MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document contains a link farm, with one primary link redirecting to malicious infrastructure at https://ttraff.ru/pify. The document body, though heavily obfuscated, contains keywords related to a "Murray 12. 5 hp riding mower manual", suggesting a lure to trick users into clicking the malicious link. The ML classifier strongly indicated maliciousness, and the PDF structure shows evidence of link manipulation.
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.ru/pify?keyword=murray+12.+5+hp+riding+mower+manual
- http://files.seestheticsinstitute.com/uploads/1/3/1/6/131607062/wukaro_kobapepekirip_kivelogekezaba.pdf
- http://files.redwood4h.org/uploads/1/3/1/0/131070420/795727.pdf
- http://files.warandthecanadianexperience.com/uploads/1/3/1/3/131379231/pivetufid.pdf
- http://files.yunkawasiperu.org/uploads/1/3/1/3/131379612/vizarifogumawov.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0439/0741/6219/files/notes_of_ch_1_chemistry_class_10_pdf.pdf
- https://cdn.shopify.com/s/files/1/0430/1648/7065/files/75350784209.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/tepumesuz.pdf
- https://cdn.shopify.com/s/files/1/0434/7848/3096/files/tanukeketoxupir.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/kovutuku.pdf
- https://cdn.shopify.com/s/files/1/0437/1428/1625/files/xawum.pdf
- https://cdn.shopify.com/s/files/1/0438/7468/0987/files/mojusiriruma.pdf
- https://cdn.shopify.com/s/files/1/0429/2991/4012/files/gananumuwizamo.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/75555741983.pdf
- https://cdn.shopify.com/s/files/1/0435/1816/5144/files/76396218849.pdf
- https://cdn.shopify.com/s/files/1/0433/7614/8638/files/2535327889.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000086cc.binf1d25fa79674faabce6f9fcfc2dcf1bf531018cf16c2e2732f8943ca8967aae5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x86CC | 5736 bytes |
font_01_sfnt_off00009a5c.binc7d231904cc0aee7a6fbbd9de0e2ef934d29f5a8ad28000ba454ab8b44b8d1c3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9A5C | 10212 bytes |
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