MALICIOUS
94
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was identified as malicious by an ML classifier with high confidence. It contains a large number of external links, a technique often used for SEO manipulation or to distribute further malicious content. The document body, though partially corrupted, contains references to the URLs found in the PDF_URI and PDF_SEO_LINK_FARM heuristics, confirming the link farm nature of the document. No scripts were extracted, and the primary malicious activity appears to be the distribution of links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9999
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://abraxasroots.org/uploads/1/3/1/4/131453720/131453720.html#4+types+of+sentences+quiz+pdf
- http://scalespace.net/uploads/1/3/0/6/130639574/wegojox.pdf
- http://thelittleowlgallery.com/uploads/1/3/0/2/130288410/jivebom_linaw_mimubi.pdf
- http://ciarancronin.ie/uploads/1/3/0/5/130589126/napiperowimi.pdf
- http://thejunctionmandurah.com/uploads/1/3/1/8/131857390/fuwuw.pdf
- http://3clogisticsllc.com/uploads/1/3/0/7/130740142/pimakemeninarusoja.pdf
- http://hostmaster.stirlingguesthouse.co.uk/uploads/1/3/0/6/130621045/43fc3a576c35c.pdf
- http://server.lauracathleen.com/uploads/1/3/0/7/130775645/9fce50ca2c749d0.pdf
- http://abraxasroots.org/uploads/1/3/1/4/131453720/terms.html
- http://abraxasroots.org/uploads/1/3/1/4/131453720/dmca.html
- http://abraxasroots.org/uploads/1/3/1/4/131453720/policy.html
- https://fedotuleror.files.wordpress.com/2020/06/1641651613.pdf
- https://jorajeto.files.wordpress.com/2020/06/98320214175.pdf
- https://bimirofi.files.wordpress.com/2020/06/baxivazilidobanezerazajof.pdf
- https://jusuxifigig.files.wordpress.com/2020/06/4575487791.pdf
- https://fevagop.files.wordpress.com/2020/06/28961301739.pdf
- https://bifofidolo.files.wordpress.com/2020/06/46619577003.pdf
- https://funererole.files.wordpress.com/2020/06/pepivutowezi.pdf
- https://sigibob.files.wordpress.com/2020/06/88192230897.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_off00005bdf.bina71ebe15a230b6164fc24736cabed4002d101ec54de9968ce122a23ac32a0513 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5BDF | 10928 bytes |
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