MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many pointing to Shopify domains, which is characteristic of a link farm. One critical heuristic identified a redirector link to 'ttraff.com' with a keyword suggesting a lure for exam-related documents. The ML classifier strongly supports the malicious nature of this PDF. The primary attack vector appears to be directing users to malicious or deceptive content through a network of links.
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.com/pify?keyword=bank+clerk+exam+questions+and+answers+pdf In PDF document text
- http://files.tariqahalkaamilah.com/uploads/1/3/1/1/131163620/nitedawoxedusus.pdfIn PDF document text
- http://files.spiralpathpilgrimages.com/uploads/1/3/2/7/132740264/8066361.pdfIn PDF document text
- http://files.rosconvent.ie/uploads/1/3/1/8/131856456/892f6ad5da3782c.pdfIn PDF document text
- http://files.renzoeats.com/uploads/1/3/2/7/132741385/firaduduv.pdfIn PDF document text
- http://files.airavi.net/uploads/1/3/1/3/131381316/97487b3e.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/1/0433/6317/2502/files/dixokekixa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/3644/8667/files/61926087257.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3384/5150/files/mine_sweeper_cheats.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2930/7293/files/communication_skills_and_soft_skills.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4885/2894/files/midea_rice_cooker.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4267/6648/files/luvatopusofogodomujop.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2036/1629/files/bihar_river_map.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6059/1776/files/laliberuwogawawetako.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/1769/9477/files/sasarefelexenenebekilubo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6844/8152/files/kozadedaxox.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/7790/3263/files/47103724386.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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000072e2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x72E2 | 5584 bytes |
SHA-256: 12f325bcb1c067b10521874154cd840a88548e246104e67dafd0f9b9060d1ece |
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font_01_sfnt_off000085cf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x85CF | 1800 bytes |
SHA-256: daad3f347a4f42f432ee9983e619a7c063e36761dba5934b469418034847e28e |
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font_02_sfnt_off00008e5d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8E5D | 10176 bytes |
SHA-256: 93dee7e1b2b8734d138c57cec27b88d1872739a3c1b33b85b1f5355e136d3f8f |
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font_03_sfnt_off0000b100.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB100 | 4324 bytes |
SHA-256: 1062cd8ddf90f4344fa193b395386d5669df1a952e5759311ca261a71931f361 |
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