enterprise v15

Tasks