Overview

overview

10

Static

static

10

Payload.exe

windows10-2004-x64

Sharing

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General

  • Target

    Payload.exe

  • Size

    3.1MB

  • Sample

    241213-zphyeaylhw

  • MD5

    b0f4ccdba9627855a58b6f2f1673a3da

  • SHA1

    bb39bbd34084efdf4d0a994fba6419819d68c766

  • SHA256

    ef33af6a7f06d5dae8dd1da0412b795e1222bfd6ce447614c5cac912bcd3374d

  • SHA512

    7af9f641349e406b4d4079580247e72e566ee142028086225b0469ca545e064d365d4aad01d261711b7692a1c0130c7af9f875a56b026d39cb4ed86d2844c2b6

  • SSDEEP

    49152:WveI22SsaNYfdPBldt698dBcjHJLrhOmzmOoGdkTHHB72eh2NT:WvT22SsaNYfdPBldt6+dBcjHZrhp

Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

ukrainian.zapto.org:5552

Mutex

951dc75d-80db-463e-bcd9-8d5e9db51950

Attributes
  • encryption_key

    6DE9B098AFBC1DB6507E7CF9A6B32D44488DC3BF

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      Payload.exe

    • Size

      3.1MB

    • MD5

      b0f4ccdba9627855a58b6f2f1673a3da

    • SHA1

      bb39bbd34084efdf4d0a994fba6419819d68c766

    • SHA256

      ef33af6a7f06d5dae8dd1da0412b795e1222bfd6ce447614c5cac912bcd3374d

    • SHA512

      7af9f641349e406b4d4079580247e72e566ee142028086225b0469ca545e064d365d4aad01d261711b7692a1c0130c7af9f875a56b026d39cb4ed86d2844c2b6

    • SSDEEP

      49152:WveI22SsaNYfdPBldt698dBcjHJLrhOmzmOoGdkTHHB72eh2NT:WvT22SsaNYfdPBldt6+dBcjHZrhp

    Score
    10/10
    quasaroffice04spywaretrojan

    • 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

    behavioral1

MITRE ATT&CK Enterprise v15

Tasks