MALICIOUS
94
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded external links, a technique often used for SEO spam or to redirect users to malicious sites. The ML classifier strongly indicated maliciousness, and the PDF_SEO_LINK_FARM heuristic confirms the presence of a link farm. The document body, though partially corrupted, contains a URL that matches one of the extracted links, suggesting a deliberate attempt to direct users to external content.
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://wwwdaimondholiday.com/uploads/1/3/0/5/130546923/130546923.html#ventajas+y+desventajas+del+modelo+educativo+de+finlandia
- http://nichellejensen4orem.com/uploads/1/3/0/4/130436244/vedagu-nuvere-wokebaxabopa-lapizejevelu.pdf
- http://populationhealthwebcasts.com/uploads/1/3/0/6/130604557/7101071.pdf
- http://noblemastiffs.com/uploads/1/3/0/3/130323513/2459016.pdf
- http://lukas.palubinskas.lt/uploads/1/3/0/6/130604259/nalobemafobamuniw.pdf
- http://phenixsalonsuitesboulder.com/uploads/1/3/0/8/130813945/wexewubot.pdf
- http://draygoncrafts.com/uploads/1/3/1/3/131380001/mobibo-gavos-sukaxizuwebuvut.pdf
- http://433talbotstreet.ca/uploads/1/3/0/5/130539728/pusageju_talavos_vozupobulelada.pdf
- http://cyber-edchristianschool.com/uploads/1/3/0/4/130477074/1004621.pdf
- http://elementsartsstudio.com/uploads/1/3/0/2/130272850/lujototijajej-mipuxew-sobapagogifed-temuwam.pdf
- http://dvwcrm.com/uploads/1/3/0/5/130551729/9430009.pdf
- http://squamishdoctors.com/uploads/1/3/0/6/130639085/1256813.pdf
- http://learnwithfrank.com/uploads/1/3/0/5/130550834/kosotem.pdf
- http://mediakit.mu/uploads/1/3/0/9/130969216/musizofik_bupuxusunez.pdf
- http://royalluxebeauty.com/uploads/1/3/0/5/130589264/vutuxavumadimili.pdf
- http://dordrive.com/uploads/1/3/0/9/130969852/2e681491c.pdf
- http://smallcommun.com/uploads/1/3/0/5/130541209/350c736bfa598a.pdf
- http://janeahtaylor.com/uploads/1/3/0/8/130873795/wiwexupidaw.pdf
- http://tinasfunforfive.com/uploads/1/3/0/4/130436068/ae06a.pdf
- http://mccraemoneymgmt.com/uploads/1/3/0/4/130476091/7976767.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006fca.binb0be8be41866963caca82dbeb1421b48d91ef9e01382e9da60b88bf0e5a991a0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6FCA | 6796 bytes |
font_01_sfnt_off000080ba.bin87995230df68af584c98015d3dd0f152e807d0aca3149fafcae2a851040656bb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x80BA | 8596 bytes |
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