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

    241225-fn7qlayngm

  • MD5

    84f03f8b89bb599361ebf000c3fd13ce

  • SHA1

    5507081e72e26ec9bc2d25dec2a14714f7b03318

  • SHA256

    f0992e9e2ea5d5796c8c5c622f7da893d8151d14c46de8b1847a62d7afd08c6d

  • SHA512

    09e5bc0b31a2980a3f1e51dc5964c67147aa16bc7124a5f06e237f79b5436810868f7326afbb35ab25ee1559c531ca15e10f8262aa1a061ac45737a42599f464

  • SSDEEP

    49152:b+KL12toaDsbQPUl+DvccTzVPWj1GTiQjq3Q8Z4IoGtpTHHB72eh2NTd:b+Y12toaDsbQPUl+DvZzVPWjQS7Zl

Score
10/10
quasarslavediscoveryspywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Slave

C2

85.209.133.13:111

Mutex

ec2a0662-37ce-47bc-80e5-416bb4627d9b

Attributes
  • encryption_key

    D55A711D57A556B5F8341D90111BDC78FB07B322

  • install_name

    System.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    system

  • subdirectory

    SubDir

Targets

    • Target

      Client-built.exe

    • Size

      3.1MB

    • MD5

      84f03f8b89bb599361ebf000c3fd13ce

    • SHA1

      5507081e72e26ec9bc2d25dec2a14714f7b03318

    • SHA256

      f0992e9e2ea5d5796c8c5c622f7da893d8151d14c46de8b1847a62d7afd08c6d

    • SHA512

      09e5bc0b31a2980a3f1e51dc5964c67147aa16bc7124a5f06e237f79b5436810868f7326afbb35ab25ee1559c531ca15e10f8262aa1a061ac45737a42599f464

    • SSDEEP

      49152:b+KL12toaDsbQPUl+DvccTzVPWj1GTiQjq3Q8Z4IoGtpTHHB72eh2NTd:b+Y12toaDsbQPUl+DvZzVPWjQS7Zl

    Score
    10/10
    quasarslavespywaretrojandiscovery

    • 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