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

    250327-1ea1gsysgx

  • MD5

    627472780aa08c81430c6e00a03a58b4

  • SHA1

    5577504b7d6ff99497d5d5f546211a281583e349

  • SHA256

    e8a8edfe33db5e5f64d809af4e09c178a4f24c3664c52256453f006f751fa67e

  • SHA512

    dfac7c943bc97fae120bf9bc01749e10c25d83346091a7d3ffa9a57bf71561bc047583b4e9f45d1fbb7e8d35afc7dbde0e14f6b98982001c4b19bdd3bf44c15e

  • SSDEEP

    49152:CvyI22SsaNYfdPBldt698dBcjHJiRJ61bR3LoGdl2THHB72eh2NT:Cvf22SsaNYfdPBldt6+dBcjHJiRJ6H

Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

192.168.237.150:4782

Mutex

cca6f222-119d-4901-a7c0-415a3c461781

Attributes
  • encryption_key

    A20ABDA3377B184B54624403E023FF2EBFFE49D6

  • 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

      627472780aa08c81430c6e00a03a58b4

    • SHA1

      5577504b7d6ff99497d5d5f546211a281583e349

    • SHA256

      e8a8edfe33db5e5f64d809af4e09c178a4f24c3664c52256453f006f751fa67e

    • SHA512

      dfac7c943bc97fae120bf9bc01749e10c25d83346091a7d3ffa9a57bf71561bc047583b4e9f45d1fbb7e8d35afc7dbde0e14f6b98982001c4b19bdd3bf44c15e

    • SSDEEP

      49152:CvyI22SsaNYfdPBldt698dBcjHJiRJ61bR3LoGdl2THHB72eh2NT:Cvf22SsaNYfdPBldt6+dBcjHJiRJ6H

    Score
    10/10
    quasaroffice04spywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar family

      quasar

    • Quasar payload

    • Executes dropped EXE

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks