MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded links, with a critical heuristic identifying a malicious redirector at 'https://ttraff.ru/pify?keyword=exercise+verb+to+be+present+simple+pdf'. The document body, though heavily obfuscated, also contains this URL and other links, suggesting a link farm or redirection tactic. The presence of a 'download button' heuristic further supports the idea that the document is designed to trick the user into clicking a link to initiate a malicious download or visit a compromised site.
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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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.ru/pify?keyword=exercise+verb+to+be+present+simple+pdf In PDF document text
- http://files.petoskeydrones.com/uploads/1/3/0/7/130775432/f7ba8a5bae729.pdfIn PDF document text
- http://files.ahartymeal.ca/uploads/1/3/0/9/130969389/guzajuta-tipikajogisuk.pdfIn PDF document text
- http://files.jadeselevation.com/uploads/1/3/1/3/131384368/5299360.pdfIn PDF document text
- http://files.zejmusic.com/uploads/1/3/2/6/132695525/rutalurelimi-ramozedepupix-kexito.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/1/0428/5458/0391/files/10889046461.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/botudurodakokebavexosox.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6105/9482/files/33883447516.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/0021/6232/files/bolokopukuzofule.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/6129/4757/files/nakelesas.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6117/4684/files/43047726332.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/5575/2103/files/kesanajuridotokotixu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2175/4787/files/ditoruwa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6335/3250/files/82057952573.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1349/7247/files/public_speaking_definition.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9058/3458/files/71391600254.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/3735/0293/files/nufasumifidibumizatux.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_off000053a0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x53A0 | 5316 bytes |
SHA-256: ed2b3646c8814368eed5f5a857b0a4f8cd1cd1f0d9d0c4b3ced983a6a18c5215 |
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font_01_sfnt_off000065ac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x65AC | 10120 bytes |
SHA-256: 9335d4552b2e8c406339dd762ba887e5d0dd6941c5427ece2e47d10eabde47e1 |
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