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

    241213-shmvfstnfp

  • MD5

    cafaa2094366a156294df6341237e491

  • SHA1

    49868d99bb2252ce9911f8b6c94015cd87f24b01

  • SHA256

    9d7cd0429734cb72bc0205287461e459c51cee40f34e5e54513da2315bf8e84a

  • SHA512

    be176c9d7080b522c8a5dc9d219d47ee71ef507473348825073928142b9e9175287140fce137a5fc16d4d5ec0eb96bcc26bbeacf86dd328f9b5492f66b6af675

  • SSDEEP

    49152:zvbI22SsaNYfdPBldt698dBcjHKVE7uo+vJgBoGdBTHHB72eh2NT:zvk22SsaNYfdPBldt6+dBcjHqoj

Score
10/10
quasaroffice04discoveryspywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

Waix-40247.portmap.host:40247

Mutex

9d84e220-c4b7-4f5c-b179-163c03154a8f

Attributes
  • encryption_key

    B963B2000CDCB4E83B2966F1E1C703720463EE18

  • 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

      cafaa2094366a156294df6341237e491

    • SHA1

      49868d99bb2252ce9911f8b6c94015cd87f24b01

    • SHA256

      9d7cd0429734cb72bc0205287461e459c51cee40f34e5e54513da2315bf8e84a

    • SHA512

      be176c9d7080b522c8a5dc9d219d47ee71ef507473348825073928142b9e9175287140fce137a5fc16d4d5ec0eb96bcc26bbeacf86dd328f9b5492f66b6af675

    • SSDEEP

      49152:zvbI22SsaNYfdPBldt698dBcjHKVE7uo+vJgBoGdBTHHB72eh2NT:zvk22SsaNYfdPBldt6+dBcjHqoj

    Score
    10/10
    quasaroffice04discoveryspywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar family

      quasar

    • Quasar payload

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    behavioral1

MITRE ATT&CK Enterprise v15

Tasks