CVE-2021-44077 POC Default Dropped File

 1title: CVE-2021-44077 POC Default Dropped File
 2id: 7b501acf-fa98-4272-aa39-194f82edc8a3
 3status: test
 4description: Detects the creation of "msiexec.exe" in the "bin" directory of the ManageEngine SupportCenter Plus (Related to CVE-2021-44077) and public POC available (See references section)
 5references:
 6    - https://thedfirreport.com/2022/06/06/will-the-real-msiexec-please-stand-up-exploit-leads-to-data-exfiltration/
 7    - https://github.com/horizon3ai/CVE-2021-44077/blob/b7a48e25824e8ead95e028475c7fd0e107e6e6bf/exploit.py
 8author: Nasreddine Bencherchali (Nextron Systems)
 9date: 2022-06-06
10tags:
11    - attack.execution
12    - cve.2021-44077
13    - detection.emerging-threats
14logsource:
15    category: file_event
16    product: windows
17detection:
18    selection:
19        TargetFilename|endswith: '\ManageEngine\SupportCenterPlus\bin\msiexec.exe'
20    condition: selection
21falsepositives:
22    - Unlikely
23level: high

References

• Will the Real Msiexec Please Stand Up? Exploit Leads to Data Exfiltration

  

  In this multi-day intrusion, we observed a threat actor gain initial access to an organization by exploiting a vulnerability in ManageEngine SupportCenter Plus. The threat actor, discovered files o…

  
  Read More

• CVE-2021-44077/exploit.py at b7a48e25824e8ead95e028475c7fd0e107e6e6bf · horizon3ai/CVE-2021-44077

  

  Proof of Concept Exploit for ManageEngine ServiceDesk Plus CVE-2021-44077 - horizon3ai/CVE-2021-44077

  
  Read More

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