GitBook: [#3491] No subject

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CPol 2022-09-18 17:29:55 +00:00 committed by gitbook-bot
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commit 1870dc9ef7
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13 changed files with 20 additions and 14 deletions

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@ -22,7 +22,7 @@ dht udp "DHT Nodes"
![](<.gitbook/assets/image (273).png>)
![](<.gitbook/assets/image (345) (2) (2) (2) (2) (2) (2) (2) (2) (2) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1).png>)
![](<.gitbook/assets/image (345) (2) (2) (2) (2) (2) (2) (2) (2) (2) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1).png>)
InfluxDB

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@ -401,7 +401,7 @@ Get the address to this table with: **`objdump -s -j .got ./exec`**
Observe how after **loading** the **executable** in GEF you can **see** the **functions** that are in the **GOT**: `gef➤ x/20x 0xDIR_GOT`
![](<../../.gitbook/assets/image (620) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1).png>)
![](<../../.gitbook/assets/image (620) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (2).png>)
Using GEF you can **start** a **debugging** session and execute **`got`** to see the got table:

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@ -156,7 +156,7 @@ The files in the folder WPDNSE are a copy of the original ones, then won't survi
Check the file `C:\Windows\inf\setupapi.dev.log` to get the timestamps about when the USB connection was produced (search for `Section start`).
![](<../../../.gitbook/assets/image (477) (2) (2) (2) (2) (2) (2) (2) (3) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1).png>)
![](<../../../.gitbook/assets/image (477) (2) (2) (2) (2) (2) (2) (2) (3) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (12).png>)
### USB Detective

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@ -14,7 +14,7 @@
</details>
<img src="../.gitbook/assets/image (620) (2) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (9).png" alt="" data-size="original">\
<img src="../.gitbook/assets/image (620) (2) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (16).png" alt="" data-size="original">\
**Bug bounty tip**: **sign up** for **Intigriti**, a premium **bug bounty platform created by hackers, for hackers**! Join us at [**https://go.intigriti.com/hacktricks**](https://go.intigriti.com/hacktricks) today, and start earning bounties up to **$100,000**!
{% embed url="https://go.intigriti.com/hacktricks" %}
@ -159,7 +159,7 @@ echo bye >> ftp.txt
ftp -n -v -s:ftp.txt
```
<img src="../.gitbook/assets/image (620) (2) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (9).png" alt="" data-size="original">\
<img src="../.gitbook/assets/image (620) (2) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (16).png" alt="" data-size="original">\
**Bug bounty tip**: **sign up** for **Intigriti**, a premium **bug bounty platform created by hackers, for hackers**! Join us at [**https://go.intigriti.com/hacktricks**](https://go.intigriti.com/hacktricks) today, and start earning bounties up to **$100,000**!
{% embed url="https://go.intigriti.com/hacktricks" %}
@ -371,7 +371,7 @@ Now we just copy-paste the text into our windows-shell. And it will automaticall
* [https://github.com/62726164/dns-exfil](https://github.com/62726164/dns-exfil)
<img src="../.gitbook/assets/image (620) (2) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (9).png" alt="" data-size="original">\
<img src="../.gitbook/assets/image (620) (2) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (16).png" alt="" data-size="original">\
**Bug bounty tip**: **sign up** for **Intigriti**, a premium **bug bounty platform created by hackers, for hackers**! Join us at [**https://go.intigriti.com/hacktricks**](https://go.intigriti.com/hacktricks) today, and start earning bounties up to **$100,000**!
{% embed url="https://go.intigriti.com/hacktricks" %}

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@ -337,7 +337,7 @@ The page www.mail-tester.com can indicate you if you your domain is being blocke
* Decide from which account are you going to send the phishing emails. Suggestions: _noreply, support, servicedesk, salesforce..._
* You can leave blank the username and password, but make sure to check the Ignore Certificate Errors
![](<../../.gitbook/assets/image (253) (1) (2) (1) (1) (2) (2) (3) (3) (5) (3) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (9).png>)
![](<../../.gitbook/assets/image (253) (1) (2) (1) (1) (2) (2) (3) (3) (5) (3) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (14).png>)
{% hint style="info" %}
It's recommended to use the "**Send Test Email**" functionality to test that everything is working.\

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@ -723,7 +723,7 @@ You can collect console logs through the Xcode **Devices** window as follows:
5. Reproduce the problem.
6. Click on the **Open Console** button located in the upper right-hand area of the Devices window to view the console logs on a separate window.
![](<../../.gitbook/assets/image (466) (2) (2) (2) (2) (2) (2) (2) (3) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (8).png>)
![](<../../.gitbook/assets/image (466) (2) (2) (2) (2) (2) (2) (2) (3) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (13).png>)
You can also connect to the device shell as explained in Accessing the Device Shell, install **socat** via **apt-get** and run the following command:

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@ -332,7 +332,7 @@ C:\xampp\tomcat\conf\server.xml
If you see an error like the following one:
![](<../../.gitbook/assets/image (446) (1) (2) (2) (3) (3) (2) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (6).png>)
![](<../../.gitbook/assets/image (446) (1) (2) (2) (3) (3) (2) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (11).png>)
It means that the server **didn't receive the correct domain name** inside the Host header.\
In order to access the web page you could take a look to the served **SSL Certificate** and maybe you can find the domain/subdomain name in there. If it isn't there you may need to **brute force VHosts** until you find the correct one.

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@ -544,10 +544,16 @@ fork('/path/to/anything');
{% endtab %}
{% endtabs %}
## Protection
## VM Gadgets
In the paper [https://arxiv.org/pdf/2207.11171.pdf](https://arxiv.org/pdf/2207.11171.pdf) is also indicated that the control of **`contextExtensions`** from some methods of the **`vm`** library could be used as a gadget.\
However, as the previous **`child_process`** methods, it has been **fixed** in the latest versions.
## Fixes
In Jun 2022 from [**this commit**](https://github.com/nodejs/node/commit/20b0df1d1eba957ea30ba618528debbe02a97c6a) **** the var `options` instead of a `{}` is **** a **`kEmptyObject`**. Which **prevents a prototype pollution** from affecting the **attributes** of **`options`** to obtain RCE.\
At least from v18.4.0 this protection has been **implemented,** and therefore the previously commented **exploits** affecting the **`child_process`** methods **no longer work**.
At least from v18.4.0 this protection has been **implemented,** and therefore the previously commented **exploits** affecting the **`child_process`** methods **no longer work**.\
In [**this commit**](https://github.com/nodejs/node/commit/0313102aaabb49f78156cadc1b3492eac3941dd9) the **prototype pollution** of **`contextExtensions`** from the vm library was **also fixed** setting options to **`kEmptyObject` ** instead of **`{}`.**
## References

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@ -22,7 +22,7 @@
## Attacks Graphic
![](<../../.gitbook/assets/image (535) (1) (1) (2) (2) (2) (2) (2) (2) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (6).png>)
![](<../../.gitbook/assets/image (535) (1) (1) (2) (2) (2) (2) (2) (2) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (12).png>)
## Tool

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@ -473,7 +473,7 @@ In this case, `John@corp.local` has `GenericWrite` over `Jane@corp.local`, and w
First, we obtain the hash of `Jane` with for instance Shadow Credentials (using our `GenericWrite`).
<figure><img src="../../../.gitbook/assets/image (13) (1) (1) (1) (3).png" alt=""><figcaption></figcaption></figure>
<figure><img src="../../../.gitbook/assets/image (13) (1) (1) (1).png" alt=""><figcaption></figcaption></figure>
Next, we change the `userPrincipalName` of `Jane` to be `Administrator`. Notice that were leaving out the `@corp.local` part.
@ -553,7 +553,7 @@ In this case, `John@corp.local` has `GenericWrite` over `Jane@corp.local`, and w
First, we obtain the hash of `Jane` with for instance Shadow Credentials (using our `GenericWrite`).
<figure><img src="../../../.gitbook/assets/image (13) (1) (1) (1).png" alt=""><figcaption></figcaption></figure>
<figure><img src="../../../.gitbook/assets/image (13) (1) (1) (1) (2).png" alt=""><figcaption></figcaption></figure>
Next, we change the `userPrincipalName` of `Jane` to be `DC$@corp.local`.