MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by multiple critical heuristics for containing malicious redirector links and a link farm. The embedded URL 'https://ttraff.com/pify?keyword=biostar+2+administrator+guide+pdf' is a strong indicator of malicious intent, likely serving as a lure or redirector. The presence of numerous other links, many pointing to Shopify domains but some to unknown hosts, suggests a coordinated effort to distribute malicious content or phish users. No scripts were extracted, but the PDF structure itself is weaponized.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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=biostar+2+administrator+guide+pdf
- http://nofufuxen.empirecityacademy.com/uploads/1/3/2/7/132740214/4581232.pdf
- http://files.mindbusterstrivia.com/uploads/1/3/1/8/131857920/7697937.pdf
- http://files.mrbalwayscare.com/uploads/1/3/1/0/131070452/8167746.pdf
- http://files.mdddssolutions.com/uploads/1/3/1/3/131383953/gutatiris-lumot-jamufojotebo-duzobegagijaxet.pdf
- http://files.angelicastrologymagic.com/uploads/1/3/0/7/130775953/nugumafafojuso.pdf
- https://cdn.shopify.com/s/files/1/0438/1242/1789/files/php_format_number.pdf
- https://cdn.shopify.com/s/files/1/0430/8254/7361/files/ritobemexefep.pdf
- https://cdn.shopify.com/s/files/1/0437/5350/4917/files/13809528220.pdf
- https://cdn.shopify.com/s/files/1/0430/4420/8797/files/36726096286.pdf
- https://cdn.shopify.com/s/files/1/0428/4717/4822/files/pizoximazerixu.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/xuxovozukirofavekejob.pdf
- https://cdn.shopify.com/s/files/1/0433/0212/5733/files/38706357578.pdf
- https://cdn.shopify.com/s/files/1/0437/8918/9272/files/76035146608.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/64541570927.pdf
- https://cdn.shopify.com/s/files/1/0427/5775/0951/files/gexovarum.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006e62.bincfaeecb2dff9a251faa755bd9cbcdae7dffdab6c49003e54fb3f514317519847 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6E62 | 5508 bytes |
font_01_sfnt_off0000810c.bin06d6cc4beaacb948104ff61cb2ed0eca96a10c33df36620c0ccba366f9aab364 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x810C | 10168 bytes |
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