Analysis

  • max time kernel
    360s
  • max time network
    361s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    15/03/2024, 04:57

General

  • Target

    Quasar.exe

  • Size

    1.2MB

  • MD5

    12ebf922aa80d13f8887e4c8c5e7be83

  • SHA1

    7f87a80513e13efd45175e8f2511c2cd17ff51e8

  • SHA256

    43315abb9c8be9a39782bd8694a7ea9f16a867500dc804454d04b8bf2c15c51e

  • SHA512

    fda5071e15cf077d202b08db741bbfb3dbd815acc41deec7b7d44e055cac408e2f2de7233f8f9c5c618afd00ffc2fc4c6e8352cbdf18f9aab55d980dcb58a275

  • SSDEEP

    12288:IwPs012cBBBYiL9l/bFfpBBBBBBBBBBBBcA:jBBBYiLvzFfpBBBBBBBBBBBBcA

Score
10/10

Malware Config

Signatures

  • Quasar RAT

    Quasar is an open source Remote Access Tool.

  • Quasar payload 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Quasar.exe
    "C:\Users\Admin\AppData\Local\Temp\Quasar.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1200
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 1200 -s 584
      2⤵
        PID:2204

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1200-0-0x0000000000BB0000-0x0000000000CE8000-memory.dmp

            Filesize

            1.2MB

          • memory/1200-1-0x000007FEF5350000-0x000007FEF5D3C000-memory.dmp

            Filesize

            9.9MB

          • memory/1200-2-0x000000001B560000-0x000000001B5E0000-memory.dmp

            Filesize

            512KB

          • memory/1200-3-0x000007FEF5350000-0x000007FEF5D3C000-memory.dmp

            Filesize

            9.9MB

          • memory/1200-4-0x000000001B560000-0x000000001B5E0000-memory.dmp

            Filesize

            512KB