Overview

overview

10

Static

static

10

Client-built.exe

windows7-x64

10

Client-built.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    Client-built.exe

  • Size

    3.1MB

  • Sample

    240615-pn9dvsvamm

  • MD5

    cabf60cd922c090eab3479a54df85881

  • SHA1

    2d8cac7f6d34d091fd8b3492db12ed2b03de42e1

  • SHA256

    aaac0a15c0e347fc8be6933015f8e9293dbaf217a34ce9b57d75de1dd3f6b1af

  • SHA512

    be7b72cd2aab15a455095677d1ce6b89c2cc7ffa64f20ffb2237f7d4f400af127dfa1ef3211463f4a7b7c6a01615c2187a98d5be01759ed5fef89b7e4de31f34

  • SSDEEP

    49152:3vaI22SsaNYfdPBldt698dBcjHbIRJ6LbR3LoGdYTHHB72eh2NT:3vX22SsaNYfdPBldt6+dBcjHbIRJ6d

Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

192.168.43.153:4782

Mutex

429a52df-3422-4acc-8faa-0966f3bfcf1c

Attributes
  • encryption_key

    CCD08F8B971DB48D50069B79D7B2E987CB15BF90

  • 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

      cabf60cd922c090eab3479a54df85881

    • SHA1

      2d8cac7f6d34d091fd8b3492db12ed2b03de42e1

    • SHA256

      aaac0a15c0e347fc8be6933015f8e9293dbaf217a34ce9b57d75de1dd3f6b1af

    • SHA512

      be7b72cd2aab15a455095677d1ce6b89c2cc7ffa64f20ffb2237f7d4f400af127dfa1ef3211463f4a7b7c6a01615c2187a98d5be01759ed5fef89b7e4de31f34

    • SSDEEP

      49152:3vaI22SsaNYfdPBldt698dBcjHbIRJ6LbR3LoGdYTHHB72eh2NT:3vX22SsaNYfdPBldt6+dBcjHbIRJ6d

    Score
    10/10
    quasaroffice04spywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Executes dropped EXE

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Tasks