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 of which point to external resources. One critical heuristic identified a link to known malicious redirector infrastructure, specifically 'https://ttraff.cc/pify?keyword=introduction+to+affine+geometry+pdf'. The document body, though partially corrupted, also contains this URL, suggesting a lure to a malicious site disguised as academic content. The ML classifier strongly supports the malicious nature of this PDF.
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.cc/pify?keyword=introduction+to+affine+geometry+pdf In PDF document text
- http://jipij.kingdomtransformationchurch.org/uploads/1/3/2/6/132681504/jefejo.pdfIn PDF document text
- http://files.firsttakeagency.com/uploads/1/3/2/6/132681033/ramokonosakel.pdfIn PDF document text
- http://files.hornsbyptsa.org/uploads/1/3/1/3/131379434/bomujakurufilo.pdfIn PDF document text
- http://files.busylilbeefloral.com/uploads/1/3/2/6/132696029/8207767.pdfIn PDF document text
- http://files.mydbsservices.com/uploads/1/3/1/4/131406544/debutibedobi.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0438/3762/0386/files/kubatab.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/71409998288.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/5903401900.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9163/9974/files/xamitakotoninog.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/9920/8346/files/37872859827.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2252/3288/files/xoxonazujarujorasute.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6970/2306/files/mezetoxapotawu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5099/0753/files/losulozezeluse.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8249/8716/files/86479228233.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4686/3005/files/79697536156.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7762/3194/files/nepefozodogigofos.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/7896/5656/files/wudoxu.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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00007b59.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B59 | 5188 bytes |
SHA-256: 2d10c82ef08d58932f057ad62c7d79a4ace541c0b503930639bbfdbc9a8a3857 |
|||
font_01_sfnt_off00008ceb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8CEB | 15648 bytes |
SHA-256: cddb2a78d7ecd6e889775699244dbf1fbae1af226aea6df5807bc4148f442baf |
|||
font_02_sfnt_off0000bd87.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBD87 | 16196 bytes |
SHA-256: 9de08dc905cbd07b8886690058a81895e05784516d7839d928fa552090f9aba6 |
|||
font_03_sfnt_off0000d2d1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD2D1 | 4324 bytes |
SHA-256: a542ec26cea93e049a2e27cd59b1347dd9bbdea13775fd7b822b3c2b3136116f |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.