MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, with one identified as a malicious redirector. The document body, though heavily obfuscated, contains text suggesting it is a reference manual, likely a lure to encourage clicks. The presence of a large number of external PDF links further supports a link farm or redirection strategy, potentially leading to malware downloads or phishing sites.
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=the+gregg+reference+manual+11th+edition+pdf
- http://files.wingspan-wellness.com/uploads/1/3/0/7/130775563/wamovos.pdf
- http://files.rusticchalkdecorshop.com/uploads/1/3/0/7/130775382/906b08689b464.pdf
- http://files.marenjmiller.com/uploads/1/3/1/0/131071137/tememazolibix-fopapugesaj-kokidifosaw.pdf
- http://files.gr8tjob.com/uploads/1/3/1/8/131856815/6333714.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0434/1848/4888/files/tuxusari.pdf
- https://cdn.shopify.com/s/files/1/0439/0053/4952/files/nozusurojoj.pdf
- https://cdn.shopify.com/s/files/1/0432/3095/3630/files/kuviwolutofidideloba.pdf
- https://cdn.shopify.com/s/files/1/0434/3411/5233/files/bodatokoxop.pdf
- https://cdn.shopify.com/s/files/1/0436/3563/8425/files/6495239447.pdf
- https://cdn.shopify.com/s/files/1/0428/3655/7987/files/80392407466.pdf
- https://cdn.shopify.com/s/files/1/0432/6070/6971/files/15021823248.pdf
- https://cdn.shopify.com/s/files/1/0429/7592/0282/files/godupaporigaxowefureraso.pdf
- https://cdn.shopify.com/s/files/1/0429/4659/2924/files/dodisu.pdf
- https://cdn.shopify.com/s/files/1/0436/9501/4042/files/kebog.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_off00005387.bin41354660de23f99e2ebf17e99158024a70e9244584138b94b7551a2301481aa6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5387 | 5392 bytes |
font_01_sfnt_off000065bf.bin50ae77bc8afe56a3f836b7e0e73f836685060b7f894a73e58eb7b2396df91e53 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x65BF | 13932 bytes |
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