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

    240529-fewa7sah5x

  • MD5

    b5477d01c6ec3a2e05153673c7cba24a

  • SHA1

    0774e7fb2a94aa489185ae7047b5c810685ba12e

  • SHA256

    348d6ee5d14cba4dd47355c7c521bf085824359b0285fd0f769678dc8c4edcea

  • SHA512

    590948c3b4e32685a6d4bbb14017c145f061f15e28d3ba1f26ef0d14a01adf2ab029fa11ee4ab2881612084b34e63f30d49d8867dcb0a463a848b6c253f8e488

  • SSDEEP

    49152:WvRt62XlaSFNWPjljiFa2RoUYIFeRJ6abR3LoGdZKTHHB72eh2NT:Wvb62XlaSFNWPjljiFXRoUYIFeRJ60

Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

10.0.0.235:4782

Mutex

344dfdd6-fe74-48a9-967b-a3dfad856bcb

Attributes
  • encryption_key

    131452D2A8537CACD85316B57C663E06ADAC8DE0

  • install_name

    SvcHost.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    conhost

  • subdirectory

    Windows

Targets

    • Target

      Client-built.exe

    • Size

      3.1MB

    • MD5

      b5477d01c6ec3a2e05153673c7cba24a

    • SHA1

      0774e7fb2a94aa489185ae7047b5c810685ba12e

    • SHA256

      348d6ee5d14cba4dd47355c7c521bf085824359b0285fd0f769678dc8c4edcea

    • SHA512

      590948c3b4e32685a6d4bbb14017c145f061f15e28d3ba1f26ef0d14a01adf2ab029fa11ee4ab2881612084b34e63f30d49d8867dcb0a463a848b6c253f8e488

    • SSDEEP

      49152:WvRt62XlaSFNWPjljiFa2RoUYIFeRJ6abR3LoGdZKTHHB72eh2NT:Wvb62XlaSFNWPjljiFXRoUYIFeRJ60

    Score
    10/10
    quasaroffice04spywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Executes dropped EXE

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks