MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, many of which point to a link farm hosted on cdn.shopify.com, and one critical link to a known malicious redirector at ttraff.ru. The document body, though heavily obfuscated, contains the text 'Que es el capitalismo equipo maiz pdf' and the malicious URL, suggesting a lure to trick users into visiting potentially harmful sites. The ML classifier strongly supports the malicious verdict.
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=que+es+el+capitalismo+equipo+maiz+pdf
- http://files.ronrash.com/uploads/1/3/1/1/131163788/2392257.pdf
- http://dagavovip.portchteatogo.com/uploads/1/3/0/8/130814328/zulonitomazijesipig.pdf
- http://files.kdyllon.com/uploads/1/3/1/6/131606128/jatemi_pudajamijejaj_pedifetu_vesemunanibino.pdf
- http://tojavazon.positivefocushawaii.com/uploads/1/3/1/4/131438225/sufupeb.pdf
- https://cdn.shopify.com/s/files/1/0432/5693/8646/files/dimituretigivumuteba.pdf
- https://cdn.shopify.com/s/files/1/0434/7628/7648/files/lezege.pdf
- https://cdn.shopify.com/s/files/1/0433/4272/5275/files/neopets_shop_layouts.pdf
- https://cdn.shopify.com/s/files/1/0439/3179/5624/files/40800376096.pdf
- https://cdn.shopify.com/s/files/1/0434/2104/0792/files/spotify_hosts_file.pdf
- https://cdn.shopify.com/s/files/1/0433/0556/6366/files/29283025299.pdf
- https://cdn.shopify.com/s/files/1/0429/5114/7679/files/vetosabiwutudonopupuso.pdf
- https://cdn.shopify.com/s/files/1/0432/1725/6603/files/36030047356.pdf
- https://cdn.shopify.com/s/files/1/0434/0934/2614/files/xujofituwegekujidimuminos.pdf
- https://cdn.shopify.com/s/files/1/0428/5490/8071/files/86864932431.pdf
- https://cdn.shopify.com/s/files/1/0433/4016/9366/files/behavior_modification.pdf
- https://cdn.shopify.com/s/files/1/0435/3094/4671/files/xofobumugililuxupemi.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_off0000a9b8.binab1be4a6400a3a5cf8d98e39013da20d7c4726f3a43b91b5b476c21666aec91c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA9B8 | 5444 bytes |
font_01_sfnt_off0000bc39.binf30512ebd91e26e0d834c9c024a3c5505dee93a070ce91dc58da11d6f310387f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBC39 | 11836 bytes |
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