MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links, many pointing to a redirector service (ttraff.cc) which is flagged as malicious. The document body, though heavily obfuscated, also contains URLs that appear to be part of a link farm designed to attract search engine traffic. This suggests a phishing or scam attempt to redirect users to malicious or unwanted content.
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=aerofoil+design+pdf In PDF document text
- http://files.lilyandjoantheatre.com/uploads/1/3/1/6/131607053/nosanilixefit-wezajadu-giguwenurat.pdfIn PDF document text
- http://files.crystal-river-healing.com/uploads/1/3/0/8/130813982/9a877e15c77612.pdfIn PDF document text
- http://files.artattoo.co.uk/uploads/1/3/0/8/130874192/1480258.pdfIn PDF document text
- http://kujamag.jamiekincaid.com/uploads/1/3/1/6/131606289/9159061.pdfIn PDF document text
- http://pagegunuj.joyfulbrush.com/uploads/1/3/0/9/130969465/ruxite.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/1/0439/4418/1928/files/pebemolepis.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9316/4181/files/54930740413.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/80804151078.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8499/5991/files/free_software_to_reorder_pages.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2077/1750/files/bdo_roaring_magical_armor.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5630/8123/files/advanced_engineering_mathematics_by_erwin_kreyszig.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5372/7387/files/dell_brocade_6505_datasheet.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0441/1149/5320/files/atmosfera_caracteristicas.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2590/8383/files/62337309369.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/32732230761.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/9775/8622/files/auto_mechanics_dictionary.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/1538/6789/files/what_is_discord.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0124/9955/files/separosawogarum.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/0409/2839/files/66931862922.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000095f2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x95F2 | 4988 bytes |
SHA-256: 27b077b769a422a93ae4159fe331edc407bd3af0ea0adaf391e12d51d643f214 |
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font_01_sfnt_off0000a6ff.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA6FF | 15744 bytes |
SHA-256: d6ac1741b3510d9016396d4da91dffc2374a2a347e1e4a49e95d89856fb43c2b |
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font_02_sfnt_off0000d95a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD95A | 16064 bytes |
SHA-256: a12e1470c7ae925daad548a12934703a3a60fb09a822252cc73ba90359afbd61 |
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