Overview

overview

10

Static

static

10

8fb680e847...97.exe

windows7-x64

10

8fb680e847...97.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    8fb680e847ab1c533fc3f092164064a5c298126ba16db0ab7df84cbaf6ffa997.exe

  • Size

    3.1MB

  • Sample

    241218-dl1s6a1ran

  • MD5

    c2281b1740f2acd02e9e19f83441b033

  • SHA1

    bf321d96b83261e5487f06c9c0ddfc75786c7c8c

  • SHA256

    8fb680e847ab1c533fc3f092164064a5c298126ba16db0ab7df84cbaf6ffa997

  • SHA512

    0c8a95e5caa07047073077a252a891e321cf1a8c964e6e99b72a1c701e6368e63aa82c0425f58364887de3c277130c3c1acda2064332c377efaccf6ce568e027

  • SSDEEP

    49152:jyF/j2yMy5en93hlLLzJjVrvjkoGduTHHB72eh2NT:jydj2yMy5en93hlLLzJjVrvo

Score
10/10
quasaroffice04discoveryspywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.0

Botnet

Office04

C2

connectdadad.ddns.net:4782

Mutex

e862a94f-5f45-4b8c-89de-f84dadb095d0

Attributes
  • encryption_key

    23E5F6D22FEE1750D36544A759A48349B064BC34

  • install_name

    PerfWatson1.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    svhost

  • subdirectory

    KDOT

Targets

    • Target

      8fb680e847ab1c533fc3f092164064a5c298126ba16db0ab7df84cbaf6ffa997.exe

    • Size

      3.1MB

    • MD5

      c2281b1740f2acd02e9e19f83441b033

    • SHA1

      bf321d96b83261e5487f06c9c0ddfc75786c7c8c

    • SHA256

      8fb680e847ab1c533fc3f092164064a5c298126ba16db0ab7df84cbaf6ffa997

    • SHA512

      0c8a95e5caa07047073077a252a891e321cf1a8c964e6e99b72a1c701e6368e63aa82c0425f58364887de3c277130c3c1acda2064332c377efaccf6ce568e027

    • SSDEEP

      49152:jyF/j2yMy5en93hlLLzJjVrvjkoGduTHHB72eh2NT:jydj2yMy5en93hlLLzJjVrvo

    Score
    10/10
    quasaroffice04discoveryspywaretrojan

    • 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

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks