MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a deceptive call-to-action disguised as a free download for AutoCAD tutorials. It embeds a link that redirects to malicious infrastructure, specifically `https://ttraff.com/pify?keyword=autocad+tutorial+bangla+pdf+free+download`. This redirection is a common tactic for phishing or malware delivery. The presence of numerous external PDF links, many hosted on Shopify, suggests a link farm designed for SEO manipulation to attract unsuspecting users.
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.com/pify?keyword=autocad+tutorial+bangla+pdf+free+download In PDF document text
- http://files.stmarksdancestudio.org/uploads/1/3/0/8/130813992/f72076530.pdfIn PDF document text
- http://files.pooltablesandsupplies.com/uploads/1/3/0/8/130813988/bojosukoxe_jodabavufafufe_xomuworexo_zikelal.pdfIn PDF document text
- http://files.johnspauldingphotography.com/uploads/1/3/0/7/130739628/zugoponopobi.pdfIn PDF document text
- http://files.theforgottengospel.net/uploads/1/3/1/4/131452939/7106860.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/1/0431/1184/1949/files/13324984553.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6528/6566/files/27467510504.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2764/4072/files/lugofakekimevemafavebube.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9236/9823/files/kipatevomux.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6806/2872/files/72640683568.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2645/5455/files/12735028309.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5911/7206/files/fallout_4_bounty_hunter_mod.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/6413/8651/files/62879427671.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/6444/0472/files/luvuzevapagowoxeriv.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7916/4314/files/mind_reader_lior_suchard.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/8393/0527/files/budgeting_and_financial_management_for_nonprofit_organizations_weikart.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_off00005d0d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5D0D | 5368 bytes |
SHA-256: 04264ef87da204ea78997c7f9e63375488cd0947f887b151ee0c0750ac105431 |
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font_01_sfnt_off00006f6d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F6D | 10324 bytes |
SHA-256: ac738da298d52f546dfab9a2298dcaa72e2b0b74f0ede56f8e276e411995dcfe |
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