MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains numerous embedded links, with a critical heuristic firing for PDF_MALICIOUS_REDIRECTOR_LINK pointing to 'https://ttraff.cc/pify?keyword=janet+belsky+experiencing+the+lifespan+pdf'. This indicates the document is designed to redirect users to malicious infrastructure. The presence of a large number of external PDF links, as flagged by PDF_SEO_LINK_FARM, further supports the attack pattern of using link farms for obfuscation or SEO poisoning to lure victims. The ML classifier also strongly flagged this PDF as malicious.
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=janet+belsky+experiencing+the+lifespan+pdf In PDF document text
- http://files.executive-advocate.com/uploads/1/3/1/3/131379321/a73eb63e8d82.pdfIn PDF document text
- http://files.thefutureofindiana.org/uploads/1/3/1/4/131407445/wisefamiwo_bovupefimam_vojateril_foder.pdfIn PDF document text
- http://files.all-about-abbie.com/uploads/1/3/1/4/131438891/jujuxiziliwadatopag.pdfIn PDF document text
- http://files.photolenka.com/uploads/1/3/0/7/130739892/bubeju-mavewita-lefevebe-dugajemomigexa.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/1/0429/9007/6067/files/71365414466.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/99744184538.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8260/3927/files/17527600895.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0476/4068/files/banow.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0451/2251/9205/files/panduan_belajar_bahasa_mandarin.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9507/2673/files/39994550127.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5592/3878/files/tikutijalazo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/zenafepejeviwasi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/6666/8694/files/nukobiwevawifaxafisago.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/9580/0475/files/kujolonotowu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9230/3254/files/napijutib.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3645/8654/files/7953571665.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://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn 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 |
|---|---|---|---|
stream_005_off00009a0d.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x9A0D | 17860 bytes |
SHA-256: ab969b5af7b01d343ac0c3b64dbdfa17f213a41e7806b784a14489e73ce9294c |
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font_00_sfnt_off000063a3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x63A3 | 5780 bytes |
SHA-256: 3d9c596a11bef9d43177767684e9f2b8a77e696a6c095d5ce1b3437175bba2e7 |
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font_01_sfnt_off00007746.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7746 | 10100 bytes |
SHA-256: afd8c6631082da3234d86e77f8e4f4afcef28c096c9620f0398b50d5bc1de3d9 |
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