MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file exhibits characteristics of a link farm, embedding numerous external links. One critical heuristic identified a link to known malicious redirector infrastructure at 'https://ttraff.ru/pify?keyword=prey+water+treatment+power'. The document body contains garbled text but also includes this URL and other URLs hosted on cdn.shopify.com and various other domains, suggesting a broad distribution attempt. The primary intent appears to be directing users to malicious sites through these embedded 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.ru/pify?keyword=prey+water+treatment+power In PDF document text
- http://files.alterraocean.com/uploads/1/3/1/4/131438137/cb8813.pdfIn PDF document text
- http://vovudut.edushorts.com/uploads/1/3/0/7/130776255/gikedodaxomejinuzuvi.pdfIn PDF document text
- http://files.thenoviceprofessor.com/uploads/1/3/1/0/131070895/wugeke.pdfIn PDF document text
- http://benufafi.ridgeandvalleyreptiles.com/uploads/1/3/2/6/132680835/d8e528.pdfIn PDF document text
- http://tenoju.onecatholiclawyer.com/uploads/1/3/1/6/131637814/7493838.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.opentle.orgIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9445/0078/files/how_to_update_chrome.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/0425/4615/files/mopukobanijovepitugujub.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4537/9478/files/vuxewegebebariviti.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4921/3349/files/15136784456.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0632/7959/files/deruvametarezanejinarono.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3111/7467/files/35945926265.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9769/4114/files/renin_angiotensin_aldosterone_system.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/8022/9791/files/jomon.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1791/9909/files/42769657441.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/0744/1053/files/kukizozexinilarowirozolu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/7191/1574/files/85428706288.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://www.gnu.org/licenses/gpl.htmlIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000097e9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x97E9 | 4952 bytes |
SHA-256: d01fcbc6e8c0cbdfe77bb35ff8b030fc80a063bc5d99bca267f52c354a147319 |
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font_01_sfnt_off0000a8ab.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA8AB | 6068 bytes |
SHA-256: d8e4b7f44dfb66ea49c7f1cefd345a391fade3fb548cc17de4cdbf151663dabd |
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font_02_sfnt_off0000b85c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB85C | 10144 bytes |
SHA-256: 2aff9e453553e7491bb07be181e33e07b12e44155fa4e3096d8c36377cd70737 |
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