MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains numerous links, including one pointing to a known malicious redirector. The document body, though heavily obfuscated, contains text related to 'free adf aptitude test practice pdf' and includes the malicious URL. This suggests a phishing or scam attempt, leveraging a lure of practice materials to trick users into visiting a malicious site.
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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Urgency / deadline lure low SE_URGENCY_LUREDocument contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
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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=free+adf+aptitude+test+practice+pdf In PDF document text
- http://files.jillturnerassociates.co.uk/uploads/1/3/1/4/131452733/sijodade.pdfIn PDF document text
- http://files.cldlab.com/uploads/1/3/1/0/131070336/gejewapogodurezefefu.pdfIn PDF document text
- http://files.danielfentonanderson.com/uploads/1/3/1/4/131455337/begefolok-kobujezizo-torenimo.pdfIn PDF document text
- http://files.butterbeanproductions.com/uploads/1/3/0/8/130874493/kogokulir.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/1/0431/0210/9856/files/tabig.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/6319/6310/files/judawituzifekurujolaxux.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/2140/0226/files/38384834993.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/7306/1532/files/luxukarejavoneleruxu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7043/1125/files/sivipiteki.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9201/7305/files/74780022301.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7035/6632/files/towofikivebopeladej.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3695/8106/files/jijarixelotowozetejiz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5272/8474/files/70190920169.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/5841/1158/files/zerodha_varsity_module_3.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0447/3644/6613/files/gta_5_playlists.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5166/3012/files/leguwekumasa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0792/5664/files/superior_drummer_3_free.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_off00006462.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6462 | 4740 bytes |
SHA-256: c72eee59a9f412d609cafcc1ab16677da2f81e98799a4a6425e1e838faddc409 |
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font_01_sfnt_off00007490.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7490 | 10488 bytes |
SHA-256: bd38eed71ccc422a8b103fa61dfbcf9035a48ea6d8ec5c9720854d3fde0fe6d4 |
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font_02_sfnt_off0000983e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x983E | 4324 bytes |
SHA-256: 4fcfa7c68d76e23b667942a3ac892d2d5d88346478daafc61479ad4df4af3dd3 |
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