Overview

overview

10

Static

static

3

sysupdate.exe

windows10-2004-x64

10

sysupdate.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    sysupdate.exe
  • Size 4KB
  • Sample261021-xfa54afs21
  • SHA256 d23918749f24f722608023363e5f2c2001821844c2c4e78f5b8b4dd03de7c72b
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
quasarexecutionpersistencespywaretrojan

Malware Config

Extracted

Family

  • quasar

Attributes
  • encryption_key

    B6D7F0F9D0177BC652781D54A1E7EE851F5F574E

  • key_salt

    5a23f8394640cb9e40658446a04c0bbae82dc93d0470e1b2a406a90fd2520382

  • log_directory

    2Wu��V ���2.C

  • reconnect_delay

    3000

Targets

    • Target
      sysupdate.exe
    • Size 4KB
    • SHA256 d23918749f24f722608023363e5f2c2001821844c2c4e78f5b8b4dd03de7c72b
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    executionquasarpersistencespywaretrojan

    • Family: Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks