MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many of which point to a redirector service known for malicious activity. The primary redirector URL is `https://ttraff.cc/pify?keyword=sample+accomplishment+report+of+master+teacher`, which is likely used to obscure the final malicious destination. The document body, though heavily obfuscated, contains references to this URL and other PDF files hosted on Shopify, suggesting a link farm or phishing lure.
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.cc/pify?keyword=sample+accomplishment+report+of+master+teacher In PDF document text
- http://files.alyssaaleksanian.com/uploads/1/3/1/4/131406749/vuvigowalaxifu-jowigulipusel-pozeniteboki.pdfIn PDF document text
- http://files.valleyfarm.ca/uploads/1/3/0/9/130970003/a09c7a07.pdfIn PDF document text
- http://files.shortsalesuccessna.com/uploads/1/3/1/3/131379761/pigopaf.pdfIn PDF document text
- http://juxijex.travelinteach.com/uploads/1/3/0/7/130739415/2070149.pdfIn PDF document text
- http://fontawesome.iohttp://fontawesome.io/license/In 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/1/0434/6878/3768/files/fat_tire_bike_buying_guide.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/0539/3570/files/86901293279.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7179/0494/files/61248789461.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6305/0394/files/74079186987.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6678/5949/files/pivetugidigatam.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6879/2733/files/57527065925.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5090/1402/files/81101153462.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/2794/5889/files/dsp_first_mcclellan.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8385/8080/files/pedunezuzelavinosove.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0455/6567/3637/files/mitsubishi_air_conditioner_remote_control_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5208/1053/files/el_barril_del_amontillado.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/6453/9798/files/vukijun.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_off000065cd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x65CD | 1696 bytes |
SHA-256: c80b935bb2e72fbf0bb54bead4dcf673e2ee9ff5a06d35ab91e29c0786333a85 |
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font_01_sfnt_off00006df7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6DF7 | 5356 bytes |
SHA-256: 738b2b91cbf849487ee6bfc4a17b29fd4010e82d8a5b14fd1748930ee609c174 |
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font_02_sfnt_off00007fff.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7FFF | 12284 bytes |
SHA-256: f86fb43df971d3970d190a14218f8baed006dc9cf1d810a28d7f4b9b2b3ed50e |
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