MALICIOUS
274
Risk Score
Malware Insights
MITRE ATT&CK
T1204.001 Malicious Link
T1566.002 Spearphishing Link
The PDF contains multiple heuristics indicating malicious intent, including links to a known malicious redirector and a link farm. The document body, though heavily obfuscated, contains text that suggests a lure for a browser extension. The presence of a password-protected archive lure and a browser extension lure indicates a social engineering attack aimed at tricking the user into downloading further malicious content or granting access.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 7
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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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Password-protected archive handoff high SE_PASSWORD_ARCHIVE_LUREDocument gives password instructions for an archive or attachment — often used to keep payloads encrypted until after gateway scanning
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Browser extension / update installation lure high SE_BROWSER_INSTALL_LUREDocument tells the user to install a browser extension, plugin, viewer, or browser update to view content — a common social-engineering path for credential theft and malware installation
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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=email+template+gmail+extension In PDF document text
- http://files.nickferrucci.com/uploads/1/3/2/7/132712451/runajijibufo.pdfIn PDF document text
- http://files.greateraustinsws.com/uploads/1/3/1/4/131406173/laxobox.pdfIn PDF document text
- http://samesir.thecreativeshowcase.co.uk/uploads/1/3/1/0/131071164/damovufago.pdfIn PDF document text
- http://files.foxnet.xyz/uploads/1/3/0/8/130814680/0dc940e1.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/1/0430/9018/2304/files/30528503637.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3876/0342/files/dutuxukokexagamekupupaxo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7526/4924/files/45129544556.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/0501/6226/files/46438079926.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/6660/4182/files/zipcode_dayton_ohio.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7258/5888/files/18542024331.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/2139/3320/files/66793194612.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6763/7922/files/75502966772.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/1327/5811/files/xogid.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/1121/1425/files/32792128163.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_off00005ff2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5FF2 | 4856 bytes |
SHA-256: 7d8528e522fa864cc7fe06a6f9b2f333a87967f93e8d90291b727dd43e7757f4 |
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font_01_sfnt_off0000705f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x705F | 10524 bytes |
SHA-256: e0cc77a09f4cc7f489a2b7ff6c6773fc53a9f3bf01ea473d264e92c88510cf22 |
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font_02_sfnt_off00009451.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9451 | 4324 bytes |
SHA-256: 1062cd8ddf90f4344fa193b395386d5669df1a952e5759311ca261a71931f361 |
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