MALICIOUS
72
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains heuristics indicating a hidden external HTML iframe, suggesting an attempt to redirect the user. It also embeds multiple URLs that are likely malicious. No scripts were extracted from this sample, limiting the ability to determine the exact payload or persistence mechanisms. The embedded URLs are the primary indicators of malicious activity.
Machine Learning
- Nyx PDF Classifier malicious score 0.9482
Heuristics 2
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PDF contains hidden external HTML iframe high PDF_HIDDEN_HTML_IFRAMEPDF bytes contain a hidden zero-size HTML iframe pointing to an external HTTP(S) URL. This is a strong malicious dropper/redirect indicator and is not expected in ordinary PDF content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL http://fuadrenal.com/lib/index.php In PDF document text
- http://reycross.com/lib/index.phpIn PDF document text
- http://odmarco.com/lib/index.phpIn PDF document text
- http://www.gnu.org/copyleft/gpl.htmlIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_001_off0000049b.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x49B | 91432 bytes |
SHA-256: 5b0765156a7522e1b20f16cb911bf3a03d568d8ee9f5cab18481d8449fa81040 |
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stream_002_off0000b9ed.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0xB9ED | 264072 bytes |
SHA-256: a5337ef1f5a0dfe4dc8fa6b4f3ef847a53624800b5928a0eeef5b888ceecaabc |
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