Overview

overview

10

Static

static

10

Client-built.exe

windows11-21h2-x64

10

Sharing

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General

  • Target

    Client-built.exe

  • Size

    3.1MB

  • Sample

    241023-n2rkjaycph

  • MD5

    8647ed646c772ebe15351e640ebe72b6

  • SHA1

    ac263e08bc25bbc014a583f456c3dac3edd7e587

  • SHA256

    7a5072dd54d7a2c09f9158e5686db032e0524e251cac95e592a5d3b27a41f49c

  • SHA512

    4ce889817a3869bbdae3603ccba86d958b883ef309188bac56548f028459df2d2c50175597156065cf94fe0c99dfa63ebcdb68000bc1c95b526b1e0eedb6fec2

  • SSDEEP

    49152:Gvht62XlaSFNWPjljiFa2RoUYIMCZ1JwLoGdKo3THHB72eh2NT:GvL62XlaSFNWPjljiFXRoUYIMCQB

Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

10.10.128.9:4782

Mutex

7a8b118d-eb46-45e9-9f01-2fe160e6067b

Attributes
  • encryption_key

    AEF7A53D672D2BDA4424CF552DD853E2C78FE173

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    WindowsUpdater

  • subdirectory

    SubDir

Targets

    • Target

      Client-built.exe

    • Size

      3.1MB

    • MD5

      8647ed646c772ebe15351e640ebe72b6

    • SHA1

      ac263e08bc25bbc014a583f456c3dac3edd7e587

    • SHA256

      7a5072dd54d7a2c09f9158e5686db032e0524e251cac95e592a5d3b27a41f49c

    • SHA512

      4ce889817a3869bbdae3603ccba86d958b883ef309188bac56548f028459df2d2c50175597156065cf94fe0c99dfa63ebcdb68000bc1c95b526b1e0eedb6fec2

    • SSDEEP

      49152:Gvht62XlaSFNWPjljiFa2RoUYIMCZ1JwLoGdKo3THHB72eh2NT:GvL62XlaSFNWPjljiFXRoUYIMCQB

    Score
    10/10
    quasaroffice04spywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Executes dropped EXE

    behavioral1

MITRE ATT&CK Enterprise v15

Tasks