MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains numerous links to external websites, a technique often used to obscure malicious destinations and engage in SEO link farming. One of the primary links directs to a known malicious redirector, suggesting an attempt to lead the user to a harmful site under the guise of a book download. No scripts were extracted from this sample.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
-
PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
-
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.
-
Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
-
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.
-
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 https://ttraff.com/wb?keyword=brushless%20motor%20design%20book%20pdf In PDF document text
- http://files.custombuilddeckshamilton.com/uploads/1/3/1/3/131398479/repukumuwimi_selez.pdfIn PDF document text
- http://files.westmountwildrugby.com/uploads/1/3/1/1/131163705/5601619.pdfIn PDF document text
- http://files.cypresschasecondod.com/uploads/1/3/1/0/131070146/1265378.pdfIn PDF document text
- http://files.kidkatranch.com/uploads/1/3/0/7/130775627/rutupafukoxena.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://gisejabupini.files.wordpress.com/2020/07/bopufixafuvozuxosep.pdfIn PDF document text
- https://mirusafib.files.wordpress.com/2020/06/13363340172.pdfIn PDF document text
- https://zipajufipoj.files.wordpress.com/2020/07/tovizanatalerod.pdfIn PDF document text
- https://bepepuwi.files.wordpress.com/2020/06/xadaf.pdfIn PDF document text
- https://mubijafap.files.wordpress.com/2020/07/nivibevarokusibiwofiviza.pdfIn PDF document text
- https://kuzulod.files.wordpress.com/2020/06/kamiropopijabugefij.pdfIn PDF document text
- https://zunuzimuj868992600.files.wordpress.com/2020/07/soboziw.pdfIn PDF document text
- https://wekunupapire.files.wordpress.com/2020/06/zabumuwogitasala.pdfIn PDF document text
- https://nuzobuko.files.wordpress.com/2020/07/redoneloxid.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0820/4701/files/kepedagijagaganeziwoxa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2031/2991/files/97430784144.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3184/6296/files/99735613507.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6815/3239/files/xumanajibutulozikukirixul.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3431/1832/files/lavofopisonajinozikiguwed.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9679/2471/files/69362320239.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/7424/1183/files/rumar.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/2703/8369/files/vugidufegipor.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/8812/4830/files/ramij.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006f7c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F7C | 5380 bytes |
SHA-256: b560e01b5493775b3df29df98a8c36121b6729932649ee60dd8800bee2c4e5e9 |
|||
font_01_sfnt_off000081a4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x81A4 | 10084 bytes |
SHA-256: 9455f3f544d29acb17bb6c6e0148b40dc36eb4c2bbcee670012bbcf087592490 |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.