Overview

overview

10

Static

static

10

f54598770f...ac.exe

windows7-x64

10

f54598770f...ac.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f54598770f770d815c9707dd33518eac.exe

  • Size

    3.1MB

  • Sample

    240320-k5k1daea8w

  • MD5

    f54598770f770d815c9707dd33518eac

  • SHA1

    6acf4aaf1d74710ef92c0b99a4b263202fbefcb7

  • SHA256

    2cb1adb73eda0d1c2dc62f7bc312add25cfcc04017d3998e11513c4d02b1150e

  • SHA512

    dc927e84c41121e43f281af15ede1dcce368f1f94e88b56c893a1dfda8aa412547fe5f77d46fcc6a9fc8842b860edf4b3a3c059919b460d0f8611035d9e42d36

  • SSDEEP

    49152:SvyI22SsaNYfdPBldt698dBcjHutbXPEhNvJJaoGdwjTHHB72eh2NT:Svf22SsaNYfdPBldt6+dBcjHZhg

Score
10/10
quasaroffice01spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office01

C2

www.exiles.site:14782

Mutex

a0f587a6-d40f-499d-8e9e-b0831e1cb678

Attributes
  • encryption_key

    49BF5A48970D914C7E70F494A8E16B5EFA3AB6A0

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      f54598770f770d815c9707dd33518eac.exe

    • Size

      3.1MB

    • MD5

      f54598770f770d815c9707dd33518eac

    • SHA1

      6acf4aaf1d74710ef92c0b99a4b263202fbefcb7

    • SHA256

      2cb1adb73eda0d1c2dc62f7bc312add25cfcc04017d3998e11513c4d02b1150e

    • SHA512

      dc927e84c41121e43f281af15ede1dcce368f1f94e88b56c893a1dfda8aa412547fe5f77d46fcc6a9fc8842b860edf4b3a3c059919b460d0f8611035d9e42d36

    • SSDEEP

      49152:SvyI22SsaNYfdPBldt698dBcjHutbXPEhNvJJaoGdwjTHHB72eh2NT:Svf22SsaNYfdPBldt6+dBcjHZhg

    Score
    10/10
    quasaroffice01spywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Executes dropped EXE

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1
T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks