MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links designed to appear as legitimate book downloads, but they redirect to a malicious domain (ttraff.com). This is a common SEO poisoning and phishing tactic to trick users into visiting malicious sites. The ML classifier also strongly indicated maliciousness.
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/wb?keyword=mixed%20martial%20arts%20books%20pdf In PDF document text
- http://files.brinccborneo.org/uploads/1/3/0/8/130874148/wokibufos-bimuf-vosevogu-sitoforepa.pdfIn PDF document text
- http://files.junglingworks.com/uploads/1/3/0/7/130775561/190d62.pdfIn PDF document text
- http://files.dtbellevue.com/uploads/1/3/2/7/132712209/xasebavixib-poduseroniwe-mimigusivoboxe.pdfIn PDF document text
- http://files.indianaclassics.org/uploads/1/3/1/8/131871816/tidela.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/1/0428/9835/8432/files/libidurekatomanazavevufi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8443/9971/files/37348370125.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/7280/5277/files/7177251774.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/7128/2079/files/mizasabamutewexe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9276/2006/files/34181679696.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/4613/2129/files/kitud.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2426/8968/files/robotic_arm_types.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/ruwofejimu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0568/9504/files/8593566137.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/0333/1231/files/27708637111.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/8795/3053/files/dapiri.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/9583/2216/files/gulowisafenusapitak.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/1624/7703/files/zabujexozepevepudi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3869/5846/files/37995375295.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000768c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x768C | 5148 bytes |
SHA-256: 3952a2b0b9ef0c567ae304c17b3413bcac23d89aeeb20504415360e945b7c2b5 |
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font_01_sfnt_off0000880a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x880A | 10208 bytes |
SHA-256: 49b31cc3d8593a63f98fb9f86e98c5ce23b89ab2580ecd6ad785d23e396eda02 |
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font_02_sfnt_off0000aaa3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAAA3 | 4324 bytes |
SHA-256: ad623bc7c681097dfa1224999cf6cc6072d3ca9a137655dc1129b0261f0b357c |
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