MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file exhibits characteristics of a link farm, embedding a large number of external links, many of which point to potentially malicious or unknown domains. One URL, 'https://ttraff.ru/pify?keyword=shape+tracing+worksheets+free+printable', is flagged as a known malicious redirector. The document body, though partially corrupted, contains keywords related to 'shape tracing worksheets' and includes this malicious URL, suggesting a lure to drive traffic to malicious infrastructure. The presence of a "download button" heuristic further supports the idea of a deceptive workflow.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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.ru/pify?keyword=shape+tracing+worksheets+free+printable In PDF document text
- http://vitofev.octopusgardendivecharters.com/uploads/1/3/1/0/131070374/nubabikeveb.pdfIn PDF document text
- http://files.eroticabotanica.com/uploads/1/3/0/7/130739758/nemozizaxezek.pdfIn PDF document text
- http://files.christopherwrench.com/uploads/1/3/1/4/131437669/4512208.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/1/0427/5650/5756/files/zanuzijavamurogelakiriwe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/12091312038.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/nakawefefaf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/9284441163.pdf?v=1594212706In PDF document text
- https://cdn.shopify.com/s/files/1/0432/4504/3876/files/duduburilenaxagunojuk.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0447/2084/9050/files/rerer.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/6577/7059/files/clep_college_mathematics_examination_guide.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/4504/4892/files/723092504.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1434/8197/files/24542927532.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/8359/4909/files/john_deere_diagnostic_codes.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/0096/1947/files/72551391171.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/1709/9675/files/71583621727.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/6713/0534/files/jisajeferuji.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_off00005ca0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5CA0 | 5676 bytes |
SHA-256: 89a132d49799a39b4c305b979af414dce02e75a73c347e8cc8d37855356092b9 |
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font_01_sfnt_off00006ff7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6FF7 | 11648 bytes |
SHA-256: be6383360333fa132a4b140a1f156e3c7e5f542f5b71505c2c17453e89cedbff |
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