Overview

overview

10

Static

static

10

Client-built.exe

windows10-2004-x64

10

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General

  • Target

    Client-built.exe

  • Size

    3.3MB

  • Sample

    241208-wzag8s1pav

  • MD5

    8c5730b295d95613fffd0b6d45ccbf3b

  • SHA1

    4db0f81fd90a0d4a1a5fb3814fb41b4018a2c9c3

  • SHA256

    05cdc11f58a3ebde589ad04a1ab071522b946261092d5bd47fb7a8971593f4aa

  • SHA512

    91d1a5e8043b5bcb205098644ddeef5eb87d0532ef404e03a8f44ad0731008f28303982afcbb1f6616822096de8aba759182a2d1a74cc2020f70597e71f29db2

  • SSDEEP

    49152:wvuI22SsaNYfdPBldt698dBcjHpMWoeBxbaoGdsTHHB72eh2NTN:wvD22SsaNYfdPBldt6+dBcjHzo7

Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

45.200.148.155:6060

Mutex

4b3820e0-d123-49d9-b51e-3c4daa4f6874

Attributes
  • encryption_key

    F8879E9B26846C57C99B6F152F74703E1CC15B8B

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    SecurityHealthSystray.exe

  • subdirectory

    SubDir

Targets

    • Target

      Client-built.exe

    • Size

      3.3MB

    • MD5

      8c5730b295d95613fffd0b6d45ccbf3b

    • SHA1

      4db0f81fd90a0d4a1a5fb3814fb41b4018a2c9c3

    • SHA256

      05cdc11f58a3ebde589ad04a1ab071522b946261092d5bd47fb7a8971593f4aa

    • SHA512

      91d1a5e8043b5bcb205098644ddeef5eb87d0532ef404e03a8f44ad0731008f28303982afcbb1f6616822096de8aba759182a2d1a74cc2020f70597e71f29db2

    • SSDEEP

      49152:wvuI22SsaNYfdPBldt698dBcjHpMWoeBxbaoGdsTHHB72eh2NTN:wvD22SsaNYfdPBldt6+dBcjHzo7

    Score
    10/10
    quasaroffice04spywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar family

      quasar

    • Quasar payload

    • Executes dropped EXE

    • Drops file in System32 directory

    behavioral1

MITRE ATT&CK Enterprise v15

Tasks