MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains embedded links that redirect to a malicious domain, identified by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The document body, though partially corrupted, suggests a lure related to an "Aluminum sheet thickness guide". The PDF_SEO_LINK_FARM heuristic indicates a large number of external links, likely for SEO manipulation or to distribute the malicious payload. The ML_NYX_PDF_MALICIOUS classifier strongly indicates malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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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.cc/pify?keyword=aluminum+sheet+thickness+guide In PDF document text
- http://wurumom.themoviepress.com/uploads/1/3/2/8/132814930/wewilamujiv.pdfIn PDF document text
- http://files.socialclubofsp.org/uploads/1/3/1/4/131437421/xufukurepafik-vikesevozekuwo.pdfIn PDF document text
- http://files.evandusenportfolio.com/uploads/1/3/2/6/132682335/0c046fe2cca4d00.pdfIn PDF document text
- http://gepej.yogadiversityinitiative.org/uploads/1/3/1/4/131437261/laroli_pezogijavamu.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0433/7680/3990/files/14329504828.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6535/2093/files/fajujiregevokiwin.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7089/7824/files/fuzuvinokoraraponus.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5529/2321/files/walmart_financial_statements.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3042/9352/files/tepuxipawolajabutow.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/2663/5162/files/6555301487.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4121/0011/files/68865840527.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5325/2757/files/12406373279.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3411/5233/files/black_beatles_song_pagalworld.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1791/9909/files/kudumogelaterezuwojajorut.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3826/0903/files/44127626655.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/6694/7744/files/basic_arabic_words_for_beginners.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00008004.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8004 | 4872 bytes |
SHA-256: 2d8221b9cfe07c238dc9659362e4b3f5173c4e1746623f6d2798ec071ccbb1bd |
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font_01_sfnt_off00009060.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9060 | 9888 bytes |
SHA-256: 886ff3ab6ed1668f297617df8dacae57167ed77c6f4d3492727c8f2df7ee6926 |
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font_02_sfnt_off0000b24f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB24F | 4324 bytes |
SHA-256: 05d2457133b820fa77aa358e30e9acfbad3f04c46ced9a37296d9311117db176 |
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