Overview

overview

10

Static

static

3

f8e9936d8d...f4.exe

windows7-x64

1

f8e9936d8d...f4.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    146s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-06-2024 10:28

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General

  • Target

    f8e9936d8d5c19cc1eecf7175004f5223355d598e4834cb07cf2d03e0ae7aff4.exe

  • Size

    360KB

  • MD5

    0d347ef94018fa95cb30820ce61f0d45

  • SHA1

    ac953981f20f323b3a6148951dbc441608bdf5b9

  • SHA256

    f8e9936d8d5c19cc1eecf7175004f5223355d598e4834cb07cf2d03e0ae7aff4

  • SHA512

    43db5307590fffd7cb5e9f8f36e9a9785054f6186cc001f00de10e1c60e7a766a74967d90e69764105283a6a0d6bdb0d81b3b4a231058defe925d5b7a6ab6ea0

  • SSDEEP

    6144:7jeBu0ndSdYCX6+9E8KgmYWfcpJuaeMBaYSi+neTg23J+y:7cndSdYY6+9E8KgmYWfsJEy

Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

127.0.0.1:4782

Mutex

b04ba2ce-b74d-409a-9f5c-bdaffe1644ec

Attributes
  • encryption_key

    3C410D3A0BD1E76F9F4B11AD742F61FAE2E183E6

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Signatures

  • Quasar RAT

    Quasar is an open source Remote Access Tool.

    trojanspywarequasar
  • Quasar payload 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f8e9936d8d5c19cc1eecf7175004f5223355d598e4834cb07cf2d03e0ae7aff4.exe
    "C:\Users\Admin\AppData\Local\Temp\f8e9936d8d5c19cc1eecf7175004f5223355d598e4834cb07cf2d03e0ae7aff4.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:652

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/652-0-0x00007FF7B17B0000-0x00007FF7B1811000-memory.dmp
    Filesize

    388KB

    Download
  • memory/652-1-0x000001D905910000-0x000001D905C35000-memory.dmp
    Filesize

    3.1MB

    Download
  • memory/652-2-0x00007FFAD97A3000-0x00007FFAD97A5000-memory.dmp
    Filesize

    8KB

    Download
  • memory/652-3-0x000001D920580000-0x000001D9208A4000-memory.dmp
    Filesize

    3.1MB

    Download
  • memory/652-4-0x00007FFAD97A0000-0x00007FFADA261000-memory.dmp
    Filesize

    10.8MB

    Download
  • memory/652-5-0x00007FFAD97A0000-0x00007FFADA261000-memory.dmp
    Filesize

    10.8MB

    Download
  • memory/652-6-0x00007FFAD97A0000-0x00007FFADA261000-memory.dmp
    Filesize

    10.8MB

    Download
  • memory/652-7-0x00007FFAD97A0000-0x00007FFADA261000-memory.dmp
    Filesize

    10.8MB

    Download
  • memory/652-8-0x000001D907D00000-0x000001D907D50000-memory.dmp
    Filesize

    320KB

    Download
  • memory/652-9-0x000001D921210000-0x000001D9212C2000-memory.dmp
    Filesize

    712KB

    Download
  • memory/652-12-0x00007FFAD97A0000-0x00007FFADA261000-memory.dmp
    Filesize

    10.8MB

    Download
  • memory/652-13-0x00007FFAD97A3000-0x00007FFAD97A5000-memory.dmp
    Filesize

    8KB

    Download