MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
This PDF document contains a large number of embedded links, many of which point to external PDF files hosted on various domains. The primary link, disguised as a Yamaha PSR 175 instruction manual, redirects to a malicious URL (ttraff.com). This indicates a link farm or SEO poisoning attack designed to drive traffic to malicious infrastructure. The ML classifier also strongly flagged this document as malicious.
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=yamaha%20psr%20175%20instruction%20manual In PDF document text
- http://files.harmonizeyourspace.com/uploads/1/3/2/3/132302913/6922088.pdfIn PDF document text
- http://files.cbuhrlaw.com/uploads/1/3/2/6/132695574/vawoguneriz.pdfIn PDF document text
- http://files.pvpresby.com/uploads/1/3/1/4/131407823/gujevizasemul.pdfIn PDF document text
- http://files.ueamun.org/uploads/1/3/1/3/131398250/vifomog.pdfIn PDF document text
- http://files.rubylakeresort.com/uploads/1/3/1/6/131606144/dolubutil-tadimo-wiruwefadinik-xavuwozubu.pdfIn PDF document text
- http://files.theroute92.com/uploads/1/3/0/8/130873973/zuguxizamuri.pdfIn PDF document text
- http://files.juliakitokirtley.com/uploads/1/3/1/1/131163957/satorenemap-zezutulemu-xunodunor-fixibakalabum.pdfIn PDF document text
- http://files.countyparkfriends.org/uploads/1/3/0/8/130814279/zobisulit_selitiga_sojinotavom.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://sediniguto.files.wordpress.com/2020/06/tulibovexirofopug.pdfIn PDF document text
- https://niboviris.files.wordpress.com/2020/07/22106568078.pdfIn PDF document text
- https://duwopizemole.files.wordpress.com/2020/06/3168179563.pdfIn PDF document text
- https://risifijog.files.wordpress.com/2020/06/48167371371.pdfIn PDF document text
- https://migosefej.files.wordpress.com/2020/07/44865321950.pdfIn PDF document text
- https://pigejonuzona.files.wordpress.com/2020/07/58712248910.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/61086590007.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/17721531589.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/45927795399.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/66541571973.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/wexanenivoxepabulolud.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/44411244229.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/gofifarigomikidapowokov.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_off00004b30.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4B30 | 5152 bytes |
SHA-256: 32c7179f0a3bf8f60086325adce98c289d38469b8a4cd449b4d37f9f3f3c7e5a |
|||
font_01_sfnt_off00005c8b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5C8B | 10252 bytes |
SHA-256: 90210946c3a619e2e94bdc0691f5e16251aa1edba542882426aba90787e5cbf1 |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.