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## https://sploitus.com/exploit?id=3B5FAE98-6B11-5401-B4D8-4B397BCEE367
# Follina โ CVE-2022-30190 Threat Analysis
> Microsoft MSDT Remote Code Execution zero-day โ active exploitation investigation by **MUHAMMAD ZAWAR KHATTAK**
๐ **[View Full Writeup โ](https://zavikhttak.github.io/Follina-CVE-2022-30190-Analysis)**
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## ๐งช Scenario
On a Friday evening, the team was alerted with a new RCE vulnerability actively being exploited in the wild. I was tasked with analyzing and researching the malicious sample to collect intelligence for the weekend team.
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## ๐งฐ Tools Used
| Tool | Purpose |
|------|---------|
| VirusTotal | Static analysis, file hashes, contacted URLs |
| Any.Run | Dynamic sandbox, MITRE ATT&CK mapping |
| CVE.org | Official vulnerability research |
| OSINT / GitHub | Detection rules, threat intelligence |
| Linux CLI | File hashing via sha1sum |
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## ๐ Key Findings
| # | Finding |
|---|---------|
| SHA1 Hash | `06727ffda60359236a8029e0b3e8a0fd11c23313` |
| File Type | Office Open XML Document (disguised as .doc) |
| Malicious URL | Embedded in `word/_rels/document.xml.rels` |
| Process Killed | `msdt.exe` โ Microsoft Support Diagnostic Tool |
| MITRE Technique | T1059 โ Command and Scripting Interpreter |
| CVE | CVE-2022-30190 โ Microsoft MSDT RCE |
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## ๐ก๏ธ Detection Rule (Windows Event ID 4688)
```
ProcessName: msdt.exe
ParentProcessName: WINWORD.EXE
EventID: 4688
```
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## ๐ References
- [CVE-2022-30190 โ cve.org](https://vulners.com/cve/CVE-2022-30190)
- [MITRE ATT&CK T1059](https://attack.mitre.org/techniques/T1059/)
- [Detection Rules โ GitHub](https://github.com/archanchoudhury/MSDT-CVE-2022-30190)
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