MALICIOUS
94
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a large number of external links, many of which point to PDF files hosted on various domains. The document body suggests the content is related to violin sheet music, which is likely a lure to disguise the malicious intent. The PDF_SEO_LINK_FARM heuristic indicates a link farm strategy, commonly used for SEO spam or to distribute malicious content. The ML_NYX_PDF_MALICIOUS classifier strongly supports the malicious nature of this PDF.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active 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://webmail.carolynforonda.com/uploads/1/3/0/5/130551063/130551063.html#hallelujah+violin+sheet+music+with+notes
- http://www.thirdeyeuniversity.com/uploads/1/3/0/7/130739268/b837b80684bc28.pdf
- http://northeastflowershop.com/uploads/1/3/0/7/130739247/bukokasuno.pdf
- http://thewiseorganizer.com/uploads/1/3/0/7/130740086/2396613.pdf
- http://selimpension.com/uploads/1/3/0/6/130621191/3430618.pdf
- http://nipmucprincipal.com/uploads/1/3/0/4/130435821/ee64475e.pdf
- http://myoutdoorvisions.com/uploads/1/3/0/6/130621951/7228950.pdf
- http://hersheypetfood.com/uploads/1/3/0/2/130289205/wiwuvekew-bodufubile.pdf
- http://jmjlegalservices.com/uploads/1/3/0/8/130814254/pategenanapu.pdf
- http://mail.bridgingbrowncounty.org/uploads/1/3/0/5/130552084/kukebef-guvas-nanejib-kitevolaw.pdf
- http://acupuncture4pets.ca/uploads/1/3/0/7/130739084/vudabisavuvewe.pdf
- http://autoconstructors.com/uploads/1/3/0/3/130313208/eb13fa3174.pdf
- http://admin.eshsi.org/uploads/1/3/0/7/130776250/rerexuvonisipur.pdf
- http://zemanedopovao.com/uploads/1/3/0/6/130639685/bulimanosidi.pdf
- http://appaguides.com/uploads/1/3/0/8/130813557/7763518.pdf
- http://renderbarn.com/uploads/1/3/0/6/130622075/domofak_lemutekilo_duzuninasiwo_ruzuresixirinu.pdf
- http://onebottle.info/uploads/1/3/0/4/130476006/petitokevo.pdf
- http://mobiletruckrepairrichmond.com/uploads/1/3/0/6/130639362/vukanu.pdf
- http://maltaglasscreations.com/uploads/1/3/0/6/130620823/8c4bf.pdf
- http://ranger-radio.com/uploads/1/3/0/4/130489997/715963.pdf
- http://www.questbusinesses.com/uploads/1/3/0/6/130604145/buzaduduzukunuduse.pdf
- http://theaustinproject.org/uploads/1/3/0/7/130775979/weditoporar-gebepameval.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000070dd.bin60565f4c59a53b47974af1792a0cb4f563ef273a6bdc1e3aabd5f6fa65d1eddf |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x70DD | 7928 bytes |
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