General

  • Target

    qqsarbuilder.exe

  • Size

    3.1MB

  • MD5

    ea1ab6ce5932a3718821475f19feefea

  • SHA1

    5ab97ce62532976abd93ed2cf56662b8ec15606c

  • SHA256

    27f1a7bab299f2c36793116723e05be58c6edff36c07ba24a2703903cbdd6048

  • SHA512

    e66fa91097b2f725503206bd7e92da486ffd17a9c8fab221387c1d3795e59afedae4fb791b9c530e2e25272a642964e63dc15fe081faed29289c332db8523838

  • SSDEEP

    49152:fvSI22SsaNYfdPBldt698dBcjHvSZxNESEJk/ijLoGdLqiTHHB72eh2NT:fv/22SsaNYfdPBldt6+dBcjHvUxAv7

Score
10/10

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

192.168.174.129:4782

Mutex

4642d254-5910-430f-8e8f-b944ab72b6fd

Attributes
  • encryption_key

    F0F78B2B4A3D25098C1C1557DC99FDA4D204F27D

  • install_name

    windwsupdater.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    windwsupdater

  • subdirectory

    SubDir

Signatures

  • Quasar family
  • Quasar payload 1 IoCs
  • Unsigned PE 1 IoCs

    Checks for missing Authenticode signature.

Files

  • qqsarbuilder.exe
    .exe windows:4 windows x86 arch:x86

    f34d5f2d4577ed6d9ceec516c1f5a744


    Headers

    Imports

    Sections