Overview

overview

10

Static

static

10

e63b41bfdd...c3.exe

windows7-x64

10

e63b41bfdd...c3.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    e63b41bfdd3a89b6ebcfc05db158fdc399dbc081e49b01498831a62df34defc3.exe

  • Size

    3.1MB

  • Sample

    241214-rclvjatqfz

  • MD5

    e9a138d8c5ab2cccc8bf9976f66d30c8

  • SHA1

    e996894168f0d4e852162d1290250dfa986310f8

  • SHA256

    e63b41bfdd3a89b6ebcfc05db158fdc399dbc081e49b01498831a62df34defc3

  • SHA512

    5982fc759c8b1121ab5befaac53e1521931f06d276140195fa1fcbcd1069f546253e366ef4cc37245b3bc2ed60c4b8d0583f133a1264efd77938adf456a08ccc

  • SSDEEP

    49152:fvrI22SsaNYfdPBldt698dBcjHCWvXE/sGkCqILo+dPVTHHB72eh2NT:fvU22SsaNYfdPBldt6+dBcjHCWvTm

Score
10/10
quasaroffice04discoveryspywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

Dystopian-62863.portmap.host:62863

Mutex

e1de8f9b-5a7a-4798-a6fb-c03591ef3442

Attributes
  • encryption_key

    8C1BB32BFD240218BA0CB04D65341FB1FDE1E001

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    SubStart

  • subdirectory

    SubDir

Targets

    • Target

      e63b41bfdd3a89b6ebcfc05db158fdc399dbc081e49b01498831a62df34defc3.exe

    • Size

      3.1MB

    • MD5

      e9a138d8c5ab2cccc8bf9976f66d30c8

    • SHA1

      e996894168f0d4e852162d1290250dfa986310f8

    • SHA256

      e63b41bfdd3a89b6ebcfc05db158fdc399dbc081e49b01498831a62df34defc3

    • SHA512

      5982fc759c8b1121ab5befaac53e1521931f06d276140195fa1fcbcd1069f546253e366ef4cc37245b3bc2ed60c4b8d0583f133a1264efd77938adf456a08ccc

    • SSDEEP

      49152:fvrI22SsaNYfdPBldt698dBcjHCWvXE/sGkCqILo+dPVTHHB72eh2NT:fvU22SsaNYfdPBldt6+dBcjHCWvTm

    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.

    • Executes dropped EXE

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks