MALICIOUS
242
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link that redirects to a malicious URL, disguised as a download for cracked software. The heuristic PDF_MALICIOUS_REDIRECTOR_LINK confirms the malicious nature of the redirector. The PDF_SEO_LINK_FARM heuristic indicates a large number of outbound links, likely for SEO manipulation or to host further malicious content. The presence of a 'download button' lure reinforces the social engineering aspect.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 7
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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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PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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=audio+converter+full+crack In PDF document text
- http://files.caninebehaviorsolutionsandobedience.com/uploads/1/3/0/8/130874583/doratenexufox.pdfIn PDF document text
- http://files.goodhorsehealth.com/uploads/1/3/0/9/130969966/0264e95.pdfIn PDF document text
- http://files.luciademarcoillustrazioni.com/uploads/1/3/1/4/131437983/245eaab86728a8.pdfIn PDF document text
- http://mubaliror.coolgeekzatl.com/uploads/1/3/2/7/132741420/2461310.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/1/0432/1034/2559/files/77560670786.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/0645/2131/files/nadiligifikubila.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8117/9037/files/90899259028.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/9848/1564/files/hermann_hesse_narcissus_and_goldmund.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/19189676900.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4474/1024/files/zetotugik.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7816/4387/files/54915270897.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/5464/2853/files/dimapiduxuwanu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/2026/9221/files/notisoluxebibudot.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/1747/7019/files/xijipopijituwigidovijufu.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
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000070e6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x70E6 | 4952 bytes |
SHA-256: 35874de37055799a08979a4835fdcf686ef1d21015e0bff34366655b0adecfa1 |
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font_01_sfnt_off000081cd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x81CD | 10412 bytes |
SHA-256: 4ce29537b27ff8fe436de59b7ab3b446b3d6e5ab014bd6ece50e2036edbb59b7 |
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