MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many pointing to domains associated with link farms and redirectors, such as ttraff.com. The document body, though heavily obfuscated, contains the URL 'https://ttraff.com/pify?keyword=mla+format+for+conference+presentation', suggesting a lure related to academic formatting. The ML classifier strongly flagged this PDF as malicious, and the presence of numerous external links indicates a likely attempt to redirect users to malicious content or phishing sites.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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.
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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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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.
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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 https://ttraff.com/pify?keyword=mla+format+for+conference+presentation In PDF document text
- http://jodun.elizabethfeltsdesign.com/uploads/1/3/1/3/131381241/jelifutujisapij.pdfIn PDF document text
- http://files.countrysideimplements.com/uploads/1/3/1/6/131636825/riboxu.pdfIn PDF document text
- http://lakibapid.filmodrom.eu/uploads/1/3/1/4/131437987/vakovuxifolo_vemogag.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4228/3432/files/ropuwajawugodenobipa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3669/5959/files/colonel_bogey_clarinet_sheet_music.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9164/8929/files/mental_retardation_causes.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6335/3244/files/73003012386.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/7564/7128/files/maria_montessori_biography.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6997/2392/files/46707443755.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7140/6237/files/86287055922.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6958/7104/files/1521625129.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5900/4070/files/lokosabugadozefila.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9386/8187/files/koxazuzopeki.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0971/2021/files/core_java_tutorial_javatpoint.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/4169/2570/files/20581353543.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000066f5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x66F5 | 5168 bytes |
SHA-256: 9deb24c96a969dc465566158516407c0b306ce2035eced272ce36b13f2a83ab9 |
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font_01_sfnt_off00007870.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7870 | 10380 bytes |
SHA-256: 5b6729d1088a0e5c5f949504d865b756827993008f7962ac477f007b7dd3a3aa |
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font_02_sfnt_off00009c27.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9C27 | 16144 bytes |
SHA-256: c5b81f703ebddc697e6824868dcd306aba919aa4c1ec28f594a83a04df97872b |
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