MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a heuristic firing for a malicious redirector link and a link farm, indicating a social engineering attempt to trick users into clicking malicious URLs. The document body and heuristics suggest a lure to install a browser extension or update to view content. The primary malicious URL identified is https://ttraff.ru/pify?keyword=blazemeter+plugin+for+jmeter, which is likely used to redirect the user to further malicious content.
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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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.ru/pify?keyword=blazemeter+plugin+for+jmeter In PDF document text
- http://mutunepur.dearconjunction-paris-theatre.com/uploads/1/3/0/7/130739561/furesupenuwibiwi.pdfIn PDF document text
- http://files.tobaccofreewisconsin.org/uploads/1/3/1/6/131637881/mokokiredax.pdfIn PDF document text
- http://files.bunnaagri.com/uploads/1/3/0/7/130775137/tapuge-zetoludesigot-setomo-lubikox.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/1/0437/8863/2213/files/ribijojikilubesetam.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/3549/9418/files/32322110504.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2175/4787/files/iti_electrician_tools_list.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3328/8088/files/saxanekatizivadibos.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7409/2196/files/3116352987.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0446/6681/4617/files/esl_advanced_vocabulary_exercises.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/0048/6312/files/91447844988.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0452/8501/5714/files/crony_capitalism_in_america.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/7716/3426/files/79796676520.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/9947/0486/files/alphabetize_in_google_sheets.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6704/0163/files/23905168243.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1677/4054/files/ruxijupo.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
🗂 Part of campaign:
tobaccofreewisconsin.org
3 samples
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006040.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6040 | 5216 bytes |
SHA-256: f5af65f9acb41be4195e7bb867c57e7eb157e77c03b361872b8c2521d6edc609 |
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font_01_sfnt_off000071ff.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x71FF | 10360 bytes |
SHA-256: 1d7010417068c7d826ea6dce36c3d3401ea969998dab3d5558a85592afd3d810 |
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