MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of links to external PDFs, many of which appear to be part of an SEO link farm designed to lure users. The primary redirector URL, https://ttraff.ru/pify?keyword=armageddon+piano+sheet+music, is flagged as malicious. While no scripts were explicitly extracted, the PDF structure and embedded links strongly suggest a phishing or redirection attempt, likely using embedded JavaScript to facilitate the redirection.
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.ru/pify?keyword=armageddon+piano+sheet+music In PDF document text
- http://files.myprotectionguide.com/uploads/1/3/1/0/131070137/vuzakigutebuzowu.pdfIn PDF document text
- http://files.greenwichlight.org/uploads/1/3/2/6/132683334/7ac73b524ffd.pdfIn PDF document text
- http://fajeb.dksstudiogallery.com/uploads/1/3/2/6/132682646/ba92a.pdfIn PDF document text
- http://files.classicsenglishliterature.com/uploads/1/3/0/7/130738714/2935686.pdfIn PDF document text
- http://files.qmprecords.com/uploads/1/3/0/7/130776206/22c6f523aaa.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/1/0430/5970/8058/files/52267782648.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/4687/1974/files/89598565750.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2768/5798/files/10161152615.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3103/5047/files/belajar_vlookup_dan_hlookup_excel_2020.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/7728/0671/files/72560673782.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6911/1448/files/tamil_songs_zip_file_2019.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9672/7957/files/dapawalofokolix.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/7962/1026/files/haldia_petrochemicals_ltd_annual_report_2017.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/4351/8614/files/84324382579.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/tokon.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/1133/2507/files/worogimemu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/6881/5528/files/empirical_review_of_literature.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5511/9513/files/panasowodowuwa.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
🗂 Part of campaign:
classicsenglishliterature.com
7 samples
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004a4c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4A4C | 5444 bytes |
SHA-256: 10caf5325d3e3269715f8fa3989454f6f4f8e900e308006903f18f8b9cc2d489 |
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font_01_sfnt_off00005c98.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5C98 | 10164 bytes |
SHA-256: 547048795c0dd260605f3eabe1db4464e42a1d26234832d33258bb23749f9749 |
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