General

  • Target

    free_windows.exe

  • Size

    348KB

  • MD5

    5a6f91985611929d8c9765c249690ce8

  • SHA1

    bc4eb0b9c045508cc7968fcef8d810a4413bf029

  • SHA256

    37da85549e4e387812a9d59f25e1172324516641ab884a16da72719c40b49225

  • SHA512

    73e4fafaa220dc39a7c8c512bac3154c221fbe32308378a0cbd0ab3542a19560fa9c9afc00aecb99781c5e1be7a5edfd4699688d03c59ac96df2c49148b5ae50

  • SSDEEP

    6144:IjNHXf500MtP8wVwWcbobn8QcG93pt/k88Ki:Kd50cwdhj8QcGZpt/kMi

Score
10/10

Malware Config

Extracted

Family

quasar

Version

1.3.0.0

Botnet

Office04

C2

172.16.40.30:4782

Mutex

QSR_MUTEX_w2uAciOW1UMmPO4cUV

Attributes
  • encryption_key

    pRS09vvOAEzyqRurZobQ

  • install_name

    svchost.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Microsoft svchost

Signatures

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

    Checks for missing Authenticode signature.

Files

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

    f34d5f2d4577ed6d9ceec516c1f5a744


    Headers

    Imports

    Sections